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Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. Obstler Children 2019 Trust FBO the Reporting Person's child and Obstler Children 2019 Trust FBO the Reporting Person's other child are separate trusts for the benefit of the Reporting Person's children with substantially identical terms."}],"balance_after":31199,"derivative":{"underlying":"Class A Common Stock","underlying_shares":3000},"source":{"system":"sec-edgar","filing":"0001561550-26-000318","document":"wk-form4_1790196601.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000318/wk-form4_1790196601.xml","form_type":"4"}},{"id":4625535,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2026-09-23T20:50:04.000Z","date":"2026-09-21","kind":"exercise","planned":true,"acquired":false,"shares":3000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 4."}],"balance_after":31198,"derivative":{"underlying":"Class A Common Stock","underlying_shares":3000},"source":{"system":"sec-edgar","filing":"0001561550-26-000318","document":"wk-form4_1790196601.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000318/wk-form4_1790196601.xml","form_type":"4"}},{"id":4625534,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-23T20:50:04.000Z","date":"2026-09-21","kind":"sale","planned":true,"acquired":false,"shares":3000,"price":241.25,"value":723750.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. Obstler Children 2019 Trust FBO the Reporting Person's child and Obstler Children 2019 Trust FBO the Reporting Person's other child are separate trusts for the benefit of the Reporting Person's children with substantially identical terms."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001561550-26-000318","document":"wk-form4_1790196601.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000318/wk-form4_1790196601.xml","form_type":"4"}},{"id":4625533,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-23T20:50:04.000Z","date":"2026-09-21","kind":"exercise","planned":true,"acquired":true,"shares":3000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. Obstler Children 2019 Trust FBO the Reporting Person's child and Obstler Children 2019 Trust FBO the Reporting Person's other child are separate trusts for the benefit of the Reporting Person's children with substantially identical terms."}],"balance_after":3000,"source":{"system":"sec-edgar","filing":"0001561550-26-000318","document":"wk-form4_1790196601.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000318/wk-form4_1790196601.xml","form_type":"4"}},{"id":4625532,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-23T20:50:04.000Z","date":"2026-09-21","kind":"sale","planned":true,"acquired":false,"shares":3000,"price":241.25,"value":723750.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 4."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001561550-26-000318","document":"wk-form4_1790196601.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000318/wk-form4_1790196601.xml","form_type":"4"}},{"id":4625531,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-23T20:50:04.000Z","date":"2026-09-21","kind":"exercise","planned":true,"acquired":true,"shares":3000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 4."}],"balance_after":3000,"source":{"system":"sec-edgar","filing":"0001561550-26-000318","document":"wk-form4_1790196601.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000318/wk-form4_1790196601.xml","form_type":"4"}},{"id":4625530,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-23T20:50:04.000Z","date":"2026-09-21","kind":"sale","planned":true,"acquired":false,"shares":10000,"price":241.25,"value":2412500.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."}],"balance_after":368067,"source":{"system":"sec-edgar","filing":"0001561550-26-000318","document":"wk-form4_1790196601.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000318/wk-form4_1790196601.xml","form_type":"4"}},{"id":4619610,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:57.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":628,"price":233.3,"value":146512.4,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F14","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $233.13 to $233.49. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":378067,"source":{"system":"sec-edgar","filing":"0001561550-26-000316","document":"wk-form4_1789591134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000316/wk-form4_1789591134.xml","form_type":"4"}},{"id":4619609,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:57.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":3057,"price":232.7071,"value":711385.6047,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F13","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $232.13 to $233.12. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":378695,"source":{"system":"sec-edgar","filing":"0001561550-26-000316","document":"wk-form4_1789591134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000316/wk-form4_1789591134.xml","form_type":"4"}},{"id":4619608,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:57.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":2414,"price":231.531,"value":558915.834,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F12","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $231.13 to $232.12. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":381752,"source":{"system":"sec-edgar","filing":"0001561550-26-000316","document":"wk-form4_1789591134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000316/wk-form4_1789591134.xml","form_type":"4"}},{"id":4619607,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:57.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":5625,"price":230.5076,"value":1296605.25,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F11","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $230.13 to $231.11. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":384166,"source":{"system":"sec-edgar","filing":"0001561550-26-000316","document":"wk-form4_1789591134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000316/wk-form4_1789591134.xml","form_type":"4"}},{"id":4619606,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:57.