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 2025
Institutional positions in OmniAb, Inc. as of Jun 30, 2025. 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
- −9 vs. Q1 2025
- Shares held
- 55.0M
- −8.38M (−13.2%) vs. Q1 2025
- Total value
- $95.5M
- −$56.5M (−37.2%) vs. Q1 2025
- New holders
- 25
- 56 more added
- Sold out
- 34
- 31 more reduced
Compare with Q1 2025: 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 2025
Shares, value and share of portfolio for each institution holding OmniAb, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Simplex Trading, LLC | 200 | $0 | 0.00% | −31−13.4% | Reduced |
| Covestor Ltd | 131 | $0 | 0.00% | +37+39.4% | Added |
| South State Corp. | 1 | $2 | 0.00% | −688−99.9% | Reduced |
| Farther Finance Advisors, LLC | 1 | $2 | 0.00% | −4−80.0% | Reduced |
| Parallel Advisors, LLC | 4 | $7 | 0.00% | 00.0% | Unchanged |
| Umb Bank N A | 29 | $50 | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 42 | $73 | 0.00% | +42 | New |
| Farmers & Merchants Investments Inc | 53 | $92 | 0.00% | 00.0% | Unchanged |
| CBIZ Investment Advisory Services, LLC | 78 | $136 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 126 | $219 | 0.00% | +109+641.2% | Added |
| Comerica Bank | 127 | $221 | 0.00% | −344−73.0% | Reduced |
| Scarborough Advisors, LLC | 161 | $280 | 0.00% | +161 | New |
| Central Trust Co | 171 | $298 | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 189 | $329 | 0.00% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 294 | $512 | 0.00% | −490−62.5% | Reduced |
| Signaturefd, LLC | 361 | $628 | 0.00% | 00.0% | Unchanged |
| St Germain D J Co Inc | 367 | $639 | 0.00% | 00.0% | Unchanged |
| Dynamic Wealth Strategies, LLC | 411 | $715 | 0.00% | 00.0% | Unchanged |
| Fortitude Family Office, LLC | 466 | $811 | 0.00% | +466 | New |
| North Star Investment Management Corp. | 550 | $957 | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 475 | $1.00K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 759 | $1.32K | 0.00% | −1,165−60.6% | Reduced |
| Wolverine Asset Management LLC | 766 | $1.33K | 0.00% | 00.0% | Unchanged |
| Geneos Wealth Management Inc. | 773 | $1.34K | 0.00% | −1,396−64.4% | Reduced |
| Cheviot Value Management, LLC | 980 | $1.93K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 1,125 | $1.96K | 0.00% | +1,125 | New |
| Larson Financial Group LLC | 1,470 | $2.56K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 1,557 | $2.71K | 0.00% | −14,719−90.4% | Reduced |
| Allworth Financial LP | 2,127 | $3.70K | 0.00% | 00.0% | Unchanged |
| Redwood Park Advisors LLC | 2,184 | $3.80K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 2,404 | $4.18K | 0.00% | +929+63.0% | Added |
| Jackson, Grant Investment Advisers, Inc. | 2,450 | $4.26K | 0.00% | 00.0% | Unchanged |
| Point72 (DIFC) Ltd | 2,741 | $4.77K | 0.00% | +2,741 | New |
| Smartleaf Asset Management LLC | 3,045 | $5.18K | 0.00% | +3,011+8,855.9% | Added |
| GF Fund Management Co. Ltd. | 3,099 | $5.39K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 3,170 | $6.00K | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 3,707 | $6.45K | 0.00% | +3,707 | New |
| Mirae Asset Global Investments Co., Ltd. | 4,726 | $8.22K | 0.00% | +1,107+30.6% | Added |
| Nisa Investment Advisors, LLC | 5,113 | $8.90K | 0.00% | +2,559+100.2% | Added |
| Spire Wealth Management | 6,510 | $11.3K | 0.00% | −270−4.0% | Reduced |
| California State Teachers Retirement System | 6,687 | $11.6K | 0.00% | 00.0% | Unchanged |
| Raymond James Financial Inc | 7,027 | $12.2K | 0.00% | +7,027 | New |
| CWM, LLC | 7,537 | $13.0K | 0.00% | +6,429+580.2% | Added |
| Legal & General Group Plc | 9,557 | $16.6K | 0.00% | +1,242+14.9% | Added |
| Ameritas Investment Partners, Inc. | 9,652 | $16.8K | 0.00% | 00.0% | Unchanged |
| Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors | 10,000 | $17.4K | 0.00% | 00.0% | Unchanged |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 11,151 | $19.4K | 0.00% | +11,151 | New |
| BNP Paribas Arbitrage, SA | 11,283 | $19.6K | 0.00% | +1,325+13.3% | Added |
