In the last 12 months, insiders at Birchtech Corp. ($BCHT) filed 103 transactions with the SEC: 1 open-market purchases totaling $750,000 and 0 sales totaling $0. Net insider sentiment: net buying.
Birchtech Corp. operates in the Measuring & controlling devices, nec industry (Industrial Applications and Services sector).
Most Active Insiders
- MacPherson Richard (President and CEO) — 29 transactions totaling $2,502,424
- Pavlish John (Senior VP/Chief Tech Officer) — 37 transactions totaling $1,832,040
- Kaye David M (Director) — 22 transactions totaling $307,752
- Greenberg Christopher (Chairman of the Board) — 5 transactions totaling $209,500
- Kaye David M (Secretary) — 6 transactions totaling $98,625
View all SEC Filings for Birchtech Corp. (BCHT).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 27, 2026 | MacPherson Richard | President and CEO | P | Common Stock | 312500 | $2.40 | 2,955,095.0000 | 98,000,381 | 11.83% | 0.32% |
| Dec. 11, 2025 | Pavlish John | Senior VP/Chief Tech Officer | M | Stock Option (Right to Buy) | 300000 | $0.00 | 200,000.0000 | 98,000,381 | 60.00% | 0.31% |
| Dec. 11, 2025 | Pavlish John | Senior VP/Chief Tech Officer | F | Common Stock | 190560 | $0.91 | 2,198,528.0000 | 98,000,381 | 7.98% | 0.19% |
| Dec. 12, 2025 | Kaye David M | Director | M | Stock Option (Right to Buy) | 250000 | $0.00 | 0.0000 | 98,000,381 | 100.00% | 0.26% |
| Dec. 12, 2025 | Kaye David M | Director | F | Common Stock | 155214 | $0.93 | 370,142.0000 | 98,000,381 | 29.54% | 0.16% |
| Dec. 12, 2025 | Kaye David M | Director | M | Common Stock | 250000 | $0.58 | 525,356.0000 | 98,000,381 | 90.79% | 0.26% |
| Dec. 12, 2025 | MacPherson Richard | President and CEO | F | Common Stock | 310427 | $0.93 | 13,212,954.0000 | 98,000,381 | 2.30% | 0.32% |
| Dec. 12, 2025 | MacPherson Richard | President and CEO | M | Stock Option (Right to Buy) | 500000 | $0.00 | 0.0000 | 98,000,381 | 100.00% | 0.51% |
| Dec. 12, 2025 | MacPherson Richard | President and CEO | M | Common Stock | 500000 | $0.58 | 13,523,381.0000 | 98,000,381 | 3.84% | 0.51% |
| Dec. 11, 2025 | Pavlish John | Senior VP/Chief Tech Officer | M | Common Stock | 300000 | $0.58 | 2,389,088.0000 | 98,000,381 | 14.36% | 0.31% |
| June 20, 2025 | MacPherson Richard | President and CEO | M | Stock Option (Right to Buy) | 500000 | $0.00 | 0.0000 | 95,290,548 | 100.00% | 0.52% |
| June 20, 2025 | Pavlish John | Senior VP/Chief Tech Officer | M | Common Stock | 500000 | $0.19 | 2,270,110.0000 | 95,290,548 | 28.25% | 0.52% |
| June 20, 2025 | MacPherson Richard | President and CEO | F | Common Stock | 181022 | $0.52 | 13,023,381.0000 | 95,290,548 | 1.37% | 0.19% |
| June 20, 2025 | MacPherson Richard | President and CEO | M | Common Stock | 500000 | $0.19 | 13,204,403.0000 | 95,290,548 | 3.94% | 0.52% |
| June 20, 2025 | Pavlish John | Senior VP/Chief Tech Officer | M | Stock Option (Right to Buy) | 500000 | $0.00 | 0.0000 | 95,290,548 | 100.00% | 0.52% |
| June 20, 2025 | Pavlish John | Senior VP/Chief Tech Officer | F | Common Stock | 181022 | $0.52 | 2,089,088.0000 | 95,290,548 | 7.97% | 0.19% |
| Jan. 9, 2025 | Coogler Mitzi H | Director | A | Stock Option (Right to Buy) | 100000 | $0.00 | 100,000.0000 | 95,290,548 | 9999.99% | 0.10% |
| June 24, 2024 | MacPherson Richard | President and CEO | F | Common Stock | 613544 | $0.66 | 12,704,403.0000 | 97,452,397 | 4.61% | 0.63% |
| June 24, 2024 | Pavlish John | Senior VP/Chief Tech Officer | M | Common Stock | 1000000 | $0.45 | 2,097,243.0000 | 97,452,397 | 91.14% | 1.03% |
| June 24, 2024 | Pavlish John | Senior VP/Chief Tech Officer | F | Common Stock | 681715 | $0.66 | 1,415,528.0000 | 97,452,397 | 32.51% | 0.70% |