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":9623,"price":229.9206,"value":2212525.9338,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F10","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $229.13 to $230.12. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":389791,"source":{"system":"sec-edgar","filing":"0001561550-26-000316","document":"wk-form4_1789591134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000316/wk-form4_1789591134.xml","form_type":"4"}},{"id":4619605,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:57.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":1189,"price":228.5826,"value":271784.7114,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F9","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $228.13 to $229.12. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":399414,"source":{"system":"sec-edgar","filing":"0001561550-26-000316","document":"wk-form4_1789591134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000316/wk-form4_1789591134.xml","form_type":"4"}},{"id":4619604,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:57.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":562,"price":227.716,"value":127976.392,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $227.095 to $228.07. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":400603,"source":{"system":"sec-edgar","filing":"0001561550-26-000316","document":"wk-form4_1789591134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000316/wk-form4_1789591134.xml","form_type":"4"}},{"id":4619603,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:57.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":629,"price":226.1915,"value":142274.4535,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $225.96 to $226.54. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":401165,"source":{"system":"sec-edgar","filing":"0001561550-26-000316","document":"wk-form4_1789591134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000316/wk-form4_1789591134.xml","form_type":"4"}},{"id":4619602,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:57.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":3940,"price":225.1327,"value":887022.838,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $224.82 to $225.78. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":401794,"source":{"system":"sec-edgar","filing":"0001561550-26-000316","document":"wk-form4_1789591134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000316/wk-form4_1789591134.xml","form_type":"4"}},{"id":4619601,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:57.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":1801,"price":224.3436,"value":404042.8236,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $223.82 to $224.81. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":405734,"source":{"system":"sec-edgar","filing":"0001561550-26-000316","document":"wk-form4_1789591134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000316/wk-form4_1789591134.xml","form_type":"4"}},{"id":4619600,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:57.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":2452,"price":223.1165,"value":547081.658,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $222.70 to $223.60. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":407535,"source":{"system":"sec-edgar","filing":"0001561550-26-000316","document":"wk-form4_1789591134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000316/wk-form4_1789591134.xml","form_type":"4"}},{"id":4619599,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:57.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":5424,"price":222.1654,"value":1205025.1296,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $221.68 to $222.65. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":409987,"source":{"system":"sec-edgar","filing":"0001561550-26-000316","document":"wk-form4_1789591134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000316/wk-form4_1789591134.xml","form_type":"4"}},{"id":4619598,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:57.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":2656,"price":221.2371,"value":587605.7376,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $220.67 to $221.57. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":415411,"source":{"system":"sec-edgar","filing":"0001561550-26-000316","document":"wk-form4_1789591134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000316/wk-form4_1789591134.xml","form_type":"4"}},{"id":4619597,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"exercise","planned":true,"acquired":false,"shares":12000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F17","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 2."}],"balance_after":34198,"derivative":{"underlying":"Class A Common Stock","underlying_shares":12000},"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":30,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619596,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"exercise","planned":true,"acquired":false,"shares":12000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. Obstler Children 2019 Trust FBO the Reporting Person's child and Obstler Children 2019 Trust FBO the Reporting Person's other child are separate trusts for the benefit of the Reporting Person's children with substantially identical terms."}],"balance_after":34199,"derivative":{"underlying":"Class A Common Stock","underlying_shares":12000},"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":29,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619595,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":182,"price":233.2996,"value":42460.5272,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F16","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $233.13 to $233.49. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F17","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 2."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":28,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619594,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":899,"price":232.7071,"value":209203.6829,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F15","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $232.13 to $233.12. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F17","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 2."