{"transactions":[{"id":1002347,"issuer":{"id":3992,"kind":"organization","name":"BillionToOne, Inc.","symbol":"BLLN"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Administrative Officer"}}],"security":"Stock Option (right to buy)","published_at":"2025-11-12T23:09:23.000Z","date":"2025-11-07","kind":"other","planned":false,"acquired":true,"shares":133300,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to a reclassification exempt under Rule 16b-7, each share of Common Stock was automatically reclassified into one share of Class A common stock immediately prior to the completion of the Issuer's initial public offering of Class A common stock."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a reclassification exempt under Rule 16b-7, each share of Common Stock was automatically reclassified into one share of Class A common stock immediately prior to the completion of the Issuer's initial public offering of Class A common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The options are subject to a service-based vesting requirement, which shall be satisfied over a four-year period, with 25% of the options vesting on July 7, 2026. The remaining 75%. vest and become exercisable in equal monthly installments over the following three years, subject to the Reporting Person's continuous service with the Issuer through each such vesting date."}],"balance_after":133300,"derivative":{"exercise_price":23.15,"expiration_date":"2035-08-04","underlying":"Class A Common Stock","underlying_shares":133300},"source":{"system":"sec-edgar","filing":"0001193125-25-278126","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2070849/000119312525278126/ownership.xml","form_type":"4"}},{"id":1002346,"issuer":{"id":3992,"kind":"organization","name":"BillionToOne, Inc.","symbol":"BLLN"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Administrative Officer"}}],"security":"Stock Option (right to buy)","published_at":"2025-11-12T23:09:23.000Z","date":"2025-11-07","kind":"other","planned":false,"acquired":false,"shares":133300,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to a reclassification exempt under Rule 16b-7, each share of Common Stock was automatically reclassified into one share of Class A common stock immediately prior to the completion of the Issuer's initial public offering of Class A common stock."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a reclassification exempt under Rule 16b-7, each share of Common Stock was automatically reclassified into one share of Class A common stock immediately prior to the completion of the Issuer's initial public offering of Class A common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The options are subject to a service-based vesting requirement, which shall be satisfied over a four-year period, with 25% of the options vesting on July 7, 2026. The remaining 75%. vest and become exercisable in equal monthly installments over the following three years, subject to the Reporting Person's continuous service with the Issuer through each such vesting date."}],"balance_after":0,"derivative":{"exercise_price":23.15,"expiration_date":"2035-08-04","underlying":"Common Stock","underlying_shares":133300},"source":{"system":"sec-edgar","filing":"0001193125-25-278126","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2070849/000119312525278126/ownership.xml","form_type":"4"}},{"id":4391142,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Incentive 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withholding obligation that accrued in connection with the vesting of restricted stock units previously granted."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Included in this number are 67,634 unvested restricted stock units, 23,134 of which were granted on March 8, 2017 and shall vest through March 8, 2020, 32,000 of which were granted on June 30, 2016 and shall vest through March 8, 2019 and 12,500 of which were granted on March 8, 2015 and shall vest through March 8, 2018."}],"balance_after":87571,"source":{"system":"sec-edgar","filing":"0001093557-17-000065","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355717000065/edgardoc.xml","form_type":"4"}},{"id":4391139,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER 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This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Lister. The shares set forth above were sold pursuant to the 10b5-1 Plan."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"This transaction was executed in multiple trades at prices ranging from $77.19 to $78.02.  The price above reflects the weighted average sale price.  The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Included in this number are 67,634 unvested restricted stock units, 23,134 of which were granted on March 8, 2017 and shall vest through March 8, 2020, 32,000 of which were granted on June 30, 2016 and shall vest through March 8, 2019 and 12,500 of which were granted on March 8, 2015 and shall vest through March 8, 2018."