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 |
|---|---|---|---|---|---|---|
| Jun 4, 2026 | Salamone Ann Beal | Director | Grant(A) | 4K | — | $0 |
| Jun 4, 2026 | Ortwein Sara N | Director | Grant(A) | 5K | — | $0 |
| Jun 4, 2026 | Mack Roszell III | Director | Grant(A) | 5K | — | $0 |
| Jun 4, 2026 | Tanzberger Eric D | Director | Grant(A) | 5K | — | $0 |
| Jun 4, 2026 | Nixon Ronald T | Director, 10% Owner | Grant(A) | 4K | — | $0 |
| Jun 4, 2026 | DeSutter Robert Andrew | Director | Grant(A) | 6K | — | $0 |
| Jun 4, 2026 | Major Eric D | Director | Grant(A) | 5K | — | $0 |
| Jun 4, 2026 | Myers Keith G | Director | Grant(A) | 4K | — | $0 |
| May 15, 2026 | Yon Seth D | Chief Executive Officer, Director | Tax withholding(F) | 4K | $21.06 | $81K |
| Apr 15, 2026 | Waldrop Jacob A. | Chief Operating Officer | Tax withholding(F) | 378 | $20.01 | $8K |
| Mar 22, 2026 | Yon Seth D | Chief Executive Officer, Director | Grant(A) | 25K | — | $0 |
| Mar 22, 2026 | Taylor Elizabeth B | Chief Financial Officer | Grant(A) | 13K | — | $0 |
| Mar 22, 2026 | Waldrop Jacob A. | Chief Operating Officer | Grant(A) | 14K | — | $0 |
| Mar 22, 2026 | Mackey Ashley M | Controller | Grant(A) | 3K | — | $0 |
| Mar 7, 2026 | Yon Seth D | Chief Executive Officer, Director | Tax withholding(F) | 596 | $18.87 | $11K |
| Mar 1, 2026 | Yon Seth D | Chief Executive Officer, Director | Tax withholding(F) | 414 | $20.44 | $8K |
| Feb 25, 2026 | Mackey Ashley M | Controller | Tax withholding(F) | 149 | $19.90 | $3K |
| Feb 25, 2026 | Taylor Elizabeth B | Chief Financial Officer | Tax withholding(F) | 437 | $19.90 | $9K |
| Feb 25, 2026 | Waldrop Jacob A. | Chief Operating Officer | Tax withholding(F) | 714 | $19.90 | $14K |
| Feb 25, 2026 | Yon Seth D | Chief Executive Officer, Director | Tax withholding(F) | 873 | $19.90 | $17K |
| Sep 15, 2025 | Yon Seth D | Chief Executive Officer | Grant(A) | 29K | — | $0 |
| Aug 19, 2025 | McNeil Michael D. | Ch. Acct. & Ch. Admin. Officer | Tax withholding(F) | 2K | $30.86 | $72K |
| May 22, 2025 | Mack Roszell III | Director | Grant(A) | 3K | — | $0 |
| May 22, 2025 | DeSutter Robert Andrew | Director | Grant(A) | 4K | — | $0 |
| May 22, 2025 | Major Eric D | Director | Grant(A) | 3K | — | $0 |
| May 22, 2025 | Myers Keith G | Director | Grant(A) | 3K | — | $0 |
| May 22, 2025 | Ortwein Sara N | Director | Grant(A) | 3K | — | $0 |
| May 22, 2025 | Salamone Ann Beal | Director | Grant(A) | 3K | — | $0 |
| May 22, 2025 | Tanzberger Eric D | Director | Grant(A) | 4K | — | $0 |
| May 15, 2025 | Yon Seth D | Pres. & Ch. Commercial Officer | Tax withholding(F) | 5K | $30.88 | $152K |
| Apr 15, 2025 | Waldrop Jacob A. | Chief Operating Officer | Tax withholding(F) | 378 | $29.38 | $11K |
| Apr 10, 2025 | McNeil Michael D. | Ch. Acct. & Ch. Admin. Officer | Tax withholding(F) | 362 | $34.65 | $13K |
| Apr 10, 2025 | McNeil Michael D. | Ch. Acct. & Ch. Admin. Officer | Tax withholding(F) | 527 | $34.69 | $18K |
| Apr 10, 2025 | McNeil Michael D. | Ch. Acct. & Ch. Admin. Officer | Tax withholding(F) | 343 | $34.69 | $12K |
