OSIS
Osi Systems IncCompany with tickers: OSIS
Market Cap
$3.62B
Shares Outstanding
16,482,890
CIK
1039065
CUSIP
671044105
13F Activity (30d)
1 filings
1 filers
Website
Visit website
Investor Relations
Investor relations
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 |
|---|---|---|---|---|
| 2026-05-04 | 936,371 | 383,884 | 1,320,255 | 49.0% |
| 2026-04-27 | 209,966 | 323,263 | 533,229 | 54.3% |
| 2026-04-20 | 355,324 | 151,444 | 506,768 | 39.1% |
| 2026-04-13 | 217,117 | 135,234 | 352,351 | 41.3% |
| 2026-04-06 | 203,970 | 116,001 | 319,971 | 33.6% |
| 2026-03-30 | 339,319 | 98,869 | 438,188 | 31.0% |
| 2026-03-23 | 287,178 | 136,686 | 423,864 | 26.8% |
| 2026-03-16 | 392,568 | 274,757 | 667,325 | 34.9% |
| 2026-03-09 | 370,870 | 255,029 | 625,899 | 43.0% |
| 2026-03-02 | 254,372 | 294,545 | 548,917 | 43.0% |
| 2026-02-23 | 283,461 | 238,099 | 521,560 | 46.1% |
| 2026-02-16 | 272,669 | 108,657 | 381,326 | 34.7% |
| 2026-02-09 | 247,413 | 123,937 | 371,350 | 41.4% |
| 2026-02-02 | 543,978 | 238,727 | 782,705 | 45.8% |
| 2026-01-26 | 419,259 | 409,314 | 828,573 | 46.6% |
| 2026-01-19 | 216,364 | 210,288 | 426,652 | 48.9% |
| 2026-01-12 | 226,809 | 148,618 | 375,427 | 41.8% |
| 2026-01-05 | 238,653 | 507,061 | 745,714 | 44.9% |
| 2025-12-29 | 168,680 | 305,241 | 473,921 | 41.0% |
| 2025-12-22 | 130,840 | 88,119 | 218,959 | 35.8% |
| 2025-12-15 | 320,621 | 316,053 | 636,674 | 47.8% |
| 2025-12-08 | 197,586 | 261,938 | 459,524 | 48.3% |
| 2025-12-01 | 231,859 | 361,694 | 593,553 | 54.4% |
| 2025-11-24 | 279,661 | 247,752 | 527,413 | 47.4% |
| 2025-11-17 | 549,927 | 1,482,633 | 2,032,560 | 61.5% |
| 2025-11-10 | 274,272 | 120,844 | 395,116 | 38.6% |
| 2025-11-03 | 335,292 | 109,939 | 445,231 | 39.6% |
| 2025-10-27 | 316,975 | 350,032 | 667,007 | 56.6% |
| 2025-10-20 | 125,670 | 84,296 | 209,966 | 39.7% |
| 2025-10-13 | 117,899 | 78,863 | 196,762 | 36.5% |
| 2025-10-06 | 205,739 | 81,738 | 287,477 | 41.0% |
| 2025-09-29 | 198,238 | 85,079 | 283,317 | 34.7% |
| 2025-09-22 | 191,097 | 86,684 | 277,781 | 38.2% |
| 2025-09-15 | 177,302 | 126,315 | 303,617 | 32.9% |
| 2025-09-08 | 181,422 | 77,136 | 258,558 | 42.0% |
| 2025-09-01 | 130,081 | 54,517 | 184,598 | 35.8% |
| 2025-08-25 | 208,992 | 99,607 | 308,599 | 34.3% |
| 2025-08-18 | 603,167 | 194,976 | 798,143 | 40.3% |
| 2025-08-11 | 255,809 | 75,967 | 331,776 | 40.1% |
| 2025-08-04 | 200,794 | 56,904 | 257,698 | 38.3% |
| 2025-07-28 | 179,268 | 63,601 | 242,869 | 39.1% |
| 2025-07-21 | 134,742 | 66,581 | 201,323 | 31.1% |
| 2025-07-14 | 141,772 | 93,709 | 235,481 | 27.1% |
| 2025-07-07 | 338,825 | 218,038 | 556,863 | 44.8% |
| 2025-06-30 | 173,149 | 36,298 | 209,447 | 33.3% |
Showing 1–45 of 45 weeks