Design Therapeutics (DSGN) Options Chain

NASDAQ: DSGNHealth CareBiotechnology: Pharmaceutical PreparationsUSD

11.49-0.20 (-1.71%)

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

After hours: 11.49 0.00%

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 8
Share price: $11.49
Put/call ratio (OI): 0.05
Put/call ratio (volume): 0.09
ATM implied volatility: 232.6%
Expected move: ±$3.96
Open interest (C / P): 240 / 13

DSGN options summary

The DSGN options chain for the October 16, 2026 expiration lists 16 call and 6 put contracts, with 8 days until expiration. Open interest stands at 240 calls and 13 puts, a put/call ratio of 0.05, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $11.00 strike is 232.6%, which implies the market expects a move of about ±$3.96 (34.4%) in Design Therapeutics stock by expiration.

The most open interest sits at the $13.00 call (130 contracts) and the $13.00 put (5 contracts).

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

DSGN options chain · October 16, 2026

DSGN 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
—	—	—	—	—	—	9.00	0.00	4.90	1.89	576.2%	—	1
2	1	359.0%	4.50	0.90	5.50	10.00	—	—	—	—	—	—
10	10	351.9%	4.35	0.50	4.90	11.00	0.00	1.15	1.00	113.3%	2	2
DSGN $11.49
2	1	182.8%	2.00	0.00	2.20	12.00	0.00	2.65	1.09	143.0%	1	1
130	—	219.5%	0.85	0.00	2.05	13.00	0.05	3.40	1.60	96.1%	1	5
52	30	250.8%	3.50	0.00	1.95	14.00	2.50	7.00	3.52	428.5%	—	2
4	1	279.7%	2.60	0.00	1.90	15.00	2.00	5.20	2.05	121.1%	1	2
3	2	308.6%	1.95	0.00	1.90	16.00	—	—	—	—	—	—
3	1	334.4%	2.05	0.00	1.90	17.00	—	—	—	—	—	—
3	1	505.1%	2.35	0.00	3.90	18.00	—	—	—	—	—	—
5	1	378.9%	0.05	0.00	1.90	19.00	—	—	—	—	—	—
24	3	398.6%	0.20	0.00	1.90	20.00	—	—	—	—	—	—
0	1	50.0%	0.95	0.00	0.00	21.00	—	—	—	—	—	—
1	—	564.5%	1.65	0.00	3.60	22.00	—	—	—	—	—	—
0	1	50.0%	0.85	0.00	0.00	23.00	—	—	—	—	—	—
1	—	611.3%	1.20	0.00	3.40	26.00	—	—	—	—	—	—
0	1	50.0%	0.60	0.00	0.00	30.00	—	—	—	—	—	—

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 DSGN put/call ratio?

For the October 16, 2026 expiration, the DSGN put/call ratio based on open interest is 0.05 (13 puts vs 240 calls), and 0.09 based on today's volume. A ratio above 1 means more puts than calls.

What is DSGN's implied volatility?

At-the-money implied volatility for DSGN options expiring October 16, 2026 is about 232.6%, an annualized estimate of how much the market expects Design Therapeutics stock to move.

How many DSGN option expiration dates are there?

DSGN has 5 listed expiration dates, from Oct 16, 2026 to Apr 16, 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.