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ONTO · Onto Innovation Inc. · Short Volume

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$268.92 -9.48 (-3.41%) At close · Sep 10
S&P 400 member Russell 1000 member Rebalance outlook locked
Market Cap
$13.66B
Shares
49.07M

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 %
    2026-09-10 169,495 50 253,085 67.0%
    2026-09-09 178,779 64 270,047 66.2%
    2026-09-08 450,989 1,773 665,922 67.7%
    2026-09-04 210,776 3 294,592 71.5%
    2026-09-03 224,802 0 428,198 52.5%
    2026-09-02 160,456 2,103 421,972 38.0%
    2026-09-01 168,785 994 327,370 51.6%
    2026-08-31 136,095 5 272,748 49.9%
    2026-08-28 163,677 43 452,478 36.2%
    2026-08-27 225,670 5 342,611 65.9%
    2026-08-26 169,176 29 285,074 59.3%
    2026-08-25 238,880 0 395,049 60.5%
    2026-08-24 130,435 175 300,707 43.4%
    2026-08-21 111,240 143 309,348 36.0%
    2026-08-20 134,355 74 276,380 48.6%
    2026-08-19 229,135 20,876 494,097 46.4%
    2026-08-18 212,237 7,464 591,920 35.9%
    2026-08-17 295,022 0 586,768 50.3%
    2026-08-14 221,938 411 450,855 49.2%
    2026-08-13 188,214 24 441,143 42.7%
    2026-08-12 330,880 285 629,078 52.6%
    2026-08-11 309,745 0 557,370 55.6%
    2026-08-10 279,772 0 499,203 56.0%
    2026-08-07 529,977 201 948,753 55.9%
    2026-08-06 266,021 420 659,598 40.3%
    2026-08-05 239,681 634 467,462 51.3%
    2026-08-04 299,024 0 575,578 52.0%
    2026-08-03 220,583 0 352,904 62.5%
    2026-07-31 369,489 205 613,665 60.2%
    2026-07-30 273,194 7,107 607,246 45.0%
    2026-07-29 294,349 5,054 855,094 34.4%
    2026-07-28 219,298 3,519 550,045 39.9%
    2026-07-27 189,018 0 479,286 39.4%
    2026-07-24 138,423 398 354,117 39.1%
    2026-07-23 226,407 4,506 409,393 55.3%
    2026-07-22 188,322 5 364,893 51.6%
    2026-07-21 267,314 131 359,432 74.4%
    2026-07-20 227,257 37 326,927 69.5%
    2026-07-17 342,105 757 548,600 62.4%
    2026-07-16 213,294 8 451,456 47.2%
    2026-07-15 241,876 8 461,675 52.4%
    2026-07-14 367,099 0 516,677 71.0%
    2026-07-13 337,567 0 548,573 61.5%
    2026-07-10 284,868 1 404,261 70.5%
    2026-07-09 582,998 500 833,308 70.0%
    2026-07-08 405,188 13,155 631,500 64.2%
    2026-07-07 286,671 17,532 700,999 40.9%
    2026-07-06 191,561 13,200 380,298 50.4%
    2026-07-02 393,410 12,346 957,958 41.1%
    2026-07-01 346,715 3,945 662,673 52.3%
    Showing 1–50 of 63 days
    Key facts CIK 704532 CUSIP 683344105 13F (30d) 308 filings 307 filers Visit website Investor relations