D. E. Shaw & Co., Inc.
- SEC CIK
- 0001009207
- Latest filing
- Aug 14, 2026
MTZ holding history
Mastec Inc in every 13F filed by D. E. Shaw & Co., Inc., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
MTZ overviewAll 13F holders of MTZFull Q2 2026 holdings
- Shares (Q2 2026)
- 180,243
- Value
- $75.0M
- % of portfolio
- <0.1%
- Quarters held
- 15
- Since Q2 2021
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 180,243 | $75.0M | <0.1% | +126,888+237.8% | Added | Holders |
| Q1 2026 | 53,355 | $17.2M | <0.1% | −185,527−77.7% | Reduced | Holders |
| Q4 2025 | 238,882 | $51.9M | <0.1% | +48,014+25.2% | Added | Holders |
| Q3 2025 | 190,868 | $40.6M | <0.1% | −149,232−43.9% | Reduced | Holders |
| Q2 2025 | 340,100 | $58.0M | 0.1% | +294,196+640.9% | Added | Holders |
| Q1 2025 | 45,904 | $5.36M | <0.1% | −26,970−37.0% | Reduced | Holders |
| Q4 2024 | 72,874 | $9.92M | <0.1% | +65,225+852.7% | Added | Holders |
| Q3 2024 | 7,649 | $941.6K | <0.1% | −5,083−39.9% | Reduced | Holders |
| Q2 2024 | 12,732 | $1.36M | <0.1% | +12,732 | New | Holders |
| Q4 2023 | 0 | $0 | 0.0% | −7,354−100.0% | Sold out | Holders |
| Q3 2023 | 7,354 | $529.3K | <0.1% | +7,354 | New | Holders |
| Q1 2023 | 0 | $0 | 0.0% | −49,345−100.0% | Sold out | Holders |
| Q4 2022 | 49,345 | $4.21M | <0.1% | +49,345 | New | Holders |
| Q2 2022 | 0 | $0 | 0.0% | −63,145−100.0% | Sold out | Holders |
| Q1 2022 | 63,145 | $5.50M | <0.1% | +25,641+68.4% | Added | Holders |
| Q4 2021 | 37,504 | $3.46M | <0.1% | −101,640−73.0% | Reduced | Holders |
| Q3 2021 | 139,144 | $12.0M | <0.1% | +56,865+69.1% | Added | Holders |
| Q2 2021 | 82,279 | $8.73M | <0.1% | +82,279 | New | Holders |