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(\"Merger Sub\"), Merger Sub merged with and into the Issuer (the \"Merger\") with the Issuer surviving the Merger as a wholly owned subsidiary of Parent, and at the time of the Merger, each issued and outstanding share of the Issuer's Common Stock, par value $0.01 per share owned by the Reporting Person was cancelled and converted into the right to receive $11.10 per share in cash without interest."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0000950170-24-140355","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000095017024140355/ownership.xml","form_type":"4"}},{"id":1675106,"issuer":{"id":84733,"kind":"organization","name":"Duckhorn Portfolio, Inc.","symbol":"NAPA"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel 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All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":4000,"derivative":{"underlying":"Class A Common Stock","underlying_shares":100000},"source":{"system":"sec-edgar","filing":"0001517413-21-000022","document":"wf-form4_161412137385393.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741321000022/wf-form4_161412137385393.xml","form_type":"4"}},{"id":2839069,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2021-02-23T18:03:09.000Z","date":"2021-02-19","kind":"exercise","acquired":true,"shares":100000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":104000,"derivative":{"exercise_price":2.36,"underlying":"Class A Common Stock","underlying_shares":100000},"source":{"system":"sec-edgar","filing":"0001517413-21-000022","document":"wf-form4_161412137385393.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741321000022/wf-form4_161412137385393.xml","form_type":"4"}},{"id":2839068,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2021-02-23T18:03:09.000Z","date":"2021-02-19","kind":"exercise","acquired":false,"shares":100000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The stock option vested and became exercisable as to 25% of the shares subject to the option on May 16, 2017, and thereafter vested as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the reporting person on each vesting date."}],"balance_after":570248,"derivative":{"exercise_price":2.36,"expiration_date":"2026-07-11","underlying":"Class B Common Stock","underlying_shares":100000},"source":{"system":"sec-edgar","filing":"0001517413-21-000022","document":"wf-form4_161412137385393.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741321000022/wf-form4_161412137385393.xml","form_type":"4"}},{"id":2839067,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2021-02-23T18:03:09.000Z","date":"2021-02-19","kind":"sale","acquired":false,"shares":100,"price":83.17,"value":8317.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."}],"balance_after":185501,"source":{"system":"sec-edgar","filing":"0001517413-21-000022","document":"wf-form4_161412137385393.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741321000022/wf-form4_161412137385393.xml","form_type":"4"}},{"id":2839066,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2021-02-23T18:03:09.000Z","date":"2021-02-19","kind":"sale","acquired":false,"shares":3300,"price":82.59,"value":272547.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price. 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These shares were sold in multiple transactions at prices ranging from $81.01 to $82.00, inclusive."}],"balance_after":188901,"source":{"system":"sec-edgar","filing":"0001517413-21-000022","document":"wf-form4_161412137385393.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741321000022/wf-form4_161412137385393.xml","form_type":"4"}},{"id":2839064,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2021-02-23T18:03:09.000Z","date":"2021-02-19","kind":"sale","acquired":false,"shares":68394,"price":80.52,"value":5507084.88,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $80.01 to $81.00, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) through (5) to this Form 4."}],"balance_after":217107,"source":{"system":"sec-edgar","filing":"0001517413-21-000022","document":"wf-form4_161412137385393.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741321000022/wf-form4_161412137385393.xml","form_type":"4"}},{"id":2839063,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2021-02-23T18:03:09.000Z","date":"2021-02-19","kind":"exercise","acquired":true,"shares":100000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."}],"balance_after":285501,"source":{"system":"sec-edgar","filing":"0001517413-21-000022","document":"wf-form4_161412137385393.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741321000022/wf-form4_161412137385393.xml","form_type":"4"}},{"id":2845960,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2021-02-19T17:18:30.000Z","date":"2021-02-17","kind":"sale","acquired":false,"shares":7753,"price":94.4,"value":731883.2,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold to satisfy tax obligations in connection with the vesting of previously granted Restricted Stock Units."}],"balance_after":185501,"source":{"system":"sec-edgar","filing":"0001517413-21-000014","document":"wf-form4_161377305988271.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741321000014/wf-form4_161377305988271.xml","form_type":"4"}},{"id":2854208,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2021-02-17T16:59:30.000Z","date":"2021-02-14","kind":"grant","acquired":true,"shares":24083,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The shares are represented by restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement. 100% of the RSUs are initially subject to vesting.  12.5% of the total RSUs vest on August 15, 2021, with the remainder vesting in 14 equal quarterly installments (November, February, May and August) of 6.25% thereafter, in each case subject to the Reporting Person's continued service with the Issuer through each applicable vesting date."