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 24, 2026 | Hanneman Karl L | Director | Option exercise(M) | 150K | — | $0 |
| Aug 24, 2026 | Hanneman Karl L | Director | Option exercise(M) | 150K | $0.67 | $101K |
| Aug 20, 2026 | Cross David Allen | Chief Financial Officer | Option exercise(M) | 30K | — | $0 |
| Aug 20, 2026 | Cross David Allen | Chief Financial Officer | Option exercise(M) | 30K | $0.67 | $20K |
| Aug 17, 2026 | Wiens David Victor | Chief Executive Officer, Director | Grant(A) | 600K | — | $0 |
| Jul 27, 2026 | Parrow Shane Edward | President & COO, Director | Grant(A) | 313K | — | $0 |
| May 27, 2026 | Drescher Anton J | Director | Grant(A) | 36K | — | $0 |
| May 27, 2026 | Cross David Allen | Chief Financial Officer | Grant(A) | 15K | — | $0 |
| May 27, 2026 | Cole Andrew Phillip | Director | Grant(A) | 36K | — | $0 |
| May 27, 2026 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 36K | — | $0 |
| May 27, 2026 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 150K | — | $0 |
| May 27, 2026 | Harshaw Stuart Alan | Director | Grant(A) | 36K | — | $0 |
| May 27, 2026 | Weng Thomas S. | Director | Grant(A) | 42K | — | $0 |
| May 27, 2026 | Tully Edel | Director | Grant(A) | 36K | — | $0 |
| Apr 16, 2026 | Paulson & Co. Inc. | 10% Owner | Buy(P) | 4.9M | $2.56 | $12.6M |
| Feb 9, 2026 | Tully Edel | Director | Grant(A) | 12K | — | $0 |
| Feb 9, 2026 | Weng Thomas S. | Director | Grant(A) | 18K | — | $0 |
| Feb 9, 2026 | Drescher Anton J | Director | Grant(A) | 12K | — | $0 |
| Jan 29, 2026 | Paulson & Co. Inc. | 10% Owner | Buy(P) | 1.5M | $2.22 | $3.3M |
| Jan 28, 2026 | Paulson & Co. Inc. | 10% Owner | Buy(P) | 9.8M | $2.22 | $21.8M |
| Jan 27, 2026 | Paulson & Co. Inc. | 10% Owner | Buy(P) | 18.0M | $2.22 | $40.0M |
| Jan 27, 2026 | Electrum Strategic Opportunities Fund II L.P. | 10% Owner | Buy(P) | 3.2M | $2.22 | $7.0M |
| Jun 4, 2025 | Drescher Anton J | Director | Grant(A) | 66K | — | $0 |
| Jun 4, 2025 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 150K | — | $0 |
| Jun 4, 2025 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 66K | — | $0 |
| Jun 4, 2025 | Weng Thomas S. | Director | Grant(A) | 66K | — | $0 |
| Jun 4, 2025 | Harshaw Stuart Alan | Director | Grant(A) | 66K | — | $0 |
| Jun 4, 2025 | Tully Edel | Director | Grant(A) | 66K | — | $0 |
| Jun 4, 2025 | Cross David Allen | Chief Financial Officer | Grant(A) | 15K | — | $0 |
| Mar 3, 2025 | Paulson & Co. Inc. | 10% Owner | Buy(P) | 6.0M | $0.48 | $2.9M |
| Feb 27, 2025 | Esof II GP Ltd. | 10% Owner | Buy(P) | 1.2M | $0.48 | $553K |
| May 29, 2024 | Drescher Anton J | Director | Grant(A) | 88K | — | $0 |
| May 29, 2024 | Tully Edel | Director | Grant(A) | 88K | — | $0 |
| May 29, 2024 | Weng Thomas S. | Director | Grant(A) | 88K | — | $0 |
| May 29, 2024 | Harshaw Stuart Alan | Director | Grant(A) | 88K | — | $0 |
| May 29, 2024 | Cross David Allen | Chief Financial Officer | Grant(A) | 15K | — | $0 |
| May 29, 2024 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 150K | — | $0 |
| May 29, 2024 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 88K | — | $0 |
| Jan 18, 2024 | Paulson & Co. Inc. | 10% Owner | Buy(P) | 2.3M | $0.66 | $1.5M |
| Jul 14, 2023 | Tully Edel | Director | Grant(A) | 146K | — | $0 |
| May 24, 2023 | Drescher Anton J | Director | Grant(A) | 132K | — | $0 |
| May 23, 2023 | Harshaw Stuart Alan | Director | Grant(A) | 132K | — | $0 |
| May 23, 2023 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 150K | — | $0 |
| May 23, 2023 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 132K | — | $0 |
| May 23, 2023 | Weng Thomas S. | Director | Grant(A) | 132K | — | $0 |
| May 23, 2023 | Cross David Allen | Chief Financial Officer | Grant(A) | 15K | — | $0 |
| Mar 16, 2023 | Drescher Anton J | Director | Disposed to issuer(D) | 60K | — | $0 |
| May 24, 2022 | Drescher Anton J | Director | Grant(A) | 90 | — | $0 |
| May 24, 2022 | Harshaw Stuart Alan | Director | Grant(A) | 90K | — | $0 |
| May 24, 2022 | Lang Stephen A | Director | Grant(A) | 90K | — | $0 |
