Rapid7, Inc. 13F holders
236 funds reported a position in Rapid7, Inc. in their 13F for the quarter ended 30 June 2026, together 69.4 million shares worth $561.6 million. Against the quarter before, 47 opened a position, 103 added, 54 trimmed and 55 sold out; together they bought a net 7.6 million shares. The largest holders: BlackRock, Inc., JANA Partners Management, LP and UBS Group AG.
Funds holding236-9 on Q1 2026
Shares they held69.4Mworth $561.6 million
Net bought on the quarter7.6M sharesabout $62.0 million at the funds' values
Funds buying to selling150 to 109opened or added, to cut or sold
Opened 47Added 103Held 29Trimmed 54Sold out 55
What each fund did in RPD against its 13F for the quarter before; a change under 0.1% of a holding counts as held
Funds reporting a position in RPD in their 13F, each quarter; hover a bar for the shares they held
Filed so far for the quarter to 30 September 2026
3,241 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 46 reported a position in Rapid7, Inc.: 9 opened one, 17 added, 7 trimmed and 5 sold out, a net 159,277 shares bought.
The largest moves in the name among the funds that have filed, against each fund's previous 13F.
The well-known funds
Of the 44 funds followed here, 7 reported a position in Rapid7, Inc. in a 13F for the quarter ended 30 June 2026. The largest: Two Sigma Investments, 2.7 million shares worth $22.0 million, 0.0% of its reported book. Sold out: Soros Fund Management, Alyeska. In the quarter, 6 funds added or opened a position and 3 trimmed or sold out; together they bought a net 175,738 shares, about $1.4 million at the funds' own value per share on 30 June 2026. A change under 0.1% of a holding counts as held.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| Two Sigma Investments | 2,718,389 | $22.0 million | 0.0% | +484,461 | added | 30 June 2026 | 13F |
| Geode Capital Management | 1,638,553 | $13.3 million | 0.0% | +208,905 | added | 30 June 2026 | 13F |
| Citadel Advisors | 1,490,294 | $12.1 million | 0.0% | +898,891 | added | 30 June 2026 | 13F |
| Point72 Asset Management | 934,660 | $7.6 million | 0.0% | +29,479 | added | 30 June 2026 | 13F |
| Renaissance Technologies | 427,096 | $3.5 million | 0.0% | +277,900 | added | 30 June 2026 | 13F |
| Millennium Management | 345,199 | $2.8 million | 0.0% | -593,261 | trimmed | 30 June 2026 | 13F |
| FMR LLC | 318,911 | $2.6 million | 0.0% | +127,711 | added | 30 June 2026 | 13F |
| Soros Fund Management | 0 | $0 | 0.0% | -125,000 | exited | 30 June 2026 | 13F |
| Alyeska | 0 | $0 | 0.0% | -1,133,348 | exited | 30 June 2026 | 13F |
Value is what the fund reported.
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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.The largest holders
| Fund | Shares | Share of all | Value | Of its book | Change in shares | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 9,012,619 | 13.00% | $73.0 million | 0.00% | +2,427,309 | 13F |
| JANA Partners Management, LP | 6,749,936 | 9.73% | $54.7 million | 2.87% | +6,283 | 13F |
| UBS Group AG | 4,059,527 | 5.85% | $32.9 million | 0.01% | +985,686 | 13F |
| Vanguard Portfolio Management LLC | 4,020,455 | 5.80% | $32.6 million | 0.00% | -1,144,117 | 13F |
| Vanguard Capital Management LLC | 2,757,196 | 3.98% | $22.3 million | 0.00% | +81,166 | 13F |
| Two Sigma Investments, LP | 2,718,389 | 3.92% | $22.0 million | 0.02% | +484,461 | 13F |
| State Street Corp. | 2,517,692 | 3.63% | $20.4 million | 0.00% | +405,634 | 13F |
| Acadian Asset Management LLC | 2,370,615 | 3.42% | $19.2 million | 0.02% | +604,147 | 13F |
| AQR Capital Management LLC | 1,908,131 | 2.75% | $15.5 million | 0.01% | +1,176,853 | 13F |
| Goldman Sachs Group Inc. | 1,686,477 | 2.43% | $13.7 million | 0.00% | +897,672 | 13F |
| Geode Capital Management, LLC | 1,638,553 | 2.36% | $13.3 million | 0.00% | +208,905 | 13F |
| D. E. Shaw & Co., Inc. | 1,491,269 | 2.15% | $12.1 million | 0.01% | +1,274,802 | 13F |
| Citadel Advisors LLC | 1,490,294 | 2.15% | $12.1 million | 0.01% | +898,891 | 13F |
| Mirae Asset Global ETFS Holdings Ltd. | 1,311,725 | 1.89% | $10.6 million | 0.01% | -92,074 | 13F |
| Jacobs Levy Equity Management, Inc. | 1,190,571 | 1.72% | $9.6 million | 0.04% | +498,270 | 13F |
| Morgan Stanley | 1,116,158 | 1.61% | $9.0 million | 0.00% | +268,196 | 13F |
| Arrowstreet Capital, Limited Partnership | 1,021,758 | 1.47% | $8.3 million | 0.00% | new | 13F |
| LSV Asset Management | 946,297 | 1.36% | $7.7 million | 0.01% | no change | 13F |
| Point72 Asset Management, L.P. | 934,660 | 1.35% | $7.6 million | 0.01% | +29,479 | 13F |
| Canada LIFE Assurance Co | 908,988 | 1.31% | $7.3 million | 0.01% | -170,619 | 13F |
| HRT Financial LP | 873,484 | 1.26% | $7.1 million | 0.01% | +152,989 | 13F |
| Bank of America Corp. | 846,980 | 1.22% | $6.9 million | 0.00% | +312,415 | 13F |