}],"balance_after":193254,"source":{"system":"sec-edgar","filing":"0001209191-21-011336","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000120919121011336/doc4.xml","form_type":"4"}},{"id":2972980,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-11-19T19:08:44.000Z","date":"2020-11-17","kind":"sale","acquired":false,"shares":9319,"price":78.58,"value":732287.02,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold to satisfy tax obligations in connection with the vesting of previously granted Restricted Stock Units."}],"balance_after":169171,"source":{"system":"sec-edgar","filing":"0001517413-20-000271","document":"wf-form4_160583090852823.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000271/wf-form4_160583090852823.xml","form_type":"4"}},{"id":3004019,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-10-19T17:28:45.000Z","date":"2020-10-15","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F11","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F11","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F11","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000240","document":"wf-form4_160314291076711.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000240/wf-form4_160314291076711.xml","form_type":"4"}},{"id":3004018,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-10-19T17:28:45.000Z","date":"2020-10-15","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F11","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F11","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":4000,"derivative":{"exercise_price":2.36,"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000240","document":"wf-form4_160314291076711.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000240/wf-form4_160314291076711.xml","form_type":"4"}},{"id":3004017,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2020-10-19T17:28:45.000Z","date":"2020-10-15","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F10","text":"The stock option vested and became exercisable as to 25% of the shares subject to the option on May 16, 2017, and thereafter vested as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the reporting person on each vesting date."}],"balance_after":670248,"derivative":{"exercise_price":2.36,"expiration_date":"2026-07-11","underlying":"Class B Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000240","document":"wf-form4_160314291076711.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000240/wf-form4_160314291076711.xml","form_type":"4"}},{"id":3004016,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-10-19T17:28:45.000Z","date":"2020-10-15","kind":"sale","acquired":false,"shares":200,"price":94.84,"value":18968.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F9","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $94.39 to $95.28, inclusive."}],"balance_after":178490,"source":{"system":"sec-edgar","filing":"0001517413-20-000240","document":"wf-form4_160314291076711.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000240/wf-form4_160314291076711.xml","form_type":"4"}},{"id":3004015,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-10-19T17:28:45.000Z","date":"2020-10-15","kind":"sale","acquired":false,"shares":600,"price":93.27,"value":55962.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $93.11 to $93.41, inclusive."}],"balance_after":178690,"source":{"system":"sec-edgar","filing":"0001517413-20-000240","document":"wf-form4_160314291076711.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000240/wf-form4_160314291076711.xml","form_type":"4"}},{"id":3004014,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-10-19T17:28:45.000Z","date":"2020-10-15","kind":"sale","acquired":false,"shares":400,"price":92,"value":36800.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.79 to $92.32, inclusive."}],"balance_after":179290,"source":{"system":"sec-edgar","filing":"0001517413-20-000240","document":"wf-form4_160314291076711.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000240/wf-form4_160314291076711.xml","form_type":"4"}},{"id":3004013,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-10-19T17:28:45.000Z","date":"2020-10-15","kind":"sale","acquired":false,"shares":500,"price":91.03,"value":45515.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.77 to $91.42, inclusive."}],"balance_after":179690,"source":{"system":"sec-edgar","filing":"0001517413-20-000240","document":"wf-form4_160314291076711.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000240/wf-form4_160314291076711.xml","form_type":"4"}},{"id":3004012,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-10-19T17:28:45.000Z","date":"2020-10-15","kind":"sale","acquired":false,"shares":1100,"price":90.07,"value":99077.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.74 to $90.57, inclusive."}],"balance_after":180190,"source":{"system":"sec-edgar","filing":"0001517413-20-000240","document":"wf-form4_160314291076711.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000240/wf-form4_160314291076711.xml","form_type":"4"}},{"id":3004011,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-10-19T17:28:45.000Z","date":"2020-10-15","kind":"sale","acquired":false,"shares":900,"price":89.34,"value":80406.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $88.68 to $89.66, inclusive."}],"balance_after":181290,"source":{"system":"sec-edgar","filing":"0001517413-20-000240","document":"wf-form4_160314291076711.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000240/wf-form4_160314291076711.xml","form_type":"4"}},{"id":3004010,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-10-19T17:28:45.000Z","date":"2020-10-15","kind":"sale","acquired":false,"shares":300,"price":86.28,"value":25884.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.93 to $86.88, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) through (9) to this Form 4."}],"balance_after":182190,"source":{"system":"sec-edgar","filing":"0001517413-20-000240","document":"wf-form4_160314291076711.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000240/wf-form4_160314291076711.xml","form_type":"4"}},{"id":3004009,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-10-19T17:28:45.000Z","date":"2020-10-15","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."