Phillips 66 (PSX) Options Chain

NYSE: PSXEnergyIntegrated oil CompaniesUSD

278.18-3.42 (-1.21%)

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

Expiration date

Expiration: Oct 30, 2026
Days to expiration: 19
Share price: $278.18
Put/call ratio (OI): 0.59
Put/call ratio (volume): 0.31
ATM implied volatility: 45.2%
Expected move: ±$28.69
Open interest (C / P): 856 / 503

PSX options summary

The PSX options chain for the October 30, 2026 expiration lists 25 call and 19 put contracts, with 19 days until expiration. Open interest stands at 856 calls and 503 puts, a put/call ratio of 0.59, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $280.00 strike is 45.2%, which implies the market expects a move of about ±$28.69 (10.3%) in Phillips 66 stock by expiration.

The most open interest sits at the $305.00 call (509 contracts) and the $225.00 put (156 contracts).

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

PSX options chain · October 30, 2026

PSX 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
—	—	—	—	—	—	185.00	0.00	2.15	0.24	104.2%	2	1
—	—	—	—	—	—	190.00	0.00	2.15	0.50	98.4%	—	1
2	2	63.9%	53.85	76.30	80.40	200.00	0.00	2.15	1.18	87.3%	1	2
—	—	—	—	—	—	205.00	0.00	2.20	0.78	82.2%	5	2
1	—	61.0%	63.70	66.50	70.50	210.00	—	—	—	—	—	—
—	—	—	—	—	—	215.00	0.00	2.25	0.72	72.0%	5	11
4	1	76.0%	65.20	56.70	60.10	220.00	0.00	2.35	0.62	67.4%	1	8
—	—	—	—	—	—	225.00	0.00	2.45	0.60	62.8%	1	156
11	7	51.1%	37.35	46.90	50.90	230.00	0.00	2.60	0.96	58.5%	2	17
3	1	50.2%	40.00	42.10	46.30	235.00	0.05	2.90	1.87	55.1%	12	18
36	1	62.7%	33.90	37.50	41.30	240.00	0.05	3.10	1.39	50.8%	2	118
2	1	57.3%	18.20	33.40	36.40	245.00	1.10	1.90	1.10	48.1%	2	21
6	1	57.0%	28.96	28.60	32.40	250.00	1.65	3.20	1.47	51.1%	3	52
53	1	52.5%	26.00	24.90	27.80	255.00	1.90	3.60	2.01	47.1%	3	34
21	5	52.9%	24.35	20.80	24.30	260.00	3.70	4.40	2.90	44.7%	5	12
28	4	49.4%	20.31	17.40	20.20	265.00	4.90	5.90	4.00	44.5%	5	25
18	6	47.2%	14.20	14.30	16.60	270.00	6.60	7.90	5.78	45.1%	2	20
30	22	50.1%	14.30	10.80	14.60	275.00	8.90	9.80	8.70	43.9%	1	2
PSX $278.18
29	6	44.9%	10.02	9.50	10.80	280.00	11.30	12.80	9.39	45.6%	2	2
14	8	46.8%	10.72	6.90	9.20	285.00	—	—	—	—	—	—
34	6	46.9%	9.20	5.60	7.40	290.00	—	—	—	—	—	—
15	62	45.7%	5.20	4.40	5.60	295.00	—	—	—	—	—	—
16	22	46.3%	3.71	3.30	4.50	300.00	24.10	27.00	45.43	49.5%	1	1
509	8	45.4%	3.03	2.50	3.30	305.00	—	—	—	—	—	—
6	7	47.8%	2.33	1.85	2.90	310.00	—	—	—	—	—	—
6	1	55.7%	1.94	1.15	3.50	315.00	—	—	—	—	—	—
7	5	50.0%	1.95	0.75	3.20	320.00	—	—	—	—	—	—
3	1	50.6%	2.05	0.05	3.10	325.00	—	—	—	—	—	—
1	1	55.2%	0.97	0.50	2.90	330.00	—	—	—	—	—	—
1	1	63.2%	0.30	0.00	2.40	350.00	—	—	—	—	—	—

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 PSX put/call ratio?

For the October 30, 2026 expiration, the PSX put/call ratio based on open interest is 0.59 (503 puts vs 856 calls), and 0.31 based on today's volume. A ratio above 1 means more puts than calls.

What is PSX's implied volatility?

At-the-money implied volatility for PSX options expiring October 30, 2026 is about 45.2%, an annualized estimate of how much the market expects Phillips 66 stock to move.

How many PSX option expiration dates are there?

PSX has 17 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.