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GNTX
Gentex Corp
stock NASDAQ

At Close

Aug 3, 2026 3:59:57 PM EDT

23.46USD+0.428%(+0.10)1,943,809

23.45Bid 23.49Ask 0.04Spread

Pre-market

Aug 3, 2026 9:25:30 AM EDT

23.38USD+0.086%(+0.02)625

After-hours

Aug 3, 2026 4:00:30 PM EDT

23.45USD-0.043%(-0.01)335,135

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Aug 21, 2026 Sep 18, 2026 Dec 18, 2026 Mar 19, 2027

ITM/OTM for Dec 18, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
204	114	3	72

GNTX Dec 18, 2026 Exp. - Volume by Strike

Puts

Calls

GNTX Dec 18, 2026 Exp. - Open Interest by Strike

Puts

Calls

GNTX Dec 18, 2026 Exp. - Max Pain @ $15.00

Puts

Calls

GNTX Dec 18, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
32.50 C	0.37	-74.48%	80	81	07-06	GNTX261218C00032500
30.00 C	0.59	0%	6	0	05-01	GNTX261218C00030000
27.50 C	0.83	-38.52%	3	25	07-17	GNTX261218C00027500
25.00 C	1.21	-37.95%	1	8	07-24	GNTX261218C00025000
22.50 C	3.70	+22.92%	80	87	07-06	GNTX261218C00022500
20.00 C	5.35	+3.28%	10	38	07-16	GNTX261218C00020000
17.50 C	5.77	-18.27%	10	39	07-27	GNTX261218C00017500
15.00 C	10.99	+32.41%	20	27	06-18	GNTX261218C00015000
12.50 C	11.70	+2.18%	13	13	05-27	GNTX261218C00012500

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
32.50 P	0	0%	0			GNTX261218P00032500
30.00 P	6.18	0%	2	1	05-27	GNTX261218P00030000
27.50 P	2.85	0%	1	1	06-12	GNTX261218P00027500
25.00 P	2.90	0%	1	1	04-24	GNTX261218P00025000
22.50 P	1.08	-10.74%	6	2	07-28	GNTX261218P00022500
20.00 P	1.45	+81.25%	1	9	07-24	GNTX261218P00020000
17.50 P	0.38	0.00%	11	15	07-24	GNTX261218P00017500
15.00 P	0	0%	0			GNTX261218P00015000
12.50 P	0.08	0%	46	46	05-29	GNTX261218P00012500

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