MASTEC INC (MTZ)
SEC filings, insider trading & institutional ownership from EDGAR.
Institutions
43
$13.72B held
Latest filings
10-K, 10-Q, 8-K, Form 4 & 13D/G. Sourced directly from SEC EDGAR
No filings are available yet.
Top holders
13F & 13D/G · latest quarter
| Holder | Filed | Value |
|---|---|---|
| BlackRock, Inc. | Aug 7, 2026 | $3.18B |
| Vanguard Capital Management | Aug 13, 2026 | $1.18B |
| Vanguard Portfolio Management | Aug 13, 2026 | $1.17B |
| STATE STREET CORPORATION | Aug 7, 2026 | $933.96M |
| JPMORGAN CHASE & CO | Aug 12, 2026 | $566.83M |
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Data as of Sep 15, 2026Source: SEC EDGAR.