Who Owns MTZ?
MASTEC INC — institutional ownership across 5 tracked superinvestors.
Last updated · Full stock page →
5
Institutional Holders
$899.1M
Total Value Held
1000.00T
Total Shares
MASTEC INC (MTZ) is held by 5 tracked superinvestors with a combined position of $899.1M across 1000.00T shares. The largest holder is Stephen Mandel (Lone Pine Capital) with $559.7M (3.42% of portfolio).
| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|---|---|---|---|---|---|---|
| 1 | Stephen Mandel | Lone Pine Capital | 1345157 | $559.7M | 3.42% | 2026-06-30 |
| 2 | Philippe Laffont | Coatue Management | 517250 | $215.2M | 0.44% | 2026-06-30 |
| 3 | Daniel Loeb | Third Point | 290000 | $120.7M | 2.58% | 2026-06-30 |
| 4 | Ray Dalio | Bridgewater Associates | 6969 | $2.9M | 0.01% | 2026-06-30 |
| 5 | FPA Queens Road | Bragg Financial Advisors | 1521 | $633K | 0.02% | 2026-06-30 |
Ownership history
| Period | Holders | Total Value | Total Shares |
|---|---|---|---|
| 2024-12-31 | 1 | $291K | 2,138 |
| 2025-03-31 | 1 | $224K | 1,921 |
| 2025-06-30 | 2 | $5.5M | 306.8M |
| 2025-09-30 | 2 | $154.7M | 7.25B |
| 2025-12-31 | 4 | $351.1M | 1000.00T |
| 2026-03-31 | 5 | $796.8M | 1000.00T |
| 2026-06-30 | 5 | $899.1M | 1000.00T |