Allogene Therapeutics (ALLO) Options Chain

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

1.46+0.06 (+4.29%)

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

Expiration date

Expiration: Feb 19, 2027
Days to expiration: 131
Share price: $1.46
Put/call ratio (OI): 0.07
Put/call ratio (volume): 0.59
ATM implied volatility: 130.1%
Expected move: ±$1.14
Open interest (C / P): 6.49K / 467

ALLO options summary

The ALLO options chain for the February 19, 2027 expiration lists 6 call and 4 put contracts, with 131 days until expiration. Open interest stands at 6,493 calls and 467 puts, a put/call ratio of 0.07, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $1.50 strike is 130.1%, which implies the market expects a move of about ±$1.14 (77.9%) in Allogene Therapeutics stock by expiration.

The most open interest sits at the $5.00 call (1.91K contracts) and the $2.00 put (418 contracts).

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

ALLO options chain · February 19, 2027

ALLO 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
40	10	196.9%	1.00	0.55	1.55	0.50	—	—	—	—	—	—
297	3	89.1%	0.49	0.05	1.05	1.00	—	—	—	—	—	—
ALLO $1.46
930	10	121.1%	0.32	0.20	0.60	1.50	0.00	1.00	0.20	139.1%	20	22
1,579	101	80.1%	0.15	0.10	0.15	2.00	0.15	1.15	0.60	75.4%	10	418
1,740	1	85.9%	0.08	0.05	0.10	2.50	0.50	1.50	0.95	202.3%	10	27
1,907	25	143.0%	0.05	0.00	0.15	5.00	1.10	6.00	3.42	96.9%	49	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 ALLO put/call ratio?

For the February 19, 2027 expiration, the ALLO put/call ratio based on open interest is 0.07 (467 puts vs 6,493 calls), and 0.59 based on today's volume. A ratio above 1 means more puts than calls.

What is ALLO's implied volatility?

At-the-money implied volatility for ALLO options expiring February 19, 2027 is about 130.1%, an annualized estimate of how much the market expects Allogene Therapeutics stock to move.

How many ALLO option expiration dates are there?

ALLO has 4 listed expiration dates, from Oct 16, 2026 to May 21, 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.