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 $145.1M in total; no superinvestor holds it.
Other share classesOABIW
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by OmniAb, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 0 filings
- Insiders trading
- 0
- Net value
- $0
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for OmniAb, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Nwachuku Amechi Ekeke | Chief Operating Officer | – | Aug 3, 2026 | 1 |
| Higgins John L | Director | 2,962,320 | Jun 18, 2026 | 3 |
| Love Steven | Director | 91,666 | Jun 18, 2026 | 2 |
| Bertozzi Carolyn R | Director | 113,308 | Jun 18, 2026 | 2 |
| Cochran Jennifer R. | Director | 185,274 | Jun 18, 2026 | 1 |
| Gotwals Philip J | Director | 33,333 | Jun 18, 2026 | 2 |
| Crouse Steven C. | Director | 33,333 | Jun 18, 2026 | 2 |
| Foehr Matthew W | President and CEO | 4,420,492 | Apr 7, 2026 | 4 |
| Berkman Charles S | Chief Legal Officer | 399,085 | Apr 7, 2026 | 4 |
| Gustafson Kurt A | Executive VP, Finance and CFO | 261,483 | Apr 7, 2026 | 4 |
| Dean Thompson | 10% Owner | 15,862,815Indirect | Jul 2, 2024 | 0 |
| Burgstahler David F | 10% Owner | 15,862,815Indirect | Jul 2, 2024 | 0 |
| Tamaroff Joshua Alexander | Other: Former 10% Owner and Director | 15,862,815Indirect | Jul 2, 2024 | 0 |
| Avista Capital Partners V, L.P. | 10% Owner | 15,862,815Indirect | Jul 2, 2024 | 0 |
| Avista Capital Partners (Offshore) V, L.P. | 10% Owner | 15,862,815Indirect | Jul 2, 2024 | 0 |
| Avista Capital Partners V GP, L.P. | 10% Owner | 15,862,815Indirect | Jul 2, 2024 | 0 |
| Avista Capital Managing Member V, LLC | 10% Owner | 15,862,815Indirect | Jul 2, 2024 | 0 |
| Boyce Sarah | Director | 68,381 | Jun 21, 2024 | 0 |
| Patel Sunil | Director | 224,265 | Jun 27, 2023 | 0 |
| Avista Acquisition GP LLC II | Director, 10% Owner | 8,534,450Indirect | Dec 13, 2022 | 0 |
| Avista Acquisition LP II | Director, 10% Owner | 8,534,450Indirect | Dec 13, 2022 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Apr 7, 2026 (view filing) | Apr 7 | Same day | Foehr Matthew WPresident and CEO | SSale | −19.2K | $1.49 | −$28.7K | −0.4%4.42M after | |
| Apr 7, 2026 (view filing) | Apr 7 | Same day | Gustafson Kurt AExecutive VP, Finance and CFO | SSale | −6.91K | $1.49 | −$10.3K | −2.6%261.5K after | |
| Apr 7, 2026 (view filing) | Apr 7 | Same day | Berkman Charles SChief Legal Officer | SSale | −7.16K | $1.49 | −$10.7K | −1.8%399.1K after | |
| Feb 18, 2026 (view filing) | Feb 18 | Same day | Gustafson Kurt AExecutive VP, Finance and CFO | SSale | −9.30K | $1.71 | −$15.9K | −3.3%268.9K after | |
| Feb 18, 2026 (view filing) | Feb 18 | Same day | Berkman Charles SChief Legal Officer | SSale | −9.67K | $1.71 | −$16.5K | −2.4%392.7K after | |
| Feb 18, 2026 (view filing) | Feb 18 | Same day | Foehr Matthew WPresident and CEO | SSale | −30.8K | $1.71 | −$52.7K | −0.7%4.40M after | |
| Feb 17, 2026 (view filing) | Feb 17 | Same day | Foehr Matthew WPresident and CEO | SSale | −20.8K | $1.70 | −$35.3K | −0.5%4.38M after | |