}],"balance_after":182490,"source":{"system":"sec-edgar","filing":"0001517413-20-000240","document":"wf-form4_160314291076711.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000240/wf-form4_160314291076711.xml","form_type":"4"}},{"id":3028182,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-09-17T18:06:20.000Z","date":"2020-09-15","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000204","document":"wf-form4_160038036597844.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000204/wf-form4_160038036597844.xml","form_type":"4"}},{"id":3028181,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-09-17T18:06:20.000Z","date":"2020-09-15","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":4000,"derivative":{"exercise_price":2.36,"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000204","document":"wf-form4_160038036597844.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000204/wf-form4_160038036597844.xml","form_type":"4"}},{"id":3028180,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2020-09-17T18:06:20.000Z","date":"2020-09-15","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The stock option vested and became exercisable as to 25% of the shares subject to the option on May 16, 2017, and thereafter vested as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the reporting person on each vesting date."}],"balance_after":674248,"derivative":{"exercise_price":2.36,"expiration_date":"2026-07-11","underlying":"Class B Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000204","document":"wf-form4_160038036597844.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000204/wf-form4_160038036597844.xml","form_type":"4"}},{"id":3028179,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-09-17T18:06:20.000Z","date":"2020-09-15","kind":"sale","acquired":false,"shares":2296,"price":83.83,"value":192473.68,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $83.37 to $84.34, inclusive."}],"balance_after":178490,"source":{"system":"sec-edgar","filing":"0001517413-20-000204","document":"wf-form4_160038036597844.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000204/wf-form4_160038036597844.xml","form_type":"4"}},{"id":3028178,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-09-17T18:06:20.000Z","date":"2020-09-15","kind":"sale","acquired":false,"shares":1304,"price":82.69,"value":107827.76,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $82.15 to $83.13, inclusive."}],"balance_after":180786,"source":{"system":"sec-edgar","filing":"0001517413-20-000204","document":"wf-form4_160038036597844.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000204/wf-form4_160038036597844.xml","form_type":"4"}},{"id":3028177,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-09-17T18:06:20.000Z","date":"2020-09-15","kind":"sale","acquired":false,"shares":400,"price":81.52,"value":32608.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $81.12 to $81.94, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) through (5) to this Form 4."}],"balance_after":182090,"source":{"system":"sec-edgar","filing":"0001517413-20-000204","document":"wf-form4_160038036597844.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000204/wf-form4_160038036597844.xml","form_type":"4"}},{"id":3028176,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-09-17T18:06:20.000Z","date":"2020-09-15","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."}],"balance_after":182490,"source":{"system":"sec-edgar","filing":"0001517413-20-000204","document":"wf-form4_160038036597844.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000204/wf-form4_160038036597844.xml","form_type":"4"}},{"id":3049813,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-08-21T16:40:45.000Z","date":"2020-08-19","kind":"sale","acquired":false,"shares":701,"price":81.14,"value":56879.14,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $80.94 to $81.41, inclusive."}],"balance_after":178490,"source":{"system":"sec-edgar","filing":"0001517413-20-000184","document":"wf-form4_159804243209793.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000184/wf-form4_159804243209793.xml","form_type":"4"}},{"id":3049812,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-08-21T16:40:45.000Z","date":"2020-08-19","kind":"sale","acquired":false,"shares":2100,"price":80.13,"value":168273.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $79.76 to $80.61, inclusive."}],"balance_after":179191,"source":{"system":"sec-edgar","filing":"0001517413-20-000184","document":"wf-form4_159804243209793.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000184/wf-form4_159804243209793.xml","form_type":"4"}},{"id":3049811,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-08-21T16:40:45.000Z","date":"2020-08-19","kind":"sale","acquired":false,"shares":2643,"price":79.22,"value":209378.46,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $78.76 to $79.70, inclusive."}],"balance_after":181291,"source":{"system":"sec-edgar","filing":"0001517413-20-000184","document":"wf-form4_159804243209793.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000184/wf-form4_159804243209793.xml","form_type":"4"}},{"id":3049810,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-08-21T16:40:45.000Z","date":"2020-08-19","kind":"sale","acquired":false,"shares":2000,"price":78.07,"value":156140.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $77.72 to $78.65, inclusive."}],"balance_after":183934,"source":{"system":"sec-edgar","filing":"0001517413-20-000184","document":"wf-form4_159804243209793.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000184/wf-form4_159804243209793.xml","form_type":"4"}},{"id":3049809,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-08-21T16:40:45.000Z","date":"2020-08-19","kind":"sale","acquired":false,"shares":910,"price":77.21,"value":70261.1,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $76.64 to $77.59. