OmniAb, Inc.
OABI- Exchange
- Nasdaq
- Industry
- Services-Commercial Physical & Biological Research
- SEC CIK
- 0001846253
No open-market purchases or sales by OmniAb, Inc. insiders were filed in the last 90 days; 131 institutions reported holding it in 13F filings for Q2 2026, worth $144.2M in total; no superinvestor holds it.
Other share classesOABIW
13F holders, Q3 2024
Institutional positions in OmniAb, Inc. as of Sep 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 165
- +7 vs. Q2 2024
- Shares held
- 79.8M
- +8.56M (+12.0%) vs. Q2 2024
- Total value
- $334.6M
- +$70.1M (+26.5%) vs. Q2 2024
- New holders
- 24
- 45 more added
- Sold out
- 17
- 44 more reduced
2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting OABI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 131 | $144.2M |
| Q1 2026 | 128 | $87.7M |
| Q4 2025 | 129 | $105.8M |
| Q3 2025 | 140 | $100.5M |
| Q2 2025 | 144 | $95.5M |
| Q1 2025 | 153 | $152.0M |
| Q4 2024 | 165 | $224.7M |
| Q3 2024 | 165 | $334.6M |
| Q2 2024 | 160 | $293.9M |
| Q1 2024 | 153 | $450.4M |
| Q4 2023 | 157 | $514.0M |
| Q3 2023 | 148 | $355.9M |
| Q2 2023 | 144 | $338.6M |
| Q1 2023 | 142 | $243.3M |
| Q4 2022 | 148 | $234.9M |
| Q3 2022 | 1 | $11.2M |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2024
Shares, value and share of portfolio for each institution holding OmniAb, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| HRT Financial LP | 49,426 | $209.0K | 0.00% | −6,959−12.3% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 50,517 | $213.7K | 0.00% | +3,334+7.1% | Added |
| Wells Fargo & Company | 50,581 | $214.0K | 0.00% | +561+1.1% | Added |
| MetLife Investment Management | 55,676 | $235.5K | 0.00% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 59,584 | $252.0K | 0.00% | 00.0% | Unchanged |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 60,896 | $257.6K | 0.00% | −5,752−8.6% | Reduced |
| UBS Group AG | 61,721 | $261.1K | 0.00% | +14,342+30.3% | Added |
| State of Wisconsin Investment Board | 61,874 | $261.7K | 0.00% | −72,090−53.8% | Reduced |
| BBR Partners, LLC | 70,000 | $296.1K | 0.02% | +50,000+250.0% | Added |
| Citigroup Inc | 70,004 | $296.1K | 0.00% | +21,486+44.3% | Added |
| Legal & General Group Plc | 75,691 | $320.2K | 0.00% | 00.0% | Unchanged |
| STRS Ohio | 82,900 | $350.7K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 83,677 | $354.0K | 0.00% | −2,379−2.8% | Reduced |
| Invesco Ltd. | 90,656 | $383.5K | 0.00% | −927−1.0% | Reduced |
| Gsa Capital Partners LLP | 91,437 | $387.0K | 0.03% | −3,015−3.2% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 98,110 | $415.0K | 0.00% | −337,890−77.5% | Reduced |
| Court Place Advisors, LLC | 101,001 | $427.2K | 0.12% | −5,267−5.0% | Reduced |
| Tudor Investment Corp Et Al | 105,198 | $445.0K | 0.00% | −178,052−62.9% | Reduced |
| Alliancebernstein L.P. | 120,715 | $510.6K | 0.00% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 128,202 | $542.3K | 0.00% | −15,434−10.7% | Reduced |
| Royce & Associates LP | 131,284 | $555.3K | 0.01% | −2,039−1.5% | Reduced |
| American Century Companies Inc | 134,887 | $570.6K | 0.00% | +24,851+22.6% | Added |
| Jane Street Group, LLC | 136,359 | $576.8K | 0.00% | −36,694−21.2% | Reduced |
| FMR LLC | 138,813 | $587.2K | 0.00% | +13,324+10.6% | Added |
| Barclays PLC | 143,215 | $605.8K | 0.00% | +109,236+321.5% | Added |
| JPMorgan Chase & Co | 146,868 | $621.3K | 0.00% | −16,670−10.2% | Reduced |
| Swiss National Bank | 171,703 | $726.3K | 0.00% | 00.0% | Unchanged |
| Cornerstone Capital, Inc. | 172,016 | $727.6K | 0.07% | 00.0% | Unchanged |
| Rhumbline Advisers | 173,641 | $734.5K | 0.00% | +12,456+7.7% | Added |
| Orchard Capital Managment, LLC | 216,382 | $915.3K | 0.31% | −1,141,646−84.1% | Reduced |
| Nuveen Asset Management, LLC | 227,795 | $963.6K | 0.00% | −130.0% | Reduced |
| TLS Advisors LLC | 250,185 | $1.06M | 2.24% | 00.0% | Unchanged |
| Citadel Advisors LLC | 274,855 | $1.16M | 0.00% | +219,446+396.0% | Added |
| Tang Capital Management LLC | 300,000 | $1.27M | 0.09% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 322,218 | $1.36M | 0.00% | −74,745−18.8% | Reduced |
| Goldman Sachs Group Inc | 328,139 | $1.39M | 0.00% | +152,035+86.3% | Added |
| Boothbay Fund Management, LLC | 375,000 | $1.59M | 0.05% | +375,000 | New |
| Isthmus Partners, LLC | 446,134 | $1.89M | 0.22% | −82,251−15.6% | Reduced |
| Morgan Stanley | 456,189 | $1.93M | 0.00% | +115,054+33.7% | Added |
| Towerview LLC | 550,000 | $2.33M | 1.50% | +15,000+2.8% | Added |
| Deutsche Bank AG | 594,313 | $2.51M | 0.00% | +14,187+2.4% | Added |
| Bank of America Corp | 722,666 | $3.06M | 0.00% | +267,595+58.8% | Added |
| Impax Asset Management Group plc | 761,387 | $3.22M | 0.01% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 787,522 | $3.33M | 0.00% | +16,219+2.1% | Added |
| Woodstock Corp | 792,853 | $3.35M | 0.32% | +42,310+5.6% | Added |
| Northern Trust Corp | 837,286 | $3.54M | 0.00% | −4,499−0.5% | Reduced |
| Kornitzer Capital Management Inc | 898,845 | $3.80M | 0.07% | −46,125−4.9% | Reduced |
| Murchinson Ltd. | 1,000,000 | $4.23M | 1.73% | +1,000,000 | New |
| Kent Lake PR LLC | 1,125,000 | $4.76M | 1.89% | +1,125,000 | New |
| Knott David M Jr | 1,148,505 | $4.86M | 1.94% | +30,000+2.7% | Added |
| ADAR1 Capital Management, LLC | 1,337,302 | $5.66M | 0.95% | +624,742+87.7% | Added |
| Villere St Denis J & Co LLC | 1,499,315 | $6.34M | 0.52% | −556,472−27.1% | Reduced |
| First Sabrepoint Capital Management LP | 1,665,000 | $7.04M | 2.72% | −210,000−11.2% | Reduced |
| State Street Corp | 2,031,676 | $8.59M | 0.00% | +34,654+1.7% | Added |
| Private Management Group Inc | 2,249,734 | $9.52M | 0.33% | −12,099−0.5% | Reduced |
| Geode Capital Management, LLC | 2,325,381 | $9.84M | 0.00% | −12,906−0.6% | Reduced |
| Rice Hall James & Associates, LLC | 2,722,321 | $11.5M | 0.62% | +163,038+6.4% | Added |
| Rubric Capital Management LP | 2,850,588 | $12.1M | 0.20% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 2,883,161 | $12.2M | 0.00% | −129,055−4.3% | Reduced |
| Chicago Capital, LLC | 3,162,555 | $13.4M | 0.37% | −20,415−0.6% | Reduced |
| Macquarie Group Ltd | 4,323,100 | $18.3M | 0.02% | +837,503+24.0% | Added |
| Vanguard Group Inc | 5,191,685 | $22.0M | 0.00% | +606,283+13.2% | Added |
| BlackRock, Inc. | 7,223,549 | $30.6M | 0.00% | +7,223,549 | New |
| Janus Henderson Group PLC | 7,871,328 | $33.3M | 0.02% | +3,1040.0% | Added |
| Avista Capital Holdings, L.P. | 15,817,934 | $64.3M | 94.05% | 00.0% | Unchanged |
| AWH Capital, L.P. | 0 | $0 | 0.00% | −365,000−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −94,849−100.0% | Sold out |
| Allspring Global Investments Holdings, LLC | 0 | $0 | 0.00% | −75,653−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −51,351−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −43,927−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −42,963−100.0% | Sold out |
| Simplicity Wealth,LLC | 0 | $0 | 0.00% | −42,160−100.0% | Sold out |
| Guggenheim Capital LLC | 0 | $0 | 0.00% | −26,028−100.0% | Sold out |
| Baird Financial Group, Inc. | 0 | $0 | 0.00% | −14,580−100.0% | Sold out |
| Principal Financial Group Inc | 0 | $0 | 0.00% | −14,105−100.0% | Sold out |
| Alera Investment Advisors, LLC | 0 | $0 | 0.00% | −11,436−100.0% | Sold out |
| Trivant Custom Portfolio Group, LLC | 0 | $0 | 0.00% | −5,500−100.0% | Sold out |
| Camelot Portfolios, LLC | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |
| International Assets Investment Management, LLC | 0 | $0 | 0.00% | −352−100.0% | Sold out |
| Scarborough Advisors, LLC | 0 | $0 | 0.00% | −161−100.0% | Sold out |
| Stephens Consulting, LLC | 0 | $0 | 0.00% | −81−100.0% | Sold out |
| Tidemark, LLC | 0 | $0 | 0.00% | −19−100.0% | Sold out |
| BlackRock Inc. | – | – | – | – | Not filed |
| Kent Lake Capital LLC | – | – | – | – | Not filed |