}],"balance_after":93732,"source":{"system":"sec-edgar","filing":"0001093557-17-000065","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355717000065/edgardoc.xml","form_type":"4"}},{"id":4391138,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2017-03-11T01:49:09.000Z","date":"2017-03-09","kind":"exercise","acquired":true,"shares":3000,"price":8.85,"value":26550.0,"ownership":{"direct":true},"balance_after":96732,"source":{"system":"sec-edgar","filing":"0001093557-17-000065","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355717000065/edgardoc.xml","form_type":"4"}},{"id":4391137,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2017-03-11T01:49:09.000Z","date":"2017-03-08","kind":"grant","acquired":true,"shares":23134,"price":0.001,"value":23.134,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents a grant of restricted stock units that are exempt from Section 16 b-3 and are subject to vesting over a 36 month period from the date of grant as follows: 1/3 shall vest 12 months from the Grant Date, and the remaining balance shall vest in four equal installments over the following 24 months.  Share units represent a contingent right to receive one share of DexCom, Inc. common stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Included in this number are 67,634 unvested restricted stock units, 23,134 of which were granted on March 8, 2017 and shall vest through March 8, 2020, 32,000 of which were granted on June 30, 2016 and shall vest through March 8, 2019 and 12,500 of which were granted on March 8, 2015 and shall vest through March 8, 2018."}],"balance_after":93732,"source":{"system":"sec-edgar","filing":"0001093557-17-000065","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355717000065/edgardoc.xml","form_type":"4"}},{"id":4454684,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Incentive Stock Option (right to buy)","published_at":"2017-02-14T00:19:16.000Z","date":"2017-02-09","kind":"exercise","acquired":false,"shares":3000,"price":79.7347,"value":239204.1,"ownership":{"direct":true},"balance_after":13939,"derivative":{"exercise_price":8.85,"exercise_date":"2009-01-14","expiration_date":"2018-01-14","underlying":"Common Stock","underlying_shares":3000},"source":{"system":"sec-edgar","filing":"0001093557-17-000029","document":"edgardoc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355717000029/edgardoc.xml","form_type":"4"}},{"id":4454683,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2017-02-14T00:19:16.000Z","date":"2017-02-09","kind":"sale","acquired":false,"shares":3000,"price":79.7347,"value":239204.1,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On December 13, 2016, Mr. Lister adopted a 10b5-1 Plan. This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Lister. The shares set forth above were sold pursuant to the 10b5-1 Plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $79.41 to $80.32.  The price above reflects the weighted average sale price.  The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Included in this number are 61,584 unvested restricted stock units, 32,000 of which were granted on June 30, 2016 and shall vest through March 8, 2019, 18,750 of which were granted on March 8, 2015 and shall vest through March 8, 2018 and 10,834 of which were granted on March 8, 2014 and shall vest through March 8, 2017."}],"balance_after":70598,"source":{"system":"sec-edgar","filing":"0001093557-17-000029","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355717000029/edgardoc.xml","form_type":"4"}},{"id":4454682,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2017-02-14T00:19:16.000Z","date":"2017-02-09","kind":"exercise","acquired":true,"shares":3000,"price":8.85,"value":26550.0,"ownership":{"direct":true},"balance_after":73598,"source":{"system":"sec-edgar","filing":"0001093557-17-000029","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355717000029/edgardoc.xml","form_type":"4"}},{"id":4488770,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Incentive Stock Option (right to buy)","published_at":"2017-01-19T00:38:31.000Z","date":"2017-01-13","kind":"exercise","acquired":false,"shares":15000,"price":79.36,"value":1190400.0,"ownership":{"direct":true},"balance_after":16939,"derivative":{"exercise_price":8.85,"exercise_date":"2009-01-14","expiration_date":"2018-01-14","underlying":"Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001093557-17-000013","document":"edgardoc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355717000013/edgardoc.xml","form_type":"4"}},{"id":4488769,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2017-01-19T00:38:31.000Z","date":"2017-01-13","kind":"sale","acquired":false,"shares":15000,"price":79.36,"value":1190400.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On December 13, 2016, Mr. Lister adopted a 10b5-1 Plan. This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Lister. The shares set forth above were sold pursuant to the 10b5-1 Plan."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Included in this number are 61,584 unvested restricted stock units, 32,000 of which were granted on June 30, 2016 and shall vest through March 8, 2019, 18,750 of which were granted on March 8, 2015 and shall vest through March 8, 2018 and 10,834 of which were granted on March 8, 2014 and shall vest through March 8, 2017."