| Apr 10, 2025 | McNeil Michael D. | Ch. Acct. & Ch. Admin. Officer | Tax withholding(F) | 378 | $33.01 | $12K |
| Mar 19, 2025 | McNeil Michael D. | Ch. Acct. & Ch. Admin. Officer | Grant(A) | 1K | — | $0 |
| Feb 25, 2025 | Waldrop Jacob A. | Chief Operating Officer | Grant(A) | 9K | — | $0 |
| Feb 25, 2025 | Nixon Ronald T | Chief Executive Officer, Director, 10% Owner | Grant(A) | 8K | — | $0 |
| Feb 25, 2025 | McNeil Michael D. | Ch. Acct. & Ch. Admin Officer | Grant(A) | 5K | — | $0 |
| Feb 25, 2025 | Taylor Elizabeth B | Chief Financial Officer | Grant(A) | 5K | — | $0 |
| Nov 11, 2024 | Myers Keith G | Director | Grant(A) | 2K | — | $0 |
| Jun 12, 2024 | Major Eric D | Director | Grant(A) | 3K | — | $0 |
| Jun 12, 2024 | Tanzberger Eric D | Director | Grant(A) | 4K | — | $0 |
| Jun 12, 2024 | Stuckert James W | Director, 10% Owner | Grant(A) | 3K | — | $0 |
| Jun 12, 2024 | DeSutter Robert Andrew | Director | Grant(A) | 4K | — | $0 |
| Jun 12, 2024 | Nixon Ronald T | Chief Executive Officer, Director, 10% Owner | Grant(A) | 11K | — | $0 |
| Jun 12, 2024 | Mack Roszell III | Director | Grant(A) | 4K | — | $0 |
| Jun 12, 2024 | Salamone Ann Beal | Director | Grant(A) | 3K | — | $0 |
| Jun 12, 2024 | Ortwein Sara N | Director | Grant(A) | 3K | — | $0 |
| Apr 15, 2024 | Waldrop Jacob A. | Chief Operating Officer | Grant(A) | 3K | — | $0 |
| Mar 7, 2024 | McNeil Michael D. | Chief Financial Officer | Grant(A) | 5K | — | $0 |
| Mar 7, 2024 | Fleming Zachary B. | Chief Executive Officer | Grant(A) | 13K | — | $0 |
| Mar 1, 2024 | McNeil Michael D. | Chief Financial Officer | Tax withholding(F) | 599 | $38.96 | $23K |
| Mar 1, 2024 | McNeil Michael D. | Chief Financial Officer | Tax withholding(F) | 687 | $38.96 | $27K |
| Mar 1, 2024 | Fleming Zachary B. | Chief Executive Officer | Tax withholding(F) | 790 | $38.96 | $31K |
| Mar 1, 2024 | Fleming Zachary B. | Chief Executive Officer | Tax withholding(F) | 926 | $38.96 | $36K |
| Feb 1, 2024 | McNeil Michael D. | Chief Financial Officer | Tax withholding(F) | 391 | $33.72 | $13K |
| Feb 1, 2024 | Fleming Zachary B. | Chief Executive Officer | Tax withholding(F) | 427 | $33.72 | $14K |
| Jan 1, 2024 | Fleming Zachary B. | Chief Executive Officer | Tax withholding(F) | 1K | $41.10 | $52K |
| Sep 21, 2023 | Fleming Zachary B. | Chief Executive Officer | Tax withholding(F) | 684 | $37.19 | $25K |
| Jun 1, 2023 | Tanzberger Eric D | Director | Grant(A) | 3K | — | $0 |
| Jun 1, 2023 | Stuckert James W | Director, 10% Owner | Grant(A) | 3K | — | $0 |
| Jun 1, 2023 | Salamone Ann Beal | Director | Grant(A) | 2K | — | $0 |
| Jun 1, 2023 | Ortwein Sara N | Director | Grant(A) | 3K | — | $0 |
| Jun 1, 2023 | Nixon Ronald T | Director, 10% Owner | Grant(A) | 10K | — | $0 |
| Jun 1, 2023 | Nixon Ronald T | Director, 10% Owner | Grant(A) | 9K | — | $0 |
| Jun 1, 2023 | Major Eric D | Director | Grant(A) | 3K | — | $0 |
| Jun 1, 2023 | Mack Roszell III | Director | Grant(A) | 3K | — | $0 |
| Jun 1, 2023 | DeSutter Robert Andrew | Director | Grant(A) | 3K | — | $0 |
