Jeremy Grantham's MTZ Position Overview
Jeremy Grantham (via Grantham, Mayo, Van Otterloo & Co. LLC) currently holds 1,042 shares of MasTec, Inc. (MTZ) worth $222,592, representing 0.00% of the portfolio. First purchased in 2017-Q1, this medium-term investment has been held for 9 quarters.
Based on 13F filings, Jeremy Grantham has maintained a strategic position in MTZ, demonstrating sustained confidence in this investment. Largest addition occurred in Q1 2024, adding 58,700 shares. Largest reduction occurred in Q2 2024, reducing 58,700 shares.
Analysis based on 13F filings available since 2013 Q2
Jeremy Grantham's MasTec (MTZ) Holding Value Over Time
Track share changes against reported price movement
Quarterly MasTec (MTZ) Trades by Jeremy Grantham
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q3 2026 | +195 | Add 23.02% | 1,042 | $213.62 |
| Q2 2026 | +847 | New Buy | 847 | $416.06 |
| Q2 2024 | -58,700 | Sold Out | 0 | $0.00 |
| Q1 2024 | +58,700 | New Buy | 58,700 | $93.25 |
| Q1 2018 | -11,600 | Sold Out | 0 | $0.00 |
| Q4 2017 | -5,400 | Reduce 31.76% | 11,600 | $48.97 |
| Q3 2017 | -11,100 | Reduce 39.50% | 17,000 | $46.41 |
| Q2 2017 | +6,700 | Add 31.31% | 28,100 | $45.16 |
| Q1 2017 | +21,400 | New Buy | 21,400 | $40.05 |
Jeremy Grantham's MasTec Investment FAQs
Jeremy Grantham first purchased MasTec, Inc. (MTZ) in Q1 2017, acquiring 21,400 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Jeremy Grantham has held MasTec, Inc. (MTZ) for 9 quarters since Q1 2017.
Jeremy Grantham's largest addition to MasTec, Inc. (MTZ) was in Q1 2024, adding 58,700 shares worth $5.47 M.
According to the latest 13F filing for Q3 2026, Jeremy Grantham's firm, Grantham, Mayo, Van Otterloo & Co. LLC, owns 1,042 shares of MasTec, Inc. (MTZ), valued at approximately $222,592.
As of the Q3 2026 filing, MasTec, Inc. (MTZ) represents approximately 0.00% of Jeremy Grantham's publicly disclosed stock portfolio, making it one of their key holdings.
Jeremy Grantham's peak holding in MasTec, Inc. (MTZ) was 58,700 shares, as reported at the end of Q1 2024.