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2) through (6) to this Form 4."}],"balance_after":185934,"source":{"system":"sec-edgar","filing":"0001517413-20-000184","document":"wf-form4_159804243209793.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000184/wf-form4_159804243209793.xml","form_type":"4"}},{"id":3052156,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-08-19T16:16:07.000Z","date":"2020-08-17","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F9","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F9","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000175","document":"wf-form4_159786815167038.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000175/wf-form4_159786815167038.xml","form_type":"4"}},{"id":3052155,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-08-19T16:16:07.000Z","date":"2020-08-17","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F9","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":4000,"derivative":{"exercise_price":2.36,"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000175","document":"wf-form4_159786815167038.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000175/wf-form4_159786815167038.xml","form_type":"4"}},{"id":3052154,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2020-08-19T16:16:07.000Z","date":"2020-08-17","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"The stock option vested and became exercisable as to 25% of the shares subject to the option on May 16, 2017, and thereafter vested as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the reporting person on each vesting date."}],"balance_after":678248,"derivative":{"exercise_price":2.36,"expiration_date":"2026-07-11","underlying":"Class B Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000175","document":"wf-form4_159786815167038.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000175/wf-form4_159786815167038.xml","form_type":"4"}},{"id":3052153,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-08-19T16:16:07.000Z","date":"2020-08-18","kind":"sale","acquired":false,"shares":23196,"price":77.59,"value":1799777.64,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F7","text":"Shares sold to satisfy tax obligations in connection with the vesting of previously granted Restricted Stock Units."}],"balance_after":186844,"source":{"system":"sec-edgar","filing":"0001517413-20-000175","document":"wf-form4_159786815167038.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000175/wf-form4_159786815167038.xml","form_type":"4"}},{"id":3052152,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-08-19T16:16:07.000Z","date":"2020-08-17","kind":"sale","acquired":false,"shares":200,"price":80.03,"value":16006.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $80.01 to $80.04, inclusive."}],"balance_after":210040,"source":{"system":"sec-edgar","filing":"0001517413-20-000175","document":"wf-form4_159786815167038.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000175/wf-form4_159786815167038.xml","form_type":"4"}},{"id":3052151,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-08-19T16:16:07.000Z","date":"2020-08-17","kind":"sale","acquired":false,"shares":1353,"price":78.75,"value":106548.75,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $78.38 to $79.16, inclusive."}],"balance_after":210240,"source":{"system":"sec-edgar","filing":"0001517413-20-000175","document":"wf-form4_159786815167038.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000175/wf-form4_159786815167038.xml","form_type":"4"}},{"id":3052150,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-08-19T16:16:07.000Z","date":"2020-08-17","kind":"sale","acquired":false,"shares":1147,"price":77.51,"value":88903.97,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $77.28 to $77.75, inclusive."}],"balance_after":211593,"source":{"system":"sec-edgar","filing":"0001517413-20-000175","document":"wf-form4_159786815167038.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000175/wf-form4_159786815167038.xml","form_type":"4"}},{"id":3052149,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-08-19T16:16:07.000Z","date":"2020-08-17","kind":"sale","acquired":false,"shares":1300,"price":76.79,"value":99827.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $76.26 to $77.23, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) through (6) to this Form 4."}],"balance_after":212740,"source":{"system":"sec-edgar","filing":"0001517413-20-000175","document":"wf-form4_159786815167038.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000175/wf-form4_159786815167038.xml","form_type":"4"}},{"id":3052148,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-08-19T16:16:07.000Z","date":"2020-08-17","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."}],"balance_after":214040,"source":{"system":"sec-edgar","filing":"0001517413-20-000175","document":"wf-form4_159786815167038.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000175/wf-form4_159786815167038.xml","form_type":"4"}},{"id":3081599,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-07-16T19:11:06.000Z","date":"2020-07-15","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F10","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F10","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F10","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000143","document":"wf-form4_159494105303809.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000143/wf-form4_159494105303809.xml","form_type":"4"}},{"id":3081598,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-07-16T19:11:06.000Z","date":"2020-07-15","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F10","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F10","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":4000,"derivative":{"exercise_price":2.36,"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000143","document":"wf-form4_159494105303809.