| Feb 17, 2026 (view filing) | Feb 17 | Same day | Gustafson Kurt AExecutive VP, Finance and CFO | SSale | −6.83K | $1.70 | −$11.6K | −2.6%259.4K after | |
| Feb 17, 2026 (view filing) | Feb 17 | Same day | Berkman Charles SChief Legal Officer | SSale | −6.99K | $1.70 | −$11.9K | −1.8%383.6K after | |
| Dec 9, 2025 (view filing) | Dec 8 | 1 day | Gustafson Kurt AExecutive VP, Finance and CFO | SSale | −23.9K | $1.96 | −$46.9K | −8.6%252.7K after | |
| Dec 9, 2025 (view filing) | Dec 8 | 1 day | Berkman Charles SChief Legal Officer | SSale | −8.04K | $1.96 | −$15.8K | −2.1%377.1K after | |
| Dec 9, 2025 (view filing) | Dec 8 | 1 day | Foehr Matthew WPresident and CEO | SSale | −13.7K | $1.96 | −$26.8K | −0.3%4.36M after | |
| Nov 10, 2025 (view filing) | Nov 6-7 | 4 days | Higgins John LDirector | PPurchase | +77.3K | $1.39 | +$107.7K | +2.7%2.93M after | 2 lots |
| May 15, 2025 (view filing) | May 15 | Same day | Cochran Jennifer R.Director | PPurchase | +30.0K | $1.52 | +$45.6K | +26.0%145.3K after | |
| May 14, 2025 (view filing) | May 14 | Same day | Love StevenDirector | PPurchase | +25.0K | $1.46 | +$36.5K | +187.5%38.3K after | |
| May 13, 2025 (view filing) | May 12 | 1 day | Higgins John LDirector | PPurchase | +65.0K | $1.44 | +$93.6K | +2.3%2.83M after | |
| Apr 7, 2025 (view filing) | Apr 7 | Same day | Foehr Matthew WPresident and CEO | SSale | −19.4K | $2.00 | −$38.8K | −0.5%3.80M after | |
| Apr 7, 2025 (view filing) | Apr 7 | Same day | Berkman Charles SChief Legal Officer | SSale | −7.21K | $2.00 | −$14.4K | −1.9%363.2K after | |
| Apr 7, 2025 (view filing) | Apr 7 | Same day | Gustafson Kurt AExecutive VP, Finance and CFO | SSale | −7.21K | $2.00 | −$14.4K | −3.1%223.8K after | |
| Apr 1, 2025 (view filing) | Apr 1 | Same day | Gustafson Kurt AExecutive VP, Finance and CFO | SSale | −12.0K | $2.37 | −$28.4K | −5.2%217.5K after | |
| Mar 21, 2025 (view filing) | Mar 21 | Same day | Higgins John LDirector | PPurchase | +4.00K | $2.28 | +$9.12K | +0.1%2.77M after | |
| Mar 20, 2025 (view filing) | Mar 20 | Same day | Higgins John LDirector | PPurchase | +125.8K | $2.35 | +$295.5K | +4.8%2.76M after | |
| Feb 19, 2025 (view filing) | Feb 19 | Same day | Gustafson Kurt AExecutive VP, Finance and CFO | SSale | −7.25K | $3.67 | −$26.6K | −3.4%206.2K after | |
| Feb 19, 2025 (view filing) | Feb 18-19 | 1 day | Foehr Matthew WPresident and CEO | SSale | −33.5K | $3.67 | −$123.0K | −0.9%3.78M after | 2 lots |
| Feb 19, 2025 (view filing) | Feb 18-19 | 1 day | Berkman Charles SChief Legal Officer | SSale | −15.5K | $3.68 | −$56.9K | −4.2%356.9K after | 2 lots |
| Jan 22, 2025 (view filing) | Jan 21 | 1 day | Berkman Charles SChief Legal Officer | SSale | −25.5K | $3.24 | −$82.6K | −6.9%343.2K after | |
| Jan 22, 2025 (view filing) | Jan 21 | 1 day | Gustafson Kurt AExecutive VP, Finance and CFO | SSale | −15.5K | $3.24 | −$50.3K | −6.8%212.7K after | |
| Jan 22, 2025 (view filing) | Jan 21 | 1 day | Foehr Matthew WPresident and CEO | SSale | −41.8K | $3.24 | −$135.5K | −1.1%3.75M after | |