| May 24, 2022 | Weng Thomas S. | Director | Grant(A) | 90K | — | $0 |
| May 24, 2022 | Cross David Allen | Chief Financial Officer | Grant(A) | 15K | — | $0 |
| May 24, 2022 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 90K | — | $0 |
| May 24, 2022 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 150K | — | $0 |
| Mar 25, 2022 | Weng Thomas S. | Director | Option exercise(M) | 60K | $1.00 | $60K |
| Mar 25, 2022 | Weng Thomas S. | Director | Option exercise(M) | 60K | — | $0 |
| Mar 11, 2022 | Drescher Anton J | Director | Sell(S) | 1K | $1.32 | $2K |
| Mar 11, 2022 | Drescher Anton J | Director | Sell(S) | 2K | $1.33 | $2K |
| Mar 11, 2022 | Drescher Anton J | Director | Sell(S) | 37K | $1.30 | $48K |
| Mar 11, 2022 | Drescher Anton J | Director | Sell(S) | 100 | $1.31 | $131 |
| May 25, 2021 | Drescher Anton J | Director | Grant(A) | 63K | — | $0 |
| May 25, 2021 | Weng Thomas S. | Director | Grant(A) | 63K | — | $0 |
| May 25, 2021 | Lang Stephen A | Director | Grant(A) | 63K | — | $0 |
| May 25, 2021 | Harshaw Stuart Alan | Director | Grant(A) | 63K | — | $0 |
| May 25, 2021 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 63K | — | $0 |
| May 25, 2021 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 150K | — | $0 |
| Sep 2, 2020 | Paulson & Co. Inc. | 10% Owner | Buy(P) | 2.3M | $1.40 | $3.3M |
| Sep 2, 2020 | Electrum Strategic Opportunities Fund II GP L.P. | 10% Owner | Buy(P) | 1.0M | $1.40 | $1.5M |
| May 27, 2020 | Cross David Allen | Chief Financial Officer | Grant(A) | 30K | — | $0 |
| May 27, 2020 | Harshaw Stuart Alan | Director | Grant(A) | 90K | — | $0 |
| May 27, 2020 | Lang Stephen A | Director | Grant(A) | 90K | — | $0 |
| May 27, 2020 | Weng Thomas S. | Director | Grant(A) | 90K | — | $0 |
| May 27, 2020 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 150K | — | $0 |
| May 27, 2020 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 90K | — | $0 |
| Aug 8, 2019 | Drescher Anton J | Director | Grant(A) | 98K | — | $0 |
| Aug 8, 2019 | Lang Stephen A | Director | Grant(A) | 98K | — | $0 |
| Aug 8, 2019 | Harshaw Stuart Alan | Director | Grant(A) | 98K | — | $0 |
| Aug 8, 2019 | Weng Thomas S. | Director | Grant(A) | 98K | — | $0 |
| Aug 8, 2019 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 150K | — | $0 |
| Aug 8, 2019 | Hanneman Karl L | Chief Executive Officer, Director | Grant(A) | 98K | — | $0 |
| Oct 17, 2018 | Drescher Anton J | Director | Grant(A) | 101K | — | $0 |
| Oct 17, 2018 | Ellis John J. | Director | Grant(A) | 101K | — | $0 |
| Oct 17, 2018 | Irwin Thomas E | Director | Grant(A) | 101K | — | $0 |
| Oct 17, 2018 | Weng Thomas S. | Director | Grant(A) | 101K | — | $0 |
| Oct 17, 2018 | Harshaw Stuart Alan | Director | Grant(A) | 101K | — | $0 |
| Oct 17, 2018 | Lang Stephen A | Director | Grant(A) | 101K | — | $0 |
| Oct 17, 2018 | Hanneman Karl L | Director | Grant(A) | 101K | — | $0 |
| Mar 28, 2018 | Electrum Strategic Opportunities Fund II GP L.P. | 10% Owner | Buy(P) | 6.7M | $0.50 | $3.3M |
| Mar 21, 2018 | Hanneman Karl L | Chief Executive Officer | Grant(A) | 332K | — | $0 |
| Mar 13, 2018 | Paulson & Co. Inc. | 10% Owner | Buy(P) | 4.1M | $0.50 | $2.1M |
| Oct 23, 2017 | Drescher Anton J | Director | Grant(A) | 130K | — | $0 |
| Oct 23, 2017 | Lang Stephen A | Director | Grant(A) | 130K | — | $0 |
| Oct 23, 2017 | Weng Thomas S. | Director | Grant(A) | 130K | — | $0 |
| Oct 23, 2017 | Irwin Thomas E | Director | Grant(A) | 130K | — | $0 |
| Oct 23, 2017 | Hanneman Karl L | Chief Executive Officer | Grant(A) | 250K | — | $0 |
| Oct 23, 2017 | Ellis John J. | Director | Grant(A) | 130K | — | $0 |
| Oct 23, 2017 | Hamilton Mark R | Director | Grant(A) | 130K | — | $0 |
| Jul 13, 2017 | Irwin Thomas E | Director | Grant(A) | 206K | — | $0 |
| Dec 28, 2016 | Paulson & Co. Inc. | 10% Owner | Buy(P) | 32.4M | $0.48 | $15.6M |
| Jun 30, 2015 | Drescher Anton J | Director, Director | Other(J) | 42K | $0.40 | $17K |
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 2006-01-02 → 2026-09-03. 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 THM