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000143/wf-form4_159494105303809.xml","form_type":"4"}},{"id":3081597,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2020-07-16T19:11:06.000Z","date":"2020-07-15","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"The stock option vested and became exercisable as to 25% of the shares subject to the option on May 16, 2017, and thereafter vested as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the reporting person on each vesting date."}],"balance_after":682248,"derivative":{"exercise_price":2.36,"expiration_date":"2026-07-11","underlying":"Class B Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000143","document":"wf-form4_159494105303809.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000143/wf-form4_159494105303809.xml","form_type":"4"}},{"id":3081596,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-07-16T19:11:06.000Z","date":"2020-07-15","kind":"sale","acquired":false,"shares":400,"price":82.94,"value":33176.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $82.75 to $83.12, inclusive."}],"balance_after":210040,"source":{"system":"sec-edgar","filing":"0001517413-20-000143","document":"wf-form4_159494105303809.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000143/wf-form4_159494105303809.xml","form_type":"4"}},{"id":3081595,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-07-16T19:11:06.000Z","date":"2020-07-15","kind":"sale","acquired":false,"shares":1281,"price":82.23,"value":105336.63,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $81.69 to $82.54, inclusive."}],"balance_after":210440,"source":{"system":"sec-edgar","filing":"0001517413-20-000143","document":"wf-form4_159494105303809.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000143/wf-form4_159494105303809.xml","form_type":"4"}},{"id":3081594,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-07-16T19:11:06.000Z","date":"2020-07-15","kind":"sale","acquired":false,"shares":500,"price":80.99,"value":40495.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $80.55 to $81.44, inclusive."}],"balance_after":211721,"source":{"system":"sec-edgar","filing":"0001517413-20-000143","document":"wf-form4_159494105303809.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000143/wf-form4_159494105303809.xml","form_type":"4"}},{"id":3081593,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-07-16T19:11:06.000Z","date":"2020-07-15","kind":"sale","acquired":false,"shares":1019,"price":79.63,"value":81142.97,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $79.09 to $79.94, inclusive."}],"balance_after":212221,"source":{"system":"sec-edgar","filing":"0001517413-20-000143","document":"wf-form4_159494105303809.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000143/wf-form4_159494105303809.xml","form_type":"4"}},{"id":3081592,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-07-16T19:11:06.000Z","date":"2020-07-15","kind":"sale","acquired":false,"shares":300,"price":78.44,"value":23532.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $77.86 to $78.79, inclusive."}],"balance_after":213240,"source":{"system":"sec-edgar","filing":"0001517413-20-000143","document":"wf-form4_159494105303809.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000143/wf-form4_159494105303809.xml","form_type":"4"}},{"id":3081591,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-07-16T19:11:06.000Z","date":"2020-07-15","kind":"sale","acquired":false,"shares":500,"price":77.27,"value":38635.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $76.71 to $77.68, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) through (8) to this Form 4."}],"balance_after":213540,"source":{"system":"sec-edgar","filing":"0001517413-20-000143","document":"wf-form4_159494105303809.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000143/wf-form4_159494105303809.xml","form_type":"4"}},{"id":3081590,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-07-16T19:11:06.000Z","date":"2020-07-15","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."}],"balance_after":214040,"source":{"system":"sec-edgar","filing":"0001517413-20-000143","document":"wf-form4_159494105303809.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000143/wf-form4_159494105303809.xml","form_type":"4"}},{"id":3106867,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-06-17T16:56:37.000Z","date":"2020-06-15","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F9","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F9","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000134","document":"wf-form4_159242737963528.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000134/wf-form4_159242737963528.xml","form_type":"4"}},{"id":3106866,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-06-17T16:56:37.000Z","date":"2020-06-15","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F9","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":4000,"derivative":{"exercise_price":2.36,"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000134","document":"wf-form4_159242737963528.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000134/wf-form4_159242737963528.xml","form_type":"4"}},{"id":3106865,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2020-06-17T16:56:37.000Z","date":"2020-06-15","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"The stock option vested and became exercisable as to 25% of the shares subject to the option on May 16, 2017, and thereafter vested as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the reporting person on each vesting date."}],"balance_after":686248,"derivative":{"exercise_price":2.36,"expiration_date":"2026-07-11","underlying":"Class B Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000134","document":"wf-form4_159242737963528.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000134/wf-form4_159242737963528.xml","form_type":"4"}},{"id":3106864,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-06-17T16:56:37.000Z","date":"2020-06-15","kind":"sale","acquired":false,"shares":731,"price":52.07,"value":38063.17,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $51.94 to $52.30, inclusive."