Entegris (ENTG) Options Chain

NASDAQ: ENTGIndustrialsPlastic ProductsUSD

165.79+3.60 (+2.22%)

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

Expiration date

Expiration: May 21, 2027
Days to expiration: 223
Share price: $165.79
Put/call ratio (OI): 2.85
Put/call ratio (volume): 0.03
ATM implied volatility: 64.9%
Expected move: ±$84.06
Open interest (C / P): 124 / 354

ENTG options summary

The ENTG options chain for the May 21, 2027 expiration lists 3 call and 3 put contracts, with 223 days until expiration. Open interest stands at 124 calls and 354 puts, a put/call ratio of 2.85, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $160.00 strike is 64.9%, which implies the market expects a move of about ±$84.06 (50.7%) in Entegris stock by expiration.

The most open interest sits at the $220.00 call (122 contracts) and the $130.00 put (331 contracts).

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

ENTG options chain · May 21, 2027

ENTG 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
—	—	—	—	—	—	130.00	11.20	14.50	13.56	59.4%	2	331
—	—	—	—	—	—	135.00	13.00	16.50	15.40	59.1%	1	2
—	—	—	—	—	—	155.00	21.90	25.40	31.80	57.8%	—	21
1	—	64.9%	24.18	33.70	37.60	160.00	—	—	—	—	—	—
ENTG $165.79
1	—	64.3%	15.04	25.80	29.60	180.00	—	—	—	—	—	—
122	120	61.8%	15.00	14.00	17.50	220.00	—	—	—	—	—	—

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 ENTG put/call ratio?

For the May 21, 2027 expiration, the ENTG put/call ratio based on open interest is 2.85 (354 puts vs 124 calls), and 0.03 based on today's volume. A ratio above 1 means more puts than calls.

What is ENTG's implied volatility?

At-the-money implied volatility for ENTG options expiring May 21, 2027 is about 64.9%, an annualized estimate of how much the market expects Entegris stock to move.

How many ENTG option expiration dates are there?

ENTG has 9 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.