Entegris (ENTG) Options Chain
NASDAQ: ENTGTechnologySemiconductor Equipment & MaterialsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 39
- Share price
- $165.79
- Put/call ratio (OI)
- 25.17
- Put/call ratio (volume)
- 1.84
- Expected move
- ±$0.2114
- Open interest (C / P)
- 6 / 151
ENTG options summary
The ENTG options chain for the November 20, 2026 expiration lists 32 call and 28 put contracts, with 39 days until expiration. Open interest stands at 6 calls and 151 puts, a put/call ratio of 25.17, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $165.00 strike is 0.4%, which implies the market expects a move of about ±$0.2114 (0.1%) in Entegris stock by expiration.
The most open interest sits at the $100.00 call (3 contracts) and the $185.00 put (150 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
ENTG options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 55.00 | 0.00 | 0.00 | 0.25 | |||||
| — | — | — | 60.00 | 0.00 | 0.00 | 0.30 | |||||
| — | — | — | 65.00 | 0.00 | 0.00 | 0.10 | |||||
| — | — | — | 70.00 | 0.00 | 0.00 | 0.45 | |||||
| — | — | — | 75.00 | 0.00 | 0.00 | 0.12 | |||||
| 52.20 | 58.30 | 62.20 | 80.00 | 0.00 | 0.00 | 0.47 | |||||
| — | — | — | 85.00 | 0.00 | 0.00 | 1.30 | |||||
| 53.10 | 0.00 | 0.00 | 90.00 | 0.00 | 0.00 | 0.75 | |||||
| 55.20 | 0.00 | 0.00 | 95.00 | 0.00 | 0.00 | 0.40 | |||||
| 35.80 | 40.50 | 44.40 | 100.00 | 0.00 | 0.00 | 0.70 | |||||
| 84.45 | 42.40 | 45.70 | 105.00 | 0.00 | 0.00 | 0.77 | |||||
| 42.30 | 0.00 | 0.00 | 110.00 | 0.00 | 0.00 | 3.80 | |||||
| 38.35 | 29.30 | 33.00 | 115.00 | 0.00 | 0.00 | 1.35 | |||||
| 41.74 | 0.00 | 0.00 | 120.00 | 0.00 | 0.00 | 1.75 | |||||
| 32.80 | 0.00 | 0.00 | 125.00 | 0.00 | 0.00 | 2.12 | |||||
| 38.80 | 0.00 | 0.00 | 130.00 | 0.00 | 0.00 | 2.85 | |||||
| 36.00 | 0.00 | 0.00 | 135.00 | 0.00 | 0.00 | 3.69 | |||||
| 30.08 | 0.00 | 0.00 | 140.00 | 0.00 | 0.00 | 5.35 | |||||
| 26.80 | 0.00 | 0.00 | 145.00 | 0.00 | 0.00 | 5.40 | |||||
| 22.62 | 0.00 | 0.00 | 150.00 | 0.00 | 0.00 | 8.10 | |||||
| 20.20 | 0.00 | 0.00 | 155.00 | 0.00 | 0.00 | 9.90 | |||||
| 19.65 | 0.00 | 0.00 | 160.00 | 0.00 | 0.00 | 14.00 | |||||
| 14.80 | 0.00 | 0.00 | 165.00 | 0.00 | 0.00 | 14.40 | |||||
| 12.58 | 0.00 | 0.00 | 170.00 | 0.00 | 0.00 | 19.10 | |||||
| 11.10 | 0.00 | 0.00 | 175.00 | 0.00 | 0.00 | 19.40 | |||||
| 8.90 | 0.00 | 0.00 | 180.00 | 55.80 | 59.40 | 42.40 | |||||
| 7.40 | 0.00 | 0.00 | 185.00 | 59.90 | 63.30 | 43.35 | |||||
| 5.98 | 0.00 | 0.00 | 190.00 | — | — | — | |||||
| 5.20 | 0.00 | 0.00 | 195.00 | — | — | — | |||||
| 5.05 | 0.00 | 0.00 | 200.00 | 63.10 | 66.70 | 55.55 | |||||
| 2.70 | 0.00 | 0.00 | 210.00 | — | — | — | |||||
| 1.70 | 0.00 | 0.00 | 220.00 | — | — | — | |||||
| 1.15 | 0.00 | 0.00 | 230.00 | — | — | — | |||||
| 1.00 | 0.00 | 0.00 | 240.00 | — | — | — | |||||
| 1.20 | 0.00 | 0.00 | 250.00 | — | — | — | |||||
| 3.90 | 0.00 | 0.00 | 260.00 | — | — | — | |||||
| 3.00 | 0.00 | 0.00 | 270.00 | — | — | — | |||||
| 0.40 | 0.00 | 0.00 | 280.00 | — | — | — | |||||
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 November 20, 2026 expiration, the ENTG put/call ratio based on open interest is 25.17 (151 puts vs 6 calls), and 1.84 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 November 20, 2026 is about 0.4%, 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.