OmniAb
OABI
142 hedge funds and large institutions have $251M invested in OmniAb in 2023 Q1 according to their latest regulatory filings, with 15 funds opening new positions, 45 increasing their positions, 47 reducing their positions, and 19 closing their positions.
13,400% more call options, than puts
Call options by funds: $135K | Put options by funds: $1K
100% more funds holding in top 10
Funds holding in top 10: 1 → 2 (+1)
10% more capital invested
Capital invested by funds: $228M → $251M (+$23.8M)
1% more ownership
Funds ownership: 56.74% → 57.74% (+1%)
4% less repeat investments, than reductions
Existing positions increased: 45 | Existing positions reduced: 47
4% less funds holding
Funds holding: 148 → 142 (-6)
21% less first-time investments, than exits
New positions opened: 15 | Existing positions closed: 19
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
PMG
Private Management Group
Irvine,
California
|
+$12.4M |
| 2 |
FSCM
First Sabrepoint Capital Management
Dallas,
Texas
|
+$6.61M |
| 3 |
CC
Chicago Capital
Chicago,
Illinois
|
+$1.65M |
| 4 |
Millennium Management
New York
|
+$1.31M |
| 5 |
RHJA
Rice Hall James & Associates
San Diego,
California
|
+$1.27M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
RCMNY
Rubric Capital Management (New York)
New York
|
-$8.1M |
| 2 |
Nordea Investment Management
Stockholm,
Sweden
|
-$2.82M |
| 3 |
Citadel Advisors
Miami,
Florida
|
-$2.82M |
| 4 |
Vanguard Group
Malvern,
Pennsylvania
|
-$2.74M |
| 5 |
SCM
Stonepine Capital Management
Bend,
Oregon
|
-$1.28M |
OABI Hedge Fund Activity: Q1 2023 in Review
142 of the 6,275 institutional investors tracked by Wall St. Rank reported a position in OmniAb (OABI) for Q1 2023, worth a combined $251M — up 10% from $228M a quarter earlier.
Sellers outnumbered buyers: 19 funds closed out of OABI and 15 opened new positions — a net loss of 4 holders — while 47 trimmed existing stakes and 45 added.
The largest buyer was Private Management Group, opening a new position worth an estimated $12.4M. The largest seller was Rubric Capital Management (New York), exiting entirely with an estimated $8.1M sold.
- 142 institutional investors held OmniAb (OABI) as of Q1 2023, down from 148 in Q4 2022.
- Funds reported $251M of OmniAb stock for Q1 2023, up 10% quarter-over-quarter.
- 15 funds opened new OmniAb positions in Q1 2023 and 19 closed out, a net change of -4 holders.
- The largest OmniAb buyer in Q1 2023 was Private Management Group, an estimated $12.4M added.
- The largest OmniAb seller in Q1 2023 was Rubric Capital Management (New York), an estimated $8.1M sold.
Based on aggregated 13F filings for Q1 2023.