Stock Ownership/BCHT

BIRCHTECH CORP. (BCHT): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in BCHT. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
2
13F filers
Aggregate Value
$1.5M
Across holders
Last Price
$1.18
2026-10-20
Sector
—
GICS
Quarterly fund activity1 increased1 reduced0 exited
Institutional Holders of BCHT
↗
2 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
Ancora Advisors, LLC
CIK 0001446114
Hedge Fund700K$1.4M94.4%0.0%Added$-322KQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund41K$85K5.6%0.0%Reduced$-20KQ2 2026
Ancora Advisors, LLCAdded
Hedge Fund
$1.4M· 94.4% of total· 0.0% port· 700K sh· $-322K QoQ· Q2 2026
CITADEL ADVISORS LLCReduced
Hedge Fund
$85K· 5.6% of total· 0.0% port· 41K sh· $-20K QoQ· Q2 2026
Recent insider activity
No Form 4 purchase or sale records in our coverage in the last 90 days.
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