BOSTON, MA
RAPID7, INC.RPD— Latest position per institution from SEC 13F filings
15
Institutional holders
71.69M
Total shares held
928.51M
Estimated value
3.58M
Avg. position size
VANGUARD GROUP INC
CIK 102909
Shares
9.27M
Value
140.96M
Filed
Dec 31, 2025
BLACKROCK, INC.
CIK 2012383
Shares
9.01M
Value
73M
Filed
Jun 30, 2026
JANA PARTNERS MANAGEMENT, LP
CIK 1998597
Shares
6.75M
Value
54.67M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
5.97M
Value
258.14M
Filed
Jun 30, 2024
UBS GROUP AG
CIK 1610520
Shares
4.06M
Value
32.88M
Filed
Jun 30, 2026
PENSERRA CAPITAL MANAGEMENT LLC
CIK 1593324
Shares
4.04M
Value
61.39K
Filed
Dec 31, 2025
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
4.02M
Value
32.57M
Filed
Jun 30, 2026
LOMBARD ODIER ASSET MANAGEMENT (EUROPE) LTD
CIK 1535784
Shares
3.59M
Value
3.22M
Filed
Sep 30, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.76M
Value
22.33M
Filed
Jun 30, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
2.72M
Value
22.02M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
2.52M
Value
20.39M
Filed
Jun 30, 2026
ACADIAN ASSET MANAGEMENT LLC
CIK 916542
Shares
2.37M
Value
19.18K
Filed
Jun 30, 2026
FIRST TRUST ADVISORS LP
CIK 1125816
Shares
2.33M
Value
35.36M
Filed
Dec 31, 2025
AQR CAPITAL MANAGEMENT LLC
CIK 1167557
Shares
1.91M
Value
15.46M
Filed
Jun 30, 2026
PICTET ASSET MANAGEMENT SA
CIK 1361570
Shares
1.81M
Value
81.95M
Filed
Jun 30, 2023
TOMS CAPITAL INVESTMENT MANAGEMENT LP
CIK 1743937
Shares
1.78M
Value
80.48M
Filed
Jun 30, 2023
D. E. SHAW & CO., INC.
CIK 1009207
Shares
1.74M
Value
14.11M
Filed
Jun 30, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
1.72M
Value
13.94M
Filed
Jun 30, 2026
GOLDMAN SACHS GROUP INC
CIK 886982
Shares
1.69M
Value
13.66M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.64M
Value
13.28M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | 102909 | 9.27M | 140.96M | Dec 31, 2025 |
| 2 | BLACKROCK, INC. | 2012383 | 9.01M | 73M | Jun 30, 2026 |
| 3 | JANA PARTNERS MANAGEMENT, LP | 1998597 | 6.75M | 54.67M | Jun 30, 2026 |
| 4 | BLACKROCK FINANCE, INC. | 1364742 | 5.97M | 258.14M | Jun 30, 2024 |
| 5 | UBS GROUP AG | 1610520 | 4.06M | 32.88M | Jun 30, 2026 |
| 6 | PENSERRA CAPITAL MANAGEMENT LLC | 1593324 | 4.04M | 61.39K | Dec 31, 2025 |
| 7 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 4.02M | 32.57M | Jun 30, 2026 |
| 8 | LOMBARD ODIER ASSET MANAGEMENT (EUROPE) LTD | 1535784 | 3.59M | 3.22M | Sep 30, 2025 |
| 9 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.76M | 22.33M | Jun 30, 2026 |
| 10 | TWO SIGMA INVESTMENTS, LP | 1179392 | 2.72M | 22.02M | Jun 30, 2026 |
| 11 | STATE STREET CORP | 93751 | 2.52M | 20.39M | Jun 30, 2026 |
| 12 | ACADIAN ASSET MANAGEMENT LLC | 916542 | 2.37M | 19.18K | Jun 30, 2026 |
| 13 | FIRST TRUST ADVISORS LP | 1125816 | 2.33M | 35.36M | Dec 31, 2025 |
| 14 | AQR CAPITAL MANAGEMENT LLC | 1167557 | 1.91M | 15.46M | Jun 30, 2026 |
| 15 | PICTET ASSET MANAGEMENT SA | 1361570 | 1.81M | 81.95M | Jun 30, 2023 |
| 16 | TOMS CAPITAL INVESTMENT MANAGEMENT LP | 1743937 | 1.78M | 80.48M | Jun 30, 2023 |
| 17 | D. E. SHAW & CO., INC. | 1009207 | 1.74M | 14.11M | Jun 30, 2026 |
| 18 | CITADEL ADVISORS LLC | 1423053 | 1.72M | 13.94M | Jun 30, 2026 |
| 19 | GOLDMAN SACHS GROUP INC | 886982 | 1.69M | 13.66M | Jun 30, 2026 |
| 20 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.64M | 13.28M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.