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 |
|---|---|---|---|---|---|---|
| Jul 16, 2026 | Conwill Daniel O. IV | Director | Sell(S) | 60K | $3.41 | $205K |
| Jul 15, 2026 | Chang Nancy T | Director | Sell(S) | 60K | $3.31 | $199K |
| Jul 14, 2026 | Boulet Virginia | Director | Sell(S) | 60K | $3.54 | $212K |
| Jul 14, 2026 | Hittner George | EVP, GC & Corporate Secretary | Sell(S) | 30K | $3.53 | $106K |
| Jul 14, 2026 | Hartman Bart P. III | VP & Chief Accounting Officer | Sell(S) | 6K | $3.54 | $21K |
| Jul 14, 2026 | Gamblin Huan | EVP & Chief Technical Officer | Sell(S) | 30K | $3.55 | $107K |
| Jul 14, 2026 | Parasnis Sameer | EVP & Chief Financial Officer | Sell(S) | 30K | $3.56 | $107K |
| Jul 14, 2026 | Williford William J | EVP & Chief Operating Officer | Sell(S) | 30K | $3.56 | $107K |
| Jul 3, 2026 | Parasnis Sameer | EVP & Chief Financial Officer | Option exercise(M) | 23K | — | — |
| Jul 3, 2026 | Parasnis Sameer | EVP & Chief Financial Officer | Tax withholding(F) | 9K | $3.09 | $28K |
| Jul 3, 2026 | Parasnis Sameer | EVP & Chief Financial Officer | Option exercise(M) | 23K | — | $0 |
| Jun 5, 2026 | Hartman Bart P. III | VP & Chief Accounting Officer | Option exercise(M) | 6K | — | — |
| Jun 5, 2026 | Hartman Bart P. III | VP & Chief Accounting Officer | Tax withholding(F) | 2K | $3.70 | $9K |
| Jun 5, 2026 | Hartman Bart P. III | VP & Chief Accounting Officer | Option exercise(M) | 6K | — | $0 |
| Jun 5, 2026 | Gamblin Huan | EVP & Chief Technical Officer | Option exercise(M) | 7K | — | — |
| Jun 5, 2026 | Gamblin Huan | EVP & Chief Technical Officer | Tax withholding(F) | 3K | $3.70 | $10K |
| Jun 5, 2026 | Gamblin Huan | EVP & Chief Technical Officer | Option exercise(M) | 7K | — | $0 |
| Jun 5, 2026 | Krohn Tracy W | Chairman, CEO & President, Director, 10% Owner | Option exercise(M) | 107K | — | — |
| Jun 5, 2026 | Krohn Tracy W | Chairman, CEO & President, Director, 10% Owner | Tax withholding(F) | 42K | $3.70 | $155K |
| Jun 5, 2026 | Krohn Tracy W | Chairman, CEO & President, Director, 10% Owner | Option exercise(M) | 107K | — | $0 |
| Jun 5, 2026 | Williford William J | EVP & Chief Operating Officer | Option exercise(M) | 45K | — | — |
| Jun 5, 2026 | Williford William J | EVP & Chief Operating Officer | Tax withholding(F) | 18K | $3.70 | $66K |
| Jun 5, 2026 | Williford William J | EVP & Chief Operating Officer | Option exercise(M) | 45K | — | $0 |
| Jun 3, 2026 | Conwill Daniel O. IV | Director | Option exercise(M) | 103K | — | — |
| Jun 3, 2026 | Conwill Daniel O. IV | Director | Grant(A) | 36K | — | $0 |
| Jun 3, 2026 | Conwill Daniel O. IV | Director | Option exercise(M) | 103K | — | $0 |
| Jun 3, 2026 | Chang Nancy T | Director | Option exercise(M) | 103K | — | — |
| Jun 3, 2026 | Chang Nancy T | Director | Grant(A) | 36K | — | $0 |
| Jun 3, 2026 | Chang Nancy T | Director | Option exercise(M) | 103K | — | $0 |
| Jun 3, 2026 | Buchanan John D | Director | Option exercise(M) | 103K | — | — |
| Jun 3, 2026 | Buchanan John D | Director | Grant(A) | 36K | — | $0 |
| Jun 3, 2026 | Buchanan John D | Director | Option exercise(M) | 103K | — | $0 |
| Jun 3, 2026 | Boulet Virginia | Director | Option exercise(M) | 103K | — | — |
| Jun 3, 2026 | Boulet Virginia | Director | Grant(A) | 36K | — | $0 |
| Jun 3, 2026 | Boulet Virginia | Director | Option exercise(M) | 103K | — | $0 |
