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GERN
Geron Corp
stock NASDAQ

At Close
Aug 20, 2026 3:59:51 PM EDT
1.55USD-2.201%(-0.04)5,983,933
1.33Bid   1.82Ask   0.49Spread
Pre-market
Aug 20, 2026 9:16:30 AM EDT
1.56USD-2.013%(-0.03)5,000
After-hours
Aug 20, 2026 4:49:30 PM EDT
1.55USD-0.322%(0.00)865,115
OverviewOption ChainMax PainOption ChainHistoricalExchange VolumeDark Pool LevelsDark Pool PrintsExchangesShort VolumeShort Interest - DailyShort InterestBorrow Fee (CTB)Failure to Deliver (FTD)ShortsTrendsNewsMore
Expiration Dates
Aug 21, 2026Sep 18, 2026Oct 16, 2026Dec 18, 2026Jan 15, 2027Mar 19, 2027

ITM/OTM for Aug 21, 2026View All Dates
Calls ITMCalls OTMPuts ITMPuts OTM
1,9585320438


GERN Aug 21, 2026 Exp. - Volume by Strike
Puts
Calls

GERN Aug 21, 2026 Exp. - Open Interest by Strike

Puts
Calls

GERN Aug 21, 2026 Exp. - Max Pain @ $1.50

Puts
Calls


GERN Aug 21, 2026 Exp. - Option Chain
In the Money (ITM)
Calls
StrikePriceChangeVolOILastContract Name
5.00 C0.200%1107-23GERN260821C00005000
4.00 C00%0GERN260821C00004000
3.00 C0.100%1106-18GERN260821C00003000
2.00 C0.03-25.00%253008-19GERN260821C00002000
1.50 C0.08-20.00%341,93808-19GERN260821C00001500
1.00 C0.67+19.64%22008-12GERN260821C00001000
0.50 C00%0GERN260821C00000500
Puts
StrikePriceChangeVolOILastContract Name
5.00 P00%0GERN260821P00005000
4.00 P00%0GERN260821P00004000
3.00 P00%0GERN260821P00003000
2.00 P00%0GERN260821P00002000
1.50 P0.050.00%142808-19GERN260821P00001500
1.00 P0.04-20.00%1808-13GERN260821P00001000
0.50 P0.03-40.00%2208-06GERN260821P00000500


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