Jeremy Grantham's GNTX Position Overview
Jeremy Grantham (via Grantham, Mayo, Van Otterloo & Co. LLC) currently holds 12,406 shares of Gentex Corporation (GNTX) worth $351,090, representing 0.00% of the portfolio. First purchased in 2014-Q1, this long-term strategic position has been held for 47 quarters.
Based on 13F filings since 2013, Jeremy Grantham has maintained a long-term strategic position in GNTX, representing a significant commitment to this investment thesis. Largest addition occurred in Q1 2024, adding 433,392 shares. Largest reduction occurred in Q1 2025, reducing 1.21 M shares.
Analysis based on 13F filings available since 2013 Q2
Jeremy Grantham's Gentex Corporation (GNTX) Holding Value Over Time
Track share changes against reported price movement
Quarterly Gentex Corporation (GNTX) Trades by Jeremy Grantham
| Period | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2014 | +274,000 | New Buy | 274,000 | $15.77 |
| Q2 2014 | +182,200 | Add 66.50% | 456,200 | $14.54 |
| Q3 2014 | -26,160 | Reduce 5.73% | 430,040 | $13.38 |
| Q4 2014 | -64,288 | Reduce 14.95% | 365,752 | $18.06 |
| Q1 2015 | -13,200 | Reduce 3.61% | 352,552 | $18.30 |
| Q2 2015 | -82,700 | Reduce 23.46% | 269,852 | $16.42 |
| Q3 2015 | -10,471 | Reduce 3.88% | 259,381 | $15.50 |
| Q4 2015 | -18,100 | Reduce 6.98% | 241,281 | $16.01 |
| Q1 2016 | +25,000 | Add 10.36% | 266,281 | $15.69 |
| Q2 2016 | +136,791 | Add 51.37% | 403,072 | $15.45 |
| Q3 2016 | -221,896 | Reduce 55.05% | 181,176 | $17.56 |
| Q4 2016 | +52,787 | Add 29.14% | 233,963 | $19.69 |
| Q1 2017 | +47,266 | Add 20.20% | 281,229 | $21.33 |
| Q2 2017 | -31,800 | Reduce 11.31% | 249,429 | $18.97 |
| Q3 2017 | -249,429 | Sold Out | 249,429 | $0.00 |
| Q3 2018 | +105,000 | New Buy | 105,000 | $21.46 |
| Q4 2018 | -20,800 | Reduce 19.81% | 84,200 | $20.21 |
| Q1 2019 | -84,200 | Sold Out | 84,200 | $0.00 |
| Q2 2019 | +54,748 | New Buy | 54,748 | $24.60 |
| Q3 2019 | +15,900 | Add 29.04% | 70,648 | $27.53 |
| Q4 2019 | +4,400 | Add 6.23% | 75,048 | $28.98 |
| Q1 2020 | -31,500 | Reduce 41.97% | 43,548 | $22.16 |
| Q2 2020 | +100 | Add 0.23% | 43,648 | $25.77 |
| Q4 2020 | -13,400 | Reduce 30.70% | 30,248 | $33.92 |
| Q1 2021 | -30,248 | Sold Out | 30,248 | $0.00 |
| Q3 2022 | +320,989 | New Buy | 320,989 | $23.84 |
| Q4 2022 | +11,267 | Add 3.51% | 332,256 | $27.27 |
| Q1 2023 | +167,335 | Add 50.36% | 499,591 | $28.03 |
| Q3 2023 | +94,200 | Add 18.86% | 593,791 | $32.54 |
| Q4 2023 | -39,001 | Reduce 6.57% | 554,790 | $32.66 |
| Q1 2024 | +433,392 | Add 78.12% | 988,182 | $36.12 |
| Q2 2024 | +73,612 | Add 7.45% | 1.06 M | $33.71 |
| Q3 2024 | +128,211 | Add 12.07% | 1.19 M | $29.69 |
| Q4 2024 | +47,832 | Add 4.02% | 1.24 M | $28.73 |
| Q1 2025 | -1.21 M | Reduce 98.15% | 22,862 | $23.30 |
| Q2 2025 | -22,862 | Sold Out | 22,862 | $0.00 |
| Q3 2025 | +12,406 | New Buy | 12,406 | $28.30 |
Jeremy Grantham's Gentex Corporation Investment FAQs
Jeremy Grantham first purchased Gentex Corporation (GNTX) in Q1 2014, acquiring 274,000 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 Gentex Corporation (GNTX) for 47 quarters since Q1 2014. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Jeremy Grantham's largest addition to Gentex Corporation (GNTX) was in Q1 2024, adding 988,182 shares worth $35.69 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
According to the latest 13F filing for Q3 2025, Jeremy Grantham's firm, Grantham, Mayo, Van Otterloo & Co. LLC, owns 12,406 shares of Gentex Corporation (GNTX), valued at approximately $351,090. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
As of the Q3 2025 filing, Gentex Corporation (GNTX) represents approximately 0.00% of Jeremy Grantham's publicly disclosed stock portfolio, making it one of their key holdings. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Jeremy Grantham's peak holding in Gentex Corporation (GNTX) was 1,237,837 shares, as reported at the end of Q4 2024. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.