MASTEC INC COM is a security (CUSIP 576323909) tracked across SEC portfolio filings. 5 institutional managers reported $21.7M on Form 13F as of 2026-03-31.
| Manager | Location | Value | Shares |
|---|---|---|---|
| IMC-Chicago, LLC | CHICAGO, IL | $15.7M | — |
| GROUP ONE TRADING, L.P. | CHICAGO, IL | $4.9M | — |
| SIMPLEX TRADING, LLC | CHICAGO, IL | $1.1M | — |
| COOPER CREEK PARTNERS MANAGEMENT LLC | NEW YORK, NY | $26K | — |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | — |