SEC Form 4 · accession 0001561550-26-000314
Datadog, Inc. · DDOG
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Kerry Acocella
Officer — General Counsel and Secretary
Period of report
Sep 14, 2026
Accepted (ET)
Sep 16, 2026 · 4:38 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001561550
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Class A Common StockF2 | Sep 14, 2026 | S | 200 | $221.6285 | D | 120,323 | D | |
| Class A Common StockF3 | Sep 14, 2026 | S | 300 | $222.8033 | D | 120,023 | D | |
| Class A Common StockF4 | Sep 14, 2026 | S | 400 | $224.3175 | D | 119,623 | D | |
| Class A Common StockF5 | Sep 14, 2026 | S | 409 | $225.3354 | D | 119,214 | D | |
| Class A Common StockF6 | Sep 14, 2026 | S | 191 | $226.3243 | D | 119,023 | D | |
| Class A Common StockF7 | Sep 14, 2026 | S | 600 | $228.8934 | D | 118,423 | D | |
| Class A Common StockF8 | Sep 14, 2026 | S | 1,156 | $229.8443 | D | 117,267 | D | |
| Class A Common StockF9 | Sep 14, 2026 | S | 1,024 | $230.8722 | D | 116,243 | D | |
| Class A Common StockF10 | Sep 14, 2026 | S | 900 | $232.5087 | D | 115,343 | D | |
| Class A Common Stock | Sep 14, 2026 | S | 100 | $233.37 | D | 115,243 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Shares sold pursuant to a 10b5-1 plan dated December 11, 2025.
- F10Price reported is a weighted-average sales price. The shares were sold at prices ranging from $232.07 to $233.06. 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.
- F2Price reported is a weighted-average sales price. The shares were sold at prices ranging from $221.27 to $221.98. 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.
- F3Price reported is a weighted-average sales price. The shares were sold at prices ranging from $222.38 to $223.22. 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.
- F4Price reported is a weighted-average sales price. The shares were sold at prices ranging from $223.92 to $224.45. 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.
- F5Price reported is a weighted-average sales price. The shares were sold at prices ranging from $225.02 to $225.96. 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.
- F6Price reported is a weighted-average sales price. The shares were sold at prices ranging from $226.21 to $226.45. 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.
- F7Price reported is a weighted-average sales price. The shares were sold at prices ranging from $228.31 to $229.3. 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.
- F8Price reported is a weighted-average sales price. The shares were sold at prices ranging from $229.5 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.
- F9Price reported is a weighted-average sales price. The shares were sold at prices ranging from $230.55 to $231.42. 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.