Gentex Corp

GNTXNASDAQ · USD
22.31USD+0.18 (+0.82%)
1095

Gentex Corp (GNTX) Options Open Interest

GNTX options open interest is 997 contracts. The 2-week average daily volume is 42 contracts across the chain.

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Monitoring GNTX open interest helps you see where real money is positioned on Gentex Corp's options and which strikes are attracting the most commitment from traders. Gentex Corp's open interest reflects the total number of outstanding contracts that have not been closed or exercised, making it a powerful gauge of liquidity, conviction, and potential support and resistance zones. Use our scanner to monitor GNTX options open interest in real time and find the strikes that matter.

Open interest is distinct from volume: volume counts how many contracts are traded in a session, while open interest counts how many remain open at the end of the day. Rising GNTX options open interest alongside rising volume suggests new positions are being built, while falling open interest signals positions are being closed. Heavy open interest at specific strikes often acts as a magnet near expiration and can hint at where dealers and large traders expect Gentex Corp to settle.

Gentex Corporation designs, develops, manufactures, markets, and supplies digital vision, connected car, dimmable glass, and fire protection products in the United States, Germany, Japan, Mexico, and internationally. It operates through Automotive Products and Other segments. The company offers automotive products, including interior and exterior electrochromic automatic-dimming rearview mirrors, automotive electronics, and non-automatic-dimming rearview mirrors for automotive passenger cars, light trucks, pick-up trucks, sport utility vehicles, and vans for original equipment manufacturers, automotive suppliers, and various aftermarket and accessory customers.

It also provides variable dimmable windows to aircraft manufacturers and airline operators. In addition, the company offers photoelectric smoke detectors and alarms, electrochemical carbon monoxide alarms and detectors, audible and visual signaling alarms, and bells and speakers used in fire detection systems in office buildings, hotels, and other commercial and residential buildings, as well as researches and develops nanofiber chemical sensing products. The company sells its fire protection products directly, as well as through sales managers and manufacturer representative organizations to fire protection and security product distributors, electrical wholesale houses, and original equipment manufacturers of fire protection systems. Gentex Corporation was incorporated in 1974 and is headquartered in Zeeland, Michigan.

Pin risk into expiration, dealer positioning, liquidity checks for large orders — all of it starts with knowing where GNTX open interest is concentrated. Our scanner maps Gentex Corp's open interest across every strike and expiry, flags unusual buildups, and lets you drill into the contracts that institutional money is actually holding. Trade Gentex Corp's options open interest as the signal it is, not as an afterthought.

2026-10-16
Calls
25.000.050.0530%+0.067961
20.002.002.952.4848%+0.816220
15.006.409.307.85159%+0.87607
17.503.906.205.0590%+0.87085
22.500.500.5028%+0.43815
Puts
22.500.650.850.7525%-0.571260
25.001.003.702.355%-1.000034
20.000.100.1033%-0.105722
27.504.306.205.259%-1.000017
12.500.750.75218%-0.09770

As of September 21, 2026

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Track GNTX open interest across every strike and expiration, identify where conviction is building, and trade with the positioning data on your side.

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