OMNIAB INC (OABI): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in OABI · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
10
13F filers
Aggregate Value
$6.8M
Across holders
Last Price
$4.71
2026-08-24
Sector
Health Care
GICS
Quarterly fund activity8 increased2 reduced1 exited
Full exits: Point72 Asset Management, L.P.
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 657K | $1.6M | 24.0% | 0.0% | Added | +$356K | Q2 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 600K | $1.5M | 21.9% | 0.0% | Added | +$814K | Q2 2026 |
| SHAW D E & CO INC CIK 0001009207 | Hedge Fund | 559K | $1.4M | 20.4% | 0.0% | Added | $-62K | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 474K | $864K | 12.8% | 0.0% | Reduced | $-91K | Q2 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP CIK 0001164508 | Hedge Fund | 160K | $393K | 5.8% | 0.0% | Added | — | Q2 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 158K | $388K | 5.7% | 0.0% | Added | +$387K | Q2 2026 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 144K | $355K | 5.3% | 0.0% | Added | — | Q2 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 58K | $143K | 2.1% | 0.0% | Reduced | +$112K | Q2 2026 |
| Squarepoint Ops LLC CIK 0001642575 | Hedge Fund | 35K | $87K | 1.3% | 0.0% | Added | +$62K | Q2 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 20K | $50K | 0.7% | 0.0% | Added | — | Q2 2026 |
Added
Hedge Fund
$1.6M· 24.0% of total· 0.0% port· 657K sh· +$356K QoQ· Q2 2026
Added
Hedge Fund
$1.5M· 21.9% of total· 0.0% port· 600K sh· +$814K QoQ· Q2 2026
Added
Hedge Fund
$1.4M· 20.4% of total· 0.0% port· 559K sh· $-62K QoQ· Q2 2026
Reduced
Hedge Fund
$864K· 12.8% of total· 0.0% port· 474K sh· $-91K QoQ· Q2 2026
Added
Hedge Fund
$393K· 5.8% of total· 0.0% port· 160K sh· — QoQ· Q2 2026
Added
Hedge Fund
$388K· 5.7% of total· 0.0% port· 158K sh· +$387K QoQ· Q2 2026
Added
Hedge Fund
$355K· 5.3% of total· 0.0% port· 144K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$143K· 2.1% of total· 0.0% port· 58K sh· +$112K QoQ· Q2 2026
Added
Hedge Fund
$87K· 1.3% of total· 0.0% port· 35K sh· +$62K QoQ· Q2 2026
Added
Hedge Fund
$50K· 0.7% of total· 0.0% port· 20K sh· — QoQ· Q2 2026
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