Replimune Group (REPL) Options Chain

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

13.04-0.16 (-1.21%)

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

After hours: 13.04 0.00%

Expiration date

Expiration: Oct 9, 2026
Days to expiration: 1
Share price: $13.04
Put/call ratio (OI): 3.28
Put/call ratio (volume): 5.38
ATM implied volatility: 94.3%
Expected move: ±$0.6439
Open interest (C / P): 122 / 400

REPL options summary

The REPL options chain for the October 9, 2026 expiration lists 8 call and 10 put contracts, with 1 day until expiration. Open interest stands at 122 calls and 400 puts, a put/call ratio of 3.28, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $13.00 strike is 94.3%, which implies the market expects a move of about ±$0.6439 (4.9%) in Replimune Group stock by expiration.

The most open interest sits at the $13.00 call (26 contracts) and the $11.00 put (290 contracts).

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

REPL options chain · October 9, 2026

REPL 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
12	2	718.8%	8.12	7.20	9.00	5.00	—	—	—	—	—	—
13	3	1368.0%	6.92	4.60	8.10	6.00	—	—	—	—	—	—
16	2	1730.5%	6.46	4.20	8.50	6.50	—	—	—	—	—	—
—	—	—	—	—	—	10.00	0.00	4.50	0.05	1082.8%	—	1
—	—	—	—	—	—	11.00	0.00	0.30	0.35	220.3%	1	290
—	—	—	—	—	—	11.50	0.00	2.95	0.10	601.6%	13	13
—	—	—	—	—	—	12.00	0.00	2.60	0.15	482.0%	39	40
—	—	—	—	—	—	12.50	0.00	2.60	0.14	414.1%	22	10
26	2	98.8%	0.23	0.00	0.40	13.00	0.00	0.65	0.20	89.8%	6	42
REPL $13.04
13	2	112.9%	0.35	0.00	0.50	13.50	0.00	0.90	0.55	164.4%	2	2
17	2	93.8%	0.10	0.00	0.15	14.00	0.20	2.15	1.10	143.0%	1	1
10	2	480.9%	0.05	0.00	2.60	14.50	—	—	—	—	—	—
15	1	467.6%	0.08	0.00	2.20	15.00	—	—	—	—	—	—
—	—	—	—	—	—	17.00	3.20	4.70	3.85	494.5%	2	1
—	—	—	—	—	—	20.00	4.50	9.20	6.80	1059.4%	—	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 REPL put/call ratio?

For the October 9, 2026 expiration, the REPL put/call ratio based on open interest is 3.28 (400 puts vs 122 calls), and 5.38 based on today's volume. A ratio above 1 means more puts than calls.

What is REPL's implied volatility?

At-the-money implied volatility for REPL options expiring October 9, 2026 is about 94.3%, an annualized estimate of how much the market expects Replimune Group stock to move.

How many REPL option expiration dates are there?

REPL has 11 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.