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 |
|---|---|---|---|---|---|---|
| Sep 27, 2023 | Klimmer Christoph | President & C.E.O., Director | Grant(A) | 22K | — | $0 |
| Aug 25, 2023 | Singer Karen | 10% Owner | Buy(P) | 15K | $4.89 | $73K |
| Aug 24, 2023 | Singer Karen | 10% Owner | Buy(P) | 7K | $4.95 | $36K |
| Aug 24, 2023 | Singer Karen | 10% Owner | Buy(P) | 8K | $4.95 | $38K |
| Aug 23, 2023 | Klimmer Christoph | President | Sell(S) | 2K | $4.98 | $8K |
| Aug 23, 2023 | Singer Karen | 10% Owner | Buy(P) | 687 | $4.95 | $3K |
| Aug 22, 2023 | Singer Karen | 10% Owner | Buy(P) | 6K | $4.96 | $31K |
| Aug 21, 2023 | Singer Karen | 10% Owner | Buy(P) | 8K | $4.95 | $41K |
| Aug 18, 2023 | Singer Karen | 10% Owner | Buy(P) | 3K | $4.86 | $17K |
| Aug 18, 2023 | Singer Karen | 10% Owner | Buy(P) | 8K | $4.86 | $38K |
| Aug 17, 2023 | Singer Karen | 10% Owner | Buy(P) | 7K | $4.86 | $35K |
| Aug 16, 2023 | Singer Karen | 10% Owner | Buy(P) | 3K | $4.92 | $16K |
| Aug 16, 2023 | Singer Karen | 10% Owner | Buy(P) | 25K | $4.92 | $123K |
| Aug 16, 2023 | Singer Karen | 10% Owner | Buy(P) | 25K | $4.92 | $123K |
| Aug 15, 2023 | Singer Karen | 10% Owner | Buy(P) | 673 | $4.92 | $3K |
| Aug 15, 2023 | Singer Karen | 10% Owner | Buy(P) | 4K | $4.92 | $20K |
| Aug 14, 2023 | Singer Karen | 10% Owner | Buy(P) | 2K | $4.93 | $9K |
| Aug 14, 2023 | Singer Karen | 10% Owner | Buy(P) | 349 | $4.92 | $2K |
| Aug 11, 2023 | Singer Karen | 10% Owner | Buy(P) | 8K | $4.86 | $37K |
| Aug 10, 2023 | Singer Karen | 10% Owner | Buy(P) | 3K | $4.65 | $13K |
| Aug 10, 2023 | Singer Karen | 10% Owner | Buy(P) | 6K | $4.60 | $27K |
| Aug 9, 2023 | Singer Karen | 10% Owner | Buy(P) | 25 | $4.62 | $116 |
| Aug 9, 2023 | Singer Karen | 10% Owner | Buy(P) | 9K | $4.54 | $42K |
| Aug 8, 2023 | Singer Karen | 10% Owner | Buy(P) | 50K | $4.73 | $237K |
| Aug 8, 2023 | Singer Karen | 10% Owner | Buy(P) | 25K | $4.70 | $118K |
| Aug 8, 2023 | Singer Karen | 10% Owner | Buy(P) | 75K | $4.90 | $368K |
| May 19, 2023 | Volshteyn Igor | Director | Grant(A) | 233K | — | $0 |
| May 19, 2023 | Singer Steven G | Director | Grant(A) | 233K | — | $0 |
| May 19, 2023 | Stecker Matthew | Director | Grant(A) | 233K | — | $0 |
| May 19, 2023 | Nicol David J | Director | Grant(A) | 233K | — | $0 |
| Apr 6, 2023 | Klimmer Christoph | President | Grant(A) | 96K | — | $0 |
| Apr 6, 2023 | Aquino Peter D | C.E.O. & Chairman of the Board, Director | Grant(A) | 28K | — | $0 |
| Apr 6, 2023 | Klimmer Christoph | President | Tax withholding(F) | 18K | $0.41 | $8K |
| Mar 30, 2023 | Szynkowski Mark Paul | SVP, CFO and Treasurer | Grant(A) | 60K | — | $0 |
