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
Q2 2026 vs. Q1 2026
How the institutions holding OmniAb, Inc. changed between Q1 2026 and Q2 2026.
All holders in Q2 2026All holders in Q1 2026
| Measure | Q1 2026 | Of which not filed for Q2 2026 | Q2 2026 | Change |
|---|---|---|---|---|
| Holders | 128 | 1 | 131 | +4 |
| Shares | 56.0M | 7.60K | 58.8M | +2.84M (+5.1%) |
| Value | $87.7M | $11.9K | $144.2M | +$56.5M (+64.4%) |
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.
New holders (21)
Institutions that held OmniAb, Inc. at the end of Q2 2026 but not at the end of Q1 2026.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Mackenzie Financial Corp | 489,134 | $1.20M | 0.00% |
| Palumbo Wealth Management LLC | 161,975 | $398.5K | 0.08% |
| Arrowstreet Capital, Limited Partnership | 159,621 | $392.7K | 0.00% |
| Walleye Capital LLC | 144,427 | $355.3K | 0.00% |
| Acadian Asset Management LLC | 132,385 | $323.0K | 0.00% |
| Thrivent Financial for Lutherans | 55,342 | $136.0K | 0.00% |
| Qube Research & Technologies Ltd | 20,186 | $49.7K | 0.00% |
| Quadrature Capital Ltd | 19,492 | $48.0K | 0.00% |
| Two Sigma Securities, LLC | 15,726 | $38.7K | 0.00% |
| Canada Pension Plan Investment Board | 15,100 | $37.1K | 0.00% |
| Virtu Financial LLC | 10,565 | $26.0K | 0.00% |
| Xponance, Inc. | 10,472 | $25.8K | 0.00% |
| Clear Street Markets LLC | 7,882 | $19.4K | 0.00% |
| Parkside Financial Bank & Trust | 347 | $854 | 0.00% |
| Quarry LP | 317 | $780 | 0.00% |
| C M Bidwell & Associates Ltd | 233 | $573 | 0.00% |
| IFG Advisory, LLC | 190 | $468 | 0.00% |
| TD Private Client Wealth LLC | 170 | $418 | 0.00% |
| Wealth Enhancement Trust Services, Inc. | 35 | $86 | 0.00% |
| Clearstead Advisors, LLC | 29 | $72 | 0.00% |
| JPL Wealth Management, LLC | 7 | $18 | 0.00% |
Sold out (17)
Institutions that held OmniAb, Inc. at the end of Q1 2026 and filed for Q2 2026 without it.
| Institution | Shares, Q1 2026 | Value, Q1 2026 |
|---|---|---|
| Stonepine Capital Management, LLC | 164,045 | $257.6K |
| Jacobs Levy Equity Management, Inc | 42,966 | $67.5K |
| Nine Masts Capital Ltd | 29,062 | $45.6K |
| Jane Street Group, LLC | 27,551 | $43.3K |
| State of Wyoming | 24,694 | $38.8K |
| Point72 Asset Management, L.P. | 16,238 | $25.5K |
| Diversified Enterprises, LLC | 11,311 | $17.8K |
| Abel Hall, LLC | 10,704 | $16.8K |
| Integrated Wealth Concepts LLC | 10,651 | $16.7K |
| MAI Capital Management | 4,821 | $7.57K |
| Essential Partners LLC | 1,060 | $1.66K |
| Simplex Trading, LLC | 283 | $444 |
| Twin Peaks Wealth Advisors, LLC | 58 | $91 |
| Farmers & Merchants Investments Inc | 53 | $83 |
| Transamerica Financial Advisors, Inc. | 29 | $45 |
| Wealth Preservation Advisors, LLC | 19 | $30 |
| Root Financial Partners, LLC | 13 | $20 |
Not filed for Q2 2026 yet (1)
Institutions that held OmniAb, Inc. at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q1 2026 | Value, Q1 2026 |
|---|---|---|
| CWM, LLC | 7,599 | $11.9K |