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GNTX · Gentex Corp

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$23.59 -0.05 (-0.21%) At close · Aug 24
Market Cap
$4.98B
Shares
210.68M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 528
Total Value: $5,269,386,235
Total Shares: 208,898,427

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 528 13F filers · Δ vs Mar 31, 2026
Top Holder
10.4%
Sep 2023 → Jun 2026 · range 10.4% – 12.3%
−1.0 pts
Top 5
29.6%
Sep 2023 → Jun 2026 · range 29.6% – 40.1%
−1.5 pts
Top 10
47.4%
Sep 2023 → Jun 2026 · range 43.8% – 53.1%
−1.5 pts
HHI
308
Sep 2023 → Jun 2026 · range 308 – 447
Broadly held−26

Quarterly Activity

vs Mar 31, 2026
New
85
Increased
205
Decreased
160
Sold Out
55
Unchanged
78
Holder count: +30
Institutional value: +29.3%
Shares held: +12.0%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 533
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 355811 CUSIP 371901109 13F (30d) 450 filings 431 filers Visit website Investor relations