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 |
|---|---|---|---|---|---|---|
| May 12, 2026 | Bienstock Lee | Chief Executive Officer, Director | Tax withholding(F) | 16K | $0.59 | $9K |
| Mar 30, 2026 | Bienstock Lee | Chief Executive Officer, Director | Tax withholding(F) | 19K | $0.57 | $11K |
| Dec 15, 2025 | Tendler Ely D | General Counsel and Secretary, Director | Sell(S) | 17K | $0.91 | $15K |
| Dec 15, 2025 | Rosenberg Norman | CFO and Treasurer | Tax withholding(F) | 66K | $0.91 | $60K |
| Dec 15, 2025 | Sugrue Stephen | Chief Compliance Officer | Tax withholding(F) | 36K | $0.91 | $33K |
| Dec 15, 2025 | Bienstock Lee | Chief Executive Officer, Director | Tax withholding(F) | 214K | $0.91 | $195K |
| Dec 12, 2025 | Travers James M | Director | Grant(A) | 150K | — | $0 |
| Dec 12, 2025 | Burdiek Michael J | Director | Grant(A) | 150K | — | $0 |
| Dec 12, 2025 | Tendler Ely D | General Counsel and Secretary, Director | Grant(A) | 100K | — | $0 |
| Dec 12, 2025 | Rosenberg Norman | CFO and Treasurer | Grant(A) | 429K | — | $0 |
| Dec 12, 2025 | Leite Etalvina | Director | Grant(A) | 150K | — | $0 |
| Dec 12, 2025 | Smedra Ira | Director | Grant(A) | 150K | — | $0 |
| Dec 12, 2025 | Sugrue Stephen | Chief Compliance Officer | Grant(A) | 321K | — | $0 |
| Dec 12, 2025 | Bienstock Lee | Chief Executive Officer, Director | Grant(A) | 1.1M | — | $0 |
| Sep 10, 2025 | Klasko Stephen K. M.D. | Director | Grant(A) | 100K | — | $0 |
| Jul 2, 2025 | Bienstock Lee | Chief Executive Officer, Director | Tax withholding(F) | 19K | $1.52 | $28K |
| Jul 2, 2025 | Rosenberg Norman | CFO and Treasurer | Tax withholding(F) | 11K | $1.52 | $17K |
| Jul 2, 2025 | Sugrue Stephen | Chief Compliance Officer | Tax withholding(F) | 6K | $1.52 | $9K |
| May 23, 2025 | Burdiek Michael J | Director | Buy(P) | 10K | $1.33 | $13K |
| May 15, 2025 | Burdiek Michael J | Director | Buy(P) | 15K | $1.43 | $21K |
| May 14, 2025 | Bienstock Lee | Chief Executive Officer, Director | Buy(P) | 15K | $1.54 | $23K |
| May 14, 2025 | Rosenberg Norman | CFO and Treasurer | Buy(P) | 15K | $1.47 | $22K |
| May 14, 2025 | Sugrue Stephen | Chief Compliance Officer | Buy(P) | 10K | $1.44 | $14K |
| May 14, 2025 | Klasko Stephen K. M.D. | Director | Buy(P) | 15K | $1.49 | $22K |
| May 13, 2025 | Bienstock Lee | Chief Executive Officer, Director | Tax withholding(F) | 16K | $1.44 | $22K |
| Apr 2, 2025 | Bienstock Lee | Chief Executive Officer, Director | Tax withholding(F) | 19K | $2.68 | $50K |
| Apr 2, 2025 | Rosenberg Norman | CFO and Treasurer | Tax withholding(F) | 8K | $2.68 | $21K |
| Apr 2, 2025 | Sugrue Stephen | Chief Compliance Officer | Tax withholding(F) | 6K | $2.68 | $15K |
| Mar 31, 2025 | Bienstock Lee | Chief Executive Officer, Director | Tax withholding(F) | 19K | $2.64 | $49K |
| Mar 7, 2025 | Bienstock Lee | Chief Executive Officer, Director | Tax withholding(F) | 59K | $3.03 | $180K |
| Mar 7, 2025 | Bienstock Lee | Chief Executive Officer, Director | Grant(A) | 465K | — | $0 |
| Mar 7, 2025 | Rosenberg Norman | CFO and Treasurer | Grant(A) | 171K | — | $0 |