| June 24, 2024 | Pavlish John | Senior VP/Chief Tech Officer | M | Common Stock | 600000 | $0.27 | 2,015,528.0000 | 97,452,397 | 42.39% | 0.62% |
| June 24, 2024 | Pavlish John | Senior VP/Chief Tech Officer | F | Common Stock | 245418 | $0.66 | 1,770,110.0000 | 97,452,397 | 12.18% | 0.25% |
| June 24, 2024 | Pavlish John | Senior VP/Chief Tech Officer | M | Stock Option (Right to Buy) | 1000000 | $0.00 | 0.0000 | 97,452,397 | 100.00% | 1.03% |
| June 24, 2024 | Pavlish John | Senior VP/Chief Tech Officer | M | Stock Option (Right to Buy) | 600000 | $0.00 | 0.0000 | 97,452,397 | 100.00% | 0.62% |
| June 24, 2024 | MacPherson Richard | President and CEO | M | Common Stock | 1500000 | $0.27 | 13,317,947.0000 | 97,452,397 | 12.69% | 1.54% |
| June 24, 2024 | MacPherson Richard | President and CEO | M | Stock Option (Right to Buy) | 1500000 | $0.00 | 0.0000 | 97,452,397 | 100.00% | 1.54% |
| Jan. 15, 2024 | Pavlish John | Senior VP/Chief Tech Officer | A | Stock Option (Right to Buy) | 100000 | $0.00 | 100,000.0000 | 97,452,397 | 9999.99% | 0.10% |
| Jan. 15, 2024 | Greenberg Christopher | Chairman of the Board | A | Stock Option (Right to Buy) | 200000 | $0.00 | 200,000.0000 | 97,452,397 | 9999.99% | 0.21% |
| Jan. 15, 2024 | MacPherson Richard | President and CEO | A | Stock Option (Right to Buy) | 300000 | $0.00 | 300,000.0000 | 97,452,397 | 9999.99% | 0.31% |
| Jan. 15, 2024 | Grant Troy J | Director | A | Common Stock | 50000 | $0.00 | 200,000.0000 | 97,452,397 | 33.33% | 0.05% |
| Jan. 15, 2024 | Fitzmaurice Fiona | Chief Financial Officer | A | Stock Option (Right to Buy) | 25000 | $0.00 | 25,000.0000 | 97,452,397 | 9999.99% | 0.03% |
| Jan. 15, 2024 | Kaye David M | Director | A | Stock Option (Right to Buy) | 100000 | $0.00 | 100,000.0000 | 97,452,397 | 9999.99% | 0.10% |
| Jan. 15, 2024 | Trettel James | Vice President of Operations | A | Stock Option (Right to Buy) | 200000 | $0.00 | 200,000.0000 | 97,452,397 | 9999.99% | 0.21% |
| Dec. 11, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Common Stock | 13750 | $0.25 | 1,100,715.0000 | 0 | 1.26% | 0.00% |
| Dec. 11, 2023 | Pavlish John | Senior VP/Chief Tech Officer | F | Common Stock | 3472 | $0.99 | 1,097,243.0000 | 0 | 0.32% | 0.00% |
| Dec. 11, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Stock Option (Right to Buy) | 13750 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Dec. 11, 2023 | Kaye David M | Director | M | Stock Option (Right to Buy) | 6250 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Dec. 11, 2023 | Kaye David M | Director | F | Common Stock | 1578 | $0.99 | 275,356.0000 | 0 | 0.57% | 0.00% |
| Dec. 11, 2023 | Kaye David M | Director | M | Common Stock | 6250 | $0.25 | 276,934.0000 | 0 | 2.31% | 0.00% |
| Nov. 30, 2023 | Pavlish John | Senior VP/Chief Tech Officer | F | Common Stock | 4646 | $0.98 | 1,086,965.0000 | 0 | 0.43% | 0.00% |
| Nov. 30, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Stock Option (Right to Buy) | 13750 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Nov. 30, 2023 | Kaye David M | Director | M | Stock Option (Right to Buy) | 6250 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Nov. 30, 2023 | Kaye David M | Director | F | Common Stock | 2112 | $0.98 | 270,684.0000 | 0 | 0.77% | 0.00% |
| Nov. 30, 2023 | Kaye David M | Director | M | Common Stock | 6250 | $0.33 | 272,796.0000 | 0 | 2.34% | 0.00% |
| Nov. 30, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Common Stock | 13750 | $0.33 | 1,091,611.0000 | 0 | 1.28% | 0.00% |
| Oct. 31, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Common Stock | 13750 | $0.20 | 1,084,638.0000 | 0 | 1.28% | 0.00% |
| Oct. 31, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Stock Option (Right to Buy) | 13750 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Oct. 31, 2023 | MacPherson Richard | President and CEO | M | Common Stock | 16458 | $0.20 | 11,826,059.0000 | 0 | 0.14% | 0.00% |