}],"balance_after":182,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":27,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619593,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":713,"price":231.5314,"value":165081.8882,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F14","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $231.13 to $232.10. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F17","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 2."}],"balance_after":1081,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":26,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619592,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":1729,"price":230.5063,"value":398545.3927,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F18","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $230.13 to $231.10. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F17","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 2."}],"balance_after":1794,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":25,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619591,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":2935,"price":229.9168,"value":674805.808,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F12","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $229.13 to $230.12. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F17","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 2."}],"balance_after":3523,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":24,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619590,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":358,"price":228.5972,"value":81837.7976,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F11","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $228.13 to $229.12. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F17","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 2."}],"balance_after":6458,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":23,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619589,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":163,"price":227.7183,"value":37118.0829,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F10","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $227.095 to $228.07. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F17","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 2."}],"balance_after":6816,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":22,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619588,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":181,"price":226.1915,"value":40940.6615,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F9","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $225.96 to $226.54. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F17","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 2."}],"balance_after":6979,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":21,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619587,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":1169,"price":225.1313,"value":263178.4897,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $224.82 to $225.78. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F17","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 2."}],"balance_after":7160,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":20,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619586,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":525,"price":224.3448,"value":117781.02,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $223.82 to $224.81. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F17","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 2."}],"balance_after":8329,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":19,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619585,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":725,"price":223.1157,"value":161758.8825,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $222.70 to $223.60. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F17","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 2."}],"balance_after":8854,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":18,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619584,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":1635,"price":222.1623,"value":363235.3605,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $221.68 to $222.65. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F17","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 2."}],"balance_after":9579,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":17,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619583,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":786,"price":221.2389,"value":173893.7754,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $220.67 to $221.57. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F17","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 2."}],"balance_after":11214,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":16,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619582,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"exercise","planned":true,"acquired":true,"shares":12000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F17","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's other child, of which the Reporting Person's spouse is Trustee. See Footnote 2."}],"balance_after":12000,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":15,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619581,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":190,"price":233.2997,"value":44326.943,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F16","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $233.13 to $233.49. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. Obstler Children 2019 Trust FBO the Reporting Person's child and Obstler Children 2019 Trust FBO the Reporting Person's other child are separate trusts for the benefit of the Reporting Person's children with substantially identical terms."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":14,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619580,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":918,"price":232.7079,"value":213625.8522,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F15","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $232.13 to $233.12. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. Obstler Children 2019 Trust FBO the Reporting Person's child and Obstler Children 2019 Trust FBO the Reporting Person's other child are separate trusts for the benefit of the Reporting Person's children with substantially identical terms."}],"balance_after":190,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619579,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":724,"price":231.5317,"value":167628.9508,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F14","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $231.13 to $232.10. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. Obstler Children 2019 Trust FBO the Reporting Person's child and Obstler Children 2019 Trust FBO the Reporting Person's other child are separate trusts for the benefit of the Reporting Person's children with substantially identical terms."}],"balance_after":1108,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619578,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":1689,"price":230.5094,"value":389330.3766,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F13","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $230.13 to $231.11. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. 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The shares were sold at prices ranging from $229.13 to $230.12. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. 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The shares were sold at prices ranging from $228.13 to $229.12. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. 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The shares were sold at prices ranging from $227.095 to $228.07. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. 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The shares were sold at prices ranging from $225.96 to $226.54. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. Obstler Children 2019 Trust FBO the Reporting Person's child and Obstler Children 2019 Trust FBO the Reporting Person's other child are separate trusts for the benefit of the Reporting Person's children with substantially identical terms."}],"balance_after":6923,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619573,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-16T20:38:49.000Z","date":"2026-09-14","kind":"sale","planned":true,"acquired":false,"shares":1182,"price":225.1332,"value":266107.4424,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $224.82 to $225.78. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. 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The shares were sold at prices ranging from $223.82 to $224.81. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. 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The shares were sold at prices ranging from $222.70 to $223.60. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. 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The shares were sold at prices ranging from $221.68 to $222.65. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held directly by Obstler Children 2019 Trust FBO the Reporting Person's child, of which the Reporting Person's spouse is Trustee. 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Obstler Children 2019 Trust FBO the Reporting Person's child and Obstler Children 2019 Trust FBO the Reporting Person's other child are separate trusts for the benefit of the Reporting Person's children with substantially identical terms."}],"balance_after":12000,"source":{"system":"sec-edgar","filing":"0001561550-26-000315","document":"wk-form4_1789591125.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000315/wk-form4_1789591125.xml","form_type":"4"}},{"id":4619,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-09-04T20:37:36.000Z","date":"2026-09-02","kind":"sale","planned":false,"acquired":false,"shares":16524,"price":212.9041,"value":3518027.3484,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person was required by the Issuer to sell only the number of shares of common stock necessary to cover applicable tax withholding obligations realized upon the vesting of restricted stock units and performance-based restricted stock units, as well as any related brokerage commission fees."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $210.12 to $213.01. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":418067,"source":{"system":"sec-edgar","filing":"0001561550-26-000299","document":"wk-form4_1788554253.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1561550/000156155026000299/wk-form4_1788554253.xml","form_type":"4"}},{"id":718909,"issuer":{"id":4102,"kind":"organization","name":"Braze, Inc."},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-02T20:33:22.000Z","date":"2026-06-30","kind":"grant","planned":false,"acquired":true,"shares":7753,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported securities represent a restricted stock unit (\"RSU\") award and shall vest on the earlier of (i) June 30, 2027, or (ii) the date immediately preceding the date of the Issuer's 2027 annual meeting of stockholders, in each case subject to the Reporting Person's continuous service on such vesting date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Of the reported shares, 7,753 shares are represented by restricted stock units."}],"balance_after":75805,"source":{"system":"sec-edgar","filing":"0001120741-26-000002","document":"wk-form4_1783024398.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000112074126000002/wk-form4_1783024398.xml","form_type":"4"}},{"id":736626,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2026-06-16T22:26:20.000Z","date":"2026-06-12","kind":"exercise","planned":false,"acquired":false,"shares":7500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. 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The shares were sold at prices ranging from $234.99 to $235.84. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":435291,"source":{"system":"sec-edgar","filing":"0001561550-26-000192","document":"wk-form4_1781123222.