| Mar 7, 2025 | Rosenberg Norman | CFO and Treasurer | Tax withholding(F) | 15K | $3.03 | $47K |
| Mar 7, 2025 | Sugrue Stephen | Chief Compliance Officer | Tax withholding(F) | 8K | $3.03 | $24K |
| Mar 7, 2025 | Sugrue Stephen | Chief Compliance Officer | Grant(A) | 78K | — | $0 |
| Jan 2, 2025 | Bienstock Lee | Chief Executive Officer, Director | Tax withholding(F) | 19K | $4.23 | $79K |
| Jan 2, 2025 | Rosenberg Norman | CFO and Treasurer | Tax withholding(F) | 9K | $4.23 | $39K |
| Jan 2, 2025 | Sugrue Stephen | Chief Compliance Officer | Tax withholding(F) | 5K | $4.23 | $20K |
| Dec 17, 2024 | Leite Etalvina | Director | Sell(S) | 17K | $4.34 | $72K |
| Dec 16, 2024 | Tendler Ely D | General Counsel and Secretary, Director | Sell(S) | 23K | $4.44 | $103K |
| Dec 13, 2024 | Bienstock Lee | Chief Executive Officer, Director | Tax withholding(F) | 86K | $4.19 | $361K |
| Dec 13, 2024 | Rosenberg Norman | CFO and Treasurer | Tax withholding(F) | 19K | $4.19 | $81K |
| Dec 13, 2024 | Sugrue Stephen | Chief Compliance Officer | Tax withholding(F) | 9K | $4.19 | $37K |
| Dec 13, 2024 | Burdiek Michael J | Director | Grant(A) | 35K | — | $0 |
| Dec 13, 2024 | Smedra Ira | Director | Grant(A) | 35K | — | $0 |
| Dec 13, 2024 | Travers James M | Director | Grant(A) | 35K | — | $0 |
| Dec 13, 2024 | Leite Etalvina | Director | Grant(A) | 35K | — | $0 |
| Dec 12, 2024 | Bienstock Lee | Chief Executive Officer, Director | Grant(A) | 537K | — | $0 |
| Dec 12, 2024 | Rosenberg Norman | CFO and Treasurer | Grant(A) | 346K | — | $0 |
| Dec 12, 2024 | Sugrue Stephen | Chief Compliance Officer | Grant(A) | 107K | — | $0 |
| Dec 12, 2024 | Tendler Ely D | General Counsel and Secretary, Director | Grant(A) | 36K | — | $0 |
| Nov 12, 2024 | Klasko Stephen K. M.D. | Director | Grant(A) | 204K | — | $0 |
| Oct 4, 2024 | Rosenberg Norman | CFO and Treasurer | Tax withholding(F) | 8K | $3.35 | $27K |
| Oct 4, 2024 | Bienstock Lee | Chief Executive Officer, Director | Tax withholding(F) | 19K | $3.35 | $62K |
| Oct 4, 2024 | Sugrue Stephen | Chief Compliance Officer | Tax withholding(F) | 4K | $3.35 | $14K |
| Jul 9, 2024 | Bienstock Lee | Chief Executive Officer, Director | Tax withholding(F) | 19K | $2.93 | $54K |
| Jul 9, 2024 | Rosenberg Norman | CFO and Treasurer | Tax withholding(F) | 8K | $2.93 | $23K |
| Jul 9, 2024 | Sugrue Stephen | Chief Compliance Officer | Tax withholding(F) | 4K | $2.93 | $12K |
| Jun 21, 2024 | Bienstock Lee | Chief Executive Officer, Director | Tax withholding(F) | 13K | $4.04 | $53K |
| Jun 14, 2024 | Bienstock Lee | Chief Executive Officer, Director | Tax withholding(F) | 18K | $4.04 | $73K |
| Jun 14, 2024 | Bienstock Lee | Chief Executive Officer, Director | Tax withholding(F) | 16K | $3.16 | $49K |
| Jun 14, 2024 | Rosenberg Norman | CFO and Treasurer | Tax withholding(F) | 8K | $4.04 | $32K |
| Jun 14, 2024 | Sugrue Stephen | Chief Compliance Officer | Tax withholding(F) | 4K | $4.04 | $17K |
| May 14, 2024 | Burdiek Michael J | Director | Buy(P) | 10K | $3.40 | $34K |
| May 13, 2024 | Bienstock Lee | Chief Executive Officer, Director | Buy(P) | 25K | $3.15 | $79K |
