OmniAb
OABI
OABI
144 hedge funds and large institutions have $95.5M invested in OmniAb in 2025 Q2 according to their latest regulatory filings, with 25 funds opening new positions, 56 increasing their positions, 32 reducing their positions, and 32 closing their positions.
New
Increased
Maintained
Reduced
Closed
more funds holding in top 10
Funds holding in top 10: →
more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
less funds holding
Funds holding: →
less ownership
Funds ownership: →
22% less first-time investments, than exits
New positions opened: 25 | Existing positions closed: 32
37% less capital invested
Capital invested by funds: $152M → $95.5M (-$56.7M)
Holders
144
Holding in Top 10
2
Calls
–
Puts
–
Top Buyers
| 1 | +$10.6M | |
| 2 | +$3.24M | |
| 3 | +$2.55M | |
| 4 |
Jacobs Levy Equity Management
Florham Park,
New Jersey
|
+$1.85M |
| 5 |
Renaissance Technologies
New York
|
+$1.14M |
Top Sellers
| 1 | -$19.5M | |
| 2 | -$10.6M | |
| 3 | -$6.84M | |
| 4 |
CC
Chicago Capital
Chicago,
Illinois
|
-$6.29M |
| 5 |
SDJVC
St. Denis J. Villere & Co
New Orleans,
Louisiana
|
-$3.45M |