Stock Ownership/RPD

RAPID7 INC (RPD): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in RPD · Information Technology. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
20
13F filers
Aggregate Value
$151.0M
Across holders
Last Price
$12.19
2026-08-24
Sector
Information Technology
GICS
Quarterly fund activity14 increased5 reduced4 exited
Full exits: Woodline Partners LP, Schonfeld Strategic Advisors LLC, MARSHALL WACE, LLP, SOROS FUND MANAGEMENT LLC
Institutional Holders of RPD
↗
20 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
JANA Partners Management, LP
CIK 0001998597
Hedge Fund6.75M$54.7M36.2%2.9%Added—Q2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund2.72M$22.0M14.6%0.0%Added+$3.9MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund1.91M$15.5M10.2%0.0%Added+$15.5MQ2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund1.49M$12.1M8.0%0.0%Added+$10.3MQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund1.49M$12.1M8.0%0.0%Added+$6.1MQ2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
Hedge Fund1.02M$8.3M5.5%0.0%Added—Q2 2026
Point72 Asset Management, L.P.
CIK 0001603466
Hedge Fund935K$7.6M5.0%0.0%Added+$239KQ2 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund427K$3.5M2.3%0.0%Added+$2.3MQ2 2026
Man Group plc
CIK 0001637460
Hedge Fund421K$3.4M2.3%0.0%Added+$974KQ2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund345K$2.8M1.9%0.0%Reduced$-4.8MQ2 2026
JANA Partners Management, LPAdded
Hedge Fund
$54.7M· 36.2% of total· 2.9% port· 6.75M sh· — QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$22.0M· 14.6% of total· 0.0% port· 2.72M sh· +$3.9M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$15.5M· 10.2% of total· 0.0% port· 1.91M sh· +$15.5M QoQ· Q2 2026
SHAW D E & CO INCAdded
Hedge Fund
$12.1M· 8.0% of total· 0.0% port· 1.49M sh· +$10.3M QoQ· Q2 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$12.1M· 8.0% of total· 0.0% port· 1.49M sh· +$6.1M QoQ· Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPAdded
Hedge Fund
$8.3M· 5.5% of total· 0.0% port· 1.02M sh· — QoQ· Q2 2026
Point72 Asset Management, L.P.Added
Hedge Fund
$7.6M· 5.0% of total· 0.0% port· 935K sh· +$239K QoQ· Q2 2026
RENAISSANCE TECHNOLOGIES LLCAdded
Hedge Fund
$3.5M· 2.3% of total· 0.0% port· 427K sh· +$2.3M QoQ· Q2 2026
Man Group plcAdded
Hedge Fund
$3.4M· 2.3% of total· 0.0% port· 421K sh· +$974K QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCReduced
Hedge Fund
$2.8M· 1.9% of total· 0.0% port· 345K sh· $-4.8M QoQ· Q2 2026
Qube Research & Technologies LtdReduced
Hedge Fund
$2.6M· 1.7% of total· 0.0% port· 324K sh· $-3.5M QoQ· Q2 2026
Walleye Capital LLCReduced
Hedge Fund
$1.9M· 1.3% of total· 0.0% port· 239K sh· +$1.9M QoQ· Q2 2026
Squarepoint Ops LLCReduced
Hedge Fund
$1.2M· 0.8% of total· 0.0% port· 143K sh· $-780K QoQ· Q2 2026
BALYASNY ASSET MANAGEMENT LLCAdded
Hedge Fund
$1.1M· 0.7% of total· 0.0% port· 139K sh· $-4.5M QoQ· Q2 2026
ExodusPoint Capital Management, LPAdded
Hedge Fund
$826K· 0.5% of total· 0.0% port· 102K sh· — QoQ· Q2 2026
Magnetar Financial LLCAdded
Hedge Fund
$726K· 0.5% of total· 0.0% port· 90K sh· — QoQ· Q2 2026
Brevan Howard Capital Management LPAdded
Hedge Fund
$498K· 0.3% of total· 0.0% port· 61K sh· +$272K QoQ· Q2 2026
Verition Fund Management LLCReduced
Hedge Fund
$206K· 0.1% of total· 0.0% port· 25K sh· $-297K QoQ· Q2 2026
CAPSTONE INVESTMENT ADVISORS, LLCUnchanged
Hedge Fund
$87K· 0.1% of total· 0.0% port· 11K sh· +$0 QoQ· Q2 2026
Rockefeller Capital Management L.P.Added
Hedge Fund
$14K· 0.0% of total· 0.0% port· 2K sh· $-16K QoQ· Q2 2026
1–10 of 20
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