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ONTO

Onto Innovation Inc.

Company with tickers: ONTO

CIK
704532
CUSIP
683344105
Shares Outstanding
49,743,567
13F Activity (30d)
292 filings 288 filers

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.

Short Volume

Date Short Volume Short Exempt Total Volume Short %
2026-06-09 244,556 0 469,940 52.0%
2026-06-08 295,131 37 532,574 55.4%
2026-06-05 263,001 0 556,199 47.3%
2026-06-04 192,577 0 358,058 53.8%
2026-06-03 383,112 103 565,312 67.8%
2026-06-02 414,730 258 745,366 55.6%
2026-06-01 243,841 140 438,804 55.6%
2026-05-29 331,762 104 484,571 68.5%
2026-05-28 234,410 90 396,187 59.2%
2026-05-27 366,564 0 494,976 74.1%
2026-05-26 377,114 0 513,107 73.5%
2026-05-22 220,342 0 356,487 61.8%
2026-05-21 265,136 0 380,568 69.7%
2026-05-20 587,661 112 783,982 75.0%
2026-05-19 1,351,462 10 1,814,436 74.5%
2026-05-18 274,085 40 575,390 47.6%
2026-05-15 241,290 469 387,422 62.3%
2026-05-14 103,293 238 253,632 40.7%
2026-05-13 135,247 0 340,199 39.8%
2026-05-12 220,676 142 508,535 43.4%
2026-05-11 145,742 1,064 343,055 42.5%
2026-05-08 91,170 433 336,213 27.1%
2026-05-07 186,915 192 520,605 35.9%
2026-05-06 439,464 535 853,900 51.5%
2026-05-05 225,922 605 586,648 38.5%
2026-05-04 151,601 0 335,757 45.2%
2026-05-01 120,790 18,353 287,146 42.1%
2026-04-30 148,693 969 315,661 47.1%
2026-04-29 78,336 0 249,898 31.3%
2026-04-28 124,102 71 454,937 27.3%
2026-04-27 104,731 54 458,364 22.8%
2026-04-24 173,522 0 451,931 38.4%
2026-04-23 102,081 0 440,033 23.2%
2026-04-22 126,245 169 428,751 29.4%
2026-04-21 171,473 0 442,072 38.8%
2026-04-20 170,200 0 346,131 49.2%
2026-04-17 211,506 0 497,896 42.5%
2026-04-16 247,643 0 556,686 44.5%
2026-04-15 109,869 0 289,410 38.0%
2026-04-14 197,633 0 459,890 43.0%
2026-04-13 114,919 21,719 372,043 30.9%
2026-04-10 206,053 0 365,036 56.4%
2026-04-09 129,873 0 261,443 49.7%
2026-04-08 137,291 370 370,963 37.0%
2026-04-07 79,397 11 176,216 45.1%
2026-04-06 84,072 2 164,590 51.1%
Showing 1–46 of 46 days