}],"balance_after":210040,"source":{"system":"sec-edgar","filing":"0001517413-20-000134","document":"wf-form4_159242737963528.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000134/wf-form4_159242737963528.xml","form_type":"4"}},{"id":3106863,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-06-17T16:56:37.000Z","date":"2020-06-15","kind":"sale","acquired":false,"shares":2278,"price":51.6,"value":117544.8,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.94 to $51.92, inclusive."}],"balance_after":210771,"source":{"system":"sec-edgar","filing":"0001517413-20-000134","document":"wf-form4_159242737963528.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000134/wf-form4_159242737963528.xml","form_type":"4"}},{"id":3106862,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-06-17T16:56:37.000Z","date":"2020-06-15","kind":"sale","acquired":false,"shares":491,"price":50.38,"value":24736.58,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.87 to $50.84, inclusive."}],"balance_after":213049,"source":{"system":"sec-edgar","filing":"0001517413-20-000134","document":"wf-form4_159242737963528.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000134/wf-form4_159242737963528.xml","form_type":"4"}},{"id":3106861,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-06-17T16:56:37.000Z","date":"2020-06-15","kind":"sale","acquired":false,"shares":300,"price":49.23,"value":14769.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $48.64 to $49.57, inclusive."}],"balance_after":213540,"source":{"system":"sec-edgar","filing":"0001517413-20-000134","document":"wf-form4_159242737963528.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000134/wf-form4_159242737963528.xml","form_type":"4"}},{"id":3106860,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-06-17T16:56:37.000Z","date":"2020-06-15","kind":"sale","acquired":false,"shares":200,"price":46.91,"value":9382.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $46.77 to $47.05, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) through (7) to this Form 4."}],"balance_after":213840,"source":{"system":"sec-edgar","filing":"0001517413-20-000134","document":"wf-form4_159242737963528.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000134/wf-form4_159242737963528.xml","form_type":"4"}},{"id":3106859,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-06-17T16:56:37.000Z","date":"2020-06-15","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."}],"balance_after":214040,"source":{"system":"sec-edgar","filing":"0001517413-20-000134","document":"wf-form4_159242737963528.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000134/wf-form4_159242737963528.xml","form_type":"4"}},{"id":3134979,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-05-26T17:24:44.000Z","date":"2020-05-21","kind":"sale","acquired":false,"shares":1132,"price":41.45,"value":46921.4,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"shares","element":"transactionShares","label":"F2","text":"Includes 1,132 shares acquired under the Fastly, Inc. 2019 Employee Stock Purchase Plan on May 20, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.01 to $41.60. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range."}],"balance_after":210040,"source":{"system":"sec-edgar","filing":"0001517413-20-000109","document":"wf-form4_159052826627671.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000109/wf-form4_159052826627671.xml","form_type":"4"}},{"id":3142483,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-05-19T17:24:39.000Z","date":"2020-05-15","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000104","document":"wf-form4_158992346273403.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000104/wf-form4_158992346273403.xml","form_type":"4"}},{"id":3142482,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-05-19T17:24:39.000Z","date":"2020-05-15","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":4000,"derivative":{"exercise_price":2.36,"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000104","document":"wf-form4_158992346273403.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000104/wf-form4_158992346273403.xml","form_type":"4"}},{"id":3142481,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2020-05-19T17:24:39.000Z","date":"2020-05-15","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The stock option vested and became exercisable as to 25% of the shares subject to the option on May 16, 2017, and thereafter vested as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the reporting person on each vesting date."}],"balance_after":660248,"derivative":{"exercise_price":2.36,"expiration_date":"2026-07-11","underlying":"Class B Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000104","document":"wf-form4_158992346273403.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000104/wf-form4_158992346273403.xml","form_type":"4"}},{"id":3142480,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-05-19T17:24:39.000Z","date":"2020-05-15","kind":"sale","acquired":false,"shares":2020,"price":39.07,"value":78921.4,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.79 to $39.42, inclusive."}],"balance_after":210040,"source":{"system":"sec-edgar","filing":"0001517413-20-000104","document":"wf-form4_158992346273403.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000104/wf-form4_158992346273403.xml","form_type":"4"}},{"id":3142479,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-05-19T17:24:39.000Z","date":"2020-05-15","kind":"sale","acquired":false,"shares":1780,"price":38.27,"value":68120.6,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.79 to $38.78, inclusive."}],"balance_after":212060,"source":{"system":"sec-edgar","filing":"0001517413-20-000104","document":"wf-form4_158992346273403.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000104/wf-form4_158992346273403.xml","form_type":"4"}},{"id":3142478,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-05-19T17:24:39.000Z","date":"2020-05-15","kind":"sale","acquired":false,"shares":200,"price":36.86,"value":7372.