}],"balance_after":70598,"source":{"system":"sec-edgar","filing":"0001093557-17-000013","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355717000013/edgardoc.xml","form_type":"4"}},{"id":4488768,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2017-01-19T00:38:31.000Z","date":"2017-01-13","kind":"exercise","acquired":true,"shares":15000,"price":8.85,"value":132750.0,"ownership":{"direct":true},"balance_after":85598,"source":{"system":"sec-edgar","filing":"0001093557-17-000013","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355717000013/edgardoc.xml","form_type":"4"}},{"id":4493274,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Incentive Stock Option (right to buy)","published_at":"2017-01-12T00:33:06.000Z","date":"2017-01-09","kind":"exercise","acquired":false,"shares":3000,"price":63.0153,"value":189045.9,"ownership":{"direct":true},"balance_after":31939,"derivative":{"exercise_price":8.85,"exercise_date":"2009-01-14","expiration_date":"2018-01-14","underlying":"Common Stock","underlying_shares":3000},"source":{"system":"sec-edgar","filing":"0001093557-17-000007","document":"edgardoc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355717000007/edgardoc.xml","form_type":"4"}},{"id":4493273,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2017-01-12T00:33:06.000Z","date":"2017-01-09","kind":"sale","acquired":false,"shares":3000,"price":63.0153,"value":189045.9,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On December 13, 2016, Mr. Lister adopted a 10b5-1 Plan. This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Lister. The shares set forth above were sold pursuant to the 10b5-1 Plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $62.50 to $63.67.  The price above reflects the weighted average sale price.  The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Included in this number are 61,584 unvested restricted stock units, 32,000 of which were granted on June 30, 2016 and shall vest through March 8, 2019, 18,750 of which were granted on March 8, 2015 and shall vest through March 8, 2018 and 10,834 of which were granted on March 8, 2014 and shall vest through March 8, 2017."}],"balance_after":70598,"source":{"system":"sec-edgar","filing":"0001093557-17-000007","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355717000007/edgardoc.xml","form_type":"4"}},{"id":4493272,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2017-01-12T00:33:06.000Z","date":"2017-01-09","kind":"exercise","acquired":true,"shares":3000,"price":8.85,"value":26550.0,"ownership":{"direct":true},"balance_after":73598,"source":{"system":"sec-edgar","filing":"0001093557-17-000007","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355717000007/edgardoc.xml","form_type":"4"}},{"id":4558679,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2016-11-14T23:31:55.000Z","date":"2016-11-09","kind":"sale","acquired":false,"shares":3417,"price":62.5,"value":213562.5,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On November 12, 2015, Mr. Lister adopted a 10b5-1 Plan. This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Lister. The shares set forth above were sold pursuant to the 10b5-1 Plan."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Included in this number are 61,584 unvested restricted stock units, 32,000 of which were granted on June 30, 2016 and shall vest through March 8, 2019, 18,750 of which were granted on March 8, 2015 and shall vest through March 8, 2018 and 10,834 of which were granted on March 8, 2014 and shall vest through March 8, 2017."}],"balance_after":70598,"source":{"system":"sec-edgar","filing":"0001093557-16-000749","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355716000749/edgardoc.xml","form_type":"4"}},{"id":4580863,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2016-10-13T00:59:40.000Z","date":"2016-10-10","kind":"sale","acquired":false,"shares":3560,"price":84.4124,"value":300508.144,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On November 12, 2015, Mr. Lister adopted a 10b5-1 Plan. This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Lister. The shares set forth above were sold pursuant to the 10b5-1 Plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $83.52 to $85.07.  The price above reflects the weighted average sale price.  The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Included in this number are 61,584 unvested restricted stock units, 32,000 of which were granted on June 30, 2016 and shall vest through March 8, 2019, 18,750 of which were granted on March 8, 2015 and shall vest through March 8, 2018 and 10,834 of which were granted on March 8, 2014 and shall vest through March 8, 2017."}],"balance_after":74015,"source":{"system":"sec-edgar","filing":"0001093557-16-000723","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355716000723/edgardoc.xml","form_type":"4"}},{"id":4604744,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2016-09-14T00:33:54.000Z","date":"2016-09-09","kind":"disposition_to_issuer","acquired":false,"shares":3525,"price":93.7227,"value":330372.5175,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"These shares were sold to cover the Company's tax withholding obligation that accrued in connection with the vesting of restricted stock units previously granted."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Included in this number are 61,584 unvested restricted stock units, 32,000 of which were grant on June 30, 2016 and shall vest through March 8, 2019, 18,750 of which were granted on March 8, 2015 and shall vest through March 8, 2018 and 10,834 of which were granted on March 8, 2014 and shall vest through March 8, 2017."