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155026000192/wk-form4_1781123222.xml","form_type":"4"}},{"id":743536,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-06-10T20:27:05.000Z","date":"2026-06-08","kind":"sale","planned":true,"acquired":false,"shares":2783,"price":234.3125,"value":652091.6875,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated March 9, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $233.99 to $234.90. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":437508,"source":{"system":"sec-edgar","filing":"0001561550-26-000192","document":"wk-form4_1781123222.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155026000192/wk-form4_1781123222.xml","form_type":"4"}},{"id":743535,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-06-10T20:27:05.000Z","date":"2026-06-08","kind":"sale","planned":true,"acquired":false,"shares":10054,"price":233.3147,"value":2345745.9938,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated March 9, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $232.92 to $233.85. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":440291,"source":{"system":"sec-edgar","filing":"0001561550-26-000192","document":"wk-form4_1781123222.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155026000192/wk-form4_1781123222.xml","form_type":"4"}},{"id":743534,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-06-10T20:27:05.000Z","date":"2026-06-08","kind":"sale","planned":true,"acquired":false,"shares":12398,"price":232.4147,"value":2881477.4506,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated March 9, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $231.92 to $232.91. 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The shares were sold at prices ranging from $230.92 to $231.91. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":462743,"source":{"system":"sec-edgar","filing":"0001561550-26-000192","document":"wk-form4_1781123222.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155026000192/wk-form4_1781123222.xml","form_type":"4"}},{"id":743532,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-06-10T20:27:05.000Z","date":"2026-06-08","kind":"sale","planned":true,"acquired":false,"shares":17966,"price":230.5904,"value":4142787.1264,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated March 9, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $229.92 to $230.90. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":484125,"source":{"system":"sec-edgar","filing":"0001561550-26-000192","document":"wk-form4_1781123222.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155026000192/wk-form4_1781123222.xml","form_type":"4"}},{"id":743531,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-06-10T20:27:05.000Z","date":"2026-06-08","kind":"sale","planned":true,"acquired":false,"shares":7500,"price":229.2883,"value":1719662.25,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan dated March 9, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $228.75 to $229.73. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":502091,"source":{"system":"sec-edgar","filing":"0001561550-26-000192","document":"wk-form4_1781123222.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155026000192/wk-form4_1781123222.xml","form_type":"4"}},{"id":749978,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-06-04T21:44:06.000Z","date":"2026-06-02","kind":"sale","planned":false,"acquired":false,"shares":16323,"price":267.1544,"value":4360761.2712,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person was required by the Issuer to sell only the number of shares of common stock necessary to cover applicable tax withholding obligations realized upon the vesting of restricted stock units and performance-based restricted stock units, as well as any related brokerage commission fees."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $267.15 to $268.44. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":509591,"source":{"system":"sec-edgar","filing":"0001561550-26-000181","document":"wk-form4_1780609443.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155026000181/wk-form4_1780609443.xml","form_type":"4"}},{"id":817333,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-04-03T20:55:03.000Z","date":"2026-04-01","kind":"grant","planned":false,"acquired":true,"shares":59295,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the number of shares of Class A Common Stock underlying restricted stock units (\"RSUs\"). Each RSU represents the contingent right to receive one share of the Issuer's Class A Common Stock. The shares underlying the RSUs vest as to 12/48 of the shares on March 1, 2027 and the remainder of the shares vest in 12 equal installments on each June 1, September 1, December 1 and March 1 thereafter, subject to the Reporting Person remaining in Continuous Service (as defined in the Issuer's 2019 Equity Incentive Plan) of the Issuer as of each such date."}],"balance_after":525914,"source":{"system":"sec-edgar","filing":"0001561550-26-000100","document":"wk-form4_1775249700.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155026000100/wk-form4_1775249700.xml","form_type":"4"}},{"id":862622,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-04T21:09:50.000Z","date":"2026-03-02","kind":"sale","planned":false,"acquired":false,"shares":40057,"price":110.5359,"value":4427736.5463,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person was required by the Issuer to sell only the number of shares of common stock necessary to cover applicable tax withholding obligations realized upon the vesting of restricted stock units and performance-based restricted stock units, as well as any related brokerage commission fees."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $110.53 to $111.78. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":466619,"source":{"system":"sec-edgar","filing":"0001561550-26-000071","document":"wk-form4_1772658587.