Mineralys Therapeutics (MLYS) Options Chain

NASDAQ: MLYSHealth CareBiotechnology: Pharmaceutical PreparationsUSD

23.37+0.99 (+4.42%)

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

Expiration date

Expiration: Jan 21, 2028
Days to expiration: 468
Share price: $23.37
Put/call ratio (OI): 0.57
Put/call ratio (volume): 1.08
ATM implied volatility: 69.2%
Expected move: ±$18.31
Open interest (C / P): 2.91K / 1.66K

MLYS options summary

The MLYS options chain for the January 21, 2028 expiration lists 10 call and 8 put contracts, with 468 days until expiration. Open interest stands at 2,906 calls and 1,657 puts, a put/call ratio of 0.57, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $22.50 strike is 69.2%, which implies the market expects a move of about ±$18.31 (78.3%) in Mineralys Therapeutics stock by expiration.

The most open interest sits at the $45.00 call (2.06K contracts) and the $20.00 put (829 contracts).

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

MLYS options chain · January 21, 2028

MLYS 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	2	89.0%	17.70	11.00	16.00	12.50	—	—	—	—	—	—
12	4	84.9%	12.20	9.50	14.40	15.00	0.10	5.00	2.40	69.7%	5	23
26	20	80.4%	11.60	8.00	12.90	17.50	1.00	6.00	3.90	66.8%	5	0
51	40	75.7%	8.70	7.00	11.00	20.00	2.00	7.00	4.90	63.0%	10	829
213	2	75.1%	7.16	6.00	10.00	22.50	3.50	8.50	6.10	63.3%	5	162
MLYS $23.37
34	2	78.3%	8.43	5.80	9.20	25.00	5.00	10.00	7.85	62.1%	8	280
89	1	71.5%	6.47	3.00	7.90	30.00	8.00	13.00	11.50	56.5%	6	316
71	10	72.1%	5.00	2.75	6.20	35.00	11.00	16.00	13.55	71.2%	30	37
348	1	68.8%	5.00	2.55	4.10	40.00	15.00	20.00	16.85	69.3%	21	10
2,060	1	65.8%	2.77	1.65	3.20	45.00	—	—	—	—	—	—

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 MLYS put/call ratio?

For the January 21, 2028 expiration, the MLYS put/call ratio based on open interest is 0.57 (1,657 puts vs 2,906 calls), and 1.08 based on today's volume. A ratio above 1 means more puts than calls.

What is MLYS's implied volatility?

At-the-money implied volatility for MLYS options expiring January 21, 2028 is about 69.2%, an annualized estimate of how much the market expects Mineralys Therapeutics stock to move.

How many MLYS option expiration dates are there?

MLYS has 10 listed expiration dates, from Oct 16, 2026 to Jan 21, 2028.

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.