Jane Street
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Jane Street’s Gentex GNTX Stock Holding History

Jane Street’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
2022
Q1 		– Sell
-7,900
Closed -$275K – 10561
2021
Q4 		$275K Buy
+7,900
New +$280K ﹤0.01% 8339
2021
Q3 		– Sell
-25,200
Closed -$834K – 10222
2021
Q2 		$834K Buy
25,200
+2,600
+12% +$90.2K ﹤0.01% 6222
2021
Q1 		$806K Buy
+22,600
New +$803K ﹤0.01% 5877
2020
Q4 		– Sell
-48,700
Closed -$1.25M – 7711
2020
Q3 		$1.25M Buy
+48,700
New +$1.29M ﹤0.01% 3720

Other funds holding GNTX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
AI
Ariel Investments Chicago, Illinois $10B AUM 42.59% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
Bank of Montreal
Bank of Montreal Toronto, Ontario, Canada $304B AUM 35.64% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Jane Street's GNTX Position: Q2 2026 in Review

Jane Street increased its Gentex (GNTX) stake by 30% in Q2 2026, buying an estimated $1.38M and bringing the position to 254,624 shares worth $6.43M. The position accounts for ﹤0.01% of the portfolio, ranked #3367.

Jane Street first reported a position in GNTX in Q3 2013 and has held it in 33 quarters since. The position peaked at $14.2M in Q2 2024. 532 funds tracked by Wall St. Rank hold GNTX as of Q2 2026.

  • Jane Street held 254,624 shares of Gentex worth $6.43M as of Q2 2026.
  • Jane Street bought 58,400 Gentex shares in Q2 2026, an estimated $1.38M.
  • Gentex made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #3367 holding.
  • Jane Street first reported a position in Gentex in Q3 2013 and has held it in 33 quarters since.
  • Jane Street's Gentex position peaked at $14.2M in Q2 2024.
  • 532 funds tracked by Wall St. Rank held Gentex as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.