OmniAb
OABI
153 hedge funds and large institutions have $450M invested in OmniAb in 2024 Q1 according to their latest regulatory filings, with 15 funds opening new positions, 43 increasing their positions, 50 reducing their positions, and 18 closing their positions.
180% more call options, than puts
Call options by funds: $774K | Put options by funds: $276K
0.66% less ownership
Funds ownership: 72.08% → 71.42% (-0.66%)
3% less funds holding
Funds holding: 157 → 153 (-4)
12% less capital invested
Capital invested by funds: $514M → $450M (-$63.7M)
14% less repeat investments, than reductions
Existing positions increased: 43 | Existing positions reduced: 50
17% less first-time investments, than exits
New positions opened: 15 | Existing positions closed: 18
67% less funds holding in top 10
Funds holding in top 10: 3 → 1 (-2)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
+$3.66M |
| 2 |
Tudor Investment Corp
Stamford,
Connecticut
|
+$1.23M |
| 3 |
Dimensional Fund Advisors
Austin,
Texas
|
+$1.11M |
| 4 |
Wells Fargo
San Francisco,
California
|
+$795K |
| 5 |
State of Wisconsin Investment Board
Madison,
Wisconsin
|
+$495K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
PMG
Private Management Group
Irvine,
California
|
-$2.08M |
| 2 |
BlackRock
New York
|
-$1.24M |
| 3 |
D.E. Shaw & Co
New York
|
-$734K |
| 4 |
Aberdeen Group
Edinburgh,
United Kingdom
|
-$640K |
| 5 |
Morgan Stanley
New York
|
-$556K |
OABI Hedge Fund Activity: Q1 2024 in Review
153 of the 6,958 institutional investors tracked by Wall St. Rank reported a position in OmniAb (OABI) for Q1 2024, worth a combined $450M — down 12% from $514M a quarter earlier.
Sellers outnumbered buyers: 18 funds closed out of OABI and 15 opened new positions — a net loss of 3 holders — while 50 trimmed existing stakes and 43 added.
The largest buyer was Millennium Management, adding an estimated $3.66M. The largest seller was Private Management Group, cutting an estimated $2.08M.
- 153 institutional investors held OmniAb (OABI) as of Q1 2024, down from 157 in Q4 2023.
- Funds reported $450M of OmniAb stock for Q1 2024, down 12% quarter-over-quarter.
- 15 funds opened new OmniAb positions in Q1 2024 and 18 closed out, a net change of -3 holders.
- The largest OmniAb buyer in Q1 2024 was Millennium Management, an estimated $3.66M added.
- The largest OmniAb seller in Q1 2024 was Private Management Group, an estimated $2.08M sold.
Based on aggregated 13F filings for Q1 2024.