Caris Life Sciences (CAI) Options Chain

NASDAQ: CAIHealth CareMedical SpecialitiesUSD

29.70+2.20 (+8.00%)

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

Expiration date

Expiration: Dec 18, 2026
Days to expiration: 68
Share price: $29.70
Put/call ratio (OI): 0.29
Put/call ratio (volume): 0.16
ATM implied volatility: 83.2%
Expected move: ±$10.67
Open interest (C / P): 1.62K / 476

CAI options summary

The CAI options chain for the December 18, 2026 expiration lists 11 call and 12 put contracts, with 68 days until expiration. Open interest stands at 1,621 calls and 476 puts, a put/call ratio of 0.29, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $30.00 strike is 83.2%, which implies the market expects a move of about ±$10.67 (35.9%) in Caris Life Sciences stock by expiration.

The most open interest sits at the $35.00 call (460 contracts) and the $15.00 put (133 contracts).

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

CAI options chain · December 18, 2026

CAI 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
—	—	—	—	—	—	5.00	0.00	2.15	0.25	370.1%	1	6
—	—	—	—	—	—	7.50	0.00	1.75	0.30	265.2%	2	3
222	93	155.1%	21.45	18.00	21.90	10.00	0.00	2.20	0.90	228.9%	3	8
20	1	135.9%	15.81	15.60	19.50	12.50	0.00	2.30	1.25	190.2%	1	26
3	1	114.5%	12.40	13.20	17.00	15.00	0.15	2.50	0.25	164.9%	1	133
3	1	101.1%	14.10	10.80	14.70	17.50	0.10	2.60	0.35	136.7%	1	66
17	1	91.2%	9.55	8.50	12.50	20.00	0.00	2.80	0.60	112.9%	1	108
22	6	85.3%	7.67	7.00	9.90	22.50	0.00	3.20	1.17	95.6%	3	2
435	9	80.6%	6.60	6.00	7.20	25.00	0.45	3.00	2.37	76.4%	4	98
CAI $29.70
257	6	77.1%	2.79	2.15	5.50	30.00	3.20	6.30	2.65	89.4%	1	24
460	4	72.3%	1.92	1.05	2.80	35.00	6.20	9.50	7.00	85.1%	1	1
162	1	89.6%	0.75	0.50	2.90	40.00	—	—	—	—	—	—
20	5	114.1%	1.00	0.00	4.00	45.00	14.00	18.00	16.70	79.6%	1	1

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 CAI put/call ratio?

For the December 18, 2026 expiration, the CAI put/call ratio based on open interest is 0.29 (476 puts vs 1,621 calls), and 0.16 based on today's volume. A ratio above 1 means more puts than calls.

What is CAI's implied volatility?

At-the-money implied volatility for CAI options expiring December 18, 2026 is about 83.2%, an annualized estimate of how much the market expects Caris Life Sciences stock to move.

How many CAI option expiration dates are there?

CAI has 7 listed expiration dates, from Oct 16, 2026 to Dec 17, 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.