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, Q2 2024
Institutional positions in OmniAb, Inc. as of Jun 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
- 160
- +8 vs. Q1 2024
- Shares held
- 79.1M
- −4.46M (−5.3%) vs. Q1 2024
- Total value
- $293.9M
- −$156.0M (−34.7%) vs. Q1 2024
- New holders
- 23
- 47 more added
- Sold out
- 15
- 52 more reduced
1 institution that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2024
Shares, value and share of portfolio for each institution holding OmniAb, Inc.; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| HRT Financial LP | 56,385 | $211.0K | 0.00% | +56,385 | New |
| CIBC Private Wealth Group, LLC | 59,584 | $233.6K | 0.00% | 00.0% | Unchanged |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 66,648 | $249.9K | 0.00% | +14,657+28.2% | Added |
| Allspring Global Investments Holdings, LLC | 75,653 | $283.7K | 0.00% | −4,458−5.6% | Reduced |
| Legal & General Group Plc | 75,691 | $283.8K | 0.00% | −1,708−2.2% | Reduced |
| STRS Ohio | 82,900 | $310.9K | 0.00% | +7,200+9.5% | Added |
| California State Teachers Retirement System | 86,056 | $322.7K | 0.00% | −1,691−1.9% | Reduced |
| Invesco Ltd. | 91,583 | $343.4K | 0.00% | −1,905−2.0% | Reduced |
| Gsa Capital Partners LLP | 94,452 | $354.0K | 0.02% | +94,452 | New |
| Jump Financial, LLC | 94,849 | $355.7K | 0.01% | +22,667+31.4% | Added |
| Court Place Advisors, LLC | 106,268 | $398.5K | 0.13% | +59,381+126.6% | Added |
| American Century Companies Inc | 110,036 | $412.6K | 0.00% | +37,963+52.7% | Added |
| Squarepoint Ops LLC | 119,841 | $449.4K | 0.00% | +119,841 | New |
| Alliancebernstein L.P. | 120,715 | $452.7K | 0.00% | +7,030+6.2% | Added |
| FMR LLC | 125,489 | $470.6K | 0.00% | +7,836+6.7% | Added |
| Royce & Associates LP | 133,323 | $500.0K | 0.00% | +28,735+27.5% | Added |
| State of Wisconsin Investment Board | 133,964 | $502.4K | 0.00% | +48,065+56.0% | Added |
| UBS Asset Management Americas Inc | 143,636 | $538.6K | 0.00% | +63,731+79.8% | Added |
| Rhumbline Advisers | 161,185 | $604.4K | 0.00% | −1,392−0.9% | Reduced |
| JPMorgan Chase & Co | 163,538 | $613.3K | 0.00% | −14,743−8.3% | Reduced |
| Swiss National Bank | 171,703 | $643.9K | 0.00% | 00.0% | Unchanged |
| Cornerstone Capital, Inc. | 172,016 | $645.1K | 0.07% | 00.0% | Unchanged |
| Jane Street Group, LLC | 173,053 | $648.9K | 0.00% | +151,675+709.5% | Added |
| Goldman Sachs Group Inc | 176,104 | $660.4K | 0.00% | +14,315+8.8% | Added |
| Nuveen Asset Management, LLC | 227,808 | $854.3K | 0.00% | +20.0% | Added |
| TLS Advisors LLC | 250,185 | $938.0K | 2.35% | 00.0% | Unchanged |
| Tudor Investment Corp Et Al | 283,250 | $1.06M | 0.01% | +69,062+32.2% | Added |
| Tang Capital Management LLC | 300,000 | $1.13M | 0.11% | +300,000 | New |
| Morgan Stanley | 341,135 | $1.28M | 0.00% | −20,708−5.7% | Reduced |
| AWH Capital, L.P. | 365,000 | $1.37M | 1.41% | −57,500−13.6% | Reduced |
| Bank of New York Mellon Corp | 396,963 | $1.49M | 0.00% | −26,206−6.2% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 436,000 | $1.64M | 0.01% | −14,425−3.2% | Reduced |
| Bank of America Corp | 455,071 | $1.71M | 0.00% | +80,495+21.5% | Added |
| Isthmus Partners, LLC | 528,385 | $1.98M | 0.23% | +143,387+37.2% | Added |
| Towerview LLC | 535,000 | $2.01M | 1.31% | +285,000+114.0% | Added |
| Deutsche Bank AG | 580,126 | $2.18M | 0.00% | −925−0.2% | Reduced |
| ADAR1 Capital Management, LLC | 712,560 | $2.67M | 0.54% | +261,075+57.8% | Added |
| Woodstock Corp | 750,543 | $2.81M | 0.29% | +2,115+0.3% | Added |
| Impax Asset Management Group plc | 761,387 | $2.86M | 0.01% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 771,303 | $2.89M | 0.00% | +14,416+1.9% | Added |
| Kent Lake Capital LLC | 800,000 | $3.00M | 1.35% | +500,000+166.7% | Added |
| Northern Trust Corp | 841,785 | $3.16M | 0.00% | −28,847−3.3% | Reduced |
| Millennium Management LLC | 1,030,448 | $3.42M | 0.00% | −1,881,982−64.6% | Reduced |
| Kornitzer Capital Management Inc | 944,970 | $3.54M | 0.07% | −274,985−22.5% | Reduced |
| Knott David M Jr | 1,118,505 | $4.19M | 1.67% | +15,000+1.4% | Added |
| Orchard Capital Managment, LLC | 1,358,028 | $5.09M | 1.54% | −15,470−1.1% | Reduced |
| First Sabrepoint Capital Management LP | 1,875,000 | $7.03M | 2.97% | +294,379+18.6% | Added |
| State Street Corp | 1,997,022 | $7.49M | 0.00% | −48,804−2.4% | Reduced |
| Villere St Denis J & Co LLC | 2,055,787 | $7.71M | 0.65% | −22,507−1.1% | Reduced |
| Private Management Group Inc | 2,261,833 | $8.48M | 0.33% | −16,779−0.7% | Reduced |
| Geode Capital Management, LLC | 2,338,287 | $8.77M | 0.00% | +114,435+5.1% | Added |
| Rice Hall James & Associates, LLC | 2,559,283 | $9.60M | 0.58% | −81,258−3.1% | Reduced |
| Rubric Capital Management LP | 2,850,588 | $10.7M | 0.28% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 3,012,216 | $11.3M | 0.00% | +194,835+6.9% | Added |
| Chicago Capital, LLC | 3,182,970 | $11.9M | 0.35% | −4,382−0.1% | Reduced |
| Macquarie Group Ltd | 3,485,597 | $13.1M | 0.01% | +11,463+0.3% | Added |
| Vanguard Group Inc | 4,585,402 | $17.2M | 0.00% | −1,128,137−19.7% | Reduced |
| BlackRock Inc. | 7,036,923 | $26.4M | 0.00% | −35,178−0.5% | Reduced |
| Janus Henderson Group PLC | 7,868,224 | $29.5M | 0.02% | +8,786+0.1% | Added |
| Avista Capital Holdings, L.P. | 15,817,934 | $57.0M | 91.65% | 00.0% | Unchanged |
| William Blair Investment Management, LLC | 0 | $0 | 0.00% | −3,364,346−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −250,278−100.0% | Sold out |
| American International Group, Inc. | 0 | $0 | 0.00% | −45,953−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −33,447−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −26,069−100.0% | Sold out |
| Axq Capital, LP | 0 | $0 | 0.00% | −20,465−100.0% | Sold out |
| Franklin Resources Inc | 0 | $0 | 0.00% | −17,468−100.0% | Sold out |
| CIBC Asset Management Inc | 0 | $0 | 0.00% | −14,396−100.0% | Sold out |
| Catalina Capital Group, LLC | 0 | $0 | 0.00% | −12,661−100.0% | Sold out |
| Raymond James Financial Services Advisors, Inc. | 0 | $0 | 0.00% | −12,431−100.0% | Sold out |
| Hartline Investment Corp | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Metropolitan Life Insurance Co | 0 | $0 | 0.00% | −5,249−100.0% | Sold out |
| Bessemer Group Inc | 0 | $0 | 0.00% | −901−100.0% | Sold out |
| SJS Investment Consulting Inc. | 0 | $0 | 0.00% | −322−100.0% | Sold out |
| Principal Securities, Inc. | 0 | $0 | 0.00% | −58−100.0% | Sold out |
| Credit Suisse AG | – | – | – | – | Not filed |