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 16, 2026
Days to expiration: 5
Share price: $278.18
Put/call ratio (OI): 1.34
Put/call ratio (volume): 0.79
ATM implied volatility: 42.9%
Expected move: ±$13.96
Open interest (C / P): 7.54K / 10.12K

PSX options summary

The PSX options chain for the October 16, 2026 expiration lists 46 call and 41 put contracts, with 5 days until expiration. Open interest stands at 7,541 calls and 10,119 puts, a put/call ratio of 1.34, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $277.50 strike is 42.9%, which implies the market expects a move of about ±$13.96 (5.0%) in Phillips 66 stock by expiration.

The most open interest sits at the $280.00 call (827 contracts) and the $200.00 put (4.24K contracts).

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

PSX options chain · October 16, 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
0	—	—	81.35	133.40	137.70	120.00	—	—	—	—	—	—
—	—	—	—	—	—	140.00	0.00	0.55	0.75	240.8%	—	2
—	—	—	—	—	—	150.00	0.00	1.15	0.05	243.9%	2	9
—	—	—	—	—	—	155.00	0.00	0.60	1.55	210.7%	2	2
0	1	—	54.27	81.00	85.20	160.00	0.00	0.65	2.62	202.6%	10	10
1	2	—	47.27	76.20	80.00	165.00	0.00	2.25	1.55	236.9%	2	8
3	1	207.4%	101.00	106.40	108.90	170.00	0.00	1.10	0.04	198.2%	1	41
8	31	205.8%	108.10	101.10	104.10	175.00	0.00	0.05	0.05	128.1%	9	400
21	1	215.8%	103.20	96.40	99.70	180.00	0.00	0.10	0.04	129.3%	1	281
11	5	176.3%	81.68	91.40	93.90	185.00	0.00	2.15	0.28	190.2%	3	81
8	4	206.3%	69.57	86.10	90.20	190.00	0.00	0.05	0.15	107.0%	2	130
10	1	156.6%	79.40	81.60	83.90	195.00	0.00	2.15	0.30	169.4%	18	76
387	5	174.2%	79.88	76.10	79.80	200.00	0.00	0.30	0.45	114.8%	1	4,237
—	—	—	—	—	—	205.00	0.00	2.15	0.50	149.4%	1	2
427	5	140.9%	69.93	66.70	69.30	210.00	0.00	0.15	0.05	91.0%	18	271
—	—	—	—	—	—	215.00	0.00	2.15	0.05	130.1%	1	49
515	3	121.7%	59.08	56.70	59.30	220.00	0.00	0.10	0.07	73.8%	2	2,295
—	—	—	—	—	—	225.00	0.00	2.20	0.59	111.9%	3	48
300	2	105.2%	53.50	46.30	49.40	230.00	0.00	0.60	0.40	79.0%	27	315
8	—	96.2%	31.50	43.70	46.70	232.50	0.00	2.25	0.70	98.5%	1	6
—	—	—	—	—	—	235.00	0.00	0.20	0.06	60.2%	1	39
14	14	87.2%	19.90	38.70	41.70	237.50	—	—	—	—	—	—
229	5	58.0%	44.15	36.70	40.00	240.00	0.00	1.25	0.13	73.8%	10	328
2	1	80.0%	18.61	33.80	36.80	242.50	0.00	2.30	0.74	80.6%	11	17
10	10	86.6%	22.64	31.30	35.00	245.00	0.00	0.65	0.52	57.2%	14	85
—	—	—	—	—	—	247.50	0.00	2.35	0.75	71.8%	1	3
249	1	64.7%	33.89	26.80	29.20	250.00	0.15	1.80	0.20	63.9%	11	485
14	1	63.3%	10.86	23.90	26.90	252.50	0.00	2.50	1.38	63.7%	1	6
7	2	60.0%	27.40	21.80	24.50	255.00	0.05	0.50	0.27	46.3%	8	27
11	1	57.8%	20.06	19.60	22.20	257.50	0.15	0.85	0.35	48.4%	8	12
564	5	55.1%	19.77	17.30	19.90	260.00	0.35	1.10	0.70	47.5%	11	432
26	6	51.0%	17.52	15.10	17.50	262.50	0.75	1.45	0.61	47.0%	1	12
71	1	49.7%	14.20	13.00	15.40	265.00	1.15	1.65	0.75	44.0%	7	47
181	11	48.5%	13.60	10.90	13.40	267.50	1.50	2.15	2.10	43.4%	1	25
769	14	46.4%	9.90	9.10	11.40	270.00	2.25	3.10	1.40	45.5%	7	194
21	1	48.2%	10.82	7.40	10.00	272.50	—	—	—	—	—	—
54	13	43.7%	6.96	6.70	7.90	275.00	3.70	5.40	4.49	48.6%	16	40
53	2	41.9%	6.66	4.60	6.30	277.50	4.90	5.90	5.38	43.9%	46	21
PSX $278.18
827	93	41.8%	4.41	4.10	5.10	280.00	6.10	7.70	6.35	47.3%	148	71
21	16	45.6%	4.40	3.20	4.60	282.50	7.00	9.60	7.50	50.5%	13	7
652	128	40.1%	2.71	2.45	3.00	285.00	—	—	—	—	—	—
8	1	41.4%	4.67	1.85	2.45	287.50	—	—	—	—	—	—
391	20	42.7%	1.90	1.35	2.00	290.00	12.50	15.00	9.82	52.9%	1	2
9	17	43.5%	1.70	0.80	1.60	292.50	—	—	—	—	—	—
9	3	47.4%	2.45	0.55	1.55	295.00	—	—	—	—	—	—
1	26	49.4%	1.07	0.45	1.35	297.50	—	—	—	—	—	—
600	33	49.5%	0.57	0.30	1.05	300.00	21.10	24.50	42.20	67.9%	3	3
6	1	51.3%	0.63	0.10	0.70	305.00	—	—	—	—	—	—
178	18	53.7%	0.20	0.00	0.50	310.00	—	—	—	—	—	—
14	3	57.8%	0.50	0.00	0.50	320.00	40.60	44.20	68.20	67.6%	1	0
—	—	—	—	—	—	325.00	45.20	49.20	63.60	67.7%	1	0
24	10	90.1%	1.00	0.00	2.15	330.00	—	—	—	—	—	—
17	16	87.3%	0.50	0.00	1.00	340.00	—	—	—	—	—	—
809	1	70.5%	0.15	0.00	0.10	350.00	—	—	—	—	—	—
1	—	123.2%	0.15	0.00	2.15	360.00	—	—	—	—	—	—

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 16, 2026 expiration, the PSX put/call ratio based on open interest is 1.34 (10,119 puts vs 7,541 calls), and 0.79 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 16, 2026 is about 42.9%, 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.