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

After hours: 10.53 +0.17%

Expiration date

Expiration: Oct 9, 2026
Days to expiration: 0
Share price: $10.51
Put/call ratio (OI): 0.59
Put/call ratio (volume): 0.41
ATM implied volatility: 74.2%
Expected move: ±$0.4083
Open interest (C / P): 13.11K / 7.69K

IBRX options summary

The IBRX options chain for the October 9, 2026 expiration lists 22 call and 17 put contracts, expiring today. Open interest stands at 13,107 calls and 7,692 puts, a put/call ratio of 0.59, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $10.50 strike is 74.2%, which implies the market expects a move of about ±$0.4083 (3.9%) in ImmunityBio stock by expiration.

The most open interest sits at the $10.00 call (3.38K contracts) and the $9.50 put (3.37K contracts).

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

IBRX options chain · October 9, 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
241	29	2762.5%	7.70	7.10	9.40	3.00	0.00	0.05	0.03	1175.0%	—	1
236	26	1118.8%	7.20	6.40	7.70	3.50	—	—	—	—	—	—
146	11	2300.0%	6.65	6.10	8.60	4.00	—	—	—	—	—	—
134	14	2006.3%	6.25	5.20	6.80	4.50	—	—	—	—	—	—
119	10	1953.1%	5.67	5.30	7.60	5.00	—	—	—	—	—	—
311	5	1173.4%	5.25	4.80	5.90	5.50	—	—	—	—	—	—
322	6	612.5%	4.65	4.30	4.80	6.00	0.00	1.05	0.05	1229.7%	20	396
36	10	709.4%	4.20	3.50	4.80	6.50	0.00	0.05	0.06	487.5%	2	30
39	14	621.9%	3.75	2.90	4.40	7.00	0.00	2.15	0.11	1381.3%	1	1,118
26	15	858.6%	3.25	2.25	4.80	7.50	0.00	0.05	0.02	362.5%	16	165
487	2	589.1%	2.52	1.75	2.80	8.00	0.00	1.00	0.02	740.6%	200	634
215	66	568.8%	2.10	1.25	2.40	8.50	0.00	0.20	0.11	343.8%	5	110
868	152	212.5%	1.70	1.40	1.70	9.00	0.00	0.75	0.04	465.6%	3	576
1,338	310	153.1%	1.13	0.80	1.30	9.50	0.00	0.05	0.03	135.9%	16	3,371
3,380	2,496	93.8%	0.52	0.35	0.55	10.00	0.00	0.05	0.01	79.7%	37	1,120
2,872	4,210	123.4%	0.05	0.00	0.55	10.50	0.00	0.05	0.01	25.0%	2,837	99
IBRX $10.51
1,004	330	75.0%	0.03	0.00	0.05	11.00	0.00	2.45	1.36	428.1%	33	46
343	11	409.4%	0.04	0.00	1.05	11.50	0.40	2.15	0.99	290.6%	2	3
877	12	162.5%	0.01	0.00	0.05	12.00	0.65	3.30	1.63	456.3%	1	20
51	31	200.0%	0.05	0.00	0.05	12.50	1.25	3.60	2.56	489.8%	11	1
58	20	237.5%	0.03	0.00	0.05	13.00	1.80	3.80	3.50	471.9%	22	0
4	4	915.6%	0.05	0.00	2.15	13.50	—	—	—	—	—	—
—	—	—	—	—	—	14.00	3.00	4.80	3.90	623.4%	5	2

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 9, 2026 expiration, the IBRX put/call ratio based on open interest is 0.59 (7,692 puts vs 13,107 calls), and 0.41 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 9, 2026 is about 74.2%, an annualized estimate of how much the market expects ImmunityBio stock to move.

How many IBRX option expiration dates are there?

IBRX has 16 listed expiration dates, from Oct 9, 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.