Corning (GLW) Options Chain

NYSE: GLWIndustrialsTelecommunications EquipmentUSD

156.68+3.85 (+2.52%)

At close: Oct 9, 4:03 PM ET · Delayed 15 min

Expiration date

Expiration: Nov 20, 2026
Days to expiration: 40
Share price: $156.68
Put/call ratio (OI): 1.24
Put/call ratio (volume): 0.53
ATM implied volatility: 58.8%
Expected move: ±$30.50
Open interest (C / P): 35.14K / 43.59K

GLW options summary

The GLW options chain for the November 20, 2026 expiration lists 47 call and 44 put contracts, with 40 days until expiration. Open interest stands at 35,141 calls and 43,588 puts, a put/call ratio of 1.24, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $155.00 strike is 58.8%, which implies the market expects a move of about ±$30.50 (19.5%) in Corning stock by expiration.

The most open interest sits at the $140.00 call (3.82K contracts) and the $110.00 put (5.74K contracts).

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

GLW options chain · November 20, 2026

GLW 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
2	1	127.0%	90.70	94.80	98.90	60.00	0.00	0.31	0.06	125.6%	1	14
9	1	123.2%	92.05	89.95	93.90	65.00	0.00	0.22	0.03	110.7%	1	89
154	1	122.4%	87.75	85.80	88.35	70.00	0.03	0.09	0.05	94.9%	4	236
76	1	109.1%	77.15	80.05	83.95	75.00	0.03	0.10	0.05	88.3%	2	223
7	2	107.0%	74.00	73.40	77.15	80.00	0.00	0.19	0.07	84.8%	3	1,318
19	1	96.5%	73.99	70.20	74.00	85.00	0.01	0.13	0.09	75.0%	6	646
10	1	87.6%	67.44	65.10	69.05	90.00	0.00	0.29	0.19	75.2%	7	2,811
73	1	91.9%	75.50	60.90	64.10	95.00	0.13	0.25	0.25	71.3%	1	996
246	4	79.3%	57.05	56.00	58.60	100.00	0.10	0.34	0.25	66.2%	8	1,192
101	1	79.1%	60.45	50.95	54.35	105.00	0.07	0.44	0.26	61.3%	2	950
114	15	70.2%	46.00	46.25	48.90	110.00	0.25	0.72	0.50	61.8%	5	5,738
53	10	67.5%	44.85	41.55	44.20	115.00	0.60	0.81	0.77	59.7%	24	1,625
206	4	64.2%	48.25	37.00	39.40	120.00	1.10	1.20	1.14	59.6%	15	3,841
197	21	63.5%	31.25	32.70	35.05	125.00	1.65	1.83	1.73	59.0%	155	1,712
248	33	64.7%	26.84	28.80	31.20	130.00	2.39	2.69	2.48	58.5%	143	1,921
568	1	61.7%	27.28	25.00	26.65	135.00	3.40	3.80	3.62	58.0%	127	2,562
3,823	11	59.7%	21.40	21.00	22.95	140.00	4.85	5.20	4.90	58.1%	157	3,561
270	8	60.1%	18.25	18.40	19.25	145.00	6.45	7.00	6.55	57.9%	63	2,494
1,507	33	60.1%	15.95	15.65	16.20	150.00	8.55	9.05	8.70	57.9%	63	1,956
645	62	59.8%	13.64	12.95	13.65	155.00	10.95	11.45	11.30	57.8%	52	1,955
GLW $156.68
1,131	149	59.8%	11.22	10.85	11.25	160.00	13.60	14.30	13.97	57.8%	23	1,212
1,435	408	60.0%	9.13	8.95	9.35	165.00	16.60	17.35	20.50	57.6%	79	1,091
3,006	67	60.2%	7.66	7.30	7.75	170.00	20.00	20.80	21.18	58.0%	1	2,066
1,558	43	60.5%	6.25	5.90	6.45	175.00	23.55	24.40	28.11	57.8%	31	522
1,520	216	60.6%	5.04	4.75	5.25	180.00	27.00	29.25	22.45	59.5%	8	1,956
3,095	118	60.8%	4.11	3.80	4.30	185.00	30.55	33.15	24.46	57.6%	1	134
1,073	92	61.1%	3.35	3.05	3.50	190.00	35.05	37.30	30.13	58.2%	11	167
631	27	61.5%	2.71	2.53	2.77	195.00	39.35	42.00	42.25	59.2%	3	137
3,133	405	61.9%	2.15	2.11	2.20	200.00	43.80	46.15	38.78	57.5%	5	207
2,503	18	62.5%	1.50	1.28	1.50	210.00	53.05	55.80	43.45	59.2%	1	62
2,013	14	65.4%	1.00	0.82	1.30	220.00	62.55	65.05	63.35	56.0%	5	77
538	2	65.1%	0.65	0.55	0.75	230.00	72.30	75.10	68.40	59.3%	2	53
282	27	69.0%	0.52	0.35	0.79	240.00	82.20	84.80	79.92	57.8%	2	50
1,473	5	67.9%	0.34	0.20	0.46	250.00	91.50	95.45	92.75	61.2%	12	4
398	1	68.7%	0.40	0.05	0.40	260.00	101.45	105.35	100.25	60.5%	1	0
269	7	69.4%	0.30	0.03	0.28	270.00	114.35	117.75	137.50	114.4%	1	0
443	1	79.2%	0.44	0.00	0.56	280.00	133.00	136.55	118.13	182.8%	1	6
366	8	76.7%	0.19	0.05	0.25	290.00	142.90	146.55	105.66	188.5%	1	2
1,241	15	83.4%	0.16	0.05	0.36	300.00	152.85	156.50	86.45	193.9%	—	2
82	4	82.2%	0.10	0.05	0.21	310.00	151.45	155.40	151.35	80.5%	1	0
168	29	86.9%	0.11	0.00	0.30	320.00	172.80	176.70	143.10	204.9%	5	0
42	13	86.5%	0.50	0.00	0.21	330.00	—	—	—	—	—	—
36	2	102.3%	0.15	0.00	0.64	340.00	—	—	—	—	—	—
102	1	92.2%	0.14	0.00	0.21	350.00	191.40	195.40	183.45	90.0%	1	0
23	1	94.0%	0.58	0.00	0.19	360.00	—	—	—	—	—	—
50	2	104.3%	0.01	0.00	0.38	370.00	211.45	215.40	203.40	98.0%	—	0
202	51	104.1%	0.07	0.00	0.30	380.00	0.00	0.00	218.60	—	1	0

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 GLW put/call ratio?

For the November 20, 2026 expiration, the GLW put/call ratio based on open interest is 1.24 (43,588 puts vs 35,141 calls), and 0.53 based on today's volume. A ratio above 1 means more puts than calls.

What is GLW's implied volatility?

At-the-money implied volatility for GLW options expiring November 20, 2026 is about 58.8%, an annualized estimate of how much the market expects Corning stock to move.

How many GLW option expiration dates are there?

GLW has 19 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.