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NPO · Enpro Inc. · Short Volume

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$306.26 -1.46 (-0.47%) At close · Sep 30
S&P 600 member Russell 2000 member Rebalance outlook locked
Customer concentration — top customer 24% of revenue

One customer — 24% of revenue (2025)

“including a customer that accounted for approximately 24% of our 2025 consolidated net sales.”
View the 10-K filed Feb 19, 2026
Market Cap
$6.59B
Shares
21.17M
Volume · Sep 30 174.36K Avg daily vol (3M) 193.97K

Daily short-sale volume published by FINRA from its trade-reporting facilities. It measures how many shares were sold short each day as a share of total volume — a daily flow, not the total outstanding short position.

Pull daily short volume through the short interest API or MCP →
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    • Short Volume

    Date Short Volume Short Exempt Total Volume Short %
    2026-09-30 19,980 0 40,084 49.8%
    2026-09-29 18,189 0 40,658 44.7%
    2026-09-28 23,254 0 43,351 53.6%
    2026-09-25 58,491 0 79,401 73.7%
    2026-09-24 42,230 0 58,299 72.4%
    2026-09-23 24,380 0 35,408 68.9%
    2026-09-22 41,917 0 53,945 77.7%
    2026-09-21 28,111 0 43,278 65.0%
    2026-09-18 27,135 0 35,564 76.3%
    2026-09-17 38,524 0 55,509 69.4%
    2026-09-16 22,166 0 37,051 59.8%
    2026-09-15 31,022 0 46,687 66.4%
    2026-09-14 43,060 0 63,787 67.5%
    2026-09-11 34,816 64 47,365 73.5%
    2026-09-10 48,615 0 67,937 71.6%
    2026-09-09 36,448 110 46,357 78.6%
    2026-09-08 30,549 75 43,879 69.6%
    2026-09-04 17,803 12 31,064 57.3%
    2026-09-03 36,691 82 53,272 68.9%
    2026-09-02 29,816 0 44,329 67.3%
    2026-09-01 27,776 12 46,739 59.4%
    2026-08-31 24,521 3 44,167 55.5%
    2026-08-28 34,612 3 61,926 55.9%
    2026-08-27 23,259 0 36,825 63.2%
    2026-08-26 28,085 18 50,013 56.2%
    2026-08-25 33,014 353 54,157 61.0%
    2026-08-24 31,071 6 54,843 56.7%
    2026-08-21 31,206 1,939 47,530 65.7%
    2026-08-20 23,412 24 37,599 62.3%
    2026-08-19 33,951 1 70,535 48.1%
    2026-08-18 25,995 2 64,005 40.6%
    2026-08-17 31,720 0 41,901 75.7%
    2026-08-14 28,912 60 48,186 60.0%
    2026-08-13 31,979 0 43,657 73.3%
    2026-08-12 33,592 50 50,778 66.2%
    2026-08-11 62,713 0 91,774 68.3%
    2026-08-10 76,770 45 124,657 61.6%
    2026-08-07 21,519 11 35,750 60.2%
    2026-08-06 39,123 11 63,579 61.5%
    2026-08-05 64,480 0 115,107 56.0%
    2026-08-04 71,625 470 130,985 54.7%
    2026-08-03 68,213 0 87,236 78.2%
    2026-07-31 43,240 0 62,084 69.6%
    2026-07-30 33,843 53 61,801 54.8%
    2026-07-29 67,606 11 120,824 56.0%
    2026-07-28 35,697 85 99,707 35.8%
    2026-07-27 40,405 0 68,440 59.0%
    2026-07-24 56,420 0 124,541 45.3%
    2026-07-23 27,251 0 53,514 50.9%
    2026-07-22 33,149 3 53,149 62.4%
    Showing 1–50 of 64 days
    Key facts CIK 1164863 CUSIP 29355X107 13F (30d) 13 filings 10 filers Visit website Investor relations