| Oct. 31, 2023 | MacPherson Richard | President and CEO | F | Common Stock | 8112 | $0.41 | 11,817,947.0000 | 0 | 0.07% | 0.00% |
| Oct. 31, 2023 | MacPherson Richard | President and CEO | M | Stock Option (Right to Buy) | 16458 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Oct. 31, 2023 | Kaye David M | Director | M | Common Stock | 6250 | $0.20 | 269,627.0000 | 0 | 2.37% | 0.00% |
| Oct. 31, 2023 | Kaye David M | Director | F | Common Stock | 3081 | $0.41 | 266,546.0000 | 0 | 1.14% | 0.00% |
| Oct. 31, 2023 | Kaye David M | Director | M | Stock Option (Right to Buy) | 6250 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Oct. 31, 2023 | Pavlish John | Senior VP/Chief Tech Officer | F | Common Stock | 6777 | $0.41 | 1,077,861.0000 | 0 | 0.62% | 0.00% |
| Sept. 29, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Stock Option (Right to Buy) | 13750 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Sept. 29, 2023 | Pavlish John | Senior VP/Chief Tech Officer | F | Common Stock | 9109 | $0.39 | 1,070,888.0000 | 0 | 0.84% | 0.00% |
| Sept. 29, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Common Stock | 13750 | $0.26 | 1,079,997.0000 | 0 | 1.29% | 0.00% |
| Sept. 29, 2023 | Kaye David M | Director | F | Common Stock | 4141 | $0.39 | 263,377.0000 | 0 | 1.55% | 0.00% |
| Sept. 29, 2023 | MacPherson Richard | President and CEO | M | Common Stock | 16458 | $0.26 | 11,820,504.0000 | 0 | 0.14% | 0.00% |
| Sept. 29, 2023 | MacPherson Richard | President and CEO | F | Common Stock | 10903 | $0.39 | 11,809,601.0000 | 0 | 0.09% | 0.00% |
| Sept. 29, 2023 | MacPherson Richard | President and CEO | M | Stock Option (Right to Buy) | 16458 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Sept. 29, 2023 | Kaye David M | Director | M | Common Stock | 6250 | $0.26 | 267,518.0000 | 0 | 2.39% | 0.00% |
| Sept. 29, 2023 | Kaye David M | Director | M | Stock Option (Right to Buy) | 6250 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| July 28, 2023 | Kaye David M | Director | M | Common Stock | 6250 | $0.17 | 264,477.0000 | 0 | 2.42% | 0.00% |
| July 28, 2023 | Kaye David M | Director | F | Common Stock | 3209 | $0.33 | 261,268.0000 | 0 | 1.21% | 0.00% |
| July 28, 2023 | Kaye David M | Director | M | Stock Option (Right to Buy) | 6250 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| July 28, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Common Stock | 13750 | $0.17 | 1,073,307.0000 | 0 | 1.30% | 0.00% |
| July 28, 2023 | Pavlish John | Senior VP/Chief Tech Officer | F | Common Stock | 7060 | $0.33 | 1,066,247.0000 | 0 | 0.66% | 0.00% |
| July 28, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Stock Option (Right to Buy) | 13750 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| July 28, 2023 | MacPherson Richard | President and CEO | M | Common Stock | 16458 | $0.17 | 11,812,497.0000 | 0 | 0.14% | 0.00% |
| July 28, 2023 | MacPherson Richard | President and CEO | F | Common Stock | 8451 | $0.33 | 11,804,046.0000 | 0 | 0.07% | 0.00% |
| July 28, 2023 | MacPherson Richard | President and CEO | M | Stock Option (Right to Buy) | 16458 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| June 28, 2023 | Pavlish John | Senior VP/Chief Tech Officer | F | Common Stock | 9625 | $0.30 | 1,059,557.0000 | 0 | 0.90% | 0.00% |
| June 28, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Stock Option (Right to Buy) | 13750 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| June 28, 2023 | MacPherson Richard | President and CEO | F | Common Stock | 7954 | $0.30 | 11,791,101.0000 | 0 | 0.07% | 0.00% |