| Mar 30, 2023 | Szynkowski Mark Paul | SVP, CFO and Treasurer | Grant(A) | 60K | — | $0 |
| Mar 29, 2023 | Klimmer Christoph | President | Tax withholding(F) | 19K | $0.36 | $7K |
| Jan 6, 2023 | Singer Karen | 10% Owner | Buy(P) | 2K | $0.49 | $1K |
| Jan 5, 2023 | Singer Karen | 10% Owner | Buy(P) | 150K | $0.49 | $74K |
| Jan 5, 2023 | Singer Karen | 10% Owner | Buy(P) | 26K | $0.49 | $13K |
| Dec 28, 2022 | Singer Karen | 10% Owner | Buy(P) | 75K | $0.44 | $33K |
| Dec 27, 2022 | Singer Karen | 10% Owner | Buy(P) | 8K | $0.44 | $4K |
| Dec 22, 2022 | Singer Karen | 10% Owner | Buy(P) | 3K | $0.44 | $1K |
| Dec 21, 2022 | Singer Karen | 10% Owner | Buy(P) | 21K | $0.44 | $9K |
| Dec 20, 2022 | Singer Karen | 10% Owner | Buy(P) | 16K | $0.44 | $7K |
| Dec 20, 2022 | Singer Karen | 10% Owner | Buy(P) | 5K | $0.44 | $2K |
| Dec 16, 2022 | Singer Karen | 10% Owner | Buy(P) | 2K | $0.44 | $735 |
| Dec 16, 2022 | Singer Karen | 10% Owner | Buy(P) | 28K | $0.44 | $12K |
| Dec 15, 2022 | Singer Karen | 10% Owner | Buy(P) | 14K | $0.45 | $6K |
| Dec 15, 2022 | Singer Karen | 10% Owner | Buy(P) | 50 | $0.45 | $23 |
| Dec 13, 2022 | Singer Karen | 10% Owner | Buy(P) | 38K | $0.44 | $17K |
| Oct 21, 2022 | Singer Karen | 10% Owner | Option exercise(X) | 204K | $1.00 | $204K |
| Oct 21, 2022 | Singer Karen | 10% Owner | Option exercise(X) | 250 | — | — |
| Oct 21, 2022 | Singer Karen | 10% Owner | Option exercise(X) | 1K | — | — |
| Oct 21, 2022 | Singer Karen | 10% Owner | Option exercise(X) | 50 | — | — |
| Oct 21, 2022 | Singer Karen | 10% Owner | Option exercise(X) | 494 | — | — |
| Oct 17, 2022 | Singer Karen | 10% Owner | Option exercise(X) | 8K | $1.00 | $8K |
| Oct 17, 2022 | Singer Karen | 10% Owner | Option exercise(X) | 81 | — | — |
| Sep 29, 2022 | Klimmer Christoph | President | Grant(A) | 150K | — | $0 |
| Sep 29, 2022 | Klimmer Christoph | President | Grant(A) | 150K | — | $0 |
| Sep 29, 2022 | Mosher Kathleen | Chief Financial Officer | Grant(A) | 60K | — | $0 |
| Sep 29, 2022 | Mosher Kathleen | Chief Financial Officer | Grant(A) | 60K | — | $0 |
| Sep 29, 2022 | Aquino Peter D | C.E.O. & Chairman of the Board, Director | Grant(A) | 350K | — | $0 |
| Sep 29, 2022 | Aquino Peter D | C.E.O. & Chairman of the Board, Director | Grant(A) | 350K | — | $0 |
| Sep 26, 2022 | Singer Karen | 10% Owner | Option exercise(X) | 10K | $1.00 | $10K |
| Sep 26, 2022 | Singer Karen | 10% Owner | Option exercise(X) | 100 | — | — |
| Sep 16, 2022 | Singer Karen | 10% Owner | Option exercise(X) | 13K | $1.00 | $13K |
| Sep 16, 2022 | Singer Karen | 10% Owner | Option exercise(X) | 125 | — | — |
