Birchtech Corp.
BCHT- Exchange
- NYSE
- Industry
- Measuring & Controlling Devices, NEC
- SEC CIK
- 0000728385
Insider trades, last 90 days
None
- No open-market purchases or sales were filed in the last 90 days.
13F holders, Q2 2026
27
- +4 vs. Q1 2026
- Total value $9.33M
Superinvestors holding BCHT
0
- None of the superinvestors held BCHT at the end of Q2 2026.
Price chart
Latest insider trades
View all: Latest insider tradesOpen-market purchases and sales by BCHT insiders, newest first.
| Filed (ET) | Trade date | Insider | Transaction | Shares | Avg price | Value | Shares after | Holding change | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Mar 2, 2026 | Feb 27, 2026 | MacPherson RichardPresident and CEO | PPurchaseCommon Stock | +312.5K | $2.40 | +$750K | 2.96M | +11.8% | SEC |
| Nov 1, 20222:36 PM ET | Oct 28, 2022 | Alterna Core Capital Assets Fund II, L.P. and 6 others10% Owner | SSaleCommon Stock · Derivative | −11.7M | $0.00 | $0 | 11.7M | – | SEC |
| Sep 6, 20223:41 PM ET | Sep 2, 2022 | Greenberg ChristopherChairman of the Board | PPurchaseCommon Stock | +10K | $0.24 | +$2.4K | 4.36M | +0.2% | SEC |
Top 5 13F holders, Q2 2026
View all: Top 5 13F holders, Q2 2026The largest institutional positions in BCHT at the end of Q2 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| HEARTLAND ADVISORS INC | 1,000,000 | $2.05M | 0.09% | 00.0% | Unchanged |
| VANGUARD CAPITAL MANAGEMENT LLC | 721,182 | $1.48M | 0.00% | +721,182 | New |
| Ancora Advisors, LLC | 700,244 | $1.44M | 0.03% | +271,558+63.3% | Added |
| CHAPIN DAVIS, INC. | 686,693 | $1.41M | 0.25% | 00.0% | Unchanged |
| Aristides Capital LLC | 425,000 | $871.25K | 0.22% | 00.0% | Unchanged |