TS
Tenaris SACompany with tickers: TS, TNRSF
CIK
1190723
CUSIP
88031M109
Shares Outstanding
504,819,878
13F Activity (30d)
153 filings
150 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 |
|---|---|---|---|---|
| 2026-03-16 | 2,710,511 | 4,325,510 | 7,036,021 | 47.2% |
| 2026-03-23 | 2,114,431 | 1,742,384 | 3,856,815 | 36.1% |
| 2026-03-30 | 1,992,569 | 729,059 | 2,721,628 | 33.4% |
| 2026-04-06 | 2,831,118 | 1,418,503 | 4,249,621 | 43.0% |
| 2026-04-13 | 2,884,152 | 3,361,417 | 6,245,569 | 51.1% |
| 2026-04-20 | 2,427,211 | 612,881 | 3,040,092 | 45.6% |
| 2026-04-27 | 1,618,409 | 367,679 | 1,986,088 | 38.8% |
| 2026-05-04 | 3,807,647 | 1,031,649 | 4,839,296 | 40.7% |
Showing 1–8 of 8 weeks