Jeremy Grantham's MBUU Position Overview
Jeremy Grantham (via Grantham, Mayo, Van Otterloo & Co. LLC) currently holds 270,662 shares of Malibu Boats, Inc. (MBUU) worth $7.02 M, representing 0.02% of the portfolio. First purchased in 2020-Q2, this medium-term investment has been held for 17 quarters.
Based on 13F filings, Jeremy Grantham has maintained a strategic position in MBUU, demonstrating sustained confidence in this investment. Largest addition occurred in Q1 2024, adding 279,273 shares. Largest reduction occurred in Q4 2025, reducing 216,614 shares.
Analysis based on 13F filings available since 2013 Q2
Jeremy Grantham's Malibu Boats (MBUU) Holding Value Over Time
Track share changes against reported price movement
Quarterly Malibu Boats (MBUU) Trades by Jeremy Grantham
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | -8,695 | Reduce 3.11% | 270,662 | $25.92 |
| Q4 2025 | -216,614 | Reduce 43.67% | 279,357 | $28.21 |
| Q3 2025 | -209,764 | Reduce 29.72% | 495,971 | $32.45 |
| Q2 2025 | -135,228 | Reduce 16.08% | 705,735 | $31.34 |
| Q1 2025 | +121,246 | Add 16.85% | 840,963 | $30.68 |
| Q4 2024 | +6,865 | Add 0.96% | 719,717 | $37.59 |
| Q3 2024 | +63,932 | Add 9.85% | 712,852 | $38.81 |
| Q2 2024 | +131,967 | Add 25.53% | 648,920 | $35.04 |
| Q1 2024 | +279,273 | Add 117.50% | 516,953 | $43.28 |
| Q4 2023 | +40,737 | Add 20.68% | 237,680 | $54.82 |
| Q3 2023 | +72,120 | Add 57.78% | 196,943 | $49.02 |
| Q2 2023 | +8,890 | Add 7.67% | 124,823 | $58.66 |
| Q1 2023 | +38,167 | Add 49.08% | 115,933 | $56.45 |
| Q4 2022 | +24,299 | Add 45.45% | 77,766 | $53.30 |
| Q3 2022 | +53,467 | New Buy | 53,467 | $47.99 |
| Q3 2020 | -15,200 | Sold Out | 0 | $0.00 |
| Q2 2020 | +15,200 | New Buy | 15,200 | $51.97 |
Jeremy Grantham's Malibu Boats Investment FAQs
Jeremy Grantham first purchased Malibu Boats, Inc. (MBUU) in Q2 2020, acquiring 15,200 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 Malibu Boats, Inc. (MBUU) for 17 quarters since Q2 2020.
Jeremy Grantham's largest addition to Malibu Boats, Inc. (MBUU) was in Q1 2024, adding 516,953 shares worth $22.37 M.
According to the latest 13F filing for Q1 2026, Jeremy Grantham's firm, Grantham, Mayo, Van Otterloo & Co. LLC, owns 270,662 shares of Malibu Boats, Inc. (MBUU), valued at approximately $7.02 M.
As of the Q1 2026 filing, Malibu Boats, Inc. (MBUU) represents approximately 0.02% of Jeremy Grantham's publicly disclosed stock portfolio, making it one of their key holdings.
Jeremy Grantham's peak holding in Malibu Boats, Inc. (MBUU) was 840,963 shares, as reported at the end of Q1 2025.