Birchtech Corp.
BCHT- Exchange
- NYSE
- Industry
- Measuring & Controlling Devices, NEC
- SEC CIK
- 0000728385
No open-market purchases or sales by Birchtech Corp. insiders were filed in the last 90 days; 27 institutions reported holding it in 13F filings for Q2 2026, worth $9.33M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Birchtech Corp. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 23
- +21 vs. Q4 2025
- Shares held
- 3.29M
- +3.20M (+3,225.0%) vs. Q4 2025
- Total value
- $6.26M
- +$5.91M (+1,713.2%) vs. Q4 2025
- New holders
- 21
- 1 more added
- Sold out
- 0
- 1 more reduced
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting BCHT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 27 | $9.33M |
| Q1 2026 | 23 | $6.81M |
| Q4 2025 | 2 | $345.2K |
| Q3 2025 | 2 | $154.0K |
| Q2 2025 | 1 | $88.4K |
| Q1 2025 | 1 | $75.0K |
| Q4 2024 | 1 | $76.5K |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Birchtech Corp.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Heartland Advisors Inc | 1,000,000 | $1.90M | 0.10% | +1,000,000 | New |
| Chapin Davis, Inc. | 686,693 | $1.30M | 0.29% | +686,693 | New |
| Ancora Advisors, LLC | 428,686 | $814.5K | 0.02% | +375,802+710.6% | Added |
| Aristides Capital LLC | 425,000 | $807.5K | 0.27% | +425,000 | New |
| White Pine Capital LLC | 351,885 | $668.6K | 0.18% | +351,885 | New |
| Sigma Planning Corp | 52,412 | $99.6K | 0.00% | +52,412 | New |
| ARS Investment Partners, LLC | 51,100 | $97.1K | 0.01% | +51,100 | New |
| Citadel Advisors LLC | 50,994 | $96.9K | 0.00% | +50,994 | New |
| Colony Group, LLC | 42,700 | $81.1K | 0.00% | +42,700 | New |
| Diametric Capital, LP | 41,685 | $77.8K | 0.02% | +41,685 | New |
| HRT Financial LP | 33,855 | $64.0K | 0.00% | +33,855 | New |
| Mink Brook Asset Management LLC | 30,000 | $57.0K | 0.03% | −16,200−35.1% | Reduced |
| GTS Securities LLC | 25,233 | $47.9K | 0.00% | +25,233 | New |
| Crewe Advisors LLC | 16,600 | $31.5K | 0.00% | +16,600 | New |
| Waters Parkerson & Co., LLC | 13,000 | $24.7K | 0.00% | +13,000 | New |
| CIBC World Markets Inc. | 10,607 | $20.2K | 0.00% | +10,607 | New |
| Prelude Capital Management, LLC | 10,377 | $19.7K | 0.00% | +10,377 | New |
| Smartleaf Asset Management LLC | 9,091 | $17.0K | 0.00% | +9,091 | New |
| UBS Group AG | 7,306 | $13.9K | 0.00% | +7,306 | New |
| National Bank of Canada | 4,799 | $10.4K | 0.00% | +4,799 | New |
| Morgan Stanley | 2,500 | $4.75K | 0.00% | +2,500 | New |
| Caitong International Asset Management Co., Ltd | 9 | $17 | 0.00% | +9 | New |
| Huntington National Bank | 1 | $2 | 0.00% | +1 | New |