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FSS

Federal Signal Corp /De/
$115.23 -1.66 (-1.42%) At close · Jul 10
Market Cap
$7.03B
Shares
61,002,256

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
69/100
Short interest 6.9% of shares — P81 Days to cover 5.5 — P84 Price vs VWAP -2.2% — P43 Short-volume trend +7.4% — P76 Short interest change +6.6% — P62 Worst FTD 0.00% of shares — P39

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 4,189,996 3,929,864 +260,132 5.48
2026-06-15 3,929,864 3,732,945 +196,919 8.23
2026-05-29 3,732,945 3,708,056 +24,889 9.16
2026-05-15 3,708,056 3,498,766 +209,290 8.95
2026-04-30 3,498,766 3,285,986 +212,780 6.68
2026-04-15 3,285,986 3,046,744 +239,242 7.16
2026-03-31 3,046,744 3,426,359 -379,615 5.74
2026-03-13 3,426,359 3,155,331 +271,028 6.15
2026-02-27 3,155,331 3,322,263 -166,932 6.72
2026-02-13 3,322,263 3,223,719 +98,544 9.18
2026-01-30 3,223,719 3,306,419 -82,700 7.68
2026-01-15 3,306,419 3,643,070 -336,651 9.52
2025-12-31 3,643,070 3,897,082 -254,012 8.22
2025-12-15 3,897,082 3,859,229 +37,853 5.22
2025-11-28 3,859,229 4,006,137 -146,908 12.59
2025-11-14 4,006,137 3,594,248 +411,889 9.41
2025-10-31 3,594,248 3,582,551 +11,697 5.91
2025-10-15 3,582,551 3,368,279 +214,272 8.43
2025-09-30 3,368,279 2,858,536 +509,743 5.80
2025-09-15 2,858,536 2,966,557 -108,021 10.36
2025-08-29 2,966,557 3,411,139 -444,582 8.31
2025-08-15 3,411,139 2,868,246 +542,893 4.85
2025-07-31 2,868,246 3,835,246 -967,000 2.91
2025-07-15 3,835,246 4,771,459 -936,213 6.20
Showing 1–24 of 24 settlements
Key facts CIK 277509 CUSIP 313855108 13F (30d) 23 filings 22 filers Visit website Investor relations