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 |
|---|---|---|---|---|---|---|
| Nov 21, 2022 | Kannan Raj | Chief Executive Officer, Director | Disposed to issuer(D) | 216K | $15.25 | $3.3M |
| Nov 21, 2022 | Kannan Raj | Chief Executive Officer, Director | Disposed to issuer(D) | 387K | $7.14 | $2.8M |
| Nov 21, 2022 | Kannan Raj | Chief Executive Officer, Director | Disposed to issuer(D) | 197K | $6.45 | $1.3M |
| Nov 21, 2022 | Calabrese Jeffrey | Vice President of Finance | Disposed to issuer(D) | 19K | $15.25 | $283K |
| Nov 21, 2022 | Calabrese Jeffrey | Vice President of Finance | Disposed to issuer(D) | 21K | $6.89 | $143K |
| Nov 21, 2022 | Calabrese Jeffrey | Vice President of Finance | Disposed to issuer(D) | 6K | $4.23 | $26K |
| Nov 21, 2022 | Croarkin Richard | Director | Disposed to issuer(D) | 16K | $15.25 | $245K |
| Nov 21, 2022 | Croarkin Richard | Director | Disposed to issuer(D) | 25K | $4.81 | $120K |
| Nov 21, 2022 | Croarkin Richard | Director | Disposed to issuer(D) | 17K | $9.14 | $154K |
| Nov 21, 2022 | Croarkin Richard | Director | Disposed to issuer(D) | 8K | $1.98 | $15K |
| Nov 21, 2022 | du Toit Michael | Director | Disposed to issuer(D) | 16K | $15.25 | $245K |
| Nov 21, 2022 | du Toit Michael | Director | Disposed to issuer(D) | 17K | $9.14 | $154K |
| Nov 21, 2022 | du Toit Michael | Director | Disposed to issuer(D) | 8K | $1.98 | $15K |
| Nov 21, 2022 | Gryska David W | Director | Disposed to issuer(D) | 11K | $15.25 | $175K |
| Nov 21, 2022 | Gryska David W | Director | Disposed to issuer(D) | 2K | $15.25 | $30K |
| Nov 21, 2022 | Gryska David W | Director | Disposed to issuer(D) | 17K | $9.14 | $154K |
| Nov 21, 2022 | Gryska David W | Director | Disposed to issuer(D) | 8K | $1.98 | $15K |
| Nov 21, 2022 | LaRocca John | General Counsel | Disposed to issuer(D) | 54K | $15.25 | $817K |
| Nov 21, 2022 | LaRocca John | General Counsel | Disposed to issuer(D) | 66K | $6.45 | $425K |
| Nov 21, 2022 | Lang Peter Frederick | Chief Financial Officer | Disposed to issuer(D) | 46K | $15.25 | $706K |
| Nov 21, 2022 | Lang Peter Frederick | Chief Financial Officer | Disposed to issuer(D) | 161K | $6.45 | $1.0M |
| Nov 21, 2022 | Kopczynski Casey C. | Chief Scientific Officer | Disposed to issuer(D) | 280K | $15.25 | $4.3M |
| Nov 21, 2022 | Kopczynski Casey C. | Chief Scientific Officer | Disposed to issuer(D) | 66K | $6.45 | $425K |
| Nov 21, 2022 | Kopczynski Casey C. | Chief Scientific Officer | Disposed to issuer(D) | 25K | $12.10 | $303K |
| Nov 21, 2022 | McDonnell Peter J | Director | Disposed to issuer(D) | 8K | $15.25 | $122K |
| Nov 21, 2022 | McDonnell Peter J | Director | Disposed to issuer(D) | 17K | $9.14 | $154K |
| Nov 21, 2022 | McGraw Benjamin F III | Director | Disposed to issuer(D) | 42K | $15.25 | $640K |
| Nov 21, 2022 | McGraw Benjamin F III | Director | Disposed to issuer(D) | 17K | $9.14 | $154K |
| Nov 21, 2022 | McGraw Benjamin F III | Director | Disposed to issuer(D) | 102K | $3.66 | $375K |
| Nov 21, 2022 | McGraw Benjamin F III | Director | Disposed to issuer(D) | 8K | $1.98 | $15K |
| Nov 21, 2022 | McHugh Julie | Director | Disposed to issuer(D) | 16K | $15.25 | $245K |
| Nov 21, 2022 | McHugh Julie | Director | Disposed to issuer(D) | 8K | $1.98 | $15K |
| Nov 21, 2022 | McHugh Julie | Director | Disposed to issuer(D) | 17K | $9.14 | $154K |
| Nov 1, 2022 | Calabrese Jeffrey | Vice President of Finance | Tax withholding(F) | 179 | $15.22 | $3K |
| Aug 14, 2022 | Calabrese Jeffrey | Vice President of Finance | Tax withholding(F) | 265 | $11.57 | $3K |
| Aug 14, 2022 | LaRocca John | General Counsel | Tax withholding(F) | 771 | $11.57 | $9K |
| Jul 1, 2022 | Calabrese Jeffrey | Vice President of Finance | Grant(A) | 11K | — | $0 |
| Jul 1, 2022 | Calabrese Jeffrey | Vice President of Finance | Grant(A) | 21K | — | $0 |
