The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
| Date | Insider | Role | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 1, 2026 | Nwachuku Amechi Ekeke | Chief Operating Officer | Grant(A) | 800K | — | $0 |
| Jun 17, 2026 | Bertozzi Carolyn R | Director | Option exercise(M) | 20K | — | — |
| Jun 17, 2026 | Bertozzi Carolyn R | Director | Option exercise(M) | 20K | — | $0 |
| Jun 17, 2026 | Bertozzi Carolyn R | Director | Grant(A) | 20K | — | $0 |
| Jun 17, 2026 | Bertozzi Carolyn R | Director | Grant(A) | 40K | — | $0 |
| Jun 17, 2026 | Cochran Jennifer R. | Director | Option exercise(M) | 20K | — | — |
| Jun 17, 2026 | Cochran Jennifer R. | Director | Option exercise(M) | 20K | — | $0 |
| Jun 17, 2026 | Cochran Jennifer R. | Director | Grant(A) | 20K | — | $0 |
| Jun 17, 2026 | Cochran Jennifer R. | Director | Grant(A) | 40K | — | $0 |
| Jun 17, 2026 | Crouse Steven C. | Director | Option exercise(M) | 20K | — | — |
| Jun 17, 2026 | Crouse Steven C. | Director | Option exercise(M) | 20K | — | $0 |
| Jun 17, 2026 | Crouse Steven C. | Director | Grant(A) | 20K | — | $0 |
| Jun 17, 2026 | Crouse Steven C. | Director | Grant(A) | 40K | — | $0 |
| Jun 17, 2026 | Gotwals Philip J | Director | Option exercise(M) | 20K | — | — |
| Jun 17, 2026 | Gotwals Philip J | Director | Option exercise(M) | 20K | — | $0 |
| Jun 17, 2026 | Gotwals Philip J | Director | Grant(A) | 20K | — | $0 |
| Jun 17, 2026 | Gotwals Philip J | Director | Grant(A) | 40K | — | $0 |
| Jun 17, 2026 | Higgins John L | Director | Option exercise(M) | 20K | — | — |
| Jun 17, 2026 | Higgins John L | Director | Option exercise(M) | 20K | — | $0 |
| Jun 17, 2026 | Higgins John L | Director | Grant(A) | 20K | — | $0 |
| Jun 17, 2026 | Higgins John L | Director | Grant(A) | 40K | — | $0 |
| Jun 17, 2026 | Love Steven | Director | Option exercise(M) | 20K | — | — |
| Jun 17, 2026 | Love Steven | Director | Option exercise(M) | 20K | — | $0 |
| Jun 17, 2026 | Love Steven | Director | Grant(A) | 20K | — | $0 |
| Jun 17, 2026 | Love Steven | Director | Grant(A) | 40K | — | $0 |
| Apr 21, 2026 | Crouse Steven C. | Director | Option exercise(M) | 13K | — | — |
| Apr 21, 2026 | Crouse Steven C. | Director | Option exercise(M) | 13K | — | $0 |
| Apr 21, 2026 | Gotwals Philip J | Director | Option exercise(M) | 13K | — | — |
| Apr 21, 2026 | Gotwals Philip J | Director | Option exercise(M) | 13K | — | $0 |
| Apr 7, 2026 | Berkman Charles S | Chief Legal Officer | Option exercise(M) | 14K | — | $0 |
| Apr 7, 2026 | Gustafson Kurt A | Executive VP, Finance and CFO | Option exercise(M) | 14K | — | $0 |
| Apr 7, 2026 | Gustafson Kurt A | Executive VP, Finance and CFO | Sell(S) | 7K | $1.49 | $10K |
| Apr 7, 2026 | Gustafson Kurt A | Executive VP, Finance and CFO | Option exercise(M) | 14K | — | $0 |
| Apr 7, 2026 | Berkman Charles S | Chief Legal Officer | Sell(S) | 7K | $1.49 | $11K |
| Apr 7, 2026 | Berkman Charles S | Chief Legal Officer | Option exercise(M) | 14K | — | $0 |