| Jun 3, 2026 | Stanley B Frank | Director | Option exercise(M) | 103K | — | — |
| Jun 3, 2026 | Stanley B Frank | Director | Grant(A) | 36K | — | $0 |
| Jun 3, 2026 | Stanley B Frank | Director | Option exercise(M) | 103K | — | $0 |
| May 29, 2026 | Gamblin Huan | EVP & Chief Technical Officer | Grant(A) | 220K | — | $0 |
| May 29, 2026 | Hartman Bart P. III | VP & Chief Accounting Officer | Grant(A) | 29K | — | $0 |
| May 29, 2026 | Hittner George | EVP, GC & Corporate Secretary | Grant(A) | 220K | — | $0 |
| May 29, 2026 | Krohn Tracy W | Chairman, CEO & President, Director, 10% Owner | Grant(A) | 522K | — | $0 |
| May 29, 2026 | Parasnis Sameer | EVP & Chief Financial Officer | Grant(A) | 220K | — | $0 |
| May 29, 2026 | Williford William J | EVP & Chief Operating Officer | Grant(A) | 220K | — | $0 |
| May 16, 2026 | Hartman Bart P. III | VP & Chief Accounting Officer | Option exercise(M) | 20K | — | — |
| May 16, 2026 | Hartman Bart P. III | VP & Chief Accounting Officer | Tax withholding(F) | 5K | $4.75 | $23K |
| May 16, 2026 | Hartman Bart P. III | VP & Chief Accounting Officer | Option exercise(M) | 20K | — | $0 |
| May 16, 2026 | Gamblin Huan | EVP & Chief Technical Officer | Option exercise(M) | 153K | — | — |
| May 16, 2026 | Gamblin Huan | EVP & Chief Technical Officer | Tax withholding(F) | 41K | $4.75 | $192K |
| May 16, 2026 | Gamblin Huan | EVP & Chief Technical Officer | Option exercise(M) | 153K | — | $0 |
| May 16, 2026 | Krohn Tracy W | Chairman, CEO & President, Director, 10% Owner | Option exercise(M) | 362K | — | — |
| May 16, 2026 | Krohn Tracy W | Chairman, CEO & President, Director, 10% Owner | Tax withholding(F) | 141K | $4.75 | $672K |
| May 16, 2026 | Krohn Tracy W | Chairman, CEO & President, Director, 10% Owner | Option exercise(M) | 362K | — | $0 |
| May 16, 2026 | Hittner George | EVP, GC & Corporate Secretary | Option exercise(M) | 153K | — | — |
| May 16, 2026 | Hittner George | EVP, GC & Corporate Secretary | Tax withholding(F) | 41K | $4.75 | $192K |
| May 16, 2026 | Hittner George | EVP, GC & Corporate Secretary | Option exercise(M) | 153K | — | $0 |
| May 16, 2026 | Parasnis Sameer | EVP & Chief Financial Officer | Option exercise(M) | 153K | — | — |
| May 16, 2026 | Parasnis Sameer | EVP & Chief Financial Officer | Tax withholding(F) | 44K | $4.75 | $211K |
| May 16, 2026 | Parasnis Sameer | EVP & Chief Financial Officer | Option exercise(M) | 153K | — | $0 |
| May 16, 2026 | Williford William J | EVP & Chief Operating Officer | Option exercise(M) | 153K | — | — |
| May 16, 2026 | Williford William J | EVP & Chief Operating Officer | Tax withholding(F) | 43K | $4.75 | $205K |
| May 16, 2026 | Williford William J | EVP & Chief Operating Officer | Option exercise(M) | 153K | — | $0 |
| Oct 2, 2025 | Krohn Tracy W | Chairman, CEO & President, Director, 10% Owner | Buy(P) | 250K | $1.84 | $460K |
| Oct 1, 2025 | Krohn Tracy W | Chairman, CEO & President, Director, 10% Owner | Buy(P) | 37K | $1.84 | $68K |
| Sep 1, 2025 | Hittner George | EVP, GC & Corporate Secretary | Tax withholding(F) | 3K | $1.82 | $5K |
| Aug 8, 2025 | Parasnis Sameer | EVP & Chief Financial Officer | Option exercise(M) | 56K | — | — |
| Aug 8, 2025 | Parasnis Sameer | EVP & Chief Financial Officer | Tax withholding(F) | 14K | $1.73 | $24K |
| Aug 8, 2025 | Parasnis Sameer | EVP & Chief Financial Officer | Option exercise(M) | 56K | — | $0 |
