Stock Ownership/OPEN

OPENDOOR TECHNOLOGIES INC (OPEN): Ownership & Insider Activity

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

Reported Holders
16
13F filers
Aggregate Value
$103.3M
Across holders
Last Price
$3.43
2026-08-24
Sector
Real Estate
GICS
Quarterly fund activity4 increased11 reduced6 exited
Full exits: Hudson Bay Capital Management LP, Schonfeld Strategic Advisors LLC, TUDOR INVESTMENT CORP ET AL, Qube Research & Technologies Ltd, Brevan Howard Capital Management LP, Ancora Advisors, LLC
Institutional Holders of OPEN
↗
16 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund9.03M$41.7M40.4%0.1%Reduced$-12.8MQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund6.26M$28.9M28.0%0.0%Reduced$-16.3MQ2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund2.66M$12.3M11.9%0.0%Reduced$-19.0MQ2 2026
Walleye Capital LLC
CIK 0001758720
Hedge Fund1.57M$7.2M7.0%0.0%Added+$6.7MQ2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLC
CIK 0001556921
Hedge Fund1.00M$4.6M4.5%0.0%Reduced$-15.3MQ2 2026
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund426K$2.0M1.9%0.0%Reduced$-12.6MQ2 2026
Man Group plc
CIK 0001637460
Hedge Fund425K$2.0M1.9%0.0%Added+$1.2MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund293K$1.4M1.3%0.0%Reduced$-5.8MQ2 2026
ExodusPoint Capital Management, LP
CIK 0001736225
Hedge Fund170K$785K0.8%0.0%Added—Q2 2026
Squarepoint Ops LLC
CIK 0001642575
Hedge Fund134K$617K0.6%0.0%Reduced$-4.8MQ2 2026
RENAISSANCE TECHNOLOGIES LLCReduced
Hedge Fund
$41.7M· 40.4% of total· 0.1% port· 9.03M sh· $-12.8M QoQ· Q2 2026
CITADEL ADVISORS LLCReduced
Hedge Fund
$28.9M· 28.0% of total· 0.0% port· 6.26M sh· $-16.3M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPReduced
Hedge Fund
$12.3M· 11.9% of total· 0.0% port· 2.66M sh· $-19.0M QoQ· Q2 2026
Walleye Capital LLCAdded
Hedge Fund
$7.2M· 7.0% of total· 0.0% port· 1.57M sh· +$6.7M QoQ· Q2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLCReduced
Hedge Fund
$4.6M· 4.5% of total· 0.0% port· 1.00M sh· $-15.3M QoQ· Q2 2026
MARSHALL WACE, LLPReduced
Hedge Fund
$2.0M· 1.9% of total· 0.0% port· 426K sh· $-12.6M QoQ· Q2 2026
Man Group plcAdded
Hedge Fund
$2.0M· 1.9% of total· 0.0% port· 425K sh· +$1.2M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCReduced
Hedge Fund
$1.4M· 1.3% of total· 0.0% port· 293K sh· $-5.8M QoQ· Q2 2026
ExodusPoint Capital Management, LPAdded
Hedge Fund
$785K· 0.8% of total· 0.0% port· 170K sh· — QoQ· Q2 2026
Squarepoint Ops LLCReduced
Hedge Fund
$617K· 0.6% of total· 0.0% port· 134K sh· $-4.8M QoQ· Q2 2026
SHAW D E & CO INCReduced
Hedge Fund
$562K· 0.5% of total· 0.0% port· 122K sh· $-15.3M QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCReduced
Hedge Fund
$546K· 0.5% of total· 0.0% port· 118K sh· $-49.5M QoQ· Q2 2026
Verition Fund Management LLCUnchanged
Hedge Fund
$305K· 0.3% of total· 0.0% port· 66K sh· $-18K QoQ· Q2 2026
Parallax Volatility Advisers, L.P.Reduced
Hedge Fund
$296K· 0.3% of total· 0.0% port· 64K sh· +$72K QoQ· Q2 2026
Rockefeller Capital Management L.P.Added
Hedge Fund
$67K· 0.1% of total· 0.0% port· 14K sh· $-64K QoQ· Q2 2026
CAPSTONE INVESTMENT ADVISORS, LLCReduced
Hedge Fund
$56K· 0.1% of total· 0.0% port· 12K sh· $-185K QoQ· Q2 2026
1–10 of 16
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