| Dec 10, 2024 (view filing) | Dec 9 | 1 day | Berkman Charles SChief Legal Officer | SSale | −8.02K | $4.13 | −$33.1K | −2.4%323.4K after | |
| Dec 10, 2024 (view filing) | Dec 9 | 1 day | Foehr Matthew WPresident and CEO | SSale | −13.6K | $4.13 | −$56.3K | −0.4%3.71M after | |
| Dec 10, 2024 (view filing) | Dec 9 | 1 day | Gustafson Kurt AExecutive VP, Finance and CFO | SSale | −23.9K | $4.13 | −$98.6K | −10.6%200.7K after | |
| May 28, 2024 (view filing) | May 24 | 4 days | Foehr Matthew WPresident and CEO | PPurchase | +240.0K | $4.42 | +$1.06M | +7.3%3.54M after | |
| Apr 9, 2024 (view filing) | Apr 8 | 1 day | Gustafson Kurt AExecutive VP, Finance and CFO | SSale | −6.95K | $5.27 | −$36.6K | −3.8%176.7K after | |
| Apr 9, 2024 (view filing) | Apr 8 | 1 day | Berkman Charles SChief Legal Officer | SSale | −6.95K | $5.27 | −$36.6K | −2.3%292.6K after | |
| Apr 2, 2024 (view filing) | Apr 1 | 1 day | Gustafson Kurt AExecutive VP, Finance & CFO | SSale | −11.8K | $5.46 | −$64.7K | −6.5%170.1K after | |
| Mar 25, 2024 (view filing) | Mar 22 | 3 days | Foehr Matthew WPresident and CEO | PPurchase | +225.0K | $5.19 | +$1.17M | +8.4%2.91M after | |
| Dec 13, 2023 (view filing) | Dec 12 | 1 day | Foehr Matthew WChief Executive Officer | PPurchase | +200.0K | $5.05 | +$1.01M | +8.2%2.65M after | |
| Nov 13, 2023 (view filing) | Nov 10 | 3 days | Foehr Matthew WPresident and CEO | PPurchase | +95.0K | $4.27 | +$405.6K | +4.1%2.43M after | |
| Aug 15, 2023 (view filing) | Aug 14 | 1 day | Foehr Matthew WPresident and CEO | PPurchase | +45.0K | $5.48 | +$246.6K | +2.0%2.33M after | |
| Jun 12, 2023 (view filing) | Jun 9 | 3 days | Foehr Matthew WChief Executive Officer | PPurchase | +115.0K | $4.52 | +$519.8K | +4.7%2.57M after | |
| May 25, 2023 (view filing) | May 23 | 2 days | Higgins John LDirector | SSale | −9.00K | $4.05 | −$36.5K | −0.4%2.46M after | |
| May 23, 2023 (view filing) | May 19 | 4 days | Higgins John LDirector | SSale | −1.00K | $4.05 | −$4.05K | 0.0%2.46M after | |
| May 19, 2023 (view filing) | May 18 | 1 day | Higgins John LDirector | SSale | −50.0K | $3.89 | −$194.5K | −2.0%2.46M after | |
| May 15, 2023 (view filing) | May 12 | 3 days | Foehr Matthew WChief Executive Officer | PPurchase | +440.0K | $3.40 | +$1.50M | +22.0%2.44M after | |
| Dec 14, 2022 (view filing) | Dec 12 | 2 days | Foehr Matthew WPresident & CEO | PPurchase | +150.0K | $3.77 | +$565.5K | +8.9%1.84M after | |
| Dec 8, 2022 (view filing) | Dec 6 | 2 days | Cochran Jennifer R.Director | PPurchase | +22.3K | $3.75 | +$83.4K | +40.3%77.5K after | |
| Dec 1, 2022 (view filing) | Nov 30 | 1 day | Foehr Matthew WPresident & CEO | PPurchase | +300.0K | $3.39 | +$1.02M | +21.3%1.71M after | |
| Nov 29, 2022 (view filing) | Nov 28 | 1 day | Gustafson Kurt AEVP, Finance and CFO | PPurchase | +10.0K | $2.81 | +$28.1K | +6.2%170.1K after | |
| Nov 14, 2022 (view filing) | Nov 9-10 | 5 days | Boyce SarahDirector | PPurchase | +36.0K | $2.82 | +$101.3K | New position36.0K after | 2 lots |
| Nov 14, 2022 (view filing) | Nov 11 | 3 days | Cochran Jennifer R.Director | PPurchase | +30.0K | $3.10 | +$93.0K | +118.9%55.2K after |