| Sep 14, 2022 | Singer Karen | 10% Owner | Option exercise(X) | 40K | $1.00 | $40K |
| Sep 14, 2022 | Singer Karen | 10% Owner | Option exercise(X) | 400 | — | — |
| Aug 5, 2022 | Volshteyn Igor | Director | Grant(A) | 164K | — | $0 |
| Aug 5, 2022 | Volshteyn Igor | Director | Grant(A) | 164K | — | $0 |
| Aug 5, 2022 | Stecker Matthew | Director | Grant(A) | 164K | — | $0 |
| Aug 5, 2022 | Singer Steven G | Director | Grant(A) | 164K | — | $0 |
| Aug 5, 2022 | Nicol David J | Director | Grant(A) | 164K | — | $0 |
| Jul 15, 2022 | Singer Karen | 10% Owner | Buy(P) | 241K | $0.58 | $140K |
| Jul 15, 2022 | Singer Karen | 10% Owner | Buy(P) | 100K | $0.58 | $58K |
| Jul 15, 2022 | Singer Karen | 10% Owner | Option exercise(M) | 200 | $1.00 | $200 |
| Jul 14, 2022 | Singer Karen | 10% Owner | Buy(P) | 145K | $0.56 | $81K |
| Jul 14, 2022 | Singer Karen | 10% Owner | Buy(P) | 34K | $0.53 | $18K |
| Jul 14, 2022 | Singer Karen | 10% Owner | Sell(S) | 250 | $0.50 | $125 |
| Jul 12, 2022 | Singer Karen | 10% Owner | Sell(S) | 494 | $0.50 | $247 |
| Jul 7, 2022 | Singer Karen | 10% Owner | Sell(S) | 2 | $0.50 | $1 |
| Jul 7, 2022 | Singer Karen | 10% Owner | Sell(S) | 2 | $0.50 | $1 |
| Jul 5, 2022 | Singer Karen | 10% Owner | Buy(P) | 4K | $0.57 | $2K |
| Jul 1, 2022 | Singer Karen | 10% Owner | Buy(P) | 96K | $0.59 | $57K |
| Jun 30, 2022 | Singer Karen | 10% Owner | Buy(P) | 35K | $0.59 | $20K |
| Jun 29, 2022 | Singer Karen | 10% Owner | Buy(P) | 98K | $0.60 | $59K |
| Jun 28, 2022 | Singer Karen | 10% Owner | Buy(P) | 9K | $0.59 | $6K |
| Jun 27, 2022 | Singer Karen | 10% Owner | Buy(P) | 142K | $0.60 | $85K |
| Jun 23, 2022 | Singer Karen | 10% Owner | Sell(S) | 1K | $0.50 | $625 |
| Jun 22, 2022 | Singer Karen | 10% Owner | Sell(S) | 756 | $0.50 | $378 |
| Jun 16, 2022 | Aquino Peter D | President and C.E.O., Director | Buy(P) | 189K | $0.53 | $100K |
| Jun 16, 2022 | Singer Karen | 10% Owner | Buy(P) | 50K | $0.48 | $24K |
| Jun 16, 2022 | Singer Karen | 10% Owner | Buy(P) | 218K | $0.54 | $118K |
| May 27, 2022 | Prinn Michael | Chief Financial Officer | Sell(S) | 2K | $0.80 | $1K |
| Mar 29, 2022 | Aquino Peter D | President and C.E.O., Director | Sell(S) | 10K | $1.21 | $12K |
| Sep 27, 2021 | Aquino Peter D | President and C.E.O., Director | Grant(A) | 300K | — | $0 |
| Sep 27, 2021 | Aquino Peter D | President and C.E.O., Director | Grant(A) | 300K | — | $0 |
| Aug 3, 2021 | Singer Steven G | Director | Grant(A) | 93K | — | $0 |
| Aug 3, 2021 | Singer Steven G | Director | Grant(A) | 93K | — | $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 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).