Atmus Filtration Technologies (ATMU) Options Chain

NYSE: ATMUConsumer DiscretionaryAuto Parts:O.E.M.USD

42.81+0.19 (+0.45%)

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

Expiration date

Expiration: Jan 15, 2027
Days to expiration: 95
Share price: $42.81
Put/call ratio (OI): 0.32
Put/call ratio (volume): 0.48
ATM implied volatility: 0.4%
Expected move: ±$0.0852
Open interest (C / P): 92 / 29

ATMU options summary

The ATMU options chain for the January 15, 2027 expiration lists 13 call and 16 put contracts, with 95 days until expiration. Open interest stands at 92 calls and 29 puts, a put/call ratio of 0.32, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $42.50 strike is 0.4%, which implies the market expects a move of about ±$0.0852 (0.2%) in Atmus Filtration Technologies stock by expiration.

The most open interest sits at the $27.50 call (87 contracts) and the $57.50 put (17 contracts).

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

ATMU options chain · January 15, 2027

ATMU 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
—	—	—	—	—	—	25.00	0.00	2.35	0.25	98.1%	—	1
87	—	191.7%	26.50	20.70	23.50	27.50	0.00	2.50	0.35	86.4%	—	1
0	2	—	19.70	0.00	0.00	30.00	0.00	2.65	0.50	75.3%	—	1
—	—	—	—	—	—	32.50	0.00	0.00	0.40	12.5%	1	0
—	—	—	—	—	—	35.00	0.00	0.00	0.88	12.5%	1	0
1	—	183.2%	15.44	15.50	19.10	37.50	0.00	0.00	0.87	6.3%	—	0
1	1	168.0%	12.80	13.50	17.00	40.00	0.00	0.00	2.62	3.1%	1	0
—	—	—	—	—	—	42.50	0.00	0.00	1.81	0.4%	—	0
ATMU $42.81
0	2	3.1%	4.40	0.00	0.00	45.00	0.00	0.00	2.53	—	—	0
—	—	—	—	—	—	47.50	0.00	0.00	4.35	—	3	0
0	6	6.3%	6.80	0.00	0.00	50.00	3.80	5.90	4.50	—	1	0
0	2	12.5%	0.30	0.00	0.00	52.50	5.20	8.00	6.30	—	—	8
0	1	12.5%	1.05	0.00	0.00	55.00	0.00	0.00	7.97	—	1	0
1	1	66.9%	4.80	0.55	3.10	57.50	9.00	11.10	9.50	—	—	17
0	1	12.5%	0.49	0.00	0.00	60.00	—	—	—	—	—	—
—	—	—	—	—	—	62.50	12.50	15.00	12.44	—	2	1
0	3	12.5%	0.10	0.00	0.00	65.00	—	—	—	—	—	—
1	1	61.1%	1.25	0.00	0.85	70.00	15.90	19.70	19.60	—	—	0
1	1	65.6%	0.85	0.00	0.75	75.00	—	—	—	—	—	—

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 ATMU put/call ratio?

For the January 15, 2027 expiration, the ATMU put/call ratio based on open interest is 0.32 (29 puts vs 92 calls), and 0.48 based on today's volume. A ratio above 1 means more puts than calls.

What is ATMU's implied volatility?

At-the-money implied volatility for ATMU options expiring January 15, 2027 is about 0.4%, an annualized estimate of how much the market expects Atmus Filtration Technologies stock to move.

How many ATMU option expiration dates are there?

ATMU has 4 listed expiration dates, from Oct 16, 2026 to Apr 16, 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.