Amentum (AMTM) Options Chain
NYSE: AMTMConsumer DiscretionaryBusiness ServicesUSD
At close: Oct 8, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 7
- Share price
- $18.97
- Put/call ratio (OI)
- 1.66
- Put/call ratio (volume)
- 0.36
- Expected move
- ±$0.3284
- Open interest (C / P)
- 112 / 186
AMTM options summary
The AMTM options chain for the October 16, 2026 expiration lists 14 call and 11 put contracts, with 7 days until expiration. Open interest stands at 112 calls and 186 puts, a put/call ratio of 1.66, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $20.00 strike is 12.5%, which implies the market expects a move of about ±$0.3284 (1.7%) in Amentum stock by expiration.
The most open interest sits at the $37.50 call (104 contracts) and the $27.50 put (177 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
AMTM options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 6.02 | 0.00 | 0.00 | 12.50 | 0.00 | 0.00 | 0.20 | |||||
| 3.90 | 0.00 | 0.00 | 15.00 | 0.00 | 0.00 | 0.04 | |||||
| 1.45 | 0.00 | 0.00 | 17.50 | 0.00 | 0.00 | 0.35 | |||||
| 0.05 | 0.00 | 0.00 | 20.00 | 0.00 | 0.00 | 1.35 | |||||
| 0.10 | 0.00 | 0.00 | 22.50 | 0.00 | 0.00 | 4.46 | |||||
| 0.19 | 0.00 | 0.00 | 25.00 | 0.00 | 0.00 | 6.45 | |||||
| 0.04 | 0.00 | 0.00 | 27.50 | 6.90 | 7.20 | 6.30 | |||||
| 0.02 | 0.00 | 0.00 | 30.00 | 8.20 | 10.90 | 9.54 | |||||
| 0.14 | 0.00 | 0.00 | 32.50 | — | — | — | |||||
| 0.35 | 0.00 | 0.00 | 35.00 | — | — | — | |||||
| 0.10 | 0.00 | 0.95 | 37.50 | 15.40 | 18.30 | 15.26 | |||||
| 0.02 | 0.00 | 0.00 | 40.00 | 17.20 | 20.80 | 17.66 | |||||
| 0.35 | 0.00 | 0.00 | 42.50 | 20.10 | 23.30 | 20.22 | |||||
| 0.05 | 0.00 | 0.95 | 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 AMTM put/call ratio?
For the October 16, 2026 expiration, the AMTM put/call ratio based on open interest is 1.66 (186 puts vs 112 calls), and 0.36 based on today's volume. A ratio above 1 means more puts than calls.
What is AMTM's implied volatility?
At-the-money implied volatility for AMTM options expiring October 16, 2026 is about 12.5%, an annualized estimate of how much the market expects Amentum stock to move.
How many AMTM option expiration dates are there?
AMTM has 6 listed expiration dates, from Oct 16, 2026 to Dec 17, 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.