CareDx Inc (CDNA)
NASDAQ: CDNA
· Real-Time Price · USD
11.87
0.05 (0.42%)
At close: Aug 15, 2025, 3:59 PM
11.84
-0.21%
After-hours: Aug 15, 2025, 04:10 PM EDT
CDNA Option Overview
Overview for all option chains of CDNA. As of August 15, 2025, CDNA options have an IV of 500% and an IV rank of 310.04%. The volume is 239 contracts, which is 51.96% of average daily volume of 460 contracts. The volume put-call ratio is 1.57, indicating a bearish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
500%IV Rank
310.04%Historical Volatility
150.08%IV Low
74.75% on Feb 03, 2025IV High
211.91% on Aug 14, 2025Open Interest (OI)
Today's Open Interest
6,786Put-Call Ratio
0.42Put Open Interest
2,019Call Open Interest
4,767Open Interest Avg (30-day)
5,194Today vs Open Interest Avg (30-day)
130.65%Option Volume
Today's Volume
239Put-Call Ratio
1.57Put Volume
146Call Volume
93Volume Avg (30-day)
460Today vs Volume Avg (30-day)
51.96%Option Chain Statistics
This table provides a comprehensive overview of all CDNA options grouped by their expiration dates.
| Expiration | Call Vol | Put Vol | P/C Vol | Call OI | Put OI | P/C OI | Implied Volatility | Max Pain |
| Aug 15, 2025 | 20 | 30 | 1.5 | 3,017 | 1,267 | 0.42 | 500% | 12.5 |
| Sep 19, 2025 | 62 | 87 | 1.4 | 255 | 547 | 2.15 | 180.73% | 15 |
| Oct 17, 2025 | 0 | 0 | 0 | 0 | 0 | 0 | 119.06% | 2.5 |
| Nov 21, 2025 | 5 | 29 | 5.8 | 468 | 132 | 0.28 | 89.96% | 12.5 |
| Jan 16, 2026 | 0 | 0 | 0 | 2 | 0 | 0 | n/a | 8 |
| Feb 20, 2026 | 6 | 0 | 0 | 810 | 73 | 0.09 | 79.48% | 10 |
| Dec 18, 2026 | 0 | 0 | 0 | 215 | 0 | 0 | n/a | 8 |