| Aug 8, 2025 | Williford William J | EVP & Chief Operating Officer | Option exercise(M) | 56K | — | — |
| Aug 8, 2025 | Williford William J | EVP & Chief Operating Officer | Tax withholding(F) | 22K | $1.73 | $38K |
| Aug 8, 2025 | Williford William J | EVP & Chief Operating Officer | Option exercise(M) | 56K | — | $0 |
| Aug 8, 2025 | Gamblin Huan | EVP & Chief Technical Officer | Tax withholding(F) | 2K | $1.73 | $4K |
| Aug 8, 2025 | Gamblin Huan | EVP & Chief Technical Officer | Option exercise(M) | 8K | — | — |
| Aug 8, 2025 | Gamblin Huan | EVP & Chief Technical Officer | Option exercise(M) | 8K | — | $0 |
| Aug 8, 2025 | Hartman Bart P. III | VP & Chief Accounting Officer | Tax withholding(F) | 2K | $1.73 | $3K |
| Aug 8, 2025 | Hartman Bart P. III | VP & Chief Accounting Officer | Option exercise(M) | 7K | — | — |
| Aug 8, 2025 | Hartman Bart P. III | VP & Chief Accounting Officer | Option exercise(M) | 7K | — | $0 |
| Aug 8, 2025 | Krohn Tracy W | Chairman, CEO & President, Director, 10% Owner | Tax withholding(F) | 52K | $1.73 | $90K |
| Aug 8, 2025 | Krohn Tracy W | Chairman, CEO & President, Director, 10% Owner | Option exercise(M) | 133K | — | — |
| Aug 8, 2025 | Krohn Tracy W | Chairman, CEO & President, Director, 10% Owner | Option exercise(M) | 133K | — | $0 |
| Aug 1, 2025 | Hittner George | EVP, GC & Corporate Secretary | Tax withholding(F) | 3K | $1.70 | $5K |
| Jul 3, 2025 | Parasnis Sameer | EVP & Chief Financial Officer | Option exercise(M) | 23K | — | — |
| Jul 3, 2025 | Parasnis Sameer | EVP & Chief Financial Officer | Tax withholding(F) | 6K | $1.77 | $10K |
| Jul 3, 2025 | Parasnis Sameer | EVP & Chief Financial Officer | Option exercise(M) | 23K | — | $0 |
| Jul 1, 2025 | Hittner George | EVP, GC & Corporate Secretary | Tax withholding(F) | 3K | $1.69 | $5K |
| Jun 5, 2025 | Gamblin Huan | EVP & Chief Technical Officer | Tax withholding(F) | 2K | $1.60 | $3K |
| Jun 5, 2025 | Gamblin Huan | EVP & Chief Technical Officer | Option exercise(M) | 7K | — | — |
| Jun 5, 2025 | Gamblin Huan | EVP & Chief Technical Officer | Option exercise(M) | 7K | — | $0 |
| Jun 5, 2025 | Hartman Bart P. III | VP & Chief Accounting Officer | Tax withholding(F) | 1K | $1.60 | $2K |
| Jun 5, 2025 | Hartman Bart P. III | VP & Chief Accounting Officer | Option exercise(M) | 6K | — | — |
| Jun 5, 2025 | Hartman Bart P. III | VP & Chief Accounting Officer | Option exercise(M) | 6K | — | $0 |
| Jun 5, 2025 | Krohn Tracy W | Chairman, CEO & President | Option exercise(M) | 107K | — | — |
| Jun 5, 2025 | Krohn Tracy W | Chairman, CEO & President | Tax withholding(F) | 42K | $1.60 | $67K |
| Jun 5, 2025 | Krohn Tracy W | Chairman, CEO & President | Option exercise(M) | 107K | — | $0 |
| Jun 5, 2025 | Williford William J | EVP & Chief Operating Officer | Option exercise(M) | 45K | — | — |
| Jun 5, 2025 | Williford William J | EVP & Chief Operating Officer | Tax withholding(F) | 18K | $1.60 | $28K |
| Jun 5, 2025 | Williford William J | EVP & Chief Operating Officer | Option exercise(M) | 45K | — | $0 |
| Jun 3, 2025 | Boulet Virginia | Director | Option exercise(M) | 74K | — | — |
| Jun 3, 2025 | Boulet Virginia | Director | Option exercise(M) | 74K | — | $0 |
| Jun 3, 2025 | Boulet Virginia | Director | Grant(A) | 103K | — | $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 2020-03-30 → 2026-07-30. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).