CareDx (CDNA) Options Chain

NASDAQ: CDNAHealthcareDiagnostics & ResearchUSD

63.67+1.47 (+2.36%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Nov 19, 2027
Days to expiration: 404
Share price: $63.67
Put/call ratio (OI): 0.04
Put/call ratio (volume): 0.28
ATM implied volatility: 62.7%
Expected move: ±$42.02
Open interest (C / P): 254 / 10

CDNA options summary

The CDNA options chain for the November 19, 2027 expiration lists 8 call and 1 put contracts, with 404 days until expiration. Open interest stands at 254 calls and 10 puts, a put/call ratio of 0.04, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $65.00 strike is 62.7%, which implies the market expects a move of about ±$42.02 (66.0%) in CareDx stock by expiration.

The most open interest sits at the $70.00 call (209 contracts) and the $60.00 put (10 contracts).

Summary generated from market data by MetaCap's automated system. Methodology

CDNA options chain · November 19, 2027

CDNA calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
1	1	76.9%	37.85	31.10	36.00	35.00	—	—	—	—	—	—
2	1	64.7%	24.24	18.00	23.00	55.00	—	—	—	—	—	—
10	10	64.1%	20.85	16.00	20.50	60.00	9.00	14.00	9.25	51.7%	10	10
CDNA $63.67
17	6	62.7%	15.10	13.50	18.50	65.00	—	—	—	—	—	—
209	6	61.5%	13.25	11.50	16.50	70.00	—	—	—	—	—	—
1	—	61.2%	12.20	10.00	14.80	75.00	—	—	—	—	—	—
13	12	59.3%	11.75	7.00	11.80	85.00	—	—	—	—	—	—
1	—	59.2%	7.00	6.00	10.70	90.00	—	—	—	—	—	—

In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.

Frequently asked questions

What is the CDNA put/call ratio?

For the November 19, 2027 expiration, the CDNA put/call ratio based on open interest is 0.04 (10 puts vs 254 calls), and 0.28 based on today's volume. A ratio above 1 means more puts than calls.

What is CDNA's implied volatility?

At-the-money implied volatility for CDNA options expiring November 19, 2027 is about 62.7%, an annualized estimate of how much the market expects CareDx stock to move.

How many CDNA option expiration dates are there?

CDNA has 6 listed expiration dates, from Oct 16, 2026 to Nov 19, 2027.

What does "in the money" mean?

A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.