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CareDx CDNA 78.56 2.23 2.92%

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ATM IV
0.519
Put Call Ratio (OI)
1.35
Put Call Ratio (Vol)
0.375
IV Rank
19.5
IV Percentile
18.6
Max pain
65

Gamma exposure (2026-11-06)

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}
14.0
378.0
| Δ | |\Delta|
0.00
1.00
Moneyness Moneyness
-75.3
75.3
View values by strike
CDNA · Gamma exposure · 2026-11-06. USD of exposure per 1% underlying move.
StrikeCallsPuts
12.50 1.94 -4.21
15.00 11.6 -2.56
17.50 0 -13.1
20.00 37.8 -49.2
22.50 868 -71.4
25.00 535 -85.5
30.00 793 -70
35.00 1.37 K -115
40.00 1.35 K -207
45.00 1.83 K -119 K
50.00 16.1 K -1.41 K
55.00 20.2 K -1.49 K
60.00 12.6 K -41.6 K
65.00 47.6 K -31 K
70.00 379 K -27.8 K
75.00 426 K -4.12 K
80.00 137 K -109 K
85.00 17.4 K -442 K
90.00 43.9 K -90 K
95.00 82.3 K 0
100.00 2.26 K -6.32 K
105.00 16.4 K -4.08 K
110.00 62.5 0