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BIO · Bio-Rad Laboratories, Inc.

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$356.26 -4.93 (-1.36%) At close · Aug 14
Market Cap
$9.53B
Shares
26.74M

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
1,551,179 +9.8% vs reported
The latest estimate appears in the chart below. Official release expected Aug 25. Methodology
Short Squeeze Score
63/100
Short interest 5.3% of shares — P75 Days to cover 4.3 — P62 Price vs VWAP +18.2% — P90 Short-volume trend +2.6% — P61 Short interest change -9.4% — P29 Worst FTD 0.00% of shares — P27

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 1,412,268 1,559,452 -147,184 4.29
2026-07-15 1,559,452 1,517,121 +42,331 5.96
2026-06-30 1,517,121 1,521,346 -4,225 4.08
2026-06-15 1,521,346 1,506,093 +15,253 4.38
2026-05-29 1,506,093 1,340,805 +165,288 2.61
2026-05-15 1,340,805 1,091,991 +248,814 2.92
2026-04-30 1,091,991 1,067,080 +24,911 3.69
2026-04-15 1,067,080 1,214,228 -147,148 4.26
2026-03-31 1,214,228 1,008,034 +206,194 3.39
2026-03-13 1,008,034 947,436 +60,598 3.79
2026-02-27 947,436 950,646 -3,210 3.08
2026-02-13 950,646 819,074 +131,572 2.85
2026-01-30 819,074 792,425 +26,649 3.34
2026-01-15 792,425 864,116 -71,691 3.54
2025-12-31 864,116 898,989 -34,873 5.25
2025-12-15 898,989 987,606 -88,617 5.55
2025-11-28 987,606 867,843 +119,763 5.59
2025-11-14 867,843 931,212 -63,369 5.22
2025-10-31 931,212 1,118,321 -187,109 2.93
2025-10-15 1,118,321 833,897 +284,424 5.88
2025-09-30 833,897 1,105,449 -271,552 3.76
2025-09-15 1,105,449 1,002,962 +102,487 5.18
2025-08-29 1,002,962 1,001,100 +1,862 4.00
Showing 1–23 of 23 settlements
Key facts CIK 12208 CUSIP 090572207 13F (30d) 390 filings 363 filers Visit website Investor relations