BirchtechBCHT
13F holders, Q2 2026 (June 30)27holders +4
9new positions
5sold out
1famous investor
$2.05avg. 13F price*
At the end of Q2 2026, 27 institutions reported holding Birchtech Corp. (BCHT) in their 13F filings, up 4 from Q1 2026. 9 opened new positions and 5 sold out. The largest holders were Heartland Advisors Inc. ($2.0M), Vanguard Capital Management LLC ($1.5M) and Ancora Advisors LLC ($1.4M). One famous investor held it Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Birchtech Corp.
- CUSIP
- 59833H200
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 9 | $2.3M |
| Exits | 5 | $270K |
All 13F filers, Q1 2026 → Q2 2026: 1,431,210 shares bought and 173,505 shares sold, net +1,257,705 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 27 holders
| Heartland Advisors Inc. | 0.09% | No change | 1,000,000 | $2.0M |
| Vanguard Capital Management LLC | 0.00% | New | 721,182 | $1.5M |
| Ancora Advisors LLC | 0.03% | Add +63.4% | 700,244 | $1.4M |
| Chapin Davis, Inc. | 0.25% | No change | 686,693 | $1.4M |
| Aristides Capital LLC | 0.22% | No change | 425,000 | $871K |
| White Pine Capital LLC | 0.16% | Reduce -6.2% | 330,154 | $677K |
| Geode Capital Management, LLC | 0.00% | New | 139,192 | $285K |
| Vanguard Fiduciary Trust Co. | 0.00% | New | 103,667 | $213K |
| BlackRock, Inc. | 0.00% | New | 71,250 | $146K |
| ARS Investment Partners, LLC | 0.01% | Add +25.6% | 64,200 | $132K |
| Sigma Planning Corp | 0.00% | No change | 52,412 | $107K |
| Diametric Capital, LP | 0.01% | Add +27.0% | 52,954 | $105K |
| Northern Trust Corp. | 0.00% | New | 47,555 | $97K |
| Citadel Advisors | 0.00% | Reduce -18.8% | 41,385 | $85K |
| Crewe Advisors LLC | 0.01% | Add +114.5% | 35,600 | $73K |
| Corient Private Wealth LP | 0.00% | New | 21,544 | $44K |
| UBS Group AG | 0.00% | Add +112.3% | 15,513 | $32K |
| Waters Parkerson & Co., LLC | 0.00% | No change | 13,000 | $27K |
| Cibc World Market Inc. | 0.00% | No change | 10,607 | $22K |
| Smartleaf Asset Management LLC | 0.00% | No change | 9,091 | $19K |
| National Bank of Canada | 0.00% | Add +1.7% | 4,882 | $12K |
| Persistent Asset Partners Ltd | 0.00% | New | 3,094 | $6K |
| Morgan Stanley | 0.00% | No change | 2,500 | $5K |
| Royal Bank of Canada | 0.00% | New | 506 | $1K |
| Caitong International Asset Management Co., Ltd | 0.00% | Add +11.1% | 10 | $20 |
| Barclays PLC | 0.00% | New | 2 | $4 |
| Huntington National Bank | 0.00% | No change | 1 | $2 |
"% of holder's portfolio" is BCHT's weight in each manager's 13F, not the share of Birchtech Corp. the manager owns.