Amentum (AMTM) Options Chain

NYSE: AMTMConsumer DiscretionaryBusiness ServicesUSD

19.29+0.32 (+1.69%)

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

Expiration date

Expiration: May 21, 2027
Days to expiration: 223
Share price: $19.29
Put/call ratio (OI): 0.51
Put/call ratio (volume): 2.33
ATM implied volatility: 53.6%
Expected move: ±$8.08
Open interest (C / P): 198 / 100

AMTM options summary

The AMTM options chain for the May 21, 2027 expiration lists 5 call and 1 put contracts, with 223 days until expiration. Open interest stands at 198 calls and 100 puts, a put/call ratio of 0.51, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $20.00 strike is 53.6%, which implies the market expects a move of about ±$8.08 (41.9%) in Amentum stock by expiration.

The most open interest sits at the $17.50 call (101 contracts) and the $17.50 put (100 contracts).

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

AMTM options chain · May 21, 2027

AMTM 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
55	—	60.7%	6.00	5.20	6.40	15.00	—	—	—	—	—	—
101	1	53.9%	3.50	3.50	4.60	17.50	1.60	2.10	2.27	51.0%	100	100
AMTM $19.29
29	1	53.6%	2.50	2.45	3.40	20.00	—	—	—	—	—	—
10	40	51.1%	2.30	1.60	2.30	22.50	—	—	—	—	—	—
3	1	51.9%	0.90	0.60	1.35	27.50	—	—	—	—	—	—

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 May 21, 2027 expiration, the AMTM put/call ratio based on open interest is 0.51 (100 puts vs 198 calls), and 2.33 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 May 21, 2027 is about 53.6%, 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.