ONTO
Onto Innovation Inc.Company with tickers: ONTO
CIK
704532
CUSIP
683344105
Shares Outstanding
49,743,567
13F Activity (30d)
270 filings
265 filers
Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.
Off-Exchange Volume History
| Week Start | ATS Volume | Non-ATS OTC Volume | Total Off-Exchange | % of FINRA Weekly Volume |
|---|---|---|---|---|
| 2026-05-18 | 1,784,996 | 4,460,906 | 6,245,902 | 68.6% |
| 2026-05-11 | 1,109,389 | 793,048 | 1,902,437 | 44.8% |
| 2026-05-04 | 1,898,578 | 885,589 | 2,784,167 | 51.3% |
| 2026-04-27 | 1,237,819 | 660,463 | 1,898,282 | 55.7% |
| 2026-04-20 | 1,465,974 | 841,016 | 2,306,990 | 50.2% |
| 2026-04-13 | 1,527,016 | 806,576 | 2,333,592 | 52.9% |
| 2026-04-06 | 862,720 | 571,702 | 1,434,422 | 54.0% |
| 2026-03-30 | 911,038 | 416,329 | 1,327,367 | 44.5% |
| 2026-03-23 | 930,899 | 380,657 | 1,311,556 | 41.2% |
| 2026-03-16 | 1,005,443 | 521,583 | 1,527,026 | 35.9% |
| 2026-03-09 | 1,012,605 | 435,677 | 1,448,282 | 40.5% |
| 2026-03-02 | 1,305,506 | 457,453 | 1,762,959 | 41.7% |
| 2026-02-23 | 1,553,747 | 845,301 | 2,399,048 | 44.3% |
| 2026-02-16 | 1,882,968 | 744,896 | 2,627,864 | 44.6% |
| 2026-02-09 | 1,348,714 | 1,007,594 | 2,356,308 | 45.5% |
| 2026-02-02 | 1,419,325 | 641,598 | 2,060,923 | 44.2% |
| 2026-01-26 | 1,353,983 | 564,734 | 1,918,717 | 42.9% |
| 2026-01-19 | 971,472 | 538,348 | 1,509,820 | 45.3% |
| 2026-01-12 | 1,813,611 | 688,849 | 2,502,460 | 47.9% |
| 2026-01-05 | 1,235,493 | 722,401 | 1,957,894 | 48.2% |
| 2025-12-29 | 538,535 | 487,752 | 1,026,287 | 45.6% |
| 2025-12-22 | 432,137 | 249,864 | 682,001 | 44.5% |
| 2025-12-15 | 969,071 | 561,935 | 1,531,006 | 35.5% |
Showing 1–23 of 23 weeks