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Geron Corp GERN 1.31 0.01 1.12%

GERN Gamma Exposure (GEX)

GERN (Geron Corp): See how call and put gamma exposure is distributed across option strikes. Free delayed preview.

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ATM IV
1.2
Put Call Ratio (OI)
0.293
Put Call Ratio (Vol)
0.19
IV Rank
6.85
IV Percentile
59.3
Max Pain
1.5

Gamma exposure (2026-09-21)

GEX estimates dealer hedging flow at each strike.

Positive GEX = dealers are long gamma; they buy the dip and sell the rip, dampening volatility. Negative GEX = dealers are short gamma; they sell the dip and buy the rip, amplifying volatility.

DTE \text{DTE}
25.0
851.0
| Δ | |\Delta|
0.00
1.00
Moneyness Moneyness
-5.7
5.7
View values by strike
GERN · Gamma exposure · 2026-09-21. USD of exposure per 1% underlying move.
StrikeCallsPuts
0.50 149 -5.67
1.00 1.52 K -8.05 K
1.50 15.6 K -1.23 K
2.00 11.5 K -106
2.50 2.26 K -97.8
3.00 3.88 K -280
3.50 234 -32.7
4.00 440 0
4.50 73.7 -0.424