OmniAb
OABI
152 hedge funds and large institutions have $152M invested in OmniAb in 2025 Q1 according to their latest regulatory filings, with 15 funds opening new positions, 43 increasing their positions, 54 reducing their positions, and 26 closing their positions.
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
0.57% less ownership
Funds ownership: 52.56% → 52% (-0.57%)
7% less funds holding
Funds holding: 164 → 152 (-12)
20% less repeat investments, than reductions
Existing positions increased: 43 | Existing positions reduced: 54
32% less capital invested
Capital invested by funds: $225M → $152M (-$72.5M)
42% less first-time investments, than exits
New positions opened: 15 | Existing positions closed: 26
71% less call options, than puts
Call options by funds: $2K | Put options by funds: $7K
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
WCM
Whitefort Capital Management
New York
|
+$12.8M |
| 2 |
PMG
Private Management Group
Irvine,
California
|
+$971K |
| 3 |
MFS
Mirabella Financial Services
London,
United Kingdom
|
+$657K |
| 4 |
Vanguard Group
Malvern,
Pennsylvania
|
+$406K |
| 5 |
Macquarie Group
Sydney, NSW 2000,
Australia
|
+$399K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
FSCM
First Sabrepoint Capital Management
Dallas,
Texas
|
-$3.44M |
| 2 |
KCM
Kornitzer Capital Management
Shawnee Mission,
Kansas
|
-$3.18M |
| 3 |
JP Morgan Chase
New York
|
-$1.25M |
| 4 |
CC
Chicago Capital
Chicago,
Illinois
|
-$1.16M |
| 5 |
Goldman Sachs
New York
|
-$998K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
EWA
176
EverSource Wealth Advisors
Birmingham,
Alabama
| – | -$212 | -60 | Closed |
|
177
Jones Financial Companies
Des Peres,
Missouri
| – | -$85 | -24 | Closed |
|
178
AssetMark Inc
Concord,
California
| – | -$14 | -4 | Closed |
|
|
C
179
Covestor
London,
United Kingdom
| – | +$46 | +14 | +18% |
|
OABI Hedge Fund Activity: Q1 2025 in Review
152 of the 7,459 institutional investors tracked by Wall St. Rank reported a position in OmniAb (OABI) for Q1 2025, worth a combined $152M — down 32% from $225M a quarter earlier.
Sellers outnumbered buyers: 26 funds closed out of OABI and 15 opened new positions — a net loss of 11 holders — while 54 trimmed existing stakes and 43 added.
The largest buyer was Whitefort Capital Management, opening a new position worth an estimated $12.8M. The largest seller was First Sabrepoint Capital Management, cutting an estimated $3.44M.
- 152 institutional investors held OmniAb (OABI) as of Q1 2025, down from 164 in Q4 2024.
- Funds reported $152M of OmniAb stock for Q1 2025, down 32% quarter-over-quarter.
- 15 funds opened new OmniAb positions in Q1 2025 and 26 closed out, a net change of -11 holders.
- The largest OmniAb buyer in Q1 2025 was Whitefort Capital Management, an estimated $12.8M added.
- The largest OmniAb seller in Q1 2025 was First Sabrepoint Capital Management, an estimated $3.44M sold.
Based on aggregated 13F filings for Q1 2025.