Super Micro Computer (SMCI) Options Chain

NASDAQ: SMCITechnologyComputer ManufacturingUSD

41.86-0.915 (-2.14%)

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

Expiration date

Expiration: Oct 23, 2026
Days to expiration: 12
Share price: $41.86
Put/call ratio (OI): 0.85
Put/call ratio (volume): 0.48
ATM implied volatility: 66.5%
Expected move: ±$5.05
Open interest (C / P): 25.86K / 21.86K

SMCI options summary

The SMCI options chain for the October 23, 2026 expiration lists 49 call and 47 put contracts, with 12 days until expiration. Open interest stands at 25,856 calls and 21,858 puts, a put/call ratio of 0.85, which is fairly balanced between calls and puts. At-the-money implied volatility near the $42.00 strike is 66.5%, which implies the market expects a move of about ±$5.05 (12.1%) in Super Micro Computer stock by expiration.

The most open interest sits at the $50.00 call (3.27K contracts) and the $31.00 put (2.73K contracts).

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

SMCI options chain · October 23, 2026

SMCI 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
—	—	—	38.40	—	—	5.00	—	—	—	—	—	—
49	4	421.9%	31.95	31.40	32.75	10.00	—	—	—	—	—	—
—	—	—	26.95	—	—	15.00	0.00	0.02	0.02	200.0%	4	15
14	4	247.3%	22.15	21.50	22.85	20.00	0.00	0.03	0.03	154.7%	3	17
33	1	242.2%	18.80	15.90	17.80	25.00	0.00	0.44	0.02	167.6%	2	130
31	1	118.8%	16.95	15.10	16.70	26.00	0.00	0.03	0.01	103.1%	45	127
74	1	202.7%	14.33	14.00	15.65	27.00	0.00	0.24	0.03	129.7%	12	66
38	4	109.8%	14.40	13.50	14.35	28.00	0.00	0.72	0.03	152.3%	25	105
3	3	140.0%	12.35	12.50	13.20	29.00	0.00	0.02	0.01	78.1%	151	199
36	5	93.4%	12.80	11.50	12.35	30.00	0.01	0.05	0.02	82.0%	6	735
41	3	152.8%	10.39	10.05	11.65	31.00	0.02	0.05	0.04	76.6%	5	2,728
215	205	77.3%	9.48	9.55	10.30	32.00	0.04	0.07	0.06	74.2%	13	1,278
32	2	64.8%	8.84	8.10	9.70	33.00	0.07	0.12	0.12	74.2%	8	578
116	25	86.4%	7.65	7.60	8.70	34.00	0.06	0.18	0.12	69.5%	56	526
146	25	80.8%	7.00	6.75	7.65	35.00	0.12	0.22	0.20	66.8%	193	811
139	2	64.5%	5.90	5.70	6.50	36.00	0.27	0.33	0.28	68.4%	296	817
88	15	72.8%	5.10	4.90	5.90	37.00	0.31	0.46	0.44	64.3%	105	1,695
—	—	—	6.83	—	—	37.50	—	—	0.54	—	—	—
181	149	68.2%	4.55	4.35	4.70	38.00	0.57	0.66	0.66	65.6%	174	1,014
—	—	—	5.60	—	—	38.50	—	—	0.71	—	—	—
298	36	69.0%	3.70	3.65	4.00	39.00	0.83	0.94	0.87	65.6%	233	1,404
—	—	—	3.90	—	—	39.50	—	—	1.08	—	—	—
1,403	170	68.4%	2.94	2.97	3.35	40.00	1.10	1.27	1.18	64.2%	294	1,974
—	—	—	3.20	—	—	40.50	—	—	1.38	—	—	—
1,400	350	65.6%	2.55	2.40	2.60	41.00	1.57	1.74	1.70	65.9%	231	2,504
—	—	—	2.91	—	—	41.50	—	—	1.76	—	—	—
SMCI $41.86
1,816	572	66.9%	2.03	1.98	2.10	42.00	2.06	2.26	2.17	66.2%	190	1,276
—	—	—	2.22	—	—	42.50	—	—	2.43	—	—	—
1,352	294	66.4%	1.60	1.53	1.66	43.00	2.57	2.87	2.80	65.7%	145	1,828
—	—	—	1.92	—	—	43.50	—	—	3.00	—	—	—
1,954	257	66.1%	1.20	1.16	1.30	44.00	3.25	3.65	3.42	68.6%	72	401
—	—	—	1.40	—	—	44.50	—	—	3.50	—	—	—
2,053	744	66.6%	0.93	0.92	0.99	45.00	3.90	4.40	4.14	68.4%	40	1,240
—	—	—	1.16	—	—	45.50	—	—	4.15	—	—	—
1,752	564	68.6%	0.70	0.68	0.86	46.00	4.55	5.35	5.24	69.9%	2	107
—	—	—	0.95	—	—	46.50	—	—	3.92	—	—	—
1,225	399	68.1%	0.52	0.50	0.64	47.00	5.50	6.30	5.65	76.1%	2	143
—	—	—	0.71	—	—	47.50	—	—	4.11	—	—	—
1,215	88	69.0%	0.43	0.35	0.53	48.00	6.35	7.15	4.38	77.0%	142	21
—	—	—	0.55	—	—	48.50	—	—	6.40	—	—	—
785	314	70.6%	0.34	0.30	0.40	49.00	7.25	7.85	7.60	73.7%	1	41
3,267	336	72.2%	0.25	0.23	0.33	50.00	7.70	9.15	9.10	72.2%	20	68
133	14	71.3%	0.18	0.17	0.22	51.00	8.55	10.00	7.87	65.2%	8	3
348	60	71.7%	0.15	0.12	0.17	52.00	—	—	8.73	—	—	—
—	—	—	0.19	—	—	53.00	—	—	9.77	—	—	—
2,207	370	77.7%	0.08	0.07	0.10	55.00	—	—	12.25	—	—	—
1,090	1	86.7%	0.05	0.02	0.06	60.00	17.50	18.95	18.10	96.1%	14	7
326	164	123.8%	0.07	0.02	0.26	65.00	22.40	24.05	24.05	113.3%	1	0
1,996	62	104.7%	0.01	0.00	0.03	70.00	27.25	29.15	26.15	121.9%	20	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 SMCI put/call ratio?

For the October 23, 2026 expiration, the SMCI put/call ratio based on open interest is 0.85 (21,858 puts vs 25,856 calls), and 0.48 based on today's volume. A ratio above 1 means more puts than calls.

What is SMCI's implied volatility?

At-the-money implied volatility for SMCI options expiring October 23, 2026 is about 66.5%, an annualized estimate of how much the market expects Super Micro Computer stock to move.

How many SMCI option expiration dates are there?

SMCI 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.