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GNTX
Gentex Corp
stock NASDAQ

At Close

Sep 17, 2026 3:59:59 PM EDT

22.46USD+0.672%(+0.15)1,476,671

0.00Bid 0.00Ask 0.00Spread

Pre-market

Sep 16, 2026 9:29:59 AM EDT

22.62USD+1.390%(+0.31)0

After-hours

Sep 16, 2026 4:01:30 PM EDT

22.31USD-0.090%(-0.02)0

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Sep 18, 2026 Oct 16, 2026 Nov 20, 2026 Dec 18, 2026 Mar 19, 2027

ITM/OTM for Dec 18, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
136	341	60	71

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 @ $17.50

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	0.15	-25.00%	2	8	08-13	GNTX261218C00030000
27.50 C	0.10	-60.00%	3	86	09-08	GNTX261218C00027500
25.00 C	0.65	+30.00%	19	76	09-04	GNTX261218C00025000
22.50 C	1.40	-8.50%	1	90	09-10	GNTX261218C00022500
20.00 C	2.70	-23.94%	1	44	09-15	GNTX261218C00020000
17.50 C	5.67	-9.28%	3	52	09-16	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	4.45	-7.48%	11	4	09-11	GNTX261218P00027500
25.00 P	1.95	-13.33%	35	36	08-21	GNTX261218P00025000
22.50 P	1.20	+9.09%	3	19	09-14	GNTX261218P00022500
20.00 P	0.50	-65.52%	1	10	09-15	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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