| Jul 1, 2022 | Calabrese Jeffrey | Vice President of Finance | Tax withholding(F) | 266 | $8.36 | $2K |
| Jun 9, 2022 | Croarkin Richard | Director | Grant(A) | 6K | — | $0 |
| Jun 9, 2022 | Croarkin Richard | Director | Grant(A) | 17K | — | $0 |
| Jun 9, 2022 | du Toit Michael | Director | Grant(A) | 6K | — | $0 |
| Jun 9, 2022 | du Toit Michael | Director | Grant(A) | 17K | — | $0 |
| Jun 9, 2022 | Gryska David W | Director | Grant(A) | 6K | — | $0 |
| Jun 9, 2022 | Gryska David W | Director | Grant(A) | 17K | — | $0 |
| Jun 9, 2022 | McDonnell Peter J | Director | Grant(A) | 6K | — | $0 |
| Jun 9, 2022 | McDonnell Peter J | Director | Grant(A) | 17K | — | $0 |
| Jun 9, 2022 | McGraw Benjamin F III | Director | Grant(A) | 6K | — | $0 |
| Jun 9, 2022 | McGraw Benjamin F III | Director | Grant(A) | 17K | — | $0 |
| Jun 9, 2022 | McHugh Julie | Director | Grant(A) | 6K | — | $0 |
| Jun 9, 2022 | McHugh Julie | Director | Grant(A) | 17K | — | $0 |
| Mar 18, 2022 | Lang Peter Frederick | Chief Financial Officer | Grant(A) | 46K | — | $0 |
| Mar 18, 2022 | Lang Peter Frederick | Chief Financial Officer | Grant(A) | 161K | — | $0 |
| Mar 18, 2022 | Kannan Raj | Chief Executive Officer, Director | Grant(A) | 197K | — | $0 |
| Mar 18, 2022 | LaRocca John | General Counsel | Grant(A) | 19K | — | $0 |
| Mar 18, 2022 | LaRocca John | General Counsel | Grant(A) | 66K | — | $0 |
| Mar 18, 2022 | Kopczynski Casey C. | Chief Scientific Officer | Grant(A) | 19K | — | $0 |
| Mar 18, 2022 | Kopczynski Casey C. | Chief Scientific Officer | Grant(A) | 66K | — | $0 |
| Feb 28, 2022 | McGraw Benjamin F III | Interim Executive Chair, Director | Tax withholding(F) | 10K | $8.30 | $86K |
| Feb 19, 2022 | LaRocca John | General Counsel | Tax withholding(F) | 2K | $6.00 | $12K |
| Feb 8, 2022 | Mitro Thomas A | President and COO | Tax withholding(F) | 1K | $7.33 | $8K |
| Feb 8, 2022 | Kopczynski Casey C. | Chief Scientific Officer | Tax withholding(F) | 700 | $7.33 | $5K |
| Feb 7, 2022 | Mitro Thomas A | President and COO | Tax withholding(F) | 1K | $7.24 | $9K |
| Feb 7, 2022 | LaRocca John | General Counsel | Tax withholding(F) | 768 | $7.24 | $6K |
| Feb 7, 2022 | Kopczynski Casey C. | Chief Scientific Officer | Tax withholding(F) | 701 | $7.24 | $5K |
| Feb 6, 2022 | Mitro Thomas A | President and COO | Tax withholding(F) | 1K | $7.05 | $10K |
| Feb 6, 2022 | LaRocca John | General Counsel | Tax withholding(F) | 384 | $7.05 | $3K |
| Feb 6, 2022 | Kopczynski Casey C. | Chief Scientific Officer | Tax withholding(F) | 876 | $7.05 | $6K |
| Feb 4, 2022 | Mitro Thomas A | President and COO | Tax withholding(F) | 1K | $7.05 | $10K |
| Feb 4, 2022 | LaRocca John | General Counsel | Tax withholding(F) | 1K | $7.05 | $9K |
| Feb 4, 2022 | Kopczynski Casey C. | Chief Scientific Officer | Tax withholding(F) | 963 | $7.05 | $7K |
| Feb 4, 2022 | Hollander David | Chief R&D Officer | Tax withholding(F) | 927 | $7.05 | $7K |
| Jan 30, 2022 | McGinley Kathleen | CHRO & VP, Corp Services | Tax withholding(F) | 878 | $6.92 | $6K |
| Dec 20, 2021 | Kannan Raj | Chief Executive Officer, Director | Grant(A) | 387K | — | $0 |
| Dec 20, 2021 | Kannan Raj | Chief Executive Officer, Director | Grant(A) | 216K | — | $0 |
| Nov 11, 2021 | Hollander David | Chief R&D Officer | Tax withholding(F) | 2K | $12.06 | $26K |
| Sep 20, 2021 | McGraw Benjamin F III | Interim Executive Chair, Director | Grant(A) | 102K | — | $0 |
| Sep 20, 2021 | McGraw Benjamin F III | Interim Executive Chair, Director | Grant(A) | 35K | — | $0 |
| Aug 14, 2021 | LaRocca John | General Counsel | Tax withholding(F) | 765 | $14.70 | $11K |
| Aug 14, 2021 | Staten Christopher | Interim CFO | Tax withholding(F) | 877 | $14.70 | $13K |
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 2021-03-29 → 2026-07-11. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).