Vistra (VST) Options Chain

NYSE: VSTUtilitiesUtilities - Independent Power ProducersUSD

156.14-10.58 (-6.35%)

At close: Oct 8, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Oct 9, 2026
Days to expiration: 1
Share price: $156.14
Put/call ratio (OI): 0.79
Put/call ratio (volume): 0.90
ATM implied volatility: 59.2%
Expected move: ±$4.84
Open interest (C / P): 22.31K / 17.62K

VST options summary

The VST options chain for the October 9, 2026 expiration lists 45 call and 37 put contracts, with 1 day until expiration. Open interest stands at 22,307 calls and 17,623 puts, a put/call ratio of 0.79, which is fairly balanced between calls and puts. At-the-money implied volatility near the $155.00 strike is 59.2%, which implies the market expects a move of about ±$4.84 (3.1%) in Vistra stock by expiration.

The most open interest sits at the $155.00 call (3.15K contracts) and the $155.00 put (5.02K contracts).

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

VST options chain · October 9, 2026

VST 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
1	—	552.3%	39.65	60.20	63.30	95.00	—	—	—	—	—	—
2	1	503.1%	37.90	55.20	58.30	100.00	—	—	—	—	—	—
1	—	456.3%	36.95	50.20	53.30	105.00	—	—	—	—	—	—
—	—	—	—	—	—	110.00	0.00	0.04	0.03	250.0%	1	23
—	—	—	—	—	—	115.00	0.00	0.03	0.08	215.6%	2	59
4	1	338.9%	35.05	35.45	38.30	120.00	0.00	0.05	0.05	198.4%	1	143
0	6	311.1%	17.00	33.25	36.30	122.00	0.00	0.03	0.02	176.6%	3	83
2	2	313.3%	35.87	32.45	35.30	123.00	0.00	0.04	0.03	176.6%	26	42
7	1	283.6%	37.68	31.05	34.30	124.00	0.00	0.02	0.01	159.4%	3	61
21	7	283.8%	33.72	30.20	33.30	125.00	0.00	0.03	0.02	160.9%	31	278
10	3	285.6%	32.16	29.40	32.30	126.00	0.00	0.02	0.01	150.0%	26	139
8	1	272.5%	33.66	28.25	31.35	127.00	0.01	0.03	0.03	154.7%	16	210
6	1	256.8%	32.74	27.10	30.35	128.00	0.01	0.24	0.03	191.4%	81	193
—	—	—	—	—	—	129.00	0.00	0.91	0.03	235.2%	23	454
32	1	259.0%	27.74	25.50	28.35	130.00	0.01	0.02	0.01	134.4%	77	834
1	1	235.3%	12.35	24.10	27.40	131.00	0.01	0.03	0.02	134.4%	17	278
1	1	215.4%	27.85	22.90	26.35	132.00	0.01	0.08	0.08	142.2%	6	330
30	2	235.8%	30.58	22.70	25.20	133.00	0.01	0.03	0.03	123.4%	52	350
22	1	221.7%	18.00	21.45	24.30	134.00	0.00	0.05	0.02	121.9%	14	208
113	17	221.0%	25.60	20.95	23.00	135.00	0.02	0.03	0.02	116.4%	45	1,752
114	2	207.2%	29.09	19.75	22.05	136.00	0.01	0.05	0.03	114.1%	26	317
131	4	212.6%	20.08	18.95	21.25	137.00	0.01	0.09	0.03	116.4%	22	1,066
229	2	183.4%	19.90	17.70	19.90	138.00	0.00	0.06	0.02	103.1%	105	589
354	10	184.1%	17.55	16.90	18.95	139.00	0.01	0.06	0.01	99.6%	21	155
537	8	167.3%	16.54	15.75	17.85	140.00	0.01	0.03	0.03	87.5%	153	569
263	5	165.8%	21.00	14.75	17.05	141.00	0.01	0.05	0.03	87.5%	103	275
311	46	151.1%	14.92	13.70	15.90	142.00	0.01	0.27	0.05	105.1%	22	275
233	112	141.3%	14.50	12.75	14.80	143.00	0.00	0.28	0.04	98.6%	47	250
808	9	149.2%	13.00	11.85	14.25	144.00	0.00	0.04	0.04	67.2%	10	220
1,692	66	120.4%	12.50	10.95	12.45	145.00	0.00	0.16	0.03	77.3%	148	325
507	32	130.4%	11.58	9.75	12.30	146.00	0.01	0.44	0.04	88.1%	10	55
451	32	117.8%	10.04	8.80	11.10	147.00	0.08	0.22	0.12	73.8%	49	185
322	47	116.1%	9.38	7.85	10.35	148.00	0.04	0.44	0.11	75.2%	62	267
214	5	101.2%	8.70	6.85	9.10	149.00	—	—	—	—	—	—
1,280	112	99.5%	6.75	6.10	8.20	150.00	0.21	0.29	0.25	61.4%	663	743
830	86	66.0%	5.08	4.05	4.80	152.50	0.48	0.71	0.52	58.4%	845	339
3,149	397	61.2%	2.65	2.40	2.82	155.00	1.17	1.52	1.30	57.2%	5,968	5,022
VST $156.14
979	1,410	59.7%	1.45	1.25	1.45	157.50	—	—	—	—	—	—
1,405	1,723	59.8%	0.61	0.58	0.65	160.00	3.95	4.60	3.90	51.1%	2,072	1,103
1,243	1,516	62.1%	0.27	0.25	0.30	162.50	—	—	—	—	—	—
2,175	2,489	66.0%	0.12	0.12	0.14	165.00	6.90	9.50	7.88	100.5%	614	342
2,729	3,493	76.6%	0.04	0.01	0.07	170.00	12.15	14.40	9.65	128.7%	45	32
1,079	718	92.2%	0.01	0.00	0.05	175.00	16.85	19.40	13.50	159.2%	1	57
592	230	93.8%	0.01	0.00	0.01	180.00	—	—	—	—	—	—
217	54	112.5%	0.01	0.00	0.01	185.00	—	—	—	—	—	—
186	17	148.4%	0.03	0.00	0.05	190.00	—	—	—	—	—	—
14	7	168.8%	0.01	0.00	0.01	205.00	—	—	—	—	—	—
2	6	422.5%	0.20	0.00	2.13	220.00	—	—	—	—	—	—

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 VST put/call ratio?

For the October 9, 2026 expiration, the VST put/call ratio based on open interest is 0.79 (17,623 puts vs 22,307 calls), and 0.90 based on today's volume. A ratio above 1 means more puts than calls.

What is VST's implied volatility?

At-the-money implied volatility for VST options expiring October 9, 2026 is about 59.2%, an annualized estimate of how much the market expects Vistra stock to move.

How many VST option expiration dates are there?

VST has 18 listed expiration dates, from Oct 9, 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.