OmniAb
OABI
OABI
140 hedge funds and large institutions have $101M invested in OmniAb in 2025 Q3 according to their latest regulatory filings, with 16 funds opening new positions, 33 increasing their positions, 52 reducing their positions, and 18 closing their positions.
New
Increased
Maintained
Reduced
Closed
more capital invested
Capital invested by funds: $ → $
less ownership
Funds ownership: →
less funds holding
Funds holding: →
less first-time investments, than exits
New positions opened: | Existing positions closed:
37% less repeat investments, than reductions
Existing positions increased: 33 | Existing positions reduced: 52
50% less funds holding in top 10
Funds holding in top 10: 2 → 1 (-1)
Holders
140
Holding in Top 10
1
Calls
$42K
Puts
–
Top Buyers
| 1 | +$7.28M | |
| 2 | +$6.72M | |
| 3 | +$5.22M | |
| 4 |
SCM
Stonepine Capital Management
Bend,
Oregon
|
+$3.92M |
| 5 |
ACM
ADAR1 Capital Management
Austin,
Texas
|
+$1.4M |
Top Sellers
| 1 | -$2.37M | |
| 2 | -$2.28M | |
| 3 | -$1.51M | |
| 4 |
M
Murchinson
Toronto,
Ontario, Canada
|
-$875K |
| 5 |
Dimensional Fund Advisors
Austin,
Texas
|
-$668K |