Enphase Energy (ENPH) Options Chain

NASDAQ: ENPHTechnologySemiconductorsUSD

32.80-0.70 (-2.09%)

Market open · Delayed 15 min · as of Oct 8, 3:54 PM ET

Expiration date

Expiration: Oct 9, 2026
Days to expiration: 1
Share price: $32.80
Put/call ratio (OI): 0.55
Put/call ratio (volume): 0.26
ATM implied volatility: 68.7%
Expected move: ±$1.18
Open interest (C / P): 11.23K / 6.18K

ENPH options summary

The ENPH options chain for the October 9, 2026 expiration lists 33 call and 36 put contracts, with 1 day until expiration. Open interest stands at 11,226 calls and 6,182 puts, a put/call ratio of 0.55, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $33.00 strike is 68.7%, which implies the market expects a move of about ±$1.18 (3.6%) in Enphase Energy stock by expiration.

The most open interest sits at the $33.00 call (2.15K contracts) and the $32.00 put (2.48K contracts).

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

ENPH options chain · October 9, 2026

ENPH 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
—	—	—	—	—	—	24.00	0.00	0.02	0.01	175.0%	—	67
—	—	—	—	—	—	25.00	0.00	0.50	0.09	276.2%	3	15
—	—	—	—	—	—	26.00	0.00	2.13	0.09	400.4%	3	21
—	—	—	—	—	—	27.00	0.00	0.22	0.01	174.2%	5	26
—	—	—	—	—	—	27.50	0.00	0.05	0.02	120.3%	14	110
—	—	—	—	—	—	28.00	0.00	0.04	0.02	106.3%	20	142
—	—	—	—	—	—	28.50	0.00	0.09	0.06	110.9%	6	106
11	8	120.3%	3.46	3.20	3.90	29.00	0.00	0.02	0.03	78.1%	3	153
5	6	107.4%	2.96	2.85	3.40	29.50	0.00	0.08	0.07	85.9%	3	38
7	5	103.5%	2.49	2.32	2.94	30.00	0.01	0.05	0.04	70.3%	23	159
18	4	96.9%	1.91	1.46	2.48	30.50	0.01	0.07	0.05	63.7%	2	116
23	4	104.3%	1.51	0.88	2.13	31.00	0.03	0.15	0.15	64.8%	101	261
6	39	63.7%	1.11	1.03	1.46	31.50	0.06	0.17	0.11	55.7%	34	344
34	52	62.9%	0.75	0.68	1.08	32.00	0.13	0.40	0.20	60.4%	184	2,484
216	148	60.2%	0.48	0.36	0.74	32.50	0.19	0.80	0.96	65.4%	23	227
ENPH $32.80
2,150	1,220	51.0%	0.22	0.20	0.40	33.00	0.47	1.42	1.26	86.3%	5	364
273	614	58.8%	0.16	0.09	0.29	33.50	0.82	1.20	1.18	60.5%	32	349
1,568	1,125	56.5%	0.04	0.05	0.15	34.00	1.19	1.59	1.37	61.5%	34	244
240	40	52.7%	0.07	0.03	0.09	34.50	1.66	2.16	1.99	78.3%	6	31
1,020	322	67.2%	0.04	0.02	0.13	35.00	2.15	2.57	2.26	83.2%	27	208
963	28	60.9%	0.03	0.02	0.03	35.50	2.64	3.15	2.65	101.2%	1	30
748	76	64.1%	0.02	0.01	0.02	36.00	3.10	3.70	3.30	113.7%	5	27
472	5	80.5%	0.01	0.00	0.06	36.50	3.60	4.40	3.80	142.6%	86	30
617	7	68.8%	0.01	0.00	0.01	37.00	4.15	5.00	4.25	166.2%	82	49
52	9	117.2%	0.02	0.00	0.16	37.50	4.60	5.40	5.15	164.8%	7	9
253	1	93.8%	0.02	0.00	0.03	38.00	5.10	6.40	5.30	216.0%	31	16
3	1	122.7%	0.08	0.00	0.10	38.50	5.60	6.95	6.28	231.3%	4	7
138	2	125.0%	0.03	0.00	0.08	39.00	6.10	7.45	6.10	242.6%	21	14
14	2	145.3%	0.04	0.00	0.13	39.50	—	—	—	—	—	—
193	8	106.3%	0.01	0.00	0.01	40.00	7.10	8.50	7.26	268.0%	191	531
144	1	143.8%	0.04	0.00	0.05	41.00	7.60	10.35	7.71	315.2%	1	0
148	1	191.4%	0.09	0.00	0.17	42.00	8.90	11.00	8.40	331.6%	3	2
32	2	211.7%	0.03	0.00	0.20	43.00	10.00	12.30	10.35	381.1%	3	0
1,619	1	259.8%	0.23	0.00	0.40	44.00	10.90	13.35	11.40	396.5%	2	0
61	3	234.4%	0.03	0.00	0.18	45.00	11.70	14.35	12.33	399.2%	2	2
41	3	454.3%	0.11	0.00	2.13	46.00	—	—	—	—	—	—
21	2	471.5%	0.10	0.00	2.13	47.00	—	—	—	—	—	—
45	2	488.3%	0.08	0.00	2.13	48.00	14.70	17.35	10.05	449.2%	8	0
45	4	218.8%	0.01	0.00	0.02	50.00	16.70	19.35	13.50	480.1%	3	0
46	1	243.8%	0.02	0.00	0.01	55.00	—	—	—	—	—	—

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 ENPH put/call ratio?

For the October 9, 2026 expiration, the ENPH put/call ratio based on open interest is 0.55 (6,182 puts vs 11,226 calls), and 0.26 based on today's volume. A ratio above 1 means more puts than calls.

What is ENPH's implied volatility?

At-the-money implied volatility for ENPH options expiring October 9, 2026 is about 68.7%, an annualized estimate of how much the market expects Enphase Energy stock to move.

How many ENPH option expiration dates are there?

ENPH has 15 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.