BCHT
BIRCHTECH (BCHT)
NYSE
$1.16-$0.01 (-1.28%)
Price as of Nov 13, 2026 12:50 PM EST
  • $30.8M
    Market Cap
  • N/A
    1-Year Change
  • Pollution & Treatment Controls
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
HEARTLAND ADVISORS INC
3.31%
871,550
-128,450 (-14.74%)
Sep 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
2.74%
721,182
+721,182 (+100.00%)
Jun 30, 2026
ANCORA ADVISORS LLC
2.66%
700,244
+271,558 (+38.78%)
Jun 30, 2026
ANCORA ADVISORS, LLC
2.66%
700,244
+271,558 (+38.78%)
Jun 30, 2026
CHAPIN DAVIS, INC.
2.61%
686,693
0 (0.00%)
Jun 30, 2026
ARISTIDES CAPITAL LLC
1.62%
425,000
0 (0.00%)
Jun 30, 2026
WHITE PINE CAPITAL LLC
1.22%
321,542
-8,612 (-2.68%)
Sep 30, 2026

Current Ownership Distribution

  • Institutions10.1M (38.42%)
  • Other9.4M (35.84%)
  • Mutual Funds3.8M (14.50%)
  • Insiders3.0M (11.23%)

Insider Transactions

  • 11.23% (3.0M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 0
    Number of InsiderSelling (last 12 months)
  • $0.00
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
MacPherson Richard
President and CEO
Exempt
Jun 20, 2025
$0.00
500,000
$0.00
0
MacPherson Richard
President and CEO
Exempt
Jun 20, 2025
$95,000.00
500,000
$0.19
13.2M
MacPherson Richard
President and CEO
In Kind
Jun 20, 2025
$95,000.35
181,022
$0.52
13.0M
Coogler Mitzi H
Award
Jan 09, 2025
$0.00
100,000
$0.00
100,000