WSBK
Winchester Bancorp, Inc./MD/Company with tickers: WSBK
CIK
2047235
CUSIP
97269D103
Shares Outstanding
8,960,743
13F Activity (30d)
12 filings
10 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 |
|---|---|---|---|---|
| 2025-12-15 | 11,850 | 50,854 | 62,704 | 46.4% |
| 2025-12-22 | 7,562 | 16,931 | 24,493 | 72.5% |
| 2025-12-29 | 3,419 | 37,011 | 40,430 | 60.5% |
| 2026-01-05 | 2,404 | 49,169 | 51,573 | 55.9% |
| 2026-01-12 | 797 | 7,376 | 8,173 | 52.4% |
| 2026-01-19 | 110 | 11,356 | 11,466 | 65.1% |
| 2026-01-26 | 2 | 16,341 | 16,343 | 79.7% |
| 2026-02-02 | 637 | 54,686 | 55,323 | 64.0% |
| 2026-02-09 | 2,141 | 49,183 | 51,324 | 71.6% |
| 2026-02-16 | 1,705 | 75,229 | 76,934 | 69.9% |
| 2026-02-23 | 2,069 | 7,117 | 9,186 | 56.0% |
| 2026-03-02 | 391 | 132,993 | 133,384 | 93.0% |
| 2026-03-09 | 940 | 5,461 | 6,401 | 54.7% |
| 2026-03-16 | 433 | 20,823 | 21,256 | 48.6% |
| 2026-03-23 | 208 | 1,537 | 1,745 | 30.6% |
| 2026-03-30 | 143 | 2,090 | 2,233 | 41.4% |
| 2026-04-06 | 1,044 | 15,531 | 16,575 | 46.4% |
| 2026-04-13 | 334 | 7,254 | 7,588 | 38.9% |
| 2026-04-20 | 290 | 7,241 | 7,531 | 47.6% |
| 2026-04-27 | 2,801 | 23,626 | 26,427 | 63.1% |
| 2026-05-04 | 9,988 | 28,483 | 38,471 | 57.2% |
Showing 1–21 of 21 weeks