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 16, 2026
Days to expiration: 5
Share price: $10.51
Put/call ratio (OI): 0.39
Put/call ratio (volume): 0.26
ATM implied volatility: 95.5%
Expected move: ±$1.17
Open interest (C / P): 41.49K / 16.14K

IBRX options summary

The IBRX options chain for the October 16, 2026 expiration lists 31 call and 25 put contracts, with 5 days until expiration. Open interest stands at 41,491 calls and 16,135 puts, a put/call ratio of 0.39, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $10.50 strike is 95.5%, which implies the market expects a move of about ±$1.17 (11.2%) in ImmunityBio stock by expiration.

The most open interest sits at the $12.00 call (11.68K contracts) and the $7.00 put (5.03K contracts).

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

IBRX options chain · October 16, 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
47	21	2206.3%	9.70	8.60	11.60	1.00	0.00	0.20	0.05	1171.9%	2	4
18	2	1996.9%	7.69	7.00	9.70	2.00	0.00	0.00	0.08	50.0%	5	0
5	4	1828.1%	8.05	6.10	9.40	2.50	0.00	0.75	0.03	996.9%	1	1
52	21	1490.6%	6.90	5.60	8.80	3.00	—	—	0.03	—	—	—
0	12	714.1%	6.80	6.30	8.30	3.50	—	—	—	—	—	—
78	18	668.8%	6.30	6.00	7.70	4.00	0.00	0.05	0.05	375.0%	9	45
1	2	750.0%	5.20	5.30	8.00	4.50	—	—	—	—	—	—
1,027	1	375.0%	5.00	4.70	6.50	5.00	0.00	0.30	0.05	423.4%	1	926
5	2	663.3%	4.25	3.90	5.80	5.50	—	—	—	—	—	—
154	2	406.3%	3.75	3.80	4.80	6.00	0.00	0.50	0.15	387.5%	3	1,339
—	—	—	—	—	—	6.50	0.00	0.15	0.05	248.4%	1	63
7,474	306	226.6%	3.60	3.30	3.90	7.00	0.00	0.25	0.03	246.1%	332	5,034
—	—	—	—	—	—	7.50	0.00	0.75	0.06	307.0%	2	26
2,813	394	256.3%	2.66	1.80	2.85	8.00	0.00	0.05	0.03	123.4%	25	2,371
31	12	258.2%	1.40	1.35	2.50	8.50	0.00	0.15	0.15	129.7%	36	416
3,183	109	86.7%	1.51	1.40	1.70	9.00	0.00	0.10	0.05	92.2%	523	1,434
351	52	114.8%	1.10	1.00	1.45	9.50	0.10	0.20	0.14	98.0%	205	2,436
6,176	1,753	91.0%	0.80	0.65	0.90	10.00	0.25	0.30	0.25	93.0%	181	1,293
665	1,021	96.9%	0.45	0.45	0.60	10.50	0.40	0.60	0.45	94.1%	209	344
IBRX $10.51
2,175	1,275	82.4%	0.30	0.15	0.35	11.00	0.70	1.00	0.80	103.9%	102	263
212	305	82.0%	0.19	0.05	0.20	11.50	0.90	1.60	0.99	113.3%	5	4
11,677	843	96.1%	0.10	0.05	0.15	12.00	1.20	2.95	2.75	206.6%	10	47
—	—	—	0.32	—	—	12.50	—	—	—	—	—	—
1,854	8	110.9%	0.05	0.00	0.10	13.00	2.00	4.40	3.50	279.7%	10	10
1,039	6	139.1%	0.10	0.00	0.10	14.00	—	—	—	—	—	—
1,362	50	191.4%	0.08	0.00	0.20	15.00	3.90	6.10	5.15	312.5%	2	78
41	2	301.9%	0.05	0.00	0.70	16.00	—	—	—	—	—	—
214	4	250.0%	0.10	0.00	0.25	17.00	—	—	—	—	—	—
74	1	360.2%	0.52	0.00	0.75	18.00	—	—	—	—	—	—
295	100	291.4%	0.05	0.00	0.25	19.00	0.00	0.00	11.32	—	—	0
139	10	332.8%	0.10	0.00	0.35	20.00	11.10	13.50	13.02	907.4%	3	1
82	1	422.7%	0.14	0.00	0.75	21.00	12.10	14.70	13.73	948.8%	—	0
247	1	290.6%	0.05	0.00	0.10	22.00	10.80	13.20	11.81	480.5%	2	0

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 16, 2026 expiration, the IBRX put/call ratio based on open interest is 0.39 (16,135 puts vs 41,491 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 16, 2026 is about 95.5%, 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.