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RIGL · Rigel Pharmaceuticals Inc

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$42.58 +1.79 (+4.39%) At close · Aug 14
Market Cap
$795.39M
Shares
18.68M

Shares sold short and not yet covered, reported twice monthly. Days to cover is the reported short position divided by average daily volume.

Model estimate

Expected Aug 14 short interest

as of Aug 14
3,188,106 +3.1% vs reported
The latest estimate appears in the chart below. Official release expected Aug 25. Methodology
Short Squeeze Score
77/100
Short interest 16.6% of shares — P97 Days to cover 10.6 — P90 Price vs VWAP +18.6% — P91 Short-volume trend -4.6% — P32 Short interest change -2.0% — P47 Worst FTD 0.07% of shares — P71

Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-07-31). 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
2026-08-31 Scheduled
FINRA publishes Sep 10
2026-08-14 Scheduled
FINRA publishes Aug 25
2026-07-31 3,092,899 3,157,453 -64,554 10.55
2026-07-15 3,157,453 3,252,727 -95,274 7.87
2026-06-30 3,252,727 3,458,879 -206,152 7.18
2026-06-15 3,458,879 3,934,552 -475,673 11.18
2026-05-29 3,934,552 3,945,787 -11,235 12.02
2026-05-15 3,945,787 3,935,324 +10,463 7.49
2026-04-30 3,935,324 4,121,844 -186,520 12.09
2026-04-15 4,121,844 3,810,645 +311,199 11.26
2026-03-31 3,810,645 3,729,897 +80,748 13.26
2026-03-13 3,729,897 3,752,643 -22,746 7.06
2026-02-27 3,752,643 3,793,344 -40,701 13.00
2026-02-13 3,793,344 3,730,076 +63,268 14.25
2026-01-30 3,730,076 3,701,312 +28,764 12.12
2026-01-15 3,701,312 3,439,339 +261,973 6.72
2025-12-31 3,439,339 2,824,418 +614,921 5.84
2025-12-15 2,824,418 2,757,766 +66,652 5.20
2025-11-28 2,757,766 3,111,107 -353,341 4.15
2025-11-14 3,111,107 3,435,660 -324,553 3.47
2025-10-31 3,435,660 3,480,017 -44,357 8.81
2025-10-15 3,480,017 2,787,310 +692,707 6.46
2025-09-30 2,787,310 2,200,707 +586,603 3.69
2025-09-15 2,200,707 2,005,855 +194,852 3.41
2025-08-29 2,005,855 1,985,792 +20,063 2.29
Showing 1–23 of 23 settlements
Key facts CIK 1034842 CUSIP 766559702 13F (30d) 155 filings 152 filers Visit website Investor relations