Sarepta Therapeutics (SRPT) Options Chain

NASDAQ: SRPTHealth CareBiotechnology: Pharmaceutical PreparationsUSD

17.85-0.36 (-1.98%)

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

Expiration date

Expiration: Nov 20, 2026
Days to expiration: 40
Share price: $17.85
Put/call ratio (OI): 0.43
Put/call ratio (volume): 0.21
ATM implied volatility: 84.7%
Expected move: ±$5.00
Open interest (C / P): 6.56K / 2.79K

SRPT options summary

The SRPT options chain for the November 20, 2026 expiration lists 13 call and 13 put contracts, with 40 days until expiration. Open interest stands at 6,561 calls and 2,792 puts, a put/call ratio of 0.43, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $17.50 strike is 84.7%, which implies the market expects a move of about ±$5.00 (28.0%) in Sarepta Therapeutics stock by expiration.

The most open interest sits at the $20.00 call (1.42K contracts) and the $15.00 put (1.26K contracts).

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

SRPT options chain · November 20, 2026

SRPT 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
—	—	—	—	—	—	2.50	0.00	0.40	0.25	382.0%	1	2
—	—	—	—	—	—	7.50	0.00	0.00	0.16	50.0%	5	0
18	15	149.2%	11.50	7.60	8.90	10.00	0.00	0.25	0.51	110.9%	2	27
85	51	98.6%	5.10	5.40	6.00	12.50	0.15	0.55	0.27	98.6%	1	95
686	2	89.5%	3.90	3.30	4.10	15.00	0.70	1.20	0.70	94.9%	13	1,264
802	9	87.9%	2.40	2.10	2.40	17.50	1.65	1.85	1.90	81.5%	7	281
SRPT $17.85
1,421	53	87.8%	1.25	1.15	1.45	20.00	3.10	3.40	3.20	79.1%	1	906
1,311	1	89.3%	1.00	0.60	0.90	22.50	5.10	5.50	5.63	84.1%	3	203
575	2	75.4%	0.48	0.00	0.45	25.00	0.00	0.00	6.10	—	2	0
366	9	89.8%	0.20	0.10	0.35	27.50	8.50	10.60	6.90	138.0%	1	1
1,003	10	86.9%	0.15	0.00	0.20	30.00	12.10	16.30	12.46	207.5%	3	13
86	1	110.9%	0.42	0.00	0.40	32.50	13.30	17.10	17.71	141.4%	—	0
29	3	101.6%	0.76	0.00	0.15	35.00	17.30	21.40	16.06	242.0%	—	0
41	1	126.6%	0.20	0.00	0.35	37.50	—	—	—	—	—	—
138	25	122.3%	0.10	0.00	0.20	40.00	—	—	—	—	—	—

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 SRPT put/call ratio?

For the November 20, 2026 expiration, the SRPT put/call ratio based on open interest is 0.43 (2,792 puts vs 6,561 calls), and 0.21 based on today's volume. A ratio above 1 means more puts than calls.

What is SRPT's implied volatility?

At-the-money implied volatility for SRPT options expiring November 20, 2026 is about 84.7%, an annualized estimate of how much the market expects Sarepta Therapeutics stock to move.

How many SRPT option expiration dates are there?

SRPT has 14 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.