COST
Costco Wholesale Corp /NewCompany with tickers: COST
CIK
909832
CUSIP
22160K105
Shares Outstanding
443,478,804
Website
https://investor.costco.com
13F Activity (30d)
927 filings
822 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 | 2,556,841 | 2,470,042 | 5,026,883 | 51.8% |
| 2026-05-11 | 1,758,653 | 2,103,156 | 3,861,809 | 45.9% |
| 2026-05-04 | 1,495,494 | 2,842,145 | 4,337,639 | 50.5% |
| 2026-04-27 | 1,470,165 | 2,483,671 | 3,953,836 | 56.8% |
| 2026-04-20 | 1,537,083 | 1,580,627 | 3,117,710 | 48.0% |
| 2026-04-13 | 2,041,149 | 2,720,469 | 4,761,618 | 52.9% |
| 2026-04-06 | 1,815,565 | 1,994,399 | 3,809,964 | 50.8% |
| 2026-03-30 | 1,408,830 | 1,828,463 | 3,237,293 | 39.6% |
| 2026-03-23 | 1,259,004 | 1,712,350 | 2,971,354 | 41.6% |
| 2026-03-16 | 1,223,932 | 1,739,969 | 2,963,901 | 37.8% |
| 2026-03-09 | 1,849,924 | 1,663,689 | 3,513,613 | 42.0% |
| 2026-03-02 | 2,092,731 | 2,826,143 | 4,918,874 | 43.9% |
| 2026-02-23 | 1,634,151 | 2,663,901 | 4,298,052 | 41.1% |
| 2026-02-16 | 1,239,725 | 1,735,078 | 2,974,803 | 42.1% |
| 2026-02-09 | 2,420,928 | 2,517,496 | 4,938,424 | 44.7% |
| 2026-02-02 | 2,643,262 | 3,423,742 | 6,067,004 | 45.3% |
| 2026-01-26 | 1,933,601 | 3,476,221 | 5,409,822 | 48.2% |
| 2026-01-19 | 1,959,766 | 3,275,911 | 5,235,677 | 47.4% |
| 2026-01-12 | 2,631,514 | 3,985,511 | 6,617,025 | 45.9% |
| 2026-01-05 | 3,675,948 | 3,428,741 | 7,104,689 | 43.5% |
| 2025-12-29 | 1,444,872 | 2,141,381 | 3,586,253 | 48.9% |
| 2025-12-22 | 1,280,329 | 2,134,661 | 3,414,990 | 46.0% |
| 2025-12-15 | 2,901,553 | 9,371,351 | 12,272,904 | 52.1% |
Showing 1–23 of 23 weeks