COMPANHIA SIDERURGICA NACION SPONSORED ADR is a security (CUSIP 20440W955) tracked across SEC portfolio filings. 4 institutional managers reported $167K on Form 13F as of 2026-03-31.
| Manager | Location | Value | Shares |
|---|---|---|---|
| Optiver Holding B.V. | AMSTERDAM, P7 | $81K | — |
| SIMPLEX TRADING, LLC | CHICAGO, IL | $55K | — |
| GROUP ONE TRADING, L.P. | CHICAGO, IL | $30K | — |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | — |