Insmed (INSM) Options Chain

NASDAQ: INSMHealth CareBiotechnology: Pharmaceutical PreparationsUSD

100.60+0.12 (+0.12%)

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

Expiration date

Expiration: Nov 19, 2027
Days to expiration: 404
Share price: $100.60
Put/call ratio (OI): 0.07
Put/call ratio (volume): 0.06
ATM implied volatility: 58.1%
Expected move: ±$61.53
Open interest (C / P): 281 / 19

INSM options summary

The INSM options chain for the November 19, 2027 expiration lists 17 call and 8 put contracts, with 404 days until expiration. Open interest stands at 281 calls and 19 puts, a put/call ratio of 0.07, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $100.00 strike is 58.1%, which implies the market expects a move of about ±$61.53 (61.2%) in Insmed stock by expiration.

The most open interest sits at the $190.00 call (122 contracts) and the $100.00 put (5 contracts).

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

INSM options chain · November 19, 2027

INSM 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
—	—	—	—	—	—	60.00	1.50	6.50	2.65	52.7%	1	1
—	—	—	—	—	—	70.00	4.50	9.50	4.50	52.5%	1	1
—	—	—	—	—	—	75.00	6.10	11.00	7.06	51.5%	—	4
—	—	—	—	—	—	80.00	8.00	13.00	8.64	51.0%	—	4
20	10	61.9%	43.70	27.50	32.50	90.00	—	—	—	—	—	—
1	1	61.5%	46.40	25.50	30.00	95.00	—	—	—	—	—	—
—	—	—	—	—	—	97.50	16.00	21.00	12.87	54.9%	—	4
50	18	61.4%	29.21	23.50	28.00	100.00	17.80	22.50	12.75	54.9%	—	5
INSM $100.60
—	—	—	25.00	—	—	105.00	—	—	—	—	—	—
4	—	60.7%	35.60	19.90	24.00	110.00	23.50	28.50	19.00	53.9%	3	0
2	1	59.7%	20.00	17.50	22.50	115.00	—	—	26.75	—	—	—
6	1	59.0%	19.48	16.00	20.50	120.00	—	—	—	—	—	—
10	5	58.6%	28.20	14.50	19.00	125.00	—	—	—	—	—	—
16	15	58.5%	23.00	13.00	18.00	130.00	—	—	—	—	—	—
0	—	6.3%	30.00	0.00	0.00	135.00	—	—	—	—	—	—
3	5	57.7%	22.29	10.50	15.50	140.00	—	—	—	—	—	—
15	15	57.6%	18.10	9.50	14.50	145.00	—	—	—	—	—	—
1	1	57.3%	14.50	8.50	13.50	150.00	—	—	—	—	—	—
15	5	57.4%	16.29	7.00	12.00	160.00	—	—	—	—	—	—
16	2	56.5%	16.00	6.00	11.00	165.00	—	—	—	—	—	—
122	1	57.2%	9.74	3.60	8.50	190.00	—	—	—	—	—	—
0	8	56.9%	8.45	3.10	8.00	195.00	—	—	—	—	—	—

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 INSM put/call ratio?

For the November 19, 2027 expiration, the INSM put/call ratio based on open interest is 0.07 (19 puts vs 281 calls), and 0.06 based on today's volume. A ratio above 1 means more puts than calls.

What is INSM's implied volatility?

At-the-money implied volatility for INSM options expiring November 19, 2027 is about 58.1%, an annualized estimate of how much the market expects Insmed stock to move.

How many INSM option expiration dates are there?

INSM has 11 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.