Datadog, Inc. 13F holders
Of the 44 funds followed here, 12 reported a position in Datadog, Inc. in a 13F for the quarter ended 30 June 2026. The largest: FMR LLC, 19.8 million shares worth $5.14 billion, 0.2% of its reported book.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| FMR LLC | 19,758,680 | $5.14 billion | 0.2% | +6,470,261 | added | 30 June 2026 | 13F |
| Geode Capital Management | 9,536,964 | $2.47 billion | 0.1% | +198,682 | added | 30 June 2026 | 13F |
| Citadel Advisors | 5,415,883 | $1.41 billion | 0.2% | +840,188 | added | 30 June 2026 | 13F |
| Norges Bank | 4,072,526 | $1.06 billion | 0.1% | held | 30 June 2026 | 13F | |
| Baillie Gifford | 1,347,370 | $350.8 million | 0.3% | -1,734,729 | trimmed | 30 June 2026 | 13F |
| Millennium Management | 1,275,847 | $332.2 million | 0.1% | -1,264,819 | trimmed | 30 June 2026 | 13F |
| Two Sigma Investments | 708,867 | $184.6 million | 0.1% | +572,224 | added | 30 June 2026 | 13F |
| Point72 Asset Management | 466,018 | $121.3 million | 0.1% | -229,218 | trimmed | 30 June 2026 | 13F |
| ARK Investment Management | 210,148 | $54.7 million | 0.4% | -16,474 | trimmed | 30 June 2026 | 13F |
| Renaissance Technologies | 189,093 | $49.2 million | 0.1% | -102,855 | trimmed | 30 June 2026 | 13F |
| Alyeska | 33,185 | $8.6 million | 0.0% | -17,851 | trimmed | 30 June 2026 | 13F |
| Soros Fund Management | 9,662 | $2.5 million | 0.0% | -91,684 | trimmed | 30 June 2026 | 13F |
Value is what the fund reported. Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.
Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 29 April 2026 | 13G | Vanguard Portfolio Management and 1 other | 17.7 million | 5.4% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 29 April 2026 | 13G | Vanguard Capital Management and 1 other | 24.5 million | 7.5% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 26 March 2026 | 13G/A | The Vanguard Group and 1 other | 0 | 0.0% | 13 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 5 November 2025 | 13G | Fmr Llc and 3 others | 16.3 million | 5.1% | 30 September 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 30 October 2025 | 13G/A | The Vanguard Group and 1 other | 41.9 million | 13.0% | 30 September 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 17 October 2025 | 13G/A | BlackRock, Inc. and 1 other | 26.6 million | 8.2% | 30 September 2025 | passive, institutional (13d-1(b)) | EDGAR |
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder. Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short.
Fails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 31 August 2026 | 1,000 | $236.98 | SEC |
| 11 August 2026 | 1,394 | $260.78 | SEC |
| 4 August 2026 | 1,671 | $273.60 | SEC |
| 23 July 2026 | 3,885 | $245.77 | SEC |
| 20 July 2026 | 700 | $258.69 | SEC |
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period. Largest in the window: 3,885 on 23 July 2026. A fail is an operational fact about settlement, not a position.
Source
Each fund's 13F-HR on EDGAR, linked per row; positions matched to DDOG by CUSIP from the SEC's own fails-to-deliver files; Schedule 13D and 13G from the company's own filing index, each read to confirm the company is the issuer named.
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