Skip to main content
GOSS logo

GOSS · Gossamer Bio, Inc.

$0.14 -0.03 (-17.06%) At close · Jul 20
Market Cap
$33.09M
Shares
234.70M

Total shares sold short and not yet covered, reported to FINRA by broker-dealers and published twice a month (bi-monthly). Days to cover divides the short position by average daily volume; a high value (above 5) can signal short-squeeze potential.

Short Squeeze Score
63/100
Short interest 22.9% of shares — P99 Days to cover 3.2 — P63 Price vs VWAP -27.0% — P12 Short-volume trend -1.5% — P45 Short interest change -4.5% — P33 Worst FTD 0.67% of shares — P91

Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-06-30). Weighted mean of the available factors (short interest 30%, days to cover 20%, price vs VWAP 15%, short-volume trend 15%, short-interest change 10%, fails-to-deliver 10%) plus catalyst boosts (price spike, volume surge, earnings within days), capped at +20 and clamped to 100.

Short Interest History

Settlement Date Current Position Previous Position Change Days to Cover
2026-06-30 53,695,991 56,212,006 -2,516,015 3.22
2026-06-15 56,212,006 62,815,917 -6,603,911 3.41
2026-05-29 62,815,917 40,838,667 +21,977,250 2.84
2026-05-15 40,838,667 40,018,309 +820,358 11.48
2026-04-30 40,018,309 40,196,107 -177,798 7.65
2026-04-15 40,196,107 37,500,300 +2,695,807 4.85
2026-03-31 37,500,300 36,622,286 +878,014 2.75
2026-03-13 36,622,286 34,715,538 +1,906,748 2.70
2026-02-27 34,715,538 31,092,342 +3,623,196 1.00
2026-02-13 31,092,342 26,779,236 +4,313,106 5.10
2026-01-30 26,779,236 25,222,443 +1,556,793 5.68
2026-01-15 25,222,443 24,114,833 +1,107,610 5.43
2025-12-31 24,114,833 20,310,911 +3,803,922 4.66
2025-12-15 20,310,911 23,438,565 -3,127,654 5.73
2025-11-28 23,438,565 24,422,288 -983,723 8.22
2025-11-14 24,422,288 24,918,422 -496,134 9.45
2025-10-31 24,918,422 26,759,668 -1,841,246 8.01
2025-10-15 26,759,668 27,397,216 -637,548 8.24
2025-09-30 27,397,216 23,993,214 +3,404,002 6.44
2025-09-15 23,993,214 22,046,902 +1,946,312 4.23
2025-08-29 22,046,902 20,502,512 +1,544,390 7.14
2025-08-15 20,502,512 18,745,165 +1,757,347 6.81
2025-07-31 18,745,165 18,122,038 +623,127 5.16
Showing 1–23 of 23 settlements
Key facts CIK 1728117 CUSIP 38341P102 13F (30d) 15 filings 15 filers Visit website Investor relations