GENTEX CORP (GNTX) Top Institutional Shareholders
GENTEX CORP (GNTX) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $4.17B in GNTX holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of GNTX tracked by InsiderSet, reporting ownership valued at approximately $465.37M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $540.55M, representing an estimated gain of +16.16% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 50% of the total disclosed GNTX value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., American Century Companies Inc, Vanguard Portfolio Management Llc, and several other long-term asset managers with concentrated positions in GENTEX CORP (GNTX).
This page ranks the largest institutional GNTX shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
497
Total Reported Value
$4.17B
Largest Holder
Blackrock, Inc.
Largest Position
$465.37M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
49
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.01% | 21,298,182 | $465,365,270 | $540,547,859 | +$75,182,589 | +16.16% | |
| American Century Companies Inc | 0.12% | 10,603,336 | $231,682,931 | $269,112,668 | +$37,429,737 | +16.16% | |
| Vanguard Portfolio Management Llc | 0.01% | 10,259,250 | $224,164,613 | $260,379,765 | +$36,215,152 | +16.16% | |
| Vanguard Capital Management Llc | 0.01% | 9,701,341 | $211,974,301 | $246,220,035 | +$34,245,734 | +16.16% | |
| Ariel Appreciation Fund | John W. Rogers Jr. | 2.04% | 8,342,402 | $182,281,484 | $211,730,163 | +$29,448,679 | +16.16% |
| Dimensional Fund Advisors Lp | 0.03% | 7,463,299 | $163,066,638 | $189,418,529 | +$26,351,891 | +16.16% | |
| Bank Of Montreal | 0.07% | 7,398,009 | $161,646,497 | $187,761,468 | +$26,114,971 | +16.16% | |
| Fuller & Thaler Asset Management, Inc. | 0.52% | 7,108,679 | $155,324,641 | $180,418,273 | +$25,093,632 | +16.16% | |
| State Street Corp | 0.01% | 7,081,099 | $154,722,013 | $179,718,293 | +$24,996,280 | +16.16% | |
| Geode Capital Management, Llc | 0.01% | 6,009,747 | $131,335,319 | $152,527,379 | +$21,192,060 | +16.14% | |
| Boston Partners | 0.13% | 5,690,036 | $124,321,258 | $144,413,114 | +$20,091,856 | +16.16% | |
| Disciplined Growth Investors | Fred Martin | 2.02% | 4,519,708 | $98,755,620 | $114,710,189 | +$15,954,569 | +16.16% |
| Caisse De Depot Et Placement Du Quebec | 0.13% | 3,839,952 | $83,902,951 | $97,457,982 | +$13,555,031 | +16.16% | |
| Goldman Sachs Group Inc | 0.01% | 3,775,240 | $82,488,996 | $95,815,591 | +$13,326,595 | +16.16% | |
| Morgan Stanley | 0.00% | 3,046,662 | $66,569,584 | $77,324,282 | +$10,754,698 | +16.16% | |
| Arrowstreet Capital, Limited Partnership | 0.04% | 2,995,044 | $65,441,711 | $76,014,217 | +$10,572,506 | +16.16% | |
| Charles Schwab Investment Management Inc | 0.01% | 2,437,874 | $53,267,547 | $61,873,242 | +$8,605,695 | +16.16% | |
| Wellington Management Group Llp | 0.01% | 2,240,993 | $48,965,697 | $56,876,402 | +$7,910,705 | +16.16% | |
| Northern Trust Corp | 0.01% | 2,169,968 | $47,413,801 | $55,073,788 | +$7,659,987 | +16.16% | |
| Bank Of New York Mellon Corp | 0.01% | 2,108,700 | $46,075,099 | $53,518,806 | +$7,443,707 | +16.16% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.01% | 2,074,423 | $45,326,142 | $52,648,856 | +$7,322,714 | +16.16% | |
| Seizert Capital Partners, Llc | 2.00% | 1,988,653 | $43,452,068 | $50,472,013 | +$7,019,945 | +16.16% | |