| Victory Capital Management Inc | 11,769 | $20.5K | 0.00% | −45−0.4% | Reduced |
| RSM US Wealth Management LLC | 11,791 | $20.5K | 0.00% | +11,791 | New |
| New York State Common Retirement Fund | 11,806 | $20.5K | 0.00% | 00.0% | Unchanged |
| Quadrature Capital Ltd | 12,258 | $21.3K | 0.00% | +12,258 | New |
| Colony Group, LLC | 12,342 | $21.5K | 0.00% | +12,342 | New |
| CIBC World Markets Corp | 12,359 | $21.5K | 0.00% | −8,798−41.6% | Reduced |
| Prudential Financial Inc | 12,543 | $21.8K | 0.00% | +12,543 | New |
| Dynamic Technology Lab Private Ltd | 12,557 | $22.0K | 0.00% | +12,557 | New |
| Atom Investors LP | 12,854 | $22.4K | 0.00% | −3,513−21.5% | Reduced |
| SG Americas Securities, LLC | 14,120 | $25.0K | 0.00% | −17,433−55.2% | Reduced |
| Advisor Group Holdings, Inc. | 14,247 | $25.3K | 0.00% | +9,716+214.4% | Added |
| Court Place Advisors, LLC | 15,923 | $27.7K | 0.01% | −4,081−20.4% | Reduced |
| Tower Research Capital LLC (TRC) | 16,331 | $28.4K | 0.00% | +9,566+141.4% | Added |
| Squarepoint Ops LLC | 16,541 | $28.8K | 0.00% | +1,702+11.5% | Added |
| CWC Advisors, LLC. | 17,261 | $30.0K | 0.02% | +460+2.7% | Added |
| Thrive Wealth Management, LLC | 17,281 | $30.1K | 0.00% | +1,200+7.5% | Added |
| Police & Firemen's Retirement System of New Jersey | 18,614 | $32.4K | 0.00% | 00.0% | Unchanged |
| LPL Financial LLC | 19,691 | $34.3K | 0.00% | −328−1.6% | Reduced |
| BBR Partners, LLC | 20,000 | $34.8K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 20,794 | $36.2K | 0.00% | +20,794 | New |
| HighTower Advisors, LLC | 21,382 | $37.2K | 0.00% | −500−2.3% | Reduced |
| Cerity Partners LLC | 22,612 | $39.3K | 0.00% | +11,919+111.5% | Added |
| AQR Capital Management LLC | 22,791 | $39.7K | 0.00% | +12,520+121.9% | Added |
| BFSG, LLC | 23,235 | $40.4K | 0.00% | +1,035+4.7% | Added |
| NJ State Employees Deferred Compensation Plan | 24,500 | $42.6K | 0.01% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 24,571 | $42.8K | 0.00% | +298+1.2% | Added |
| ProShare Advisors LLC | 25,138 | $43.7K | 0.00% | −962−3.7% | Reduced |
| Gsa Capital Partners LLP | 26,174 | $46.0K | 0.00% | −99,278−79.1% | Reduced |
| State Board of Administration of Florida Retirement System | 26,753 | $46.5K | 0.00% | 00.0% | Unchanged |
| Legato Capital Management LLC | 28,189 | $49.0K | 0.01% | −530−1.8% | Reduced |
| CI Private Wealth, LLC | 30,253 | $52.6K | 0.00% | +30,253 | New |
| Voya Investment Management LLC | 30,572 | $53.2K | 0.00% | +2,809+10.1% | Added |
| Citigroup Inc | 39,919 | $69.5K | 0.00% | −31,641−44.2% | Reduced |
| Point72 Asia (Singapore) Pte. Ltd. | 41,638 | $72.5K | 0.01% | +41,638 | New |
| Manufacturers Life Insurance Company, The | 44,809 | $78.0K | 0.00% | +7,624+20.5% | Added |
| JustInvest LLC | 45,165 | $78.6K | 0.00% | +45,165 | New |
| Blair William & Co | 45,171 | $78.6K | 0.00% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 47,616 | $84.0K | 0.00% | +8,299+21.1% | Added |
| Brevan Howard Capital Management LP | 53,779 | $93.6K | 0.00% | +53,779 | New |
| Bridgeway Capital Management, LLC | 53,900 | $93.8K | 0.00% | +53,900 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 55,628 | $96.8K | 0.00% | +460+0.8% | Added |
| Intech Investment Management LLC | 58,224 | $101.3K | 0.00% | −44,348−43.2% | Reduced |
| SEI Investments Co | 61,126 | $106.3K | 0.00% | +40,724+199.6% | Added |
| Connors Investor Services Inc | 62,000 | $107.9K | 0.01% | +12,389+25.0% | Added |
| MetLife Investment Management | 63,735 | $110.9K | 0.00% | +27,108+74.0% | Added |
| Bank of America Corp | 71,031 | $123.6K | 0.00% | −471,909−86.9% | Reduced |
| Cubist Systematic Strategies, LLC | 72,145 | $125.5K | 0.00% | +72,145 | New |
| Wells Fargo & Company | 73,641 | $128.1K | 0.00% | +2,684+3.8% | Added |
| Public Employees Retirement System of Ohio | 96,361 | $167.7K | 0.00% | +96,361 | New |
| Mirabella Financial Services LLP | 100,381 | $174.7K | 0.02% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 107,930 | $187.8K | 0.00% | +107,930 | New |
| Invesco Ltd. | 109,613 | $190.7K | 0.00% | +15,912+17.0% | Added |