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FibroBiologics, Inc. (FBLG) short interest & options flow

NASDAQ
Latest pulse18 May 2026

FBLG short interest surges 126% in one week to 0.49% of float, while cost to borrow remains elevated at 128% despite declining 13% weekly. Availability exceeds 380%, signaling ample shares to short despite rising bearish positioning.

$0.98+2.39% 1d+5.33% 1w-13.31% 1mClose: 6 Nov 2026
Short interest % of float
Low
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Cost to borrow
High
Live CTB on ORTEX →
Availability
Dropping
Live availability on ORTEX →
Market cap
$7M
Next earnings
24 Feb 2027
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Key data as of 10 Nov 2026

ORTEX chart of FibroBiologics, Inc. (FBLG) share price and short interest (% of free float), six months to November 6, 2026

Latest signals on FBLG

  • Short Interest

    FBLG short interest surges 126% in one week to 0.49% of float, while cost to borrow remains elevated at 128% despite declining 13% weekly. Availability exceeds 380%, signaling ample shares to short despite rising bearish positioning.

  • Cost to Borrow

    FBLG cost to borrow surges to 130.27% — up 108% over the past week as short sellers face acute scarcity of borrowable shares.