Schwerin Boyle Capital Management’s Gentex GNTX Stock Holding History

Schwerin Boyle Capital Management’s Portfolio GNTX Stock Details GNTX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$13.6M	Sell	621,286 -74,432	-11%	-$1.73M	1.72%	24
2025 Q4	$16.2M	Hold	695,718	–	–	1.77%	18
2025 Q3	$19.7M	Hold	695,718	–	–	2.15%	14
2025 Q2	$15.3M	Buy	695,718 +176,500	+34%	+$3.86M	1.71%	21
2025 Q1	$12.1M	Buy	519,218 +91,218	+21%	+$2.33M	1.25%	25
2024 Q4	$12.3M	Hold	428,000	–	–	1.26%	24
2024 Q3	$12.7M	Sell	428,000 -25,000	-6%	-$777K	1.33%	25
2024 Q2	$15.3M	Hold	453,000	–	–	1.6%	22
2024 Q1	$16.4M	Hold	453,000	–	–	1.63%	21
2023 Q4	$14.8M	Hold	453,000	–	–	1.65%	20
2023 Q3	$14.7M	Hold	453,000	–	–	1.73%	21
2023 Q2	$13.3M	Buy	453,000 +129,000	+40%	+$3.56M	1.25%	23
2023 Q1	$9.08M	Hold	324,000	–	–	0.93%	29
2022 Q4	$8.84M	Hold	324,000	–	–	0.89%	30
2022 Q3	$7.72M	Hold	324,000	–	–	0.84%	32
2022 Q2	$9.06M	Hold	324,000	–	–	0.92%	31
2022 Q1	$9.45M	Hold	324,000	–	–	0.79%	32
2021 Q4	$11.3M	Hold	324,000	–	–	0.92%	28
2021 Q3	$10.7M	Hold	324,000	–	–	0.9%	29
2021 Q2	$10.7M	Hold	324,000	–	–	0.88%	31
2021 Q1	$11.6M	Sell	324,000 -155,000	-32%	-$5.51M	1.03%	30
2020 Q4	$16.3M	Hold	479,000	–	–	1.52%	20
2020 Q3	$12.3M	Hold	479,000	–	–	1.42%	24
2020 Q2	$12.3M	Hold	479,000	–	–	1.55%	21
2020 Q1	$10.6M	Hold	479,000	–	–	1.48%	24
2019 Q4	$13.9M	Hold	479,000	–	–	1.33%	27
2019 Q3	$13.2M	Hold	479,000	–	–	1.36%	21
2019 Q2	$11.8M	Hold	479,000	–	–	1.23%	27
2019 Q1	$9.91M	Hold	479,000	–	–	1.09%	32
2018 Q4	$9.68M	Hold	479,000	–	–	1.22%	27
2018 Q3	$10.3M	Hold	479,000	–	–	1.09%	31
2018 Q2	$11M	Sell	479,000 -80,000	-14%	-$1.9M	1.21%	26
2018 Q1	$12.9M	Hold	559,000	–	–	1.41%	23
2017 Q4	$11.7M	Hold	559,000	–	–	1.28%	26
2017 Q3	$11.1M	Hold	559,000	–	–	1.25%	27
2017 Q2	$10.6M	Hold	559,000	–	–	1.25%	28
2017 Q1	$11.9M	Hold	559,000	–	–	1.46%	25
2016 Q4	$11M	Hold	559,000	–	–	1.36%	27
2016 Q3	$9.82M	Hold	559,000	–	–	1.36%	26
2016 Q2	$8.64M	Hold	559,000	–	–	1.24%	28
2016 Q1	$8.77M	Hold	559,000	–	–	1.23%	28
2015 Q4	$8.95M	Hold	559,000	–	–	1.24%	28
2015 Q3	$8.66M	Hold	559,000	–	–	1.24%	28
2015 Q2	$9.18M	Buy	559,000 +25,000	+5%	+$437K	1.2%	28
2015 Q1	$9.77M	Buy	534,000 +30,000	+6%	+$529K	1.37%	23
2014 Q4	$9.11M	Sell	504,000 -40,000	-7%	-$665K	1.23%	25
2014 Q3	$7.28M	Buy	+544,000	New	+$7.91M	1.02%	28

Other funds holding GNTX

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Ariel Investments Chicago, Illinois $8.93B AUM 29.58% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Bank of Montreal Toronto, Ontario, Canada $269B AUM 31.4% 1-Year Est. Return

Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Schwerin Boyle Capital Management's GNTX Position: Q1 2026 in Review

Schwerin Boyle Capital Management reduced its Gentex (GNTX) stake by 11% in Q1 2026, selling an estimated $1.73M and leaving 621,286 shares worth $13.6M. The position accounts for 1.72% of the portfolio, ranked #24.

Schwerin Boyle Capital Management first reported a position in GNTX in Q3 2014 and has held it in 47 quarters since. The position peaked at $19.7M in Q3 2025. 501 funds tracked by Wall St. Rank hold GNTX as of Q1 2026.

Schwerin Boyle Capital Management held 621,286 shares of Gentex worth $13.6M as of Q1 2026.
Schwerin Boyle Capital Management sold 74,432 Gentex shares in Q1 2026, an estimated $1.73M.
Gentex made up 1.72% of Schwerin Boyle Capital Management's portfolio in Q1 2026, its #24 holding.
Schwerin Boyle Capital Management first reported a position in Gentex in Q3 2014 and has held it in 47 quarters since.
Schwerin Boyle Capital Management's Gentex position peaked at $19.7M in Q3 2025.
501 funds tracked by Wall St. Rank held Gentex as of Q1 2026.

Based on Schwerin Boyle Capital Management's 13F filing for Q1 2026, filed 14 May 2026.