GERN · Expected Move
Geron Corp
The expected move for GERN is derived from at-the-money straddle pricing — the market's implied one-standard-deviation move through the next 30 days. Comparing it to realized moves reveals when options are pricing in too much (premium-selling regime) vs too little (premium-buying regime).
GERN straddle price & implied vol
60 sessionsBars: at-the-money straddle price (30-day and 7-day) — the market's priced move. Line: 30-day at-the-money implied volatility (right axis).
Current GERN Expected Move
30-Day Straddle
$0.28
7-Day Straddle
$0.28
30-Day ATM IV
116.3%
IV Rank
29%
Implied one-standard-deviation move through the next 30 days. Compare to GERN's realized
move over the same window to gauge whether options are pricing in too much (premium-selling regime)
or too little (premium-buying regime). The
Expected Move Tracker ranks every symbol by
this measure.
GERN Straddle Price — Last 60 Days
| Date | 30D Straddle | 7D Straddle | ATM IV | IV Rank |
|---|---|---|---|---|
| 20261022 | $0.28 | $0.28 | 116.3% | 29% |
| 20261021 | $0.22 | $0.22 | 153.2% | 51% |
| 20261020 | $7.70 | $7.70 | 108.9% | 25% |
| 20261019 | $0.33 | $0.33 | 123.9% | 34% |
| 20261016 | $0.48 | $10.18 | 146.8% | 47% |
| 20261015 | $0.48 | $0.17 | 133.3% | 39% |
| 20261014 | $0.48 | $0.23 | 135.1% | 40% |
| 20261013 | $0.50 | $0.20 | — | — |
| 20261012 | $12.80 | $13.80 | 162.0% | 56% |
| 20261009 | $0.48 | $2.80 | 111.2% | 26% |
| 20261008 | $0.35 | $0.53 | 122.6% | 33% |
| 20261007 | $0.50 | $0.25 | 158.9% | 54% |
| 20261006 | $0.55 | $0.23 | 231.1% | 96% |
| 20261005 | $0.60 | $0.28 | 140.0% | 43% |
| 20261002 | $0.95 | $0.95 | 217.7% | 88% |
| 20261001 | $2.58 | $2.58 | 116.3% | 29% |
| 20260930 | $0.35 | $0.35 | 117.2% | 30% |
| 20260929 | $2.52 | $2.52 | 120.6% | 32% |
| 20260928 | $2.58 | $2.58 | 122.5% | 33% |
| 20260925 | $2.77 | $2.77 | 96.7% | 18% |
| 20260924 | $0.28 | $0.28 | 73.8% | 5% |
| 20260923 | $0.23 | $0.23 | — | — |
| 20260922 | $0.75 | $0.75 | 116.2% | 29% |
| 20260921 | $0.30 | $0.30 | — | — |
| 20260918 | $0.35 | $0.23 | 119.3% | 31% |
| 20260917 | $0.35 | $0.25 | 100.7% | 20% |
| 20260916 | $0.30 | $0.25 | 75.3% | 6% |
| 20260915 | $0.40 | $0.17 | 155.1% | 52% |
| 20260914 | $0.38 | $0.12 | 106.5% | 24% |
| 20260911 | $0.30 | $0.17 | 65.6% | 0% |
| 20260910 | $2.62 | $0.22 | 115.0% | 28% |
| 20260909 | $0.33 | $0.17 | 80.9% | 8% |
| 20260908 | $0.23 | $0.17 | 84.7% | 10% |
| 20260904 | $0.40 | $0.20 | 79.3% | 7% |
| 20260903 | $0.43 | $0.17 | 102.6% | 20% |
| 20260902 | $0.22 | $0.22 | 98.9% | 18% |
| 20260901 | $0.20 | $0.20 | 77.2% | 6% |
| 20260831 | $0.23 | $0.23 | 83.3% | 9% |
| 20260828 | $0.25 | $0.25 | 86.8% | 11% |
| 20260827 | $0.23 | $0.23 | 74.7% | 4% |
| 20260826 | $0.23 | $0.23 | 73.1% | 3% |
| 20260825 | $0.22 | $0.22 | — | — |
| 20260824 | $0.25 | $0.25 | 83.6% | 9% |
| 20260821 | $0.30 | $0.05 | 92.3% | 14% |
| 20260820 | $0.30 | $0.10 | 87.5% | 12% |
| 20260819 | $0.33 | $0.10 | 88.9% | 12% |
| 20260818 | $0.30 | $0.12 | 84.6% | 10% |
| 20260817 | $0.30 | $0.12 | 83.3% | 9% |
| 20260814 | $0.25 | $0.15 | 69.5% | 1% |
| 20260813 | $0.32 | $0.17 | 86.4% | 11% |
| 20260812 | $0.43 | $0.20 | 108.0% | 24% |
| 20260811 | $0.33 | $0.25 | 88.1% | 12% |
| 20260810 | $0.38 | $0.17 | 95.5% | 16% |
| 20260806 | $0.60 | $0.25 | 96.6% | 17% |
| 20260805 | $0.22 | $0.22 | 82.8% | 9% |
| 20260804 | $0.50 | $0.50 | 102.8% | 21% |
| 20260803 | $0.38 | $0.38 | 100.0% | 19% |
| 20260731 | $0.35 | $0.35 | 146.8% | 46% |
| 20260730 | $0.30 | $0.30 | 93.5% | 15% |
| 20260729 | $0.30 | $0.30 | 102.2% | 20% |
More on GERN
Market data may be delayed, incomplete, or inaccurate. Not a recommendation to buy, sell, or hold any security. Verify quotes with your broker before trading. See Terms §17.