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CWST · Casella Waste Systems Inc

$95.70 -4.21 (-4.21%) At close · Jul 17
Market Cap
$6.09B
Shares
63,609,941

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
80/100
Short interest 7.2% of shares — P82 Days to cover 4.9 — P80 Price vs VWAP +9.2% — P84 Short-volume trend +10.0% — P82 Short interest change +3.3% — P56 Worst FTD 0.23% of shares — P84

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 4,591,558 4,442,757 +148,801 4.94
2026-06-15 4,442,757 4,556,388 -113,631 7.55
2026-05-29 4,556,388 4,036,892 +519,496 7.48
2026-05-15 4,036,892 3,995,632 +41,260 5.07
2026-04-30 3,995,632 4,174,053 -178,421 4.65
2026-04-15 4,174,053 4,115,432 +58,621 4.82
2026-03-31 4,115,432 4,106,391 +9,041 5.19
2026-03-13 4,106,391 3,602,775 +503,616 4.08
2026-02-27 3,602,775 4,114,877 -512,102 3.88
2026-02-13 4,114,877 3,961,344 +153,533 7.01
2026-01-30 3,961,344 4,405,712 -444,368 6.95
2026-01-15 4,405,712 4,621,943 -216,231 7.07
2025-12-31 4,621,943 3,619,789 +1,002,154 2.51
2025-12-15 3,619,789 3,142,507 +477,282 3.66
2025-11-28 3,142,507 2,842,430 +300,077 5.50
2025-11-14 2,842,430 2,931,847 -89,417 4.65
2025-10-31 2,931,847 3,079,211 -147,364 4.90
2025-10-15 3,079,211 2,686,357 +392,854 6.91
2025-09-30 2,686,357 2,595,897 +90,460 3.84
2025-09-15 2,595,897 2,517,152 +78,745 5.59
2025-08-29 2,517,152 2,067,851 +449,301 5.04
2025-08-15 2,067,851 1,660,611 +407,240 2.85
2025-07-31 1,660,611 2,045,366 -384,755 3.61
Showing 1–23 of 23 settlements
Key facts CIK 911177 CUSIP 147448104 13F (30d) 56 filings 47 filers Visit website Investor relations