Gentex Corporation GNTX options

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19.87 USD
-0.39 -1.92%
Bid
19.87 × 1
Ask
19.88 × 1

Extended hours 19.87 0.00%

As of Oct 30, 2026

GNTX option chain
CallsStrikePuts
BidAskLast% ChgVolumeOpen intImpl volBidAskLast% ChgVolumeOpen intImpl vol
3.70 7.00 6.08 0.00% — 7 124.8%15.00 — — — — — — —
1.65 4.50 3.00 0.00% 2 21 91.0%17.50 0.00 0.75 0.09 0.00% 1 40 67.8%
0.00 2.25 0.70 0.00% 10 11 62.4%20.00 0.05 0.65 0.45 +28.57% 5 248 30.6%
0.00 0.50 0.05 0.00% 1 73 54.3%22.50 1.90 3.40 2.25 0.00% 12 49 88.4%
0.00 0.10 0.15 0.00% 67 295 55.5%25.00 4.20 6.10 4.20 0.00% 5 23 132.7%
0.00 0.75 0.01 0.00% 1 1 152.0%32.50 — — — — — — —

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