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CRL

Charles River Laboratories International, Inc.
$229.16 +0.94 (+0.41%) At close · Jul 16
Market Cap
$11.04B
Shares
48,167,730

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
73/100
Short interest 9.0% of shares — P87 Days to cover 4.3 — P74 Price vs VWAP +21.3% — P95 Short-volume trend -11.9% — P15 Short interest change +20.5% — P77 Worst FTD 0.17% of shares — P81

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 4,354,792 3,612,693 +742,099 4.26
2026-06-15 3,612,693 3,897,904 -285,211 5.23
2026-05-29 3,897,904 3,632,420 +265,484 3.62
2026-05-15 3,632,420 3,349,211 +283,209 3.83
2026-04-30 3,349,211 4,666,350 -1,317,139 4.54
2026-04-15 4,666,350 4,594,794 +71,556 5.44
2026-03-31 4,594,794 3,756,012 +838,782 5.33
2026-03-13 3,756,012 3,537,661 +218,351 3.99
2026-02-27 3,537,661 2,953,939 +583,722 2.24
2026-02-13 2,953,939 2,688,327 +265,612 2.41
2026-01-30 2,688,327 2,835,349 -147,022 4.89
2026-01-15 2,835,349 2,571,745 +263,604 3.41
2025-12-31 2,571,745 2,409,632 +162,113 4.82
2025-12-15 2,409,632 2,574,051 -164,419 2.95
2025-11-28 2,574,051 2,703,341 -129,290 2.97
2025-11-14 2,703,341 2,434,747 +268,594 1.98
2025-10-31 2,434,747 2,087,410 +347,337 2.12
2025-10-15 2,087,410 2,207,028 -119,618 2.25
2025-09-30 2,207,028 2,563,173 -356,145 2.22
2025-09-15 2,563,173 2,669,761 -106,588 3.18
2025-08-29 2,669,761 3,016,183 -346,422 3.91
2025-08-15 3,016,183 2,187,117 +829,066 2.53
2025-07-31 2,187,117 2,315,410 -128,293 2.40
Showing 1–23 of 23 settlements
Key facts CIK 1100682 CUSIP 159864107 13F (30d) 74 filings 58 filers Visit website Investor relations