Western Midstream Partners (WES) Options Chain

NYSE: WESUtilitiesNatural Gas DistributionUSD

45.62-0.20 (-0.44%)

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

Expiration date

Expiration: May 21, 2027
Days to expiration: 223
Share price: $45.62
Put/call ratio (OI): 1.02
Put/call ratio (volume): 0.29
ATM implied volatility: 24.8%
Expected move: ±$8.85
Open interest (C / P): 167 / 171

WES options summary

The WES options chain for the May 21, 2027 expiration lists 7 call and 7 put contracts, with 223 days until expiration. Open interest stands at 167 calls and 171 puts, a put/call ratio of 1.02, which is fairly balanced between calls and puts. At-the-money implied volatility near the $46.00 strike is 24.8%, which implies the market expects a move of about ±$8.85 (19.4%) in Western Midstream Partners stock by expiration.

The most open interest sits at the $45.00 call (91 contracts) and the $40.00 put (95 contracts).

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

WES options chain · May 21, 2027

WES 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
—	—	—	—	—	—	39.00	0.95	1.30	1.40	28.1%	4	11
—	—	—	—	—	—	40.00	1.15	1.55	1.70	27.8%	19	95
—	—	—	—	—	—	41.00	1.55	1.90	1.80	27.9%	—	1
—	—	—	—	—	—	43.00	2.25	2.85	2.10	29.1%	—	4
1	—	21.6%	3.20	3.10	3.90	44.00	2.65	3.20	3.73	28.3%	—	1
91	100	21.8%	2.51	2.70	3.40	45.00	3.20	3.70	3.53	28.3%	12	45
WES $45.62
14	1	20.9%	2.69	2.25	2.80	46.00	3.70	4.30	4.00	28.8%	4	14
26	11	20.0%	2.04	1.95	2.25	47.00	—	—	—	—	—	—
7	5	20.5%	1.91	1.60	1.95	48.00	—	—	—	—	—	—
26	15	20.5%	1.20	1.00	1.35	50.00	—	—	—	—	—	—
2	2	21.3%	0.65	0.30	0.55	55.00	—	—	—	—	—	—

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 WES put/call ratio?

For the May 21, 2027 expiration, the WES put/call ratio based on open interest is 1.02 (171 puts vs 167 calls), and 0.29 based on today's volume. A ratio above 1 means more puts than calls.

What is WES's implied volatility?

At-the-money implied volatility for WES options expiring May 21, 2027 is about 24.8%, an annualized estimate of how much the market expects Western Midstream Partners stock to move.

How many WES option expiration dates are there?

WES has 7 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.