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OPENW

Opendoor Technologies Inc Series K Warrants
OPENW

145 hedge funds and large institutions have $9.08M invested in Opendoor Technologies Inc Series K Warrants in 2025 Q4 according to their latest regulatory filings, with 145 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed

1,148% more call options, than puts

Call options by funds: $524K | Put options by funds: $42K

30.34% more ownership

Funds ownership: 0% → 30.34% (+30%)

Holders
145
Holders Change
+145
Holders Change %
–
% of All Funds
1.76%
Holding in Top 10
2
Holding in Top 10 Change
+2
Holding in Top 10 Change %
% of All Funds
0.02%
New
145
Increased
–
Reduced
–
Closed
–
Calls
$524K
Puts
$42K
Net Calls
+$482K
Net Calls Change
+$482K

Top Buyers

1
CM
Caption Management
Oklahoma
+$2.6M
2
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$1.93M
3
Morgan Stanley
Morgan Stanley
New York
+$1.21M
4
Jane Street
Jane Street
New York
+$1.1M
5
Vanguard Group
Vanguard Group
Pennsylvania
+$899K

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Change in
Stake
CM
1
Caption Management
Oklahoma
$1.73M +$2.6M +1,927,214 New
D.E. Shaw & Co
2
D.E. Shaw & Co
New York
$1.29M +$1.93M +1,428,740 New
Morgan Stanley
3
Morgan Stanley
New York
$806K +$1.21M +895,608 New
Jane Street
4
Jane Street
New York
$735K +$1.1M +816,832 New
Vanguard Group
5
Vanguard Group
Pennsylvania
$599K +$899K +665,833 New
LC
6
Lennar Corp
Florida
$564K +$845K +626,198 New
Renaissance Technologies
7
Renaissance Technologies
New York
$505K +$757K +560,678 New
American Century Companies
8
American Century Companies
Missouri
$435K +$652K +482,847 New
Hudson Bay Capital Management
9
Hudson Bay Capital Management
Connecticut
$326K +$490K +362,739 New
LP
10
LMR Partners
United Kingdom
$180K +$270K +200,139 New
SM
11
Skaana Management
New York
$170K +$256K +189,347 New
Citadel Advisors
12
Citadel Advisors
Florida
$131K +$197K +145,664 New
State Street
13
State Street
Massachusetts
$127K +$191K +141,510 New
CL
14
CSS LLC
Illinois
$102K +$153K +113,213 New
KPF
15
K2 Principal Fund
Ontario, Canada
$100K +$150K +111,406 New
BlackRock
16
BlackRock
New York
$97.5K +$146K +108,296 New
Geode Capital Management
17
Geode Capital Management
Massachusetts
$90.1K +$135K +100,176 New
IC
18
IEQ Capital
California
$88.2K +$132K +97,986 New
GCM
19
Graham Capital Management
Connecticut
$83.6K +$125K +92,869 New
AC
20
Aristeia Capital
Connecticut
$80.8K +$121K +89,314 New
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
21
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$60K +$90K +66,666 New
AQR Capital Management
22
AQR Capital Management
Connecticut
$58.7K +$88.1K +65,256 New
Toronto Dominion Bank
23
Toronto Dominion Bank
Ontario, Canada
$50.4K +$75.6K +55,999 New
ICM
24
Ionic Capital Management
New York
$50.3K +$75.4K +55,874 New
LPL Financial
25
LPL Financial
California
$46.5K +$69.7K +51,675 New
1
2 3 4 5

OPENW Hedge Fund Activity: Q4 2025 in Review

145 of the 8,223 institutional investors tracked by Wall St. Rank reported a position in Opendoor Technologies Inc Series K Warrants (OPENW) for Q4 2025, worth a combined $9.08M.

Buyers outnumbered sellers: 145 funds opened new OPENW positions and 0 closed out — a net gain of 145 holders — while 0 added to existing stakes and 0 trimmed.

The largest buyer was Caption Management, opening a new position worth an estimated $2.6M.

  • 145 institutional investors held Opendoor Technologies Inc Series K Warrants (OPENW) as of Q4 2025, up from 0 in Q3 2025.
  • Funds reported $9.08M of Opendoor Technologies Inc Series K Warrants stock for Q4 2025.
  • 145 funds opened new Opendoor Technologies Inc Series K Warrants positions in Q4 2025 and 0 closed out, a net change of +145 holders.
  • The largest Opendoor Technologies Inc Series K Warrants buyer in Q4 2025 was Caption Management, an estimated $2.6M added.

Based on aggregated 13F filings for Q4 2025.