🕵️ Birchtech Corp. ($BCHT)
SEC insider & ownership activity, last 12 months · CIK 728385 · every row links its SEC filing
Over the last 12 months insiders bought $750K with no open-market selling against it. MacPherson Richard bought $750K in discretionary trades (Feb). No red-flag 8-Ks in the window.
Insider flow
1 buyer, $750K (1 lots) · 0 sellers, $0 (0 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| MacPherson Richard | 1 | $750K | 0 | – | Feb 27, 2026 |
5%+ holders
No current 5%+ beneficial-ownership positions on file.
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Material Modifications to Rights of Security Holders (3.03) | Jul 23, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | Jul 23, 2026 | filing ↗ |
| Shareholder vote (5.07) | Jul 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 23, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 1, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 1, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 1, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 1, 2026 | filing ↗ |
| Shareholder Nominations Pursuant to Exchange Act Rule 14a-11 (5.08) | Apr 10, 2026 | filing ↗ |
| Other events (8.01) | Apr 10, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 10, 2026 | filing ↗ |
| Other events (8.01) | Mar 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 17, 2026 | filing ↗ |
| Material agreement (1.01) | Feb 25, 2026 | filing ↗ |
| Other events (8.01) | Feb 25, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 25, 2026 | filing ↗ |
| Other events (8.01) | Dec 29, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Dec 29, 2025 | filing ↗ |
| Material Modifications to Rights of Security Holders (3.03) | Dec 23, 2025 | filing ↗ |
| Charter/bylaw changes (5.03) | Dec 23, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Dec 23, 2025 | filing ↗ |