|
⚲
|
| Keyboard |
| Kaye David M
✚
|
|
|---|---|
| CIK # | 0001358094 |
| EDGAR Form | CIK | 2011 - 2026 |
|---|---|---|
| 3 | [0001358094] | |
| 4 | [0001358094] |
| Form 3/4/5 Subject | 2011 - 2026 |
|---|---|
| Kaye David M | |
| Birchtech Corp |
| Insider Transaction (Form 3/4/5) | Date | Action | Shares | Price | Value ($) |
|---|---|---|---|---|---|
|
Birchtech Corp BCHT
Common Stock
|
2025-12-12 | Tax withheld | 155,214 | $0.93 | 144,349 |
|
Birchtech Corp BCHT
Stock Option (Right to Buy) · derivative
|
2025-12-12 | Option exercise | 250,000 | $0.00 | |
|
Birchtech Corp BCHT
Common Stock
|
2025-12-12 | Option exercise | 250,000 | $0.58 | 145,000 |
|
Birchtech Corp MEEC
Stock Option (Right to Buy) · derivative
|
2024-01-15 | Grant | 100,000 | $0.00 | |
|
Birchtech Corp MEEC
Common Stock
|
2023-12-11 | Tax withheld | 1,578 | $0.99 | 1,562 |
|
Birchtech Corp MEEC
Stock Option (Right to Buy) · derivative
|
2023-12-11 | Option exercise | 6,250 | $0.00 | |
|
Birchtech Corp MEEC
Common Stock
|
2023-12-11 | Option exercise | 6,250 | $0.25 | 1,562 |
|
Birchtech Corp MEEC
Common Stock
|
2023-11-30 | Option exercise | 6,250 | $0.33 | 2,062 |
|
Birchtech Corp MEEC
Stock Option (Right to Buy) · derivative
|
2023-11-30 | Option exercise | 6,250 | $0.00 | |
|
Birchtech Corp MEEC
Common Stock
|
2023-11-30 | Tax withheld | 2,112 | $0.98 | 2,070 |
|
Birchtech Corp MEEC
Common Stock
|
2023-10-31 | Option exercise | 6,250 | $0.20 | 1,250 |
|
Birchtech Corp MEEC
Stock Option (Right to Buy) · derivative
|
2023-10-31 | Option exercise | 6,250 | $0.00 | |
|
Birchtech Corp MEEC
Common Stock
|
2023-10-31 | Tax withheld | 3,081 | $0.41 | 1,263 |
|
Birchtech Corp MEEC
Common Stock
|
2023-09-29 | Tax withheld | 4,141 | $0.39 | 1,615 |
|
Birchtech Corp MEEC
Common Stock
|
2023-09-29 | Option exercise | 6,250 | $0.26 | 1,625 |
|
Birchtech Corp MEEC
Stock Option (Right to Buy) · derivative
|
2023-09-29 | Option exercise | 6,250 | $0.00 | |
|
Birchtech Corp MEEC
Stock Option (Right to Buy) · derivative
|
2023-07-28 | Option exercise | 6,250 | $0.00 | |
|
Birchtech Corp MEEC
Common Stock
|
2023-07-28 | Option exercise | 6,250 | $0.17 | 1,062 |
|
Birchtech Corp MEEC
Common Stock
|
2023-07-28 | Tax withheld | 3,209 | $0.33 | 1,059 |
|
Birchtech Corp MEEC
Common Stock
|
2023-06-28 | Option exercise | 6,250 | $0.21 | 1,312 |
| showing 20 of 32 most recent transactions | |||||