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155026000071/wk-form4_1772658587.xml","form_type":"4"}},{"id":914791,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-02-09T22:21:32.000Z","date":"2026-02-05","kind":"grant","planned":false,"acquired":true,"shares":132538,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On April 1, 2025, the Reporting Person was granted restricted stock units, the vesting of which was subject to both performance-based and service-based criteria (\"PSUs\"). The number of shares reported represents the number of PSUs that were earned as a result of the achievement of such performance criteria. Such earned PSUs will vest as to service as to 1/4 of the shares on March 1, 2026 and 1/12 of the remaining shares on each June 1, September 1, December 1 and March 1 thereafter, subject in each case to the Reporting Person remaining in Continuous Service (as defined in the Issuer's 2019 Equity Incentive Plan) of the Issuer as of each such date."}],"balance_after":506676,"source":{"system":"sec-edgar","filing":"0001561550-26-000022","document":"wk-form4_1770675689.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155026000022/wk-form4_1770675689.xml","form_type":"4"}},{"id":980579,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2025-12-04T22:34:40.000Z","date":"2025-12-02","kind":"sale","planned":false,"acquired":false,"shares":12513,"price":158.5985,"value":1984543.0305,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person was required by the Issuer to sell only the number of shares of common stock necessary to cover applicable tax withholding obligations realized upon the vesting of restricted stock units and performance-based restricted stock units, as well as any related brokerage commission fees."}],"balance_after":374138,"source":{"system":"sec-edgar","filing":"0001561550-25-000344","document":"wk-form4_1764887678.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000344/wk-form4_1764887678.xml","form_type":"4"}},{"id":1048343,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2025-09-04T23:00:30.000Z","date":"2025-09-02","kind":"sale","planned":false,"acquired":false,"shares":12619,"price":133.8474,"value":1689020.3406,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person was required by the Issuer to sell only the number of shares of common stock necessary to cover applicable tax withholding obligations realized upon the vesting of restricted stock units and performance-based restricted stock units, as well as any related brokerage commission fees."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $132.94 to $133.85. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":386651,"source":{"system":"sec-edgar","filing":"0001561550-25-000264","document":"wk-form4_1757026826.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000264/wk-form4_1757026826.xml","form_type":"4"}},{"id":1090832,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2025-07-08T20:02:48.000Z","date":"2025-07-03","kind":"exercise","planned":true,"acquired":false,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":15603,"derivative":{"underlying":"Class A Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001561550-25-000204","document":"wk-form4_1752004960.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000204/wk-form4_1752004960.xml","form_type":"4"}},{"id":1090831,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2025-07-08T20:02:48.000Z","date":"2025-07-03","kind":"exercise","planned":true,"acquired":true,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":30603,"derivative":{"underlying":"Class A Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001561550-25-000204","document":"wk-form4_1752004960.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000204/wk-form4_1752004960.xml","form_type":"4"}},{"id":1090830,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2025-07-08T20:02:48.000Z","date":"2025-07-03","kind":"exercise","planned":true,"acquired":false,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Option is fully vested and exercisable."}],"balance_after":0,"derivative":{"exercise_price":1.55,"expiration_date":"2028-09-06","underlying":"Class B Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001561550-25-000204","document":"wk-form4_1752004960.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000204/wk-form4_1752004960.xml","form_type":"4"}},{"id":1090829,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2025-07-08T20:02:48.000Z","date":"2025-07-03","kind":"sale","planned":true,"acquired":false,"shares":15000,"price":147.43,"value":2211450.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Shares sold pursuant to a 10b5-1 plan dated June 12, 2024."}],"balance_after":399270,"source":{"system":"sec-edgar","filing":"0001561550-25-000204","document":"wk-form4_1752004960.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000204/wk-form4_1752004960.xml","form_type":"4"}},{"id":1090828,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2025-07-08T20:02:48.000Z","date":"2025-07-03","kind":"exercise","planned":true,"acquired":true,"shares":15000,"price":1.55,"value":23250.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":414270,"source":{"system":"sec-edgar","filing":"0001561550-25-000204","document":"wk-form4_1752004960.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000204/wk-form4_1752004960.xml","form_type":"4"}},{"id":1096049,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2025-07-02T20:08:17.000Z","date":"2025-06-30","kind":"exercise","planned":true,"acquired":false,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":15603,"derivative":{"underlying":"Class A Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001561550-25-000201","document":"wk-form4_1751486890.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000201/wk-form4_1751486890.xml","form_type":"4"}},{"id":1096048,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2025-07-02T20:08:17.000Z","date":"2025-06-30","kind":"exercise","planned":true,"acquired":true,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":30603,"derivative":{"underlying":"Class A Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001561550-25-000201","document":"wk-form4_1751486890.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000201/wk-form4_1751486890.xml","form_type":"4"}},{"id":1096047,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2025-07-02T20:08:17.000Z","date":"2025-06-30","kind":"exercise","planned":true,"acquired":false,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Option is fully vested and exercisable."}],"balance_after":15000,"derivative":{"exercise_price":1.55,"expiration_date":"2028-09-06","underlying":"Class B Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001561550-25-000201","document":"wk-form4_1751486890.