EC
Ecopetrol S.A.Company with tickers: EC
CIK
1444406
CUSIP
279158109
Shares Outstanding
2,055,834,735
13F Activity (30d)
88 filings
87 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 |
|---|---|---|---|---|
| 2026-05-04 | 3,016,575 | 2,866,236 | 5,882,811 | 47.0% |
| 2026-04-27 | 2,083,231 | 3,607,916 | 5,691,147 | 56.6% |
| 2026-04-20 | 1,903,240 | 3,072,229 | 4,975,469 | 50.1% |
| 2026-04-13 | 2,754,122 | 4,345,877 | 7,099,999 | 51.0% |
| 2026-04-06 | 2,222,894 | 3,332,279 | 5,555,173 | 43.5% |
| 2026-03-30 | 4,665,996 | 3,736,223 | 8,402,219 | 40.9% |
| 2026-03-23 | 2,371,650 | 3,791,650 | 6,163,300 | 42.6% |
| 2026-03-16 | 2,964,210 | 5,785,761 | 8,749,971 | 44.4% |
Showing 1–8 of 8 weeks