DENISON MINES CORP COM is a security (CUSIP 248356957) tracked across SEC portfolio filings. 5 institutional managers reported $2.5M on Form 13F as of 2026-06-30.
| Manager | Location | Value | Shares |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | CHICAGO, IL | $973K | — |
| IMC-Chicago, LLC | CHICAGO, IL | $965K | — |
| SIMPLEX TRADING, LLC | CHICAGO, IL | $441K | — |
| CIBC Bancorp USA Inc. | CHICAGO, IL | $159K | — |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | — |