AA
Alcoa CorpCompany with tickers: AA
CIK
1675149
CUSIP
013872106
Shares Outstanding
263,889,875
13F Activity (30d)
318 filings
311 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 | 5,103,896 | 4,770,411 | 9,874,307 | 48.5% |
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