Jeremy Grantham's RIO Position Overview
Jeremy Grantham (via Grantham, Mayo, Van Otterloo & Co. LLC) currently holds 2 M shares of Rio Tinto Group (RIO) worth $187.03 M, representing 0.48% of the portfolio. First purchased in 2022-Q1, this medium-term investment has been held for 16 quarters.
Based on 13F filings, Jeremy Grantham has maintained a strategic position in RIO, demonstrating sustained confidence in this investment. Largest addition occurred in Q4 2025, adding 441,799 shares. Largest reduction occurred in Q4 2022, reducing 74,000 shares.
Analysis based on 13F filings available since 2013 Q2
Jeremy Grantham's Rio Tinto Group (RIO) Holding Value Over Time
Track share changes against reported price movement
Quarterly Rio Tinto Group (RIO) Trades by Jeremy Grantham
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +436,593 | Add 27.84% | 2 M | $93.29 |
| Q4 2025 | +441,799 | Add 39.22% | 1.57 M | $80.03 |
| Q3 2025 | +199,962 | Add 21.58% | 1.13 M | $66.01 |
| Q2 2025 | +154,407 | Add 20.00% | 926,483 | $58.33 |
| Q1 2025 | +384,612 | Add 99.26% | 772,076 | $60.08 |
| Q4 2024 | -16,490 | Reduce 4.08% | 387,464 | $58.81 |
| Q3 2024 | +109,013 | Add 36.96% | 403,954 | $71.17 |
| Q2 2024 | +237,486 | Add 413.34% | 294,941 | $65.93 |
| Q1 2024 | +44,247 | Add 335.00% | 57,455 | $63.74 |
| Q4 2023 | -5,278 | Reduce 28.55% | 13,208 | $74.46 |
| Q3 2023 | -44,345 | Reduce 70.58% | 18,486 | $63.64 |
| Q2 2023 | +62,831 | New Buy | 62,831 | $63.84 |
| Q4 2022 | -74,000 | Sold Out | 0 | $0.00 |
| Q3 2022 | +56,300 | Add 318.08% | 74,000 | $55.05 |
| Q2 2022 | -22,700 | Reduce 56.19% | 17,700 | $61.02 |
| Q1 2022 | +40,400 | New Buy | 40,400 | $80.40 |
Jeremy Grantham's Rio Tinto Group Investment FAQs
Jeremy Grantham first purchased Rio Tinto Group (RIO) in Q1 2022, acquiring 40,400 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 Rio Tinto Group (RIO) for 16 quarters since Q1 2022.
Jeremy Grantham's largest addition to Rio Tinto Group (RIO) was in Q4 2025, adding 1,568,244 shares worth $125.51 M.
According to the latest 13F filing for Q1 2026, Jeremy Grantham's firm, Grantham, Mayo, Van Otterloo & Co. LLC, owns 2,004,837 shares of Rio Tinto Group (RIO), valued at approximately $187.03 M.
As of the Q1 2026 filing, Rio Tinto Group (RIO) represents approximately 0.48% of Jeremy Grantham's publicly disclosed stock portfolio, making it one of their key holdings.
Jeremy Grantham's peak holding in Rio Tinto Group (RIO) was 2,004,837 shares, as reported at the end of Q1 2026.