American Water Works (AWK) Options Chain

NYSE: AWKUtilitiesWater SupplyUSD

128.88+0.70 (+0.55%)

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

Expiration date

Expiration: Dec 18, 2026
Days to expiration: 69
Share price: $128.88
Put/call ratio (OI): 0.91
Put/call ratio (volume): 1.49
ATM implied volatility: 23.4%
Expected move: ±$13.09
Open interest (C / P): 2.53K / 2.30K

AWK options summary

The AWK options chain for the December 18, 2026 expiration lists 18 call and 18 put contracts, with 69 days until expiration. Open interest stands at 2,527 calls and 2,301 puts, a put/call ratio of 0.91, which is fairly balanced between calls and puts. At-the-money implied volatility near the $130.00 strike is 23.4%, which implies the market expects a move of about ±$13.09 (10.2%) in American Water Works stock by expiration.

The most open interest sits at the $145.00 call (749 contracts) and the $130.00 put (714 contracts).

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

AWK options chain · December 18, 2026

AWK 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
—	—	—	—	—	—	75.00	0.00	0.00	0.10	25.0%	1	0
—	—	—	—	—	—	80.00	0.00	0.80	0.11	61.0%	10	29
—	—	—	—	—	—	85.00	0.00	0.75	0.38	53.7%	1	14
—	—	—	—	—	—	90.00	0.00	0.75	0.44	54.6%	1	20
—	—	—	—	—	—	95.00	0.00	0.75	0.47	47.9%	1	5
5	1	59.0%	29.70	28.90	31.40	100.00	0.05	0.35	0.23	34.9%	1	71
1	1	52.5%	23.50	25.20	28.00	105.00	0.05	0.75	0.30	35.0%	1	157
14	1	37.3%	19.60	18.00	20.60	110.00	0.25	0.90	0.57	30.3%	1	380
6	1	31.5%	17.21	13.60	15.80	115.00	0.70	1.40	1.04	27.9%	1	385
10	1	27.3%	16.10	9.40	11.40	120.00	1.30	2.00	2.00	24.4%	7	148
58	2	25.0%	7.11	6.20	7.70	125.00	2.90	3.20	3.20	22.1%	5	199
AWK $128.88
78	5	23.6%	4.25	4.10	4.80	130.00	4.90	5.80	6.05	23.1%	20	714
323	2	23.3%	2.14	2.10	2.85	135.00	7.90	9.90	8.30	27.7%	1	106
292	8	23.2%	1.25	1.00	1.60	140.00	11.70	13.80	12.96	29.2%	5	23
749	4	23.6%	1.10	0.55	0.90	145.00	16.10	18.60	17.75	34.0%	1	48
562	19	25.8%	0.65	0.10	0.65	150.00	12.00	14.00	20.00	—	—	2
86	2	30.8%	0.05	0.05	0.75	155.00	—	—	—	—	—	—
68	1	34.6%	0.75	0.00	0.75	160.00	—	—	—	—	—	—
246	10	38.2%	0.38	0.00	0.75	165.00	—	—	—	—	—	—
10	1	38.9%	0.76	0.25	0.55	170.00	34.30	38.10	43.73	—	20	0
0	1	12.5%	0.22	0.00	0.00	175.00	39.20	42.90	48.72	—	20	0
0	2	12.5%	0.75	0.00	0.00	180.00	—	—	—	—	—	—
19	3	49.4%	0.15	0.00	0.65	185.00	—	—	—	—	—	—

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 AWK put/call ratio?

For the December 18, 2026 expiration, the AWK put/call ratio based on open interest is 0.91 (2,301 puts vs 2,527 calls), and 1.49 based on today's volume. A ratio above 1 means more puts than calls.

What is AWK's implied volatility?

At-the-money implied volatility for AWK options expiring December 18, 2026 is about 23.4%, an annualized estimate of how much the market expects American Water Works stock to move.

How many AWK option expiration dates are there?

AWK has 4 listed expiration dates, from Oct 16, 2026 to Mar 19, 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.