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Cellectar Biosciences, Inc. (CLRB) short interest & options flow

NASDAQ
Latest pulse15 May 2026

CLRB short interest surges 706% in one month to 9.1% of float, while cost to borrow skyrockets to 323% — highest leverage in the biotech name's recent history.

$1.28+2.40% 1d+4.92% 1w-11.72% 1mClose: 9 Nov 2026
Short interest % of float
Rising
Live SI on ORTEX →
Cost to borrow
Dropping
Live CTB on ORTEX →
Market cap
$12M
Next earnings
10 Nov 2026
See the full picture on ORTEX →Live short interest, options flow, signals, 13F filings, and more.

Key data as of 10 Nov 2026

ORTEX chart of Cellectar Biosciences, Inc. (CLRB) share price and short interest (% of free float), six months to November 9, 2026

Latest signals on CLRB

  • Short Interest

    CLRB short interest surges 706% in one month to 9.1% of float, while cost to borrow skyrockets to 323% — highest leverage in the biotech name's recent history.

  • Utilization

    CLRB utilization surges to 97.71%, nearing 52-week peak of 100%, as short interest explodes 1,379% in one day to 6.5% of float.

  • Cost to Borrow

    CLRB cost to borrow explodes to 150.4% — up 767% in one week as short interest surges 1,572% and utilization hits 98%.

CLRB news and analysis

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