| Apr 7, 2026 | Foehr Matthew W | President and CEO, Director | Option exercise(M) | 36K | — | $0 |
| Apr 7, 2026 | Foehr Matthew W | President and CEO, Director | Sell(S) | 19K | $1.49 | $29K |
| Apr 7, 2026 | Foehr Matthew W | President and CEO, Director | Option exercise(M) | 36K | — | $0 |
| Feb 18, 2026 | Foehr Matthew W | President and CEO, Director | Option exercise(M) | 58K | — | — |
| Feb 18, 2026 | Foehr Matthew W | President and CEO, Director | Sell(S) | 31K | $1.71 | $53K |
| Feb 18, 2026 | Foehr Matthew W | President and CEO, Director | Option exercise(M) | 58K | — | $0 |
| Feb 18, 2026 | Foehr Matthew W | President and CEO, Director | Grant(A) | 156K | — | $0 |
| Feb 18, 2026 | Foehr Matthew W | President and CEO, Director | Grant(A) | 1.6M | — | $0 |
| Feb 18, 2026 | Berkman Charles S | Chief Legal Officer | Option exercise(M) | 19K | — | $0 |
| Feb 18, 2026 | Berkman Charles S | Chief Legal Officer | Sell(S) | 10K | $1.71 | $17K |
| Feb 18, 2026 | Berkman Charles S | Chief Legal Officer | Option exercise(M) | 19K | — | $0 |
| Feb 18, 2026 | Berkman Charles S | Chief Legal Officer | Grant(A) | 600K | — | $0 |
| Feb 18, 2026 | Berkman Charles S | Chief Legal Officer | Grant(A) | 60K | — | $0 |
| Feb 18, 2026 | Gustafson Kurt A | Executive VP, Finance and CFO | Sell(S) | 9K | $1.71 | $16K |
| Feb 18, 2026 | Gustafson Kurt A | Executive VP, Finance and CFO | Option exercise(M) | 19K | — | $0 |
| Feb 18, 2026 | Gustafson Kurt A | Executive VP, Finance and CFO | Grant(A) | 60K | — | $0 |
| Feb 18, 2026 | Gustafson Kurt A | Executive VP, Finance and CFO | Option exercise(M) | 19K | — | $0 |
| Feb 18, 2026 | Gustafson Kurt A | Executive VP, Finance and CFO | Grant(A) | 600K | — | $0 |
| Feb 17, 2026 | Berkman Charles S | Chief Legal Officer | Sell(S) | 7K | $1.70 | $12K |
| Feb 17, 2026 | Gustafson Kurt A | Executive VP, Finance and CFO | Sell(S) | 7K | $1.70 | $12K |
| Feb 17, 2026 | Foehr Matthew W | President and CEO, Director | Sell(S) | 21K | $1.70 | $35K |
| Feb 16, 2026 | Berkman Charles S | Chief Legal Officer | Option exercise(M) | 14K | — | $0 |
| Feb 16, 2026 | Berkman Charles S | Chief Legal Officer | Option exercise(M) | 14K | — | $0 |
| Feb 16, 2026 | Gustafson Kurt A | Executive VP, Finance and CFO | Option exercise(M) | 14K | — | $0 |
| Feb 16, 2026 | Gustafson Kurt A | Executive VP, Finance and CFO | Option exercise(M) | 14K | — | $0 |
| Feb 16, 2026 | Foehr Matthew W | President and CEO, Director | Option exercise(M) | 36K | — | $0 |
| Feb 16, 2026 | Foehr Matthew W | President and CEO, Director | Option exercise(M) | 36K | — | $0 |
| Jan 30, 2026 | Higgins John L | Director | Option exercise(M) | 13K | — | — |
| Jan 30, 2026 | Higgins John L | Director | Option exercise(M) | 13K | — | $0 |
| Dec 8, 2025 | Foehr Matthew W | President and CEO, Director | Sell(S) | 14K | $1.96 | $27K |
| Dec 8, 2025 | Berkman Charles S | Chief Legal Officer | Sell(S) | 8K | $1.96 | $16K |