| May 13, 2024 | Tendler Ely D | General Counsel and Secretary, Director | Buy(P) | 10K | $3.13 | $31K |
| Mar 19, 2024 | Bienstock Lee | Chief Executive Officer | Tax withholding(F) | 4K | $5.59 | $21K |
| Mar 15, 2024 | Vashovsky Stanley | Director | Grant(A) | 22K | — | $0 |
| Mar 15, 2024 | Bienstock Lee | Chief Executive Officer | Grant(A) | 219K | — | $0 |
| Mar 15, 2024 | Rosenberg Norman | CFO and Treasurer | Grant(A) | 133K | — | $0 |
| Mar 15, 2024 | Sugrue Stephen | Chief Compliance Officer | Grant(A) | 68K | — | $0 |
| Mar 15, 2024 | Katz Steven | Director | Buy(P) | 14K | $3.64 | $49K |
| Mar 14, 2024 | Burdiek Michael J | Director | Buy(P) | 10K | $3.61 | $36K |
| Mar 14, 2024 | Rosenberg Norman | CFO and Treasurer | Buy(P) | 10K | $3.61 | $36K |
| Dec 15, 2023 | Burdiek Michael J | Director | Option exercise(M) | 23K | — | $0 |
| Dec 15, 2023 | Burdiek Michael J | Director | Option exercise(M) | 23K | — | $0 |
| Dec 15, 2023 | Travers James M | Director | Option exercise(M) | 23K | — | $0 |
| Dec 15, 2023 | Travers James M | Director | Option exercise(M) | 23K | — | $0 |
| Dec 12, 2023 | Bienstock Lee | Chief Executive Officer | Grant(A) | 581K | — | $0 |
| Dec 12, 2023 | Bienstock Lee | Chief Executive Officer | Grant(A) | 101K | — | $0 |
| Dec 12, 2023 | Bienstock Lee | Chief Executive Officer | Grant(A) | 161K | — | $0 |
| Dec 12, 2023 | Rosenberg Norman | CFO and Treasurer | Grant(A) | 213K | — | $0 |
| Dec 12, 2023 | Sugrue Stephen | Chief Compliance Officer | Grant(A) | 97K | — | $0 |
| Dec 12, 2023 | Tendler Ely D | General Counsel and Secretary, Director | Grant(A) | 97K | — | $0 |
| Dec 12, 2023 | Tendler Ely D | General Counsel and Secretary, Director | Grant(A) | 33K | — | $0 |
| Dec 12, 2023 | Katz Steven | Director | Grant(A) | 33K | — | $0 |
| Dec 12, 2023 | Burdiek Michael J | Director | Grant(A) | 33K | — | $0 |
| Dec 12, 2023 | Leite Etalvina | Director | Grant(A) | 33K | — | $0 |
| Dec 12, 2023 | Vashovsky Stanley | Director | Grant(A) | 15K | — | $0 |
| Dec 12, 2023 | Smedra Ira | Director | Grant(A) | 33K | — | $0 |
| Dec 12, 2023 | Travers James M | Director | Grant(A) | 33K | — | $0 |
| Nov 28, 2023 | Sugrue Stephen | Chief Compliance Officer | Sell(S) | 3K | $5.75 | $16K |
| Nov 12, 2023 | Sugrue Stephen | Chief Compliance Officer | Tax withholding(F) | 2K | $5.72 | $9K |
| Nov 10, 2023 | Vashovsky Stanley | Director | Grant(A) | 28K | — | $0 |
| Oct 16, 2023 | Bienstock Lee | Chief Executive Officer | Sell(S) | 2K | $5.89 | $10K |
| Oct 2, 2023 | Tendler Ely D | General Counsel and Secretary, Director | Option exercise(M) | 10K | $1.59 | $16K |
| Oct 2, 2023 | Tendler Ely D | General Counsel and Secretary, Director | Sell(S) | 10K | $5.29 | $53K |
| Oct 2, 2023 | Tendler Ely D | General Counsel and Secretary, Director | Option exercise(M) | 10K | — | $0 |
| Sep 15, 2023 | Tendler Ely D | General Counsel and Secretary, Director | Option exercise(M) | 10K | $1.59 | $16K |
| Sep 15, 2023 | Tendler Ely D | General Counsel and Secretary, Director | Sell(S) | 10K | $5.91 | $59K |
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 → 2026-07-14. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).