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 2023
Institutional positions in OmniAb, Inc. as of Jun 30, 2023. 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
- 144
- +3 vs. Q1 2023
- Shares held
- 67.4M
- +1.16M (+1.8%) vs. Q1 2023
- Total value
- $338.6M
- +$95.3M (+39.2%) vs. Q1 2023
- New holders
- 22
- 44 more added
- Sold out
- 19
- 46 more reduced
1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2023: 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 2023
Shares, value and share of portfolio for each institution holding OmniAb, Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Standard Life Aberdeen plc | 103,708 | $521.7K | 0.00% | +20.0% | Added |
| Credit Suisse AG | 105,527 | $530.8K | 0.00% | +18,779+21.6% | Added |
| California State Teachers Retirement System | 107,270 | $539.6K | 0.00% | +2,968+2.8% | Added |
| Court Place Advisors, LLC | 111,657 | $561.6K | 0.20% | −2,450−2.1% | Reduced |
| Alliancebernstein L.P. | 113,685 | $571.8K | 0.00% | +5,820+5.4% | Added |
| Renaissance Technologies LLC | 139,859 | $703.0K | 0.00% | +139,859 | New |
| Rhumbline Advisers | 150,823 | $758.6K | 0.00% | +22,534+17.6% | Added |
| Cornerstone Capital, Inc. | 166,016 | $835.1K | 0.10% | −8,643−4.9% | Reduced |
| JPMorgan Chase & Co | 168,631 | $848.2K | 0.00% | −7,832−4.4% | Reduced |
| Goldman Sachs Group Inc | 174,074 | $875.6K | 0.00% | −66,180−27.5% | Reduced |
| Swiss National Bank | 185,903 | $935.1K | 0.00% | 00.0% | Unchanged |
| TLS Advisors LLC | 250,185 | $1.26M | 5.40% | −106,407−29.8% | Reduced |
| Isthmus Partners, LLC | 259,021 | $1.30M | 0.18% | −1,223−0.5% | Reduced |
| Morgan Stanley | 276,263 | $1.39M | 0.00% | +56,557+25.7% | Added |
| Nuveen Asset Management, LLC | 285,095 | $1.43M | 0.00% | +23,235+8.9% | Added |
| Bank of America Corp | 388,506 | $1.95M | 0.00% | +19,917+5.4% | Added |
| Kent Lake Capital LLC | 396,154 | $1.99M | 0.92% | +396,154 | New |
| Bank of New York Mellon Corp | 408,520 | $2.05M | 0.00% | +43,998+12.1% | Added |
| 1492 Capital Management LLC | 442,762 | $2.23M | 1.30% | −346−0.1% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 481,395 | $2.42M | 0.01% | +481,395 | New |
| AWH Capital, L.P. | 555,500 | $2.79M | 2.46% | +140,500+33.9% | Added |
| Deutsche Bank AG | 574,644 | $2.89M | 0.00% | +316,258+122.4% | Added |
| Woodstock Corp | 678,352 | $3.41M | 0.40% | +59,203+9.6% | Added |
| Rubric Capital Management LP | 702,053 | $3.53M | 0.15% | +702,053 | New |
| Charles Schwab Investment Management Inc | 750,778 | $3.78M | 0.00% | +42,124+5.9% | Added |
| Northern Trust Corp | 967,750 | $4.87M | 0.00% | +96,458+11.1% | Added |
| Knott David M Jr | 1,086,505 | $5.46M | 2.31% | 00.0% | Unchanged |
| Impax Asset Management Group plc | 1,148,184 | $5.78M | 0.02% | 00.0% | Unchanged |
| Orchard Capital Managment, LLC | 1,280,190 | $6.44M | 2.17% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 1,707,453 | $8.59M | 0.00% | −227,408−11.8% | Reduced |
| Kornitzer Capital Management Inc | 1,730,425 | $8.70M | 0.17% | −29,950−1.7% | Reduced |
| Geode Capital Management, LLC | 2,044,881 | $10.3M | 0.00% | +283,357+16.1% | Added |
| State Street Corp | 2,065,952 | $10.4M | 0.00% | +269,599+15.0% | Added |
| First Sabrepoint Capital Management LP | 2,180,000 | $11.0M | 4.80% | −1,020,000−31.9% | Reduced |
| Villere St Denis J & Co LLC | 2,262,057 | $11.4M | 0.82% | −17,025−0.7% | Reduced |
| William Blair Investment Management, LLC | 2,781,750 | $14.0M | 0.04% | +32,881+1.2% | Added |
| Rice Hall James & Associates, LLC | 2,832,376 | $14.2M | 0.81% | +12,274+0.4% | Added |
| Chicago Capital, LLC | 3,172,705 | $16.0M | 0.72% | +333,804+11.8% | Added |
| Private Management Group Inc | 3,669,435 | $18.5M | 0.78% | +387,113+11.8% | Added |
| Macquarie Group Ltd | 3,947,573 | $19.9M | 0.02% | +168,664+4.5% | Added |
| Millennium Management LLC | 4,336,079 | $21.2M | 0.02% | −1,133,499−20.7% | Reduced |
| Vanguard Group Inc | 5,693,894 | $28.6M | 0.00% | +16,353+0.3% | Added |
| BlackRock Inc. | 6,802,596 | $34.2M | 0.00% | +1,090,237+19.1% | Added |
| Janus Henderson Group PLC | 7,692,211 | $38.7M | 0.02% | +1,073,985+16.2% | Added |
| Stephens Investment Management Group LLC | 0 | $0 | 0.00% | −827,778−100.0% | Sold out |
| Murchinson Ltd. | 0 | $0 | 0.00% | −232,970−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −204,761−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −199,967−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −80,164−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −51,190−100.0% | Sold out |
| Werba Rubin Papier Wealth Management | 0 | $0 | 0.00% | −20,410−100.0% | Sold out |
| Raymond James & Associates | 0 | $0 | 0.00% | −16,333−100.0% | Sold out |
| Mercer Global Advisors Inc | 0 | $0 | 0.00% | −16,070−100.0% | Sold out |
| Teacher Retirement System of Texas | 0 | $0 | 0.00% | −12,902−100.0% | Sold out |
| Raymond James Financial Services Advisors, Inc. | 0 | $0 | 0.00% | −11,839−100.0% | Sold out |
| State of Wisconsin Investment Board | 0 | $0 | 0.00% | −10,847−100.0% | Sold out |
| Handelsbanken Fonder AB | 0 | $0 | 0.00% | −10,574−100.0% | Sold out |
| Stephens Inc | 0 | $0 | 0.00% | −8,658−100.0% | Sold out |
| Belpointe Asset Management LLC | 0 | $0 | 0.00% | −564−100.0% | Sold out |
| WealthPlan Investment Management, LLC | 0 | $0 | 0.00% | −562−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −548−100.0% | Sold out |
| TCI Wealth Advisors, Inc. | 0 | $0 | 0.00% | −246−100.0% | Sold out |
| Ancora Advisors, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Investment Management of Virginia LLC | – | – | – | – | Not filed |