Adaptive Biotechnologies (ADPT) Options Chain

NASDAQ: ADPTHealth CareBiotechnology: Biological Products (No Diagnostic Substances)USD

26.09-0.19 (-0.72%)

At close: Oct 8, 4:00 PM ET · Delayed 15 min

After hours: 26.09 0.00%

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 8
Share price: $26.09
Put/call ratio (OI): 0.19
Put/call ratio (volume): 1.17
ATM implied volatility: 95.5%
Expected move: ±$3.69
Open interest (C / P): 1.48K / 280

ADPT options summary

The ADPT options chain for the October 16, 2026 expiration lists 10 call and 10 put contracts, with 8 days until expiration. Open interest stands at 1,480 calls and 280 puts, a put/call ratio of 0.19, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $25.00 strike is 95.5%, which implies the market expects a move of about ±$3.69 (14.1%) in Adaptive Biotechnologies stock by expiration.

The most open interest sits at the $30.00 call (425 contracts) and the $20.00 put (109 contracts).

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

ADPT options chain · October 16, 2026

ADPT 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
117	1	1906.3%	24.13	21.70	25.20	2.50	—	—	—	—	—	—
7	1	601.6%	23.85	19.20	23.30	5.00	0.00	3.30	0.05	1174.2%	1	1
—	—	—	—	—	—	10.00	0.00	1.85	0.10	558.6%	30	33
2	3	590.2%	7.60	11.40	15.50	12.50	0.00	1.85	0.05	446.9%	10	22
52	5	221.1%	12.77	9.20	13.30	15.00	0.00	0.00	0.35	50.0%	2	0
82	1	354.1%	8.90	6.70	10.20	17.50	0.00	1.85	0.10	281.1%	2	7
136	1	284.4%	8.00	4.20	7.80	20.00	0.00	0.35	0.35	123.8%	1	109
405	4	203.5%	7.77	1.95	5.20	22.50	0.00	2.00	0.86	156.8%	5	16
162	6	98.2%	2.27	1.25	3.10	25.00	0.50	1.50	0.80	92.7%	4	73
ADPT $26.09
425	23	143.4%	0.10	0.05	2.00	30.00	3.20	6.10	2.85	123.0%	1	18
92	3	128.9%	0.07	0.00	0.40	35.00	7.90	10.80	7.55	158.8%	—	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 ADPT put/call ratio?

For the October 16, 2026 expiration, the ADPT put/call ratio based on open interest is 0.19 (280 puts vs 1,480 calls), and 1.17 based on today's volume. A ratio above 1 means more puts than calls.

What is ADPT's implied volatility?

At-the-money implied volatility for ADPT options expiring October 16, 2026 is about 95.5%, an annualized estimate of how much the market expects Adaptive Biotechnologies stock to move.

How many ADPT option expiration dates are there?

ADPT has 4 listed expiration dates, from Oct 16, 2026 to Apr 16, 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.