| Apr 12, 2023 | McNeil Michael D. | Chief Financial Officer | Option exercise(M) | 1K | $6.00 | $6K |
| Apr 12, 2023 | McNeil Michael D. | Chief Financial Officer | Option exercise(M) | 1K | — | $0 |
| Mar 17, 2023 | McNeil Michael D. | Chief Financial Officer | Tax withholding(F) | 253 | $43.30 | $11K |
| Mar 17, 2023 | McNeil Michael D. | Chief Financial Officer | Tax withholding(F) | 532 | $41.50 | $22K |
| Mar 17, 2023 | McNeil Michael D. | Chief Financial Officer | Tax withholding(F) | 658 | $40.50 | $27K |
| Mar 17, 2023 | McMahon Rebecca E | President - R&D | Tax withholding(F) | 201 | $41.50 | $8K |
| Mar 17, 2023 | Fleming Zachary B. | Chief Executive Officer | Tax withholding(F) | 717 | $41.50 | $30K |
| Mar 17, 2023 | Fleming Zachary B. | Chief Executive Officer | Tax withholding(F) | 325 | $43.30 | $14K |
| Mar 17, 2023 | Fleming Zachary B. | Chief Executive Officer | Tax withholding(F) | 812 | $40.50 | $33K |
| Mar 17, 2023 | Fleming Zachary B. | Chief Executive Officer | Tax withholding(F) | 1K | $40.50 | $45K |
| Mar 2, 2023 | Fleming Zachary B. | Chief Executive Officer | Grant(A) | 2K | — | $0 |
| Mar 2, 2023 | Fleming Zachary B. | Chief Executive Officer | Grant(A) | 7K | — | $0 |
| Mar 2, 2023 | McNeil Michael D. | Chief Financial Officer | Grant(A) | 4K | — | $0 |
| Mar 2, 2023 | McMahon Rebecca E | President - R&D | Grant(A) | 2K | — | $0 |
| Dec 2, 2022 | McNeil Michael D. | Chief Financial Officer | Tax withholding(F) | 253 | $22.97 | $6K |
| Dec 2, 2022 | McNeil Michael D. | Chief Financial Officer | Tax withholding(F) | 865 | $30.79 | $27K |
| Dec 2, 2022 | Bowman Shawn M. | Insider | Tax withholding(F) | 1K | $30.79 | $38K |
| Dec 2, 2022 | Bowman Shawn M. | Insider | Tax withholding(F) | 1K | $36.86 | $41K |
| Dec 2, 2022 | Bowman Shawn M. | Insider | Tax withholding(F) | 82 | $30.79 | $3K |
| Dec 2, 2022 | Bowman Shawn M. | Insider | Tax withholding(F) | 260 | $22.97 | $6K |
| Dec 2, 2022 | Bowman Shawn M. | Insider | Disposed to issuer(D) | 4K | — | $0 |
| Dec 2, 2022 | Fleming Zachary B. | Chief Executive Officer | Tax withholding(F) | 1K | $30.79 | $45K |
| Dec 2, 2022 | Fleming Zachary B. | Chief Executive Officer | Tax withholding(F) | 325 | $22.97 | $7K |
| Nov 8, 2022 | Fleming Zachary B. | Chief Executive Officer | Sell(S) | 417 | $33.00 | $14K |
| Nov 4, 2022 | Fleming Zachary B. | Chief Executive Officer | Sell(S) | 563 | $33.00 | $19K |
| Nov 2, 2022 | Fleming Zachary B. | Chief Executive Officer | Sell(S) | 20 | $33.02 | $660 |
| Sep 22, 2022 | Bowman Shawn M. | Pres. - Strategic Partnerships | Sell(S) | 340 | $28.56 | $10K |
| Sep 22, 2022 | Bowman Shawn M. | Pres. - Strategic Partnerships | Sell(S) | 660 | $27.54 | $18K |
| Jul 7, 2022 | Salamone Ann Beal | Director | Grant(A) | 4K | — | $0 |
| Jul 7, 2022 | Nixon Ronald T | Director, 10% Owner | Grant(A) | 4K | — | $0 |
| Jul 7, 2022 | Stuckert James W | Director, 10% Owner | Grant(A) | 5K | — | $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 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 SMTI