| Creative Planning | 688,398 | 0.99% | $5.6 million | 0.00% | +451,508 | 13F |
| IQ EQ FUND Management (Ireland) Ltd | 575,643 | 0.83% | $4.7 million | 0.30% | +254,127 | 13F |
| Northern Trust Corp. | 563,421 | 0.81% | $4.6 million | 0.00% | -5,350 | 13F |
| Victory Capital Management Inc. | 527,799 | 0.76% | $4.3 million | 0.00% | +115,780 | 13F |
| Charles Schwab Investment Management Inc. | 510,685 | 0.74% | $4.1 million | 0.00% | +89,168 | 13F |
| Pacer Advisors, Inc. | 504,235 | 0.73% | $4.1 million | 0.01% | +34,323 | 13F |
| Bank of New York Mellon Corp | 474,602 | 0.68% | $3.8 million | 0.00% | +17,066 | 13F |
| Renaissance Technologies LLC | 427,096 | 0.62% | $3.5 million | 0.01% | +277,900 | 13F |
| Man Group plc | 420,916 | 0.61% | $3.4 million | 0.01% | +120,224 | 13F |
| Susquehanna Fundamental Investments, LLC | 420,545 | 0.61% | $3.4 million | 0.06% | no change | 13F |
| Vanguard Fiduciary Trust Co. | 401,120 | 0.58% | $3.2 million | 0.00% | -23,557 | 13F |
| Franklin Resources Inc. | 394,496 | 0.57% | $3.2 million | 0.00% | +217,830 | 13F |
| Quinn Opportunity Partners LLC | 387,897 | 0.56% | $3.1 million | 0.15% | +40,000 | 13F |
| Vanguard Global Advisers, LLC | 386,043 | 0.56% | $3.1 million | 0.00% | +104,130 | 13F |
| Susquehanna International Group, LLP | 362,402 | 0.52% | $2.9 million | 0.00% | +51,954 | 13F |
| Millennium Management LLC | 345,199 | 0.50% | $2.8 million | 0.00% | -593,261 | 13F |
| Russell Investments Group, Ltd. | 341,180 | 0.49% | $2.7 million | 0.00% | +219,813 | 13F |
| Assenagon Asset Management S.A. | 327,688 | 0.47% | $2.7 million | 0.00% | 13F | |
| Qube Research & Technologies Ltd | 324,278 | 0.47% | $2.6 million | 0.00% | -431,886 | 13F |
| FMR LLC | 318,911 | 0.46% | $2.6 million | 0.00% | +127,711 | 13F |
| Quantinno Capital Management LP | 298,715 | 0.43% | $2.4 million | 0.00% | +38,356 | 13F |
| Jane Street Group, LLC | 285,021 | 0.41% | $2.3 million | 0.00% | -605,903 | 13F |
| Nuveen, LLC | 260,203 | 0.38% | $2.1 million | 0.00% | +127,010 | 13F |
| Principal Financial Group Inc. | 259,048 | 0.37% | $2.1 million | 0.00% | +17,427 | 13F |
| Jump Financial, LLC | 250,800 | 0.36% | $2.0 million | 0.02% | new | 13F |
| Engineers Gate Manager LP | 245,128 | 0.35% | $2.0 million | 0.03% | -113,943 | 13F |
| Royal Bank of Canada | 242,357 | 0.35% | $2.0 million | 0.00% | +1,066 | 13F |
| Walleye Capital LLC | 239,075 | 0.34% | $1.9 million | 0.01% | -12,564 | 13F |
The 50 largest of the 236 funds that reported a position in RPD in their 13F for the quarter ended 30 June 2026, by the value each reported.
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Share of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?Options the funds reported on RPD
| Fund | Option | Shares under the options | Value of those shares | Quarter ended | Filing |
|---|---|---|---|---|---|
| Citadel Advisors | Calls | 187,500 | $1.5 million | 30 June 2026 | 13F |
| Citadel Advisors | Puts | 43,800 | $354,780 | 30 June 2026 | 13F |
A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost.
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They are not counted in the holdings above. A put gains when the stock falls, a call when it rises, and a fund may hold either to hedge.Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 31 July 2026 | 13G/A | Vanguard Portfolio Management and 1 other | 4.4 million | 6.6% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 29 April 2026 | 13G/A | Vanguard Portfolio Management and 1 other | 5.5 million | 8.3% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 30 March 2026 | 13D/A | JANA Partners Management, LP | 6.8 million | 10.3% | 26 March 2026 | Item 4 is hereby amended and supplemented as follows: On March 26, 2026, the Reporting Person entered into a Nomination and Support Agreement with the Issuer (the "Nomination and Support Agreement"), pursuant to which, among other things, t | EDGAR |
| 27 March 2026 | 13G/A | The Vanguard Group and 1 other | 0 | 0.0% | 13 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 30 January 2026 | 13G/A | The Vanguard Group and 1 other | 9.3 million | 14.2% | 31 December 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.
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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. 13D and 13GFails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 30 September 2026 | 907 | $11.71 | SEC |
| 23 September 2026 | 884 | $12.85 | SEC |
| 15 September 2026 | 917 | $12.79 | SEC |
| 9 September 2026 | 328 | $10.46 | SEC |
| 8 September 2026 | 357 | $11.00 | SEC |
| 25 August 2026 | 2,080 | $12.19 | SEC |
| 24 August 2026 | 453 | $11.85 | SEC |
| 21 August 2026 | 37,833 | $11.85 | SEC |
| 17 August 2026 | 957 | $13.00 | 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.