}],"balance_after":77575,"source":{"system":"sec-edgar","filing":"0001093557-16-000698","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355716000698/edgardoc.xml","form_type":"4"}},{"id":4604743,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2016-09-14T00:33:54.000Z","date":"2016-09-09","kind":"disposition_to_issuer","acquired":false,"shares":6114,"price":93.7227,"value":573020.5878,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"These shares were sold to cover the Company's tax withholding obligation that accrued in connection with the vesting of restricted stock units previously granted."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Included in this number are 61,584 unvested restricted stock units, 32,000 of which were grant on June 30, 2016 and shall vest through March 8, 2019, 18,750 of which were granted on March 8, 2015 and shall vest through March 8, 2018 and 10,834 of which were granted on March 8, 2014 and shall vest through March 8, 2017."}],"balance_after":81100,"source":{"system":"sec-edgar","filing":"0001093557-16-000698","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355716000698/edgardoc.xml","form_type":"4"}},{"id":4604742,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2016-09-14T00:33:54.000Z","date":"2016-09-09","kind":"sale","acquired":false,"shares":3560,"price":93.6493,"value":333391.508,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On November 12, 2015, Mr. Lister adopted a 10b5-1 Plan. This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Lister. The shares set forth above were sold pursuant to the 10b5-1 Plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $92.86 to $94.57.  The price above reflects the weighted average sale price.  The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Included in this number are 61,584 unvested restricted stock units, 32,000 of which were grant on June 30, 2016 and shall vest through March 8, 2019, 18,750 of which were granted on March 8, 2015 and shall vest through March 8, 2018 and 10,834 of which were granted on March 8, 2014 and shall vest through March 8, 2017."}],"balance_after":87214,"source":{"system":"sec-edgar","filing":"0001093557-16-000698","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355716000698/edgardoc.xml","form_type":"4"}},{"id":4604734,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2016-09-14T00:32:11.000Z","date":"2016-09-09","kind":"disposition_to_issuer","acquired":false,"shares":3525,"price":93.7227,"value":330372.5175,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"These shares were sold to cover the Company's tax withholding obligation that accrued in connection with the vesting of restricted stock units previously granted."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Included in this number are 61,584 unvested restricted stock units, 32,000 of which were grant on June 30, 2016 and shall vest through March 8, 2019, 18,750 of which were granted on March 8, 2015 and shall vest through March 8, 2018 and 10,834 of which were granted on March 8, 2014 and shall vest through March 8, 2017."}],"balance_after":77575,"source":{"system":"sec-edgar","filing":"0001093557-16-000694","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355716000694/edgardoc.xml","form_type":"4"}},{"id":4604733,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2016-09-14T00:32:11.000Z","date":"2016-09-09","kind":"disposition_to_issuer","acquired":false,"shares":6114,"price":93.7227,"value":573020.5878,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"These shares were sold to cover the Company's tax withholding obligation that accrued in connection with the vesting of restricted stock units previously granted."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Included in this number are 61,584 unvested restricted stock units, 32,000 of which were grant on June 30, 2016 and shall vest through March 8, 2019, 18,750 of which were granted on March 8, 2015 and shall vest through March 8, 2018 and 10,834 of which were granted on March 8, 2014 and shall vest through March 8, 2017."}],"balance_after":81100,"source":{"system":"sec-edgar","filing":"0001093557-16-000694","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355716000694/edgardoc.xml","form_type":"4"}},{"id":4604732,"issuer":{"id":3114,"kind":"organization","name":"DEXCOM INC","symbol":"DXCM"},"owners":[{"id":73349,"kind":"person","name":"LISTER JOHN","position":1,"cik":"0001464741","reported_name":"LISTER JOHN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Manager, EMEA"}}],"security":"Common Stock","published_at":"2016-09-14T00:32:11.000Z","date":"2016-09-09","kind":"sale","acquired":false,"shares":3560,"price":93.6493,"value":333391.508,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On November 12, 2015, Mr. Lister adopted a 10b5-1 Plan. This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Lister. The shares set forth above were sold pursuant to the 10b5-1 Plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $92.86 to $94.57.  The price above reflects the weighted average sale price.  The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Included in this number are 61,584 unvested restricted stock units, 32,000 of which were grant on June 30, 2016 and shall vest through March 8, 2019, 18,750 of which were granted on March 8, 2015 and shall vest through March 8, 2018 and 10,834 of which were granted on March 8, 2014 and shall vest through March 8, 2017."}],"balance_after":87214,"source":{"system":"sec-edgar","filing":"0001093557-16-000694","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1093557/000109355716000694/edgardoc.xml","form_type":"4"}}]}