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ATRC · AtriCure, Inc.

$33.52 -0.99 (-2.85%) At close · Jul 22
Market Cap
$1.70B
Shares
50.64M

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
78/100
Short interest 8.8% of shares — P87 Days to cover 3.6 — P67 Price vs VWAP +14.1% — P93 Short-volume trend -6.8% — P27 Short interest change +29.2% — P82 Worst FTD 0.00% of shares — P24 Earnings soon +10

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 4,449,392 3,443,829 +1,005,563 3.56
2026-06-15 3,443,829 3,400,672 +43,157 4.87
2026-05-29 3,400,672 4,430,275 -1,029,603 4.03
2026-05-15 4,430,275 3,857,819 +572,456 4.52
2026-04-30 3,857,819 3,613,453 +244,366 4.76
2026-04-15 3,613,453 3,540,034 +73,419 5.65
2026-03-31 3,540,034 3,414,361 +125,673 6.31
2026-03-13 3,414,361 3,147,385 +266,976 5.60
2026-02-27 3,147,385 3,447,589 -300,204 4.02
2026-02-13 3,447,589 2,510,177 +937,412 3.74
2026-01-30 2,510,177 2,509,848 +329 5.41
2026-01-15 2,509,848 2,366,606 +143,242 4.25
2025-12-31 2,366,606 2,499,141 -132,535 7.21
2025-12-15 2,499,141 2,299,662 +199,479 4.02
2025-11-28 2,299,662 2,553,773 -254,111 4.44
2025-11-14 2,553,773 2,303,562 +250,211 4.61
2025-10-31 2,303,562 2,045,448 +258,114 3.94
2025-10-15 2,045,448 2,205,743 -160,295 5.65
2025-09-30 2,205,743 2,056,018 +149,725 5.66
2025-09-15 2,056,018 2,083,744 -27,726 4.29
2025-08-29 2,083,744 1,954,982 +128,762 5.71
2025-08-15 1,954,982 2,224,926 -269,944 3.46
2025-07-31 2,224,926 1,515,237 +709,689 2.85
Showing 1–23 of 23 settlements
Key facts CIK 1323885 CUSIP 04963C209 13F (30d) 25 filings 25 filers Visit website Investor relations