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000201/wk-form4_1751486890.xml","form_type":"4"}},{"id":1096046,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2025-07-02T20:08:17.000Z","date":"2025-06-30","kind":"sale","planned":true,"acquired":false,"shares":15000,"price":135.25,"value":2028750.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Shares sold pursuant to a 10b5-1 plan dated June 12, 2024."}],"balance_after":399270,"source":{"system":"sec-edgar","filing":"0001561550-25-000201","document":"wk-form4_1751486890.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000201/wk-form4_1751486890.xml","form_type":"4"}},{"id":1096045,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2025-07-02T20:08:17.000Z","date":"2025-06-30","kind":"exercise","planned":true,"acquired":true,"shares":15000,"price":1.55,"value":23250.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":414270,"source":{"system":"sec-edgar","filing":"0001561550-25-000201","document":"wk-form4_1751486890.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000201/wk-form4_1751486890.xml","form_type":"4"}},{"id":1100532,"issuer":{"id":4102,"kind":"organization","name":"Braze, Inc."},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-06-27T20:36:54.000Z","date":"2025-06-26","kind":"grant","planned":false,"acquired":true,"shares":5033,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported securities represent a restricted stock unit (\"RSU\") award and shall vest on the earlier of (i) June 26, 2026, or (ii) the date immediately preceding the date of the Issuer's 2026 annual meeting of stockholders, in each case subject to the Reporting Person's continuous service on such vesting date."}],"balance_after":68052,"source":{"system":"sec-edgar","filing":"0001676238-25-000097","document":"wk-form4_1751056604.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000167623825000097/wk-form4_1751056604.xml","form_type":"4"}},{"id":1104188,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2025-06-23T20:04:21.000Z","date":"2025-06-18","kind":"exercise","planned":true,"acquired":false,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":15603,"derivative":{"underlying":"Class A Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001561550-25-000195","document":"wk-form4_1750709054.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000195/wk-form4_1750709054.xml","form_type":"4"}},{"id":1104187,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2025-06-23T20:04:21.000Z","date":"2025-06-18","kind":"exercise","planned":true,"acquired":true,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":30603,"derivative":{"underlying":"Class A Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001561550-25-000195","document":"wk-form4_1750709054.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000195/wk-form4_1750709054.xml","form_type":"4"}},{"id":1104186,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2025-06-23T20:04:21.000Z","date":"2025-06-18","kind":"exercise","planned":true,"acquired":false,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Option is fully vested and exercisable."}],"balance_after":30000,"derivative":{"exercise_price":1.55,"expiration_date":"2028-09-06","underlying":"Class B Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001561550-25-000195","document":"wk-form4_1750709054.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000195/wk-form4_1750709054.xml","form_type":"4"}},{"id":1104185,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2025-06-23T20:04:21.000Z","date":"2025-06-18","kind":"sale","planned":true,"acquired":false,"shares":15000,"price":130.25,"value":1953750.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Shares sold pursuant to a 10b5-1 plan dated June 12, 2024."}],"balance_after":399270,"source":{"system":"sec-edgar","filing":"0001561550-25-000195","document":"wk-form4_1750709054.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000195/wk-form4_1750709054.xml","form_type":"4"}},{"id":1104184,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2025-06-23T20:04:21.000Z","date":"2025-06-18","kind":"exercise","planned":true,"acquired":true,"shares":15000,"price":1.55,"value":23250.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":414270,"source":{"system":"sec-edgar","filing":"0001561550-25-000195","document":"wk-form4_1750709054.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000195/wk-form4_1750709054.xml","form_type":"4"}},{"id":1106729,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2025-06-18T20:52:54.000Z","date":"2025-06-17","kind":"exercise","planned":true,"acquired":false,"shares":20000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":15603,"derivative":{"underlying":"Class A Common Stock","underlying_shares":20000},"source":{"system":"sec-edgar","filing":"0001561550-25-000189","document":"wk-form4_1750279967.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000189/wk-form4_1750279967.xml","form_type":"4"}},{"id":1106728,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2025-06-18T20:52:54.000Z","date":"2025-06-17","kind":"exercise","planned":true,"acquired":true,"shares":20000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":35603,"derivative":{"underlying":"Class A Common Stock","underlying_shares":20000},"source":{"system":"sec-edgar","filing":"0001561550-25-000189","document":"wk-form4_1750279967.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000189/wk-form4_1750279967.xml","form_type":"4"}},{"id":1106727,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2025-06-18T20:52:54.000Z","date":"2025-06-17","kind":"exercise","planned":true,"acquired":false,"shares":20000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Option is fully vested and exercisable."}],"balance_after":45000,"derivative":{"exercise_price":1.55,"expiration_date":"2028-09-06","underlying":"Class B Common Stock","underlying_shares":20000},"source":{"system":"sec-edgar","filing":"0001561550-25-000189","document":"wk-form4_1750279967.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000189/wk-form4_1750279967.xml","form_type":"4"}},{"id":1106726,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2025-06-18T20:52:54.000Z","date":"2025-06-17","kind":"sale","planned":true,"acquired":false,"shares":20000,"price":125.25,"value":2505000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Shares sold pursuant to a 10b5-1 plan dated June 12, 2024."