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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 Sep 18, 2026View All Dates
Calls ITMCalls OTMPuts ITMPuts OTM
9692,226304199


GERN Sep 18, 2026 Exp. - Volume by Strike
Puts
Calls

GERN Sep 18, 2026 Exp. - Open Interest by Strike

Puts
Calls

GERN Sep 18, 2026 Exp. - Max Pain @ $1.50

Puts
Calls


GERN Sep 18, 2026 Exp. - Option Chain
In the Money (ITM)
Calls
StrikePriceChangeVolOILastContract Name
5.00 C00%0GERN260918C00005000
4.00 C0.05-50.00%23407-24GERN260918C00004000
3.00 C0.030.00%29560508-18GERN260918C00003000
2.00 C0.050.00%51,58708-19GERN260918C00002000
1.50 C0.21+40.00%673208-19GERN260918C00001500
1.00 C0.58-9.38%223008-14GERN260918C00001000
0.50 C1.00-29.58%5708-05GERN260918C00000500
Puts
StrikePriceChangeVolOILastContract Name
5.00 P00%0GERN260918P00005000
4.00 P00%0GERN260918P00004000
3.00 P1.45+2.11%110008-18GERN260918P00003000
2.00 P0.500.00%120408-14GERN260918P00002000
1.50 P0.13+18.18%318008-19GERN260918P00001500
1.00 P0.05-76.19%2408-06GERN260918P00001000
0.50 P0.05+66.67%21508-05GERN260918P00000500


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