| June 28, 2023 | MacPherson Richard | President and CEO | M | Common Stock | 16458 | $0.21 | 11,807,559.0000 | 0 | 0.14% | 0.00% |
| June 28, 2023 | MacPherson Richard | President and CEO | F | Common Stock | 11520 | $0.30 | 11,796,039.0000 | 0 | 0.10% | 0.00% |
| June 28, 2023 | MacPherson Richard | President and CEO | M | Stock Option (Right to Buy) | 8229 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| June 28, 2023 | MacPherson Richard | President and CEO | M | Stock Option (Right to Buy) | 16458 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| June 28, 2023 | Kaye David M | Director | M | Common Stock | 6250 | $0.21 | 262,602.0000 | 0 | 2.44% | 0.00% |
| June 28, 2023 | Kaye David M | Director | F | Common Stock | 4375 | $0.30 | 258,227.0000 | 0 | 1.67% | 0.00% |
| June 28, 2023 | Kaye David M | Director | M | Stock Option (Right to Buy) | 6250 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| June 28, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Common Stock | 13750 | $0.21 | 1,069,182.0000 | 0 | 1.30% | 0.00% |
| June 28, 2023 | MacPherson Richard | President and CEO | M | Common Stock | 8229 | $0.29 | 11,799,055.0000 | 0 | 0.07% | 0.00% |
| June 7, 2023 | Kaye David M | Secretary | M | Common Stock | 6250 | $0.29 | 261,250.0000 | 0 | 2.45% | 0.00% |
| June 5, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Common Stock | 6875 | $0.29 | 1,060,678.0000 | 0 | 0.65% | 0.00% |
| June 7, 2023 | Kaye David M | Secretary | M | Stock Option (Right to Buy) | 6250 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| June 7, 2023 | Kaye David M | Secretary | F | Common Stock | 4898 | $0.37 | 256,352.0000 | 0 | 1.87% | 0.00% |
| June 5, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Stock Option (Right to Buy) | 6875 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| June 5, 2023 | Pavlish John | Senior VP/Chief Tech Officer | F | Common Stock | 5246 | $0.38 | 1,055,432.0000 | 0 | 0.49% | 0.00% |
| Feb. 20, 2023 | Pavlish John | Senior VP/Chief Tech Officer | F | Common Stock | 32142 | $0.42 | 1,053,803.0000 | 0 | 2.96% | 0.00% |
| Feb. 20, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Common Stock | 50000 | $0.27 | 1,085,945.0000 | 0 | 4.83% | 0.00% |
| Feb. 20, 2023 | Pavlish John | Senior VP/Chief Tech Officer | M | Stock Option (Right to Buy) | 50000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Feb. 1, 2023 | Kaye David M | Secretary | F | Common Stock | 95000 | $0.50 | 255,000.0000 | 0 | 27.14% | 0.00% |
| Feb. 1, 2023 | Kaye David M | Secretary | M | Common Stock | 250000 | $0.19 | 350,000.0000 | 0 | 250.00% | 0.00% |
| Feb. 1, 2023 | Kaye David M | Secretary | M | Stock Option (Right to Buy) | 250000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Feb. 1, 2023 | MacPherson Richard | President and CEO | M | Common Stock | 250000 | $0.28 | 11,930,826.0000 | 0 | 2.14% | 0.00% |
| Feb. 1, 2023 | MacPherson Richard | President and CEO | F | Common Stock | 140000 | $0.50 | 11,790,826.0000 | 0 | 1.17% | 0.00% |
| Feb. 1, 2023 | MacPherson Richard | President and CEO | M | Stock Option (Right to Buy) | 250000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Feb. 1, 2023 | Greenberg Christopher | Chairman of the Board | M | Common Stock | 600000 | $0.27 | 5,180,533.0000 | 0 | 13.10% | 0.00% |
| Feb. 1, 2023 | Greenberg Christopher | Chairman of the Board | M | Common Stock | 250000 | $0.19 | 5,430,533.0000 | 0 | 4.83% | 0.00% |
| Feb. 1, 2023 | Greenberg Christopher | Chairman of the Board | M | Stock Option (Right to Buy) | 600000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Feb. 1, 2023 | Greenberg Christopher | Chairman of the Board | M | Stock Option (Right to Buy) | 250000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |