Opendoor
OPEN
363 hedge funds and large institutions have $2.2B invested in Opendoor in 2026 Q1 according to their latest regulatory filings, with 75 funds opening new positions, 109 increasing their positions, 93 reducing their positions, and 62 closing their positions.
118% more call options, than puts
Call options by funds: $228M | Put options by funds: $105M
21% more first-time investments, than exits
New positions opened: 75 | Existing positions closed: 62
17% more repeat investments, than reductions
Existing positions increased: 109 | Existing positions reduced: 93
5.97% more ownership
Funds ownership: 43.12% → 49.09% (+6%)
2% more funds holding
Funds holding: 357 → 363 (+6)
0% more funds holding in top 10
Funds holding in top 10: 4 → 4 (0)
8% less capital invested
Capital invested by funds: $2.4B → $2.2B (-$201M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Morgan Stanley
New York
|
+$276M |
| 2 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
+$47.7M |
| 3 |
Millennium Management
New York
|
+$32.2M |
| 4 |
D.E. Shaw & Co
New York
|
+$25.8M |
| 5 |
Dimensional Fund Advisors
Austin,
Texas
|
+$24M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Renaissance Technologies
New York
|
-$148M |
| 2 |
LC
Lennar Corp
Miami,
Florida
|
-$28.3M |
| 3 |
BNP Paribas Financial Markets
Paris,
France
|
-$23.1M |
| 4 |
JF
Jump Financial
Chicago,
Illinois
|
-$6.99M |
| 5 |
Connor, Clark & Lunn Investment Management (CC&L)
Vancouver,
British Columbia, Canada
|
-$5.16M |
OPEN Hedge Fund Activity: Q1 2026 in Review
363 of the 8,184 institutional investors tracked by Wall St. Rank reported a position in Opendoor (OPEN) for Q1 2026, worth a combined $2.2B — down 8.3% from $2.4B a quarter earlier.
Buyers outnumbered sellers: 75 funds opened new OPEN positions and 62 closed out — a net gain of 13 holders — while 109 added to existing stakes and 93 trimmed.
The largest buyer was Morgan Stanley, adding an estimated $276M. The largest seller was Renaissance Technologies, cutting an estimated $148M.
- 363 institutional investors held Opendoor (OPEN) as of Q1 2026, up from 357 in Q4 2025.
- Funds reported $2.2B of Opendoor stock for Q1 2026, down 8.3% quarter-over-quarter.
- 75 funds opened new Opendoor positions in Q1 2026 and 62 closed out, a net change of +13 holders.
- The largest Opendoor buyer in Q1 2026 was Morgan Stanley, an estimated $276M added.
- The largest Opendoor seller in Q1 2026 was Renaissance Technologies, an estimated $148M sold.
Based on aggregated 13F filings for Q1 2026.