Birchtech Corp. - BCHT
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| HEARTLAND ADVISORS INC | History | No change | 1,000,000 | 2,050 | 0.09% | 0.1% | 1 | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | New | 721,182 | 1,478 | 0.0% | — | 2 | +721,182 | New | Q2 2026 | Aug 13, 2026 |
| Ancora Advisors LLC | History | Added to | 700,244 | 1,435 | 0.03% | 0.02% | 3 | +271,558 | 63.35% | Q2 2026 | Aug 14, 2026 |
| CHAPIN DAVIS, INC. | History | No change | 686,693 | 1,407 | 0.25% | 0.29% | 4 | 0 | 0.0% | Q2 2026 | Jul 07, 2026 |
| Aristides Capital LLC | History | No change | 425,000 | 871 | 0.17% | 0.17% | 5 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| WHITE PINE CAPITAL LLC | History | Added to | 330,154 | 676 | 0.16% | 0.15% | 6 | +40,981 | 14.17% | Q2 2026 | Aug 05, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | New | 139,192 | 285 | 0.0% | — | 7 | +139,192 | New | Q2 2026 | Aug 12, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | New | 103,667 | 212 | 0.0% | — | 8 | +103,667 | New | Q2 2026 | Aug 13, 2026 |
| BlackRock, Inc. | History | New | 71,250 | 146 | 0.0% | — | 9 | +71,250 | New | Q2 2026 | Aug 07, 2026 |
| ARS Investment Partners, LLC | History | Added to | 64,200 | 131 | 0.01% | 0.01% | 10 | +13,100 | 25.64% | Q2 2026 | Jul 09, 2026 |
| Sigma Planning Corp | History | No change | 52,412 | 107 | 0.0% | 0.0% | 11 | 0 | 0.0% | Q2 2026 | Aug 07, 2026 |
| Diametric Capital, LP | History | Added to | 52,954 | 104 | 0.01% | 0.02% | 12 | +11,269 | 27.03% | Q2 2026 | Aug 14, 2026 |
| NORTHERN TRUST CORP | History | New | 47,555 | 97 | 0.0% | — | 13 | +47,555 | New | Q2 2026 | Aug 13, 2026 |
| CITADEL ADVISORS LLC | History | Reduced | 41,385 | 84 | 0.0% | 0.0% | 14 | -9,609 | -18.84% | Q2 2026 | Sep 02, 2026 |
| Crewe Advisors LLC | History | Added to | 35,600 | 72 | 0.01% | 0.0% | 15 | +19,000 | 114.46% | Q2 2026 | Jul 23, 2026 |
| Corient Private Wealth LP | History | New | 21,544 | 44 | 0.0% | — | 16 | +21,544 | New | Q2 2026 | Aug 27, 2026 |
| UBS Group AG | History | Added to | 15,513 | 31 | 0.0% | 0.0% | 17 | +8,207 | 112.33% | Q2 2026 | Aug 13, 2026 |
| WATERS PARKERSON & CO., LLC | History | No change | 13,000 | 26 | 0.0% | 0.0% | 18 | 0 | 0.0% | Q2 2026 | Jul 30, 2026 |
| CIBC WORLD MARKET INC. | History | No change | 10,607 | 21 | 0.0% | 0.0% | 19 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Smartleaf Asset Management LLC | History | No change | 9,091 | 18 | 0.0% | 0.0% | 20 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| NATIONAL BANK OF CANADA /FI/ | History | Added to | 4,882 | 11 | 0.0% | 0.0% | 21 | +83 | 1.73% | Q2 2026 | Aug 10, 2026 |
| Persistent Asset Partners Ltd | History | New | 3,094 | 6 | 0.0% | — | 22 | +3,094 | New | Q2 2026 | Aug 06, 2026 |
| MORGAN STANLEY | History | No change | 2,500 | 5 | 0.0% | 0.0% | 23 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| ROYAL BANK OF CANADA | History | New | 506 | 1 | 0.0% | — | 24 | +506 | New | Q2 2026 | Aug 14, 2026 |
| Focus Partners Wealth | History | Closed out | 0 | 0 | — | 0.0% | — | -42,700 | -100.0% | Q2 2026 | Aug 12, 2026 |
| HRT FINANCIAL LP | History | Closed out | 0 | 0 | — | 0.0% | — | -33,855 | -100.0% | Q2 2026 | Aug 14, 2026 |
| Mink Brook Asset Management LLC | History | Closed out | 0 | 0 | — | 0.03% | — | -30,000 | -100.0% | Q2 2026 | Aug 14, 2026 |
| GTS SECURITIES LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -25,233 | -100.0% | Q2 2026 | Aug 14, 2026 |
| PRELUDE CAPITAL MANAGEMENT, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -10,377 | -100.0% | Q2 2026 | Aug 14, 2026 |
| BARCLAYS PLC | History | New | 2 | 0 | — | — | — | +2 | New | Q2 2026 | Aug 14, 2026 |
| Caitong International Asset Management Co., Ltd | History | Added to | 10 | 0 | — | — | — | +1 | 11.11% | Q2 2026 | Aug 04, 2026 |
| HUNTINGTON NATIONAL BANK | History | No change | 1 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |