ImmunityBio (IBRX) Options Chain

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

10.51+0.60 (+6.05%)

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

Expiration date

Expiration: Oct 30, 2026
Days to expiration: 20
Share price: $10.51
Put/call ratio (OI): 0.30
Put/call ratio (volume): 0.26
ATM implied volatility: 115.0%
Expected move: ±$2.83
Open interest (C / P): 4.85K / 1.43K

IBRX options summary

The IBRX options chain for the October 30, 2026 expiration lists 19 call and 13 put contracts, with 20 days until expiration. Open interest stands at 4,848 calls and 1,434 puts, a put/call ratio of 0.30, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $10.50 strike is 115.0%, which implies the market expects a move of about ±$2.83 (26.9%) in ImmunityBio stock by expiration.

The most open interest sits at the $11.00 call (1.85K contracts) and the $8.50 put (994 contracts).

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

IBRX options chain · October 30, 2026

IBRX 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
46	30	329.7%	7.40	5.60	9.60	3.00	—	—	—	—	—	—
3	2	292.2%	5.80	5.10	9.10	3.50	—	—	—	—	—	—
6	6	259.4%	5.40	4.60	8.60	4.00	0.00	0.05	0.02	206.3%	1	0
1	1	414.8%	5.80	5.00	7.70	5.00	—	—	—	—	—	—
1	1	310.2%	3.03	3.90	7.20	5.50	—	—	—	—	—	—
—	—	—	—	—	—	6.00	0.00	2.15	0.05	380.1%	10	21
—	—	—	—	—	—	6.50	0.00	0.70	0.05	210.9%	5	18
7	7	230.5%	3.76	2.50	5.70	7.00	0.00	0.20	0.05	127.3%	1	79
94	4	183.6%	2.75	2.45	4.50	7.50	0.00	2.20	0.20	280.9%	45	58
51	10	262.9%	2.75	0.70	3.70	8.00	0.00	2.20	0.21	250.8%	2	67
15	1	103.5%	1.55	0.20	4.30	8.50	0.15	0.20	0.15	92.2%	34	994
392	221	92.2%	1.80	1.70	1.90	9.00	0.15	0.45	0.41	93.8%	15	122
146	8	100.4%	1.65	1.25	1.80	9.50	0.00	2.55	0.64	187.1%	2	23
1,273	64	102.0%	1.25	1.05	1.45	10.00	0.00	0.90	0.90	70.5%	10	24
231	11	94.0%	0.89	0.70	1.15	10.50	0.65	2.00	0.82	136.1%	4	23
IBRX $10.51
1,846	106	94.7%	0.77	0.55	0.90	11.00	—	—	—	—	—	—
689	10	88.9%	0.58	0.25	0.75	11.50	—	—	—	—	—	—
25	34	89.5%	0.40	0.25	0.50	12.00	—	—	—	—	—	—
—	—	—	0.32	—	—	12.50	—	—	—	—	—	—
22	2	202.9%	0.37	0.00	2.35	13.00	—	—	—	—	—	—
—	—	—	0.07	—	—	14.00	—	—	—	—	—	—
—	—	—	—	—	—	15.00	2.50	6.60	5.70	93.8%	—	2
—	—	—	—	—	—	16.00	4.80	7.50	7.54	207.2%	6	3

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 IBRX put/call ratio?

For the October 30, 2026 expiration, the IBRX put/call ratio based on open interest is 0.30 (1,434 puts vs 4,848 calls), and 0.26 based on today's volume. A ratio above 1 means more puts than calls.

What is IBRX's implied volatility?

At-the-money implied volatility for IBRX options expiring October 30, 2026 is about 115.0%, an annualized estimate of how much the market expects ImmunityBio stock to move.

How many IBRX option expiration dates are there?

IBRX has 15 listed expiration dates, from Oct 16, 2026 to Jan 19, 2029.

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.