TMO
Thermo Fisher Scientific Inc.Company with tickers: TMO
CIK
97745
CUSIP
883556102
Shares Outstanding
371,621,465
13F Activity (30d)
823 filings
747 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 | 2,991,296 | 1,597,659 | 4,588,955 | 42.4% |
| 2026-05-11 | 3,901,089 | 2,873,698 | 6,774,787 | 65.1% |
| 2026-05-04 | 3,375,675 | 1,860,816 | 5,236,491 | 49.4% |
| 2026-04-27 | 2,441,894 | 1,562,388 | 4,004,282 | 47.1% |
| 2026-04-20 | 4,386,093 | 1,559,712 | 5,945,805 | 55.5% |
| 2026-04-13 | 2,742,264 | 1,377,868 | 4,120,132 | 45.9% |
| 2026-04-06 | 1,930,719 | 1,183,958 | 3,114,677 | 46.8% |
| 2026-03-30 | 2,113,915 | 1,225,530 | 3,339,445 | 45.8% |
| 2026-03-23 | 2,635,855 | 1,328,546 | 3,964,401 | 44.7% |
| 2026-03-16 | 3,527,830 | 2,091,466 | 5,619,296 | 45.5% |
| 2026-03-09 | 3,214,659 | 1,783,042 | 4,997,701 | 44.5% |
| 2026-03-02 | 3,019,044 | 2,222,602 | 5,241,646 | 48.3% |
| 2026-02-23 | 2,022,229 | 1,609,601 | 3,631,830 | 45.4% |
| 2026-02-16 | 2,956,468 | 1,337,358 | 4,293,826 | 44.8% |
| 2026-02-09 | 5,196,975 | 1,926,285 | 7,123,260 | 46.2% |
| 2026-02-02 | 4,359,281 | 1,684,949 | 6,044,230 | 46.7% |
| 2026-01-26 | 4,591,566 | 1,878,404 | 6,469,970 | 48.1% |
| 2026-01-19 | 3,825,576 | 2,339,513 | 6,165,089 | 52.4% |
| 2026-01-12 | 3,443,710 | 3,061,377 | 6,505,087 | 46.7% |
| 2026-01-05 | 3,588,355 | 2,622,081 | 6,210,436 | 48.2% |
| 2025-12-29 | 1,030,913 | 693,659 | 1,724,572 | 38.3% |
| 2025-12-22 | 620,355 | 529,424 | 1,149,779 | 42.5% |
| 2025-12-15 | 2,795,606 | 3,093,765 | 5,889,371 | 48.4% |
Showing 1–23 of 23 weeks