| Dec 8, 2025 | Gustafson Kurt A | Executive VP, Finance and CFO | Sell(S) | 24K | $1.96 | $47K |
| Dec 7, 2025 | Foehr Matthew W | President and CEO, Director | Option exercise(M) | 27K | — | $0 |
| Dec 7, 2025 | Foehr Matthew W | President and CEO, Director | Option exercise(M) | 27K | — | $0 |
| Dec 7, 2025 | Berkman Charles S | Chief Legal Officer | Option exercise(M) | 16K | — | $0 |
| Dec 7, 2025 | Berkman Charles S | Chief Legal Officer | Option exercise(M) | 16K | — | $0 |
| Dec 7, 2025 | Gustafson Kurt A | Executive VP, Finance and CFO | Option exercise(M) | 47K | — | $0 |
| Dec 7, 2025 | Gustafson Kurt A | Executive VP, Finance and CFO | Option exercise(M) | 47K | — | $0 |
| Nov 7, 2025 | Higgins John L | Director | Buy(P) | 41K | $1.38 | $57K |
| Nov 6, 2025 | Higgins John L | Director | Buy(P) | 36K | $1.41 | $51K |
| Nov 1, 2025 | Love Steven | Director | Option exercise(M) | 13K | — | — |
| Nov 1, 2025 | Love Steven | Director | Option exercise(M) | 13K | — | $0 |
| Nov 1, 2025 | Bertozzi Carolyn R | Director | Option exercise(M) | 18K | — | — |
| Nov 1, 2025 | Bertozzi Carolyn R | Director | Option exercise(M) | 18K | — | $0 |
| Aug 26, 2025 | Foehr Matthew W | President and CEO, Director | Grant(A) | 541K | $1.85 | $1000K |
| Jun 17, 2025 | Higgins John L | Director | Option exercise(M) | 20K | — | — |
| Jun 17, 2025 | Higgins John L | Director | Grant(A) | 20K | — | $0 |
| Jun 17, 2025 | Higgins John L | Director | Grant(A) | 40K | — | $0 |
| Jun 17, 2025 | Higgins John L | Director | Option exercise(M) | 20K | — | $0 |
| Jun 17, 2025 | Love Steven | Director | Option exercise(M) | 20K | — | — |
| Jun 17, 2025 | Love Steven | Director | Grant(A) | 20K | — | $0 |
| Jun 17, 2025 | Love Steven | Director | Grant(A) | 40K | — | $0 |
| Jun 17, 2025 | Love Steven | Director | Option exercise(M) | 20K | — | $0 |
| Jun 17, 2025 | Bertozzi Carolyn R | Director | Option exercise(M) | 20K | — | — |
| Jun 17, 2025 | Bertozzi Carolyn R | Director | Option exercise(M) | 20K | — | $0 |
| Jun 17, 2025 | Bertozzi Carolyn R | Director | Grant(A) | 40K | — | $0 |
| Jun 17, 2025 | Bertozzi Carolyn R | Director | Grant(A) | 20K | — | $0 |
| Jun 17, 2025 | Crouse Steven C. | Director | Grant(A) | 20K | — | $0 |
| Jun 17, 2025 | Crouse Steven C. | Director | Grant(A) | 40K | — | $0 |
| Jun 17, 2025 | Cochran Jennifer R. | Director | Option exercise(M) | 20K | — | — |
| Jun 17, 2025 | Cochran Jennifer R. | Director | Option exercise(M) | 20K | — | $0 |
| Jun 17, 2025 | Cochran Jennifer R. | Director | Grant(A) | 40K | — | $0 |
| Jun 17, 2025 | Cochran Jennifer R. | Director | Grant(A) | 20K | — | $0 |
| Jun 17, 2025 | Gotwals Philip J | Director | Grant(A) | 20K | — | $0 |
| Jun 17, 2025 | Gotwals Philip J | Director | Grant(A) | 40K | — | $0 |
Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.
Coverage: Form 4 filings indexed 2019-12-30 → 2026-08-06. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).
Connected pages for OABI