| Millennium Management Llc | 0.03% | 1,884,412 | $41,174,402 | $47,826,377 | +$6,651,975 | +16.16% | |
| West Michigan Advisors, Llc | 8.61% | 1,792,935 | $39,175,623 | $45,504,690 | +$6,329,067 | +16.16% | |
| Xxec, Inc. | 6.42% | 1,541,062 | $36,612,047 | $39,112,154 | +$2,500,107 | +6.83% | |
| Renaissance Technologies LLC | Jim Simons | 0.05% | 1,509,752 | $32,988,081 | $38,317,506 | +$5,329,425 | +16.16% |
| Ubs Group Ag | 0.01% | 1,509,382 | $32,979,997 | $38,308,115 | +$5,328,118 | +16.16% | |
| Bank Of America Corp | 0.00% | 1,507,052 | $32,929,086 | $38,248,980 | +$5,319,894 | +16.16% | |
| Voloridge Investment Management, Llc | 0.13% | 1,470,576 | $32,132,086 | $37,323,219 | +$5,191,133 | +16.16% | |
| Balyasny Asset Management L.P. | 0.06% | 1,377,811 | $30,105,170 | $34,968,843 | +$4,863,673 | +16.16% | |
| Vanguard Fiduciary Trust Co | 0.01% | 1,363,425 | $29,790,836 | $34,603,727 | +$4,812,891 | +16.16% | |
| Gotham Asset Management, Llc | 0.09% | 1,292,588 | $28,243,048 | $32,805,883 | +$4,562,835 | +16.16% | |
| Citadel Advisors Llc | 0.02% | 1,224,623 | $26,758,013 | $31,080,932 | +$4,322,919 | +16.16% | |
| First Trust Advisors Lp | 0.02% | 1,155,278 | $25,242,818 | $29,320,956 | +$4,078,138 | +16.16% | |
| Qube Research & Technologies Ltd | 0.03% | 1,109,962 | $24,252,670 | $28,170,836 | +$3,918,166 | +16.16% | |
| Fort Washington Investment Advisors Inc | 0.12% | 1,019,037 | $22,265,958 | $25,863,159 | +$3,597,201 | +16.16% | |
| Freestone Grove Partners Lp | 0.16% | 991,846 | $21,671,835 | $25,173,051 | +$3,501,216 | +16.16% | |
| Ameriprise Financial Inc | 0.00% | 964,126 | $21,066,465 | $24,469,518 | +$3,403,053 | +16.15% | |
| Raymond James Financial Inc | 0.01% | 919,000 | $20,080,153 | $23,324,220 | +$3,244,067 | +16.16% | |
| Triodos Investment Management Bv | 1.32% | 801,000 | $17,501,850 | $20,329,380 | +$2,827,530 | +16.16% | |
| Van Lanschot Kempen Investment Management N.V. | 0.15% | 775,438 | $16,943,320 | $19,680,616 | +$2,737,296 | +16.16% | |
| Retirement Systems Of Alabama | 0.05% | 693,276 | $15,148,081 | $17,595,345 | +$2,447,264 | +16.16% | |
| Rhumbline Advisers | 0.01% | 684,068 | $14,946,834 | $17,361,646 | +$2,414,812 | +16.16% | |
| Aqr Capital Management Llc | 0.01% | 662,874 | $14,430,780 | $16,823,742 | +$2,392,962 | +16.58% | |
| Cidel Asset Management Inc | 0.77% | 647,425 | $14,146,240 | $16,431,647 | +$2,285,407 | +16.16% | |
| Alps Advisors Inc | 0.07% | 641,612 | $14,019,222 | $16,284,113 | +$2,264,891 | +16.16% | |
| Trexquant Investment Lp | 0.10% | 641,607 | $14,019,113 | $16,283,986 | +$2,264,873 | +16.16% | |
| Leeward Investments, Llc - Ma | 0.69% | 637,042 | $13,919,370 | $16,168,126 | +$2,248,756 | +16.16% | |
| Schwerin Boyle Capital Management Inc | 1.72% | 621,286 | $13,575,099 | $15,768,239 | +$2,193,140 | +16.16% | |
| Kayne Anderson Rudnick Investment Management Llc | 0.04% | 578,544 | $12,641,199 | $14,683,447 | +$2,042,248 | +16.16% |
Frequently asked questions about GNTX
Who owns the most GNTX stock?
The largest holders of GNTX are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for GENTEX CORP (GNTX).
Is GNTX widely held by superinvestors?
Many widely followed stocks like GNTX appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly GNTX is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.