OABIW
OmniAb, Inc.
NASDAQ · Healthcare · Biotechnology · US
$0.39
+0.98%0
Insider buys (3m)
0
Insider sells (3m)
$0.00
Net value (3m)
+290.4%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Feb 18, 2026 | FOEHR MATTHEW W · director, officer: President and CEO | A-Award | 156,250 | $0.00 |
| Feb 18, 2026 | Berkman Charles S · officer: Chief Legal Officer | M-Exempt | 18,750 | $0.00 |
| Feb 18, 2026 | Berkman Charles S · officer: Chief Legal Officer | Sale | 9,673 | $1.71 |
| Feb 18, 2026 | Berkman Charles S · officer: Chief Legal Officer | A-Award | 60,000 | $0.00 |
| Feb 18, 2026 | Berkman Charles S · officer: Chief Legal Officer | A-Award | 600,000 | $1.71 |
| Feb 18, 2026 | GUSTAFSON KURT A · officer: Executive VP, Finance and CFO | A-Award | 600,000 | $1.71 |
| Feb 18, 2026 | GUSTAFSON KURT A · officer: Executive VP, Finance and CFO | M-Exempt | 18,750 | $0.00 |
| Feb 18, 2026 | GUSTAFSON KURT A · officer: Executive VP, Finance and CFO | Sale | 9,301 | $1.71 |
| Feb 18, 2026 | GUSTAFSON KURT A · officer: Executive VP, Finance and CFO | A-Award | 60,000 | $0.00 |
| Feb 18, 2026 | FOEHR MATTHEW W · director, officer: President and CEO | M-Exempt | 58,333 | $0.00 |
| Feb 18, 2026 | FOEHR MATTHEW W · director, officer: President and CEO | Sale | 30,843 | $1.71 |
| Feb 18, 2026 | FOEHR MATTHEW W · director, officer: President and CEO | A-Award | 1,562,500 | $1.71 |
| Feb 17, 2026 | Berkman Charles S · officer: Chief Legal Officer | M-Exempt | 13,542 | $0.00 |
| Feb 17, 2026 | Berkman Charles S · officer: Chief Legal Officer | Sale | 6,990 | $1.70 |
| Feb 17, 2026 | FOEHR MATTHEW W · director, officer: President and CEO | M-Exempt | 36,458 | $0.00 |
| Feb 17, 2026 | FOEHR MATTHEW W · director, officer: President and CEO | Sale | 20,754 | $1.70 |
| Feb 17, 2026 | GUSTAFSON KURT A · officer: Executive VP, Finance and CFO | M-Exempt | 13,542 | $0.00 |
| Feb 17, 2026 | GUSTAFSON KURT A · officer: Executive VP, Finance and CFO | Sale | 6,828 | $1.70 |
| Jan 30, 2026 | HIGGINS JOHN L · director | M-Exempt | 13,172 | $0.00 |
| Dec 9, 2025 | GUSTAFSON KURT A · officer: Executive VP, Finance and CFO | Sale | 23,922 | $1.96 |
| Dec 9, 2025 | FOEHR MATTHEW W · director, officer: President and CEO | Sale | 13,666 | $1.96 |
| Dec 9, 2025 | Berkman Charles S · officer: Chief Legal Officer | M-Exempt | 15,621 | $0.00 |
| Dec 9, 2025 | Berkman Charles S · officer: Chief Legal Officer | Sale | 8,044 | $1.96 |
| Dec 9, 2025 | GUSTAFSON KURT A · officer: Executive VP, Finance and CFO | M-Exempt | 46,500 | $0.00 |
| Dec 9, 2025 | FOEHR MATTHEW W · director, officer: President and CEO | M-Exempt | 26,554 | $0.00 |
| Nov 10, 2025 | HIGGINS JOHN L · director | Purchase | 36,223 | $1.41 |
| Nov 10, 2025 | HIGGINS JOHN L · director | Purchase | 41,038 | $1.38 |
| Nov 3, 2025 | Bertozzi Carolyn R · director | M-Exempt | 17,769 | $0.00 |
| Nov 3, 2025 | Love Steven · director | M-Exempt | 13,333 | $0.00 |
| Aug 26, 2025 | FOEHR MATTHEW W · director, officer: President and CEO | A-Award | 540,540 | $1.85 |
Institutional positioning
13F filings over the trailing two quarters
New 0Increased 0Reduced 1Sold out 13
| Filer | Action | Shares | Filed |
|---|---|---|---|
| LMR PARTNERS LLP | Unchanged | 897,392 | May 15, 2026 |
| ARISTEIA CAPITAL LLC | Unchanged | 679,919 | May 15, 2026 |
| HUDSON BAY CAPITAL MANAGEMENT LP | Unchanged | 465,229 | May 13, 2026 |
| SCULPTOR CAPITAL LP | Unchanged | 293,802 | May 15, 2026 |
| CALAMOS ADVISORS LLC | Unchanged | 200,000 | May 4, 2026 |
| MMCAP INTERNATIONAL INC. SPC | Unchanged | 158,333 | May 15, 2026 |
| MILLENNIUM MANAGEMENT LLC | Unchanged | 123,181 | May 15, 2026 |
| CSS LLC/IL | Unchanged | 54,656 | May 15, 2026 |
| WOLVERINE ASSET MANAGEMENT LLC | Reduced | 27,325 | May 4, 2026 |
| SABA CAPITAL MANAGEMENT, L.P. | Unchanged | 19,900 | May 15, 2026 |
| UBS GROUP AG | Unchanged | 19,737 | May 5, 2026 |
| ANSON FUNDS MANAGEMENT LP | Unchanged | 11,833 | May 19, 2026 |
| OMERS ADMINISTRATION CORP | Unchanged | 10,000 | May 15, 2026 |
| LMR Partners LLP | Sold Out | 0 | May 15, 2026 |
| OMERS ADMINISTRATION Corp | Sold Out | 0 | May 15, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Feb 18, 2026