}],"balance_after":399270,"source":{"system":"sec-edgar","filing":"0001561550-25-000189","document":"wk-form4_1750279967.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000189/wk-form4_1750279967.xml","form_type":"4"}},{"id":1106725,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2025-06-18T20:52:54.000Z","date":"2025-06-17","kind":"exercise","planned":true,"acquired":true,"shares":20000,"price":1.55,"value":31000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":419270,"source":{"system":"sec-edgar","filing":"0001561550-25-000189","document":"wk-form4_1750279967.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000189/wk-form4_1750279967.xml","form_type":"4"}},{"id":1120099,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2025-06-06T20:09:56.000Z","date":"2025-06-04","kind":"exercise","planned":true,"acquired":false,"shares":20000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":15603,"derivative":{"underlying":"Class A Common Stock","underlying_shares":20000},"source":{"system":"sec-edgar","filing":"0001561550-25-000176","document":"wk-form4_1749240586.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000176/wk-form4_1749240586.xml","form_type":"4"}},{"id":1120098,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2025-06-06T20:09:56.000Z","date":"2025-06-04","kind":"exercise","planned":true,"acquired":true,"shares":20000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":35603,"derivative":{"underlying":"Class A Common Stock","underlying_shares":20000},"source":{"system":"sec-edgar","filing":"0001561550-25-000176","document":"wk-form4_1749240586.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000176/wk-form4_1749240586.xml","form_type":"4"}},{"id":1120097,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2025-06-06T20:09:56.000Z","date":"2025-06-04","kind":"exercise","planned":true,"acquired":false,"shares":20000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Option is fully vested and exercisable."}],"balance_after":65000,"derivative":{"exercise_price":1.55,"expiration_date":"2028-09-06","underlying":"Class B Common Stock","underlying_shares":20000},"source":{"system":"sec-edgar","filing":"0001561550-25-000176","document":"wk-form4_1749240586.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000176/wk-form4_1749240586.xml","form_type":"4"}},{"id":1120096,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2025-06-06T20:09:56.000Z","date":"2025-06-04","kind":"sale","planned":true,"acquired":false,"shares":20000,"price":120.25,"value":2405000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Shares sold pursuant to a 10b5-1 plan dated June 12, 2024."}],"balance_after":399270,"source":{"system":"sec-edgar","filing":"0001561550-25-000176","document":"wk-form4_1749240586.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000176/wk-form4_1749240586.xml","form_type":"4"}},{"id":1120095,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2025-06-06T20:09:56.000Z","date":"2025-06-04","kind":"exercise","planned":true,"acquired":true,"shares":20000,"price":1.55,"value":31000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":419270,"source":{"system":"sec-edgar","filing":"0001561550-25-000176","document":"wk-form4_1749240586.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000176/wk-form4_1749240586.xml","form_type":"4"}},{"id":1123358,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2025-06-04T20:47:27.000Z","date":"2025-06-02","kind":"exercise","planned":true,"acquired":false,"shares":22500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"kind","element":"transactionCoding","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":15603,"derivative":{"underlying":"Class A Common Stock","underlying_shares":22500},"source":{"system":"sec-edgar","filing":"0001561550-25-000150","document":"wk-form4_1749070038.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000150/wk-form4_1749070038.xml","form_type":"4"}},{"id":1123357,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2025-06-04T20:47:27.000Z","date":"2025-06-02","kind":"exercise","planned":true,"acquired":true,"shares":22500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain \"Permitted Transfers\" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock."}],"balance_after":38103,"derivative":{"underlying":"Class A Common Stock","underlying_shares":22500},"source":{"system":"sec-edgar","filing":"0001561550-25-000150","document":"wk-form4_1749070038.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000150/wk-form4_1749070038.xml","form_type":"4"}},{"id":1123356,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2025-06-04T20:47:27.000Z","date":"2025-06-02","kind":"exercise","planned":true,"acquired":false,"shares":22500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Option is fully vested and exercisable."}],"balance_after":85000,"derivative":{"exercise_price":1.55,"expiration_date":"2028-09-06","underlying":"Class B Common Stock","underlying_shares":22500},"source":{"system":"sec-edgar","filing":"0001561550-25-000150","document":"wk-form4_1749070038.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000150/wk-form4_1749070038.xml","form_type":"4"}},{"id":1123355,"issuer":{"id":2027,"kind":"organization","name":"Datadog, Inc.","symbol":"DDOG"},"owners":[{"id":10138,"kind":"person","name":"OBSTLER DAVID M","position":1,"cik":"0001120741","reported_name":"OBSTLER DAVID M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2025-06-04T20:47:27.000Z","date":"2025-06-02","kind":"sale","planned":true,"acquired":false,"shares":5600,"price":118.1102,"value":661417.12,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan dated June 12, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Price reported is a weighted-average sales price. The shares were sold at prices ranging from $117.92 to $118.30. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":399270,"source":{"system":"sec-edgar","filing":"0001561550-25-000150","document":"wk-form4_1749070038.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1120741/000156155025000150/wk-form4_1749070038.xml","form_type":"4"}}],"next_cursor":"2025-06-04T20:47:27.000000Z,1123355"}