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.76 to $36.96, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) through (5) to this Form 4."}],"balance_after":213840,"source":{"system":"sec-edgar","filing":"0001517413-20-000104","document":"wf-form4_158992346273403.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000104/wf-form4_158992346273403.xml","form_type":"4"}},{"id":3142477,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-05-19T17:24:39.000Z","date":"2020-05-15","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."}],"balance_after":214040,"source":{"system":"sec-edgar","filing":"0001517413-20-000104","document":"wf-form4_158992346273403.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000104/wf-form4_158992346273403.xml","form_type":"4"}},{"id":3154265,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-05-11T17:29:17.000Z","date":"2020-05-07","kind":"exercise","acquired":false,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001517413-20-000100","document":"wf-form4_158923253956164.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000100/wf-form4_158923253956164.xml","form_type":"4"}},{"id":3154264,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-05-11T17:29:17.000Z","date":"2020-05-07","kind":"exercise","acquired":true,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":5000,"derivative":{"exercise_price":2.36,"underlying":"Class A Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001517413-20-000100","document":"wf-form4_158923253956164.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000100/wf-form4_158923253956164.xml","form_type":"4"}},{"id":3154263,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2020-05-11T17:29:17.000Z","date":"2020-05-07","kind":"exercise","acquired":false,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The stock option vested and became exercisable as to 25% of the shares subject to the option on May 16, 2017, and thereafter vested as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the reporting person on each vesting date."}],"balance_after":664248,"derivative":{"exercise_price":2.36,"expiration_date":"2026-07-11","underlying":"Class B Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001517413-20-000100","document":"wf-form4_158923253956164.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000100/wf-form4_158923253956164.xml","form_type":"4"}},{"id":3154262,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-05-11T17:29:17.000Z","date":"2020-05-07","kind":"sale","acquired":false,"shares":5000,"price":30.01,"value":150050.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.00 to $30.06, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range."}],"balance_after":210040,"source":{"system":"sec-edgar","filing":"0001517413-20-000100","document":"wf-form4_158923253956164.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000100/wf-form4_158923253956164.xml","form_type":"4"}},{"id":3154261,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-05-11T17:29:17.000Z","date":"2020-05-07","kind":"exercise","acquired":true,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."}],"balance_after":215040,"source":{"system":"sec-edgar","filing":"0001517413-20-000100","document":"wf-form4_158923253956164.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000100/wf-form4_158923253956164.xml","form_type":"4"}},{"id":3167321,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-04-29T19:45:34.000Z","date":"2020-04-27","kind":"grant","acquired":true,"shares":114942,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The shares are represented by restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement. The RSUs will vest as to 1/8th of the total RSUs on August 15, 2020, and thereafter in equal quarterly installments of 1/16th of the total RSUs, in each case subject to the Reporting Person's continued service with the Company through each applicable vesting date."}],"balance_after":210040,"source":{"system":"sec-edgar","filing":"0001517413-20-000078","document":"wf-form4_158820391715321.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000078/wf-form4_158820391715321.xml","form_type":"4"}},{"id":3173934,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-04-17T17:22:44.000Z","date":"2020-04-15","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000064","document":"wf-form4_158715854622844.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000064/wf-form4_158715854622844.xml","form_type":"4"}},{"id":3173933,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-04-17T17:22:44.000Z","date":"2020-04-15","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":4000,"derivative":{"exercise_price":2.36,"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000064","document":"wf-form4_158715854622844.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000064/wf-form4_158715854622844.xml","form_type":"4"}},{"id":3173932,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2020-04-17T17:22:44.000Z","date":"2020-04-15","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The stock option vested and became exercisable as to 25% of the shares subject to the option on May 16, 2017, and thereafter vested as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the reporting person on each vesting date."}],"balance_after":669248,"derivative":{"exercise_price":2.36,"expiration_date":"2026-07-11","underlying":"Class B Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001517413-20-000064","document":"wf-form4_158715854622844.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000064/wf-form4_158715854622844.xml","form_type":"4"}},{"id":3173931,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-04-17T17:22:44.000Z","date":"2020-04-15","kind":"sale","acquired":false,"shares":4000,"price":21.92,"value":87680.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.45 to $22.38, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range."}],"balance_after":95098,"source":{"system":"sec-edgar","filing":"0001517413-20-000064","document":"wf-form4_158715854622844.