MASTEC INC
Total Trades
19
Buys
0
Sells
19
Largest Trade
$1M+
Insiders
5
Institutional Funds
591
Inst. Value
$1M+
Activist Filings
14
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Csiszar Ernst N | Director | SELL | $1M+ | 7K | $300.40 | Mar 5, 2026 |
| Love Timothy Michael | CAO | SELL | $100K–$500K | 2K | $206.15 | Nov 5, 2025 |
| Campbell C Robert | Director | SELL | $100K–$500K | 2K | $210.39 | Oct 1, 2025 |
| Apple Robert E | COO | SELL | $1M+ | 10K | $200.44 | Sep 22, 2025 |
| Campbell C Robert | Director | SELL | $500K+ | 3K | $190.39 | Sep 16, 2025 |
| Apple Robert E | COO | SELL | $1M+ | 10K | $175.00 | Jul 18, 2025 |
| Campbell C Robert | Director | SELL | $500K+ | 5K | $154.33 | May 14, 2025 |
| Csiszar Ernst N | Director | SELL | $100K–$500K | 3K | $131.63 | Mar 26, 2025 |
| Apple Robert E | COO | SELL | $1M+ | 10K | $150.00 | Nov 29, 2024 |
| Campbell C Robert | Director | SELL | $100K–$500K | 3K | $145.00 | Nov 29, 2024 |
| Campbell C Robert | Director | SELL | $100K–$500K | 3K | $145.41 | Nov 13, 2024 |
| Love Timothy Michael | CAO | SELL | $50K–$100K | 600 | $140.81 | Nov 8, 2024 |
| Apple Robert E | COO | SELL | $1M+ | 19K | $135.63 | Nov 5, 2024 |
| Apple Robert E | COO | SELL | $100K–$500K | 977 | $130.03 | Oct 9, 2024 |
| Apple Robert E | COO | SELL | $1M+ | 20K | $126.27 | Sep 24, 2024 |
| Csiszar Ernst N | Director | SELL | $500K+ | 5K | $110.96 | Aug 26, 2024 |
| Campbell C Robert | Director | SELL | $100K–$500K | 2K | $110.00 | May 24, 2024 |
| Love Timothy Michael | CAO | SELL | $50K–$100K | 1K | $71.46 | Oct 4, 2023 |
| DiMarco Paul | CFO | SELL | $50K–$100K | 1K | $71.35 | Oct 4, 2023 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 591 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| VICTORY CAPITAL MANAGEMENT INC | 2.6M | $1M+ | SH |
| Hill City Capital, LP | 2.2M | $1M+ | SH |
| STATE STREET CORP | 1.8M | $1M+ | SH |
| FIRST TRUST ADVISORS LP | 1.3M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 1.0M | $1M+ | SH |
| Third Point LLC | 925K | $1M+ | SH |
| Electron Capital Partners, LLC | 804K | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 767K | $1M+ | SH |
| Point72 Asset Management, L.P. | 721K | $1M+ | SH |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 606K | $1M+ | SH |
| Merewether Investment Management, LP | 569K | $1M+ | SH |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 543K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 502K | $1M+ | SH |
| Forest Avenue Capital Management LP | 494K | $1M+ | SH |
| Freestone Grove Partners LP | 456K | $1M+ | SH |
| Legacy Advisors, LLC | 381K | $1M+ | SH |
| GOLDMAN SACHS GROUP INC | 304K | $1M+ | SH |
| LORD, ABBETT & CO. LLC | 260K | $1M+ | SH |
| BlackRock, Inc. | 256K | $1M+ | SH |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 240K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13D/A · Aug 22, 2025
15.0%
11.9M shares
SC 13D/A · Aug 22, 2025
7.8%
6.2M shares
SC 13G/A · Apr 17, 2025
6.8%
5.4M shares
SC 13G/A · Feb 5, 2025
9.2%
7.3M shares
NORDEA INVESTMENT MANAGEMENT AB
SC 13G · Nov 5, 2024
2.5%
2.0M shares
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS Jorge Mas 2
SC 13D/A · Sep 10, 2024
14.9%
1.2B shares
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS Jose Mas 2
SC 13D/A · Sep 10, 2024
7.8%
614.9M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
7.6%
6.0M shares
SC 13G/A · Jan 26, 2024
6.9%
5.4M shares
SC 13G/A · Jan 31, 2023
7.5%
5.9M shares
SC 13D/A · Jan 13, 2023
14.9%
11.7M shares
SC 13D/A · Jan 13, 2023
7.7%
6.1M shares
SC 13G/A · Feb 11, 2022
3.4%
2.5M shares
SC 13G/A · Jan 31, 2022
7.4%
5.5M shares