GENTEX CORP (GNTX) Stock Institutional Trading Activity


GENTEX CORP (GNTX) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC, Ariel Appreciation Fund, Disciplined Growth Investors, Jensen Investment Management, and Sequoia Financial Advisors. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q2 2020Sequoia Financial AdvisorsSell-50,2130$1,287
Q2 2020Renaissance Technologies LLCBuy238,3004,442,235$114,476
Q2 2020Disciplined Growth InvestorsSell-1,634,1873,684,252$94,943
Q1 2020Sequoia Financial AdvisorsBuy10650,213$1,113
Q1 2020Renaissance Technologies LLCBuy970,1004,203,935$93,159
Q1 2020Disciplined Growth InvestorsBuy1,063,0765,318,439$117,857
Q4 2019Sequoia Financial AdvisorsSell-12050,107$1,452
Q4 2019Renaissance Technologies LLCBuy175,4023,233,835$93,717
Q4 2019Disciplined Growth InvestorsBuy108,4074,255,363$123,320
Q3 2019Renaissance Technologies LLCBuy2,034,8373,058,433$84,214
Q3 2019Disciplined Growth InvestorsBuy95,1794,146,956$114,186
Q2 2019Sequoia Financial AdvisorsSell-1450,227$1,236
Q2 2019Renaissance Technologies LLCBuy582,9961,023,596$25,191
Q2 2019Disciplined Growth InvestorsSell-212,4794,051,777$99,714
Q1 2019Sequoia Financial AdvisorsBuy42,63350,241$1,039
Q1 2019Renaissance Technologies LLCSell-191,800440,600$9,112
Q1 2019Disciplined Growth InvestorsSell-13,9274,264,256$88,185
Q4 2018Renaissance Technologies LLCSell-298,900632,400$12,781
Q4 2018Disciplined Growth InvestorsSell-81,9154,278,183$86,462
Q3 2018Renaissance Technologies LLCSell-292,100931,300$19,986
Q3 2018Disciplined Growth InvestorsBuy178,4644,360,098$93,568
Q2 2018Disciplined Growth InvestorsSell-55,3014,181,634$96,261
Q1 2018Renaissance Technologies LLCBuy323,2001,223,400$28,163
Q1 2018Disciplined Growth InvestorsSell-107,4864,236,935$97,534
Q4 2017Renaissance Technologies LLCBuy473,700900,200$18,859
Q4 2017Disciplined Growth InvestorsBuy44,3834,344,421$91,016
Q3 2017First Eagle U.S. ValueBuy26,00056,000$1,109
Q3 2017Renaissance Technologies LLCBuy141,704426,500$8,445
Q3 2017Disciplined Growth InvestorsSell-41,7504,300,038$85,141
Q2 2017Renaissance Technologies LLCSell-56,200284,796$5,403

Frequently asked questions about GNTX activity

  • Which institutional owners are buying GNTX?

    Institutional owners buying GNTX include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in GNTX activity?

    "Buy" means an investor increased their reported position in GNTX compared to the prior reporting period. This reflects growing exposure to GENTEX CORP (GNTX) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in GNTX increasing?

    Institutional interest in GNTX can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.