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000064/wf-form4_158715854622844.xml","form_type":"4"}},{"id":3173930,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-04-17T17:22:44.000Z","date":"2020-04-15","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."}],"balance_after":99098,"source":{"system":"sec-edgar","filing":"0001517413-20-000064","document":"wf-form4_158715854622844.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000151741320000064/wf-form4_158715854622844.xml","form_type":"4"}},{"id":3197836,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-03-23T19:15:59.000Z","date":"2020-03-19","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001209191-20-020746","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000120919120020746/doc4.xml","form_type":"4"}},{"id":3197835,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-03-23T19:15:59.000Z","date":"2020-03-19","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":4000,"derivative":{"exercise_price":2.36,"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001209191-20-020746","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000120919120020746/doc4.xml","form_type":"4"}},{"id":3197834,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2020-03-23T19:15:59.000Z","date":"2020-03-19","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The stock option vested and became exercisable as to 25% of the shares subject to the option on May 16, 2017, and thereafter vested as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the reporting person on each vesting date."}],"balance_after":703248,"derivative":{"exercise_price":2.36,"expiration_date":"2026-07-11","underlying":"Class B Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001209191-20-020746","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000120919120020746/doc4.xml","form_type":"4"}},{"id":3197833,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-03-23T19:15:59.000Z","date":"2020-03-19","kind":"sale","acquired":false,"shares":4000,"price":16,"value":64000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."}],"balance_after":95098,"source":{"system":"sec-edgar","filing":"0001209191-20-020746","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000120919120020746/doc4.xml","form_type":"4"}},{"id":3197832,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-03-23T19:15:59.000Z","date":"2020-03-19","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."}],"balance_after":99098,"source":{"system":"sec-edgar","filing":"0001209191-20-020746","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000120919120020746/doc4.xml","form_type":"4"}},{"id":3259251,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-02-20T16:46:41.000Z","date":"2020-02-18","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F6","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock converted into Class A Common Stock upon the election of the reporting person."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001209191-20-011141","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000120919120011141/doc4.xml","form_type":"4"}},{"id":3259250,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2020-02-20T16:46:41.000Z","date":"2020-02-18","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"Each share of Class B Common Stock will convert automatically into Class A Common Stock upon (a) the death of the reporting person, or (b) any transfer except certain \"Permitted Transfers\" described in the Issuer's amended and restated certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) the first trading day falling nine months after the date on which the shares of Class B Common Stock represent less than 10% of the aggregate number of outstanding shares of Class A Common Stock and Class B Common Stock, (ii) the date specified by the vote of the holders of Class B Common Stock representing at least a majority of the outstanding shares of Class B Common Stock, or (iii) the first trading day falling ten years after the Effective Time as defined in the Issuer's amended and restated certificate of incorporation."}],"balance_after":4000,"derivative":{"exercise_price":2.36,"underlying":"Class A Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001209191-20-011141","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000120919120011141/doc4.xml","form_type":"4"}},{"id":3259249,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2020-02-20T16:46:41.000Z","date":"2020-02-18","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"The stock option vested and became exercisable as to 25% of the shares subject to the option on May 16, 2017, and thereafter vested as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the reporting person on each vesting date."}],"balance_after":707248,"derivative":{"exercise_price":2.36,"expiration_date":"2026-07-11","underlying":"Class B Common Stock","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001209191-20-011141","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000120919120011141/doc4.xml","form_type":"4"}},{"id":3259248,"issuer":{"id":785,"kind":"organization","name":"Fastly, Inc.","symbol":"FSLY"},"owners":[{"id":84761,"kind":"person","name":"Lares Adriel G","position":1,"cik":"0001416050","reported_name":"Lares Adriel G","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-02-20T16:46:41.000Z","date":"2020-02-18","kind":"grant","acquired":true,"shares":25201,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"The shares are represented by restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement. The RSUs will vest as to 50% of the total RSUs on August 15, 2020, and thereafter as to 25% of the RSUs on November 15, 2020 and February 15, 2021, in each case subject to the Reporting Person's continued service with the Company through each applicable vesting date."}],"balance_after":95098,"source":{"system":"sec-edgar","filing":"0001209191-20-011141","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1416050/000120919120011141/doc4.xml","form_type":"4"}}],"next_cursor":"2020-02-20T16:46:41.000000Z,3259248"}