Joel Greenblatt's GNTX Position Overview
Joel Greenblatt (via Gotham Asset Management, LLC) currently holds 524,311 shares of Gentex Corporation (GNTX) worth $12.2 M, representing 0.04% of the portfolio. First purchased in 2013-Q2, this long-term strategic position has been held for 50 quarters.
Based on 13F filings since 2013, Joel Greenblatt has maintained a long-term strategic position in GNTX, representing a significant commitment to this investment thesis. Largest addition occurred in Q1 2014, adding 1.31 M shares. Largest reduction occurred in Q1 2016, reducing 1.52 M shares.
Analysis based on 13F filings available since 2013 Q2
Joel Greenblatt's Gentex Corporation (GNTX) Holding Value Over Time
Track share changes against reported price movement
Quarterly Gentex Corporation (GNTX) Trades by Joel Greenblatt
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -837,008 | Reduce 61.49% | 524,311 | $23.27 |
| Q3 2025 | +136,112 | Add 11.11% | 1.36 M | $28.30 |
| Q2 2025 | +1.07 M | Add 673.10% | 1.23 M | $21.99 |
| Q1 2025 | -210,935 | Reduce 57.10% | 158,479 | $23.30 |
| Q4 2024 | +126,757 | Add 52.24% | 369,414 | $28.73 |
| Q3 2024 | +136,035 | Add 127.59% | 242,657 | $29.69 |
| Q2 2024 | +64,385 | Add 152.44% | 106,622 | $33.71 |
| Q1 2024 | +604 | Add 1.45% | 42,237 | $36.12 |
| Q4 2023 | +23,369 | Add 127.95% | 41,633 | $32.66 |
| Q3 2023 | +3,667 | Add 25.12% | 18,264 | $32.54 |
| Q2 2023 | +6,280 | Add 75.51% | 14,597 | $29.26 |
| Q1 2023 | +8,317 | New Buy | 8,317 | $28.03 |
| Q4 2022 | -18,035 | Sold Out | 0 | $0.00 |
| Q3 2022 | +9,869 | Add 120.85% | 18,035 | $23.84 |
| Q2 2022 | +8,166 | New Buy | 8,166 | $27.92 |
| Q1 2022 | -13,107 | Sold Out | 0 | $0.00 |
| Q4 2021 | -63,839 | Reduce 82.97% | 13,107 | $34.87 |
| Q3 2021 | -2,779 | Reduce 3.49% | 76,946 | $32.98 |
| Q2 2021 | +30,741 | Add 62.76% | 79,725 | $33.09 |
| Q1 2021 | +48,984 | New Buy | 48,984 | $35.66 |
| Q3 2020 | -8,279 | Sold Out | 0 | $0.00 |
| Q2 2020 | +8,279 | New Buy | 8,279 | $25.73 |
| Q1 2020 | -8,203 | Sold Out | 0 | $0.00 |
| Q4 2019 | -10,009 | Reduce 54.96% | 8,203 | $29.01 |
| Q3 2019 | +18,212 | New Buy | 18,212 | $27.51 |
| Q2 2019 | -18,142 | Sold Out | 0 | $0.00 |
| Q1 2019 | -1,487 | Reduce 7.58% | 18,142 | $20.67 |
| Q4 2018 | -283,623 | Reduce 93.53% | 19,629 | $20.23 |
| Q3 2018 | -62,551 | Reduce 17.10% | 303,252 | $21.46 |
| Q2 2018 | +236,422 | Add 182.73% | 365,803 | $23.02 |
| Q1 2018 | -188,475 | Reduce 59.30% | 129,381 | $23.02 |
| Q4 2017 | -186,121 | Reduce 36.93% | 317,856 | $20.95 |
| Q3 2017 | +503,977 | New Buy | 503,977 | $19.80 |
| Q2 2017 | -15,593 | Sold Out | 0 | $0.00 |
| Q1 2017 | -1,440 | Reduce 8.45% | 15,593 | $21.36 |
| Q4 2016 | -547,658 | Reduce 96.98% | 17,033 | $19.67 |
| Q3 2016 | -14,627 | Reduce 2.52% | 564,691 | $17.56 |
| Q2 2016 | +579,318 | New Buy | 579,318 | $15.45 |
| Q1 2016 | -1.52 M | Sold Out | 0 | $0.00 |
| Q4 2015 | -255,358 | Reduce 14.42% | 1.52 M | $16.01 |
| Q3 2015 | +457,263 | Add 34.82% | 1.77 M | $15.50 |
| Q2 2015 | +888,806 | Add 209.42% | 1.31 M | $16.42 |
| Q1 2015 | -79,461 | Reduce 15.77% | 424,415 | $18.30 |
| Q4 2014 | -1.32 M | Reduce 72.36% | 503,876 | $18.07 |
| Q3 2014 | -1.22 M | Reduce 40.18% | 1.82 M | $13.38 |
| Q2 2014 | +1.03 M | Add 51.18% | 3.05 M | $14.54 |
| Q1 2014 | +1.31 M | Add 184.68% | 2.02 M | $15.76 |
| Q4 2013 | -304,444 | Reduce 30.07% | 708,032 | $16.49 |
| Q3 2013 | +249,718 | Add 32.74% | 1.01 M | $12.80 |
| Q2 2013 | +762,758 | Add 0.00% | 762,758 | $11.53 |
Joel Greenblatt's Gentex Corporation Investment FAQs
Joel Greenblatt first purchased Gentex Corporation (GNTX) in Q2 2013, acquiring 762,758 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Joel Greenblatt has held Gentex Corporation (GNTX) for 50 quarters since Q2 2013.
Joel Greenblatt's largest addition to Gentex Corporation (GNTX) was in Q1 2014, adding 2,015,634 shares worth $31.78 M.
According to the latest 13F filing for Q4 2025, Joel Greenblatt's firm, Gotham Asset Management, LLC, owns 524,311 shares of Gentex Corporation (GNTX), valued at approximately $12.2 M.
As of the Q4 2025 filing, Gentex Corporation (GNTX) represents approximately 0.04% of Joel Greenblatt's publicly disclosed stock portfolio, making it one of their key holdings.
Joel Greenblatt's peak holding in Gentex Corporation (GNTX) was 3,047,174 shares, as reported at the end of Q2 2014.