MasTec, Inc.

Historical 13F Holders

Symbol
MTZ
CUSIP
576323109
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Each filer's latest filing for 576323109 since 12/18/2024, largest first.

Filer % of Class Filed
Jorge Mas 13D/A
14.8% 8/13/2026
Event 8/11/2026
BlackRock, Inc. 13G/A 8.1% 7/29/2026
Event 6/30/2026
Jose Ramon Mas 13D/A
7.7% 8/13/2026
Event 8/11/2026
Under 5%, checked the "5 percent or less" box, or amended by a later filing (2)
Nordea Investment Management AB 13G 2.5% 11/5/2024
Event 9/30/2024
Vanguard Group Inc 13G/A 0% 3/27/2026
Event 3/13/2026

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q3 103 1.14 M $240 M
2026 Q2 950 96.8 M $24.9 B
2026 Q1 846 58.2 M $18.7 B
2025 Q4 729 58.8 M $12.8 B
2025 Q3 687 57.5 M $12.2 B
2025 Q2 629 56.4 M $9.60 B
2025 Q1 561 56.4 M $6.57 B
2024 Q4 566 58.1 M $7.89 B
2024 Q3 505 58.4 M $7.18 B
2024 Q2 474 61.7 M $6.61 B
2024 Q1 419 60.6 M $5.66 B
2023 Q4 409 62.9 M $4.76 B
2023 Q3 416 57.1 M $4.12 B
2023 Q2 421 58.1 M $6.85 B
2023 Q1 422 58.4 M $5.51 B
2022 Q4 416 60.1 M $5.12 B
2022 Q3 361 55.6 M $3.54 B
2022 Q2 376 54.6 M $3.91 B
2022 Q1 411 54.6 M $4.75 B
2021 Q4 418 51.8 M $4.78 B
2021 Q3 392 52.4 M $4.53 B
2021 Q2 443 54.5 M $5.78 B
2021 Q1 420 59.8 M $5.59 B
2020 Q4 386 64.7 M $4.42 B
2020 Q3 351 61.8 M $2.61 B
2020 Q2 353 67.8 M $3.53 B
2020 Q1 348 61.2 M $2.02 B
2019 Q4 432 64.8 M $4.16 B
2019 Q3 401 61.2 M $3.97 B
2019 Q2 349 72.2 M $3.72 B
2019 Q1 360 65.9 M $3.17 B
2018 Q4 330 68.8 M $2.79 B
2018 Q3 334 68.9 M $3.08 B
2018 Q2 333 66.4 M $3.37 B
2018 Q1 340 65.9 M $3.10 B
2017 Q4 338 65.5 M $3.21 B
2017 Q3 295 61.0 M $2.83 B
2017 Q2 279 59.1 M $2.66 B
2017 Q1 267 57.9 M $2.32 B
2016 Q4 262 58.9 M $2.25 B
2016 Q3 222 58.2 M $1.73 B
2016 Q2 208 63.7 M $1.42 B
2016 Q1 201 60.7 M $1.24 B
2015 Q4 190 62.4 M $1.09 B
2015 Q3 187 60.4 M $956 M
2015 Q2 191 61.2 M $1.21 B
2015 Q1 193 59.0 M $1.14 B
2014 Q4 213 65.0 M $1.47 B
2014 Q3 237 68.3 M $2.09 B
2014 Q2 254 67.8 M $2.09 B
2014 Q1 251 72.5 M $3.15 B