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Birchtech Corp. (BCHT) short interest & options flow

AMEX
Latest pulse14 May 2026

BCHT short interest surges 38% in one week to 36,500 shares, as CEO Richard MacPherson bought 312,500 shares on Feb 27 at $2.40.

$1.10-3.51% 1d-1.79% 1w-20.86% 1mClose: 10 Nov 2026
Short interest % of float
Dropping
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Cost to borrow
Rising
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Availability
High
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Market cap
$29M
Next earnings
12 Nov 2026
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Key data as of 12 Nov 2026

ORTEX chart of Birchtech Corp. (BCHT) share price and short interest (% of free float), six months to November 10, 2026

Latest signals on BCHT

  • Short Interest

    BCHT short interest surges 38% in one week to 36,500 shares, as CEO Richard MacPherson bought 312,500 shares on Feb 27 at $2.40.