Generac Holdlings (GNRC) Options Chain

NYSE: GNRCConsumer DiscretionaryMetal FabricationsUSD

224.94+0.54 (+0.24%)

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

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 5
Share price: $224.94
Put/call ratio (OI): 1.85
Put/call ratio (volume): 0.47
ATM implied volatility: 52.4%
Expected move: ±$13.80
Open interest (C / P): 3.65K / 6.75K

GNRC options summary

The GNRC options chain for the October 16, 2026 expiration lists 42 call and 35 put contracts, with 5 days until expiration. Open interest stands at 3,652 calls and 6,746 puts, a put/call ratio of 1.85, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $225.00 strike is 52.4%, which implies the market expects a move of about ±$13.80 (6.1%) in Generac Holdlings stock by expiration.

The most open interest sits at the $220.00 call (594 contracts) and the $190.00 put (1.72K contracts).

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

GNRC options chain · October 16, 2026

GNRC 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
—	—	—	—	—	—	135.00	0.00	2.15	0.05	240.1%	1	17
0	1	240.6%	74.70	83.10	86.40	140.00	0.00	2.15	0.23	225.5%	1	90
50	—	229.1%	62.45	78.20	81.50	145.00	0.00	0.05	0.55	124.2%	1	93
52	2	126.6%	62.70	73.10	76.90	150.00	0.00	0.55	0.90	154.7%	1	41
—	—	—	—	—	—	155.00	0.00	0.25	0.05	128.3%	4	125
3	2	127.5%	46.25	63.20	67.10	160.00	0.00	2.15	0.13	171.1%	3	114
7	5	161.0%	57.71	58.20	61.10	165.00	0.00	1.00	0.05	135.6%	1	99
7	5	162.0%	52.72	53.20	56.60	170.00	0.00	0.30	0.12	102.3%	1	338
24	4	143.9%	45.20	48.20	51.40	175.00	0.00	1.10	0.05	115.8%	3	335
227	32	73.8%	36.10	43.30	46.70	180.00	0.00	0.50	0.30	90.8%	8	756
—	—	—	44.05	—	—	182.50	0.00	2.15	0.40	115.6%	1	3
64	10	109.3%	41.60	38.30	41.00	185.00	0.05	0.20	0.12	72.8%	6	139
3	1	98.3%	25.00	35.80	38.30	187.50	0.00	0.95	0.63	86.3%	22	31
79	1	92.7%	30.25	33.30	35.80	190.00	0.05	0.40	0.20	70.5%	6	1,722
1	1	87.1%	16.00	30.80	33.30	192.50	0.00	0.70	0.75	71.5%	42	131
97	1	86.0%	29.00	28.30	31.00	195.00	0.00	0.90	0.23	70.2%	2	1,161
62	2	80.2%	16.37	26.00	28.50	197.50	0.05	0.55	0.17	59.9%	18	162
260	2	57.2%	23.80	23.70	26.90	200.00	0.25	0.40	0.35	56.1%	18	494
9	1	53.8%	14.15	21.70	24.00	202.50	0.05	0.70	0.90	52.8%	13	83
35	4	69.3%	14.45	18.80	21.40	205.00	0.20	0.95	0.60	53.0%	13	132
43	4	71.5%	12.64	16.50	19.50	207.50	0.60	1.00	1.00	52.2%	2	230
440	2	64.7%	14.00	14.80	17.00	210.00	0.80	1.35	1.10	51.0%	43	235
39	1	63.6%	14.92	12.30	15.00	212.50	1.15	1.55	1.52	51.4%	6	29
104	4	57.3%	10.25	10.30	12.60	215.00	1.70	2.90	2.35	53.4%	35	96
43	6	55.6%	9.80	8.70	10.70	217.50	—	—	—	—	—	—
594	109	55.6%	7.83	7.30	9.10	220.00	3.10	3.90	3.70	53.2%	23	72
38	22	57.8%	6.80	5.20	7.90	222.50	—	—	5.80	—	—	—
GNRC $224.94
249	83	52.4%	5.70	4.70	6.00	225.00	—	—	8.90	—	—	—
49	26	53.6%	3.75	2.80	5.00	227.50	—	—	—	—	—	—
246	150	51.5%	3.60	2.65	3.80	230.00	7.00	10.00	8.95	61.8%	5	10
5	26	51.2%	2.41	1.25	2.95	232.50	—	—	—	—	—	—
16	50	51.4%	2.00	1.40	2.30	235.00	—	—	—	—	—	—
—	—	—	2.37	—	—	237.50	—	—	—	—	—	—
382	21	50.1%	1.25	0.85	1.60	240.00	15.00	18.00	18.80	53.1%	1	1
11	4	52.1%	0.88	0.25	1.25	245.00	19.10	22.60	35.80	52.9%	—	3
108	1	60.4%	1.00	0.05	1.40	250.00	23.80	27.30	42.20	54.9%	1	4
—	—	—	0.54	—	—	255.00	—	—	—	—	—	—
34	6	66.4%	0.27	0.00	0.75	260.00	33.20	37.10	35.80	52.4%	—	0
5	—	92.4%	0.24	0.00	2.20	265.00	—	—	—	—	—	—
2	2	100.0%	0.50	0.00	2.20	270.00	43.00	46.90	58.90	114.3%	1	0
8	9	113.9%	0.45	0.00	2.15	280.00	53.10	56.90	99.38	129.9%	4	0
7	3	127.4%	0.74	0.00	2.15	290.00	—	—	—	—	—	—
143	10	108.3%	0.20	0.00	0.50	300.00	73.10	76.90	96.10	158.2%	2	0
106	3	163.6%	0.15	0.00	2.15	320.00	—	—	—	—	—	—

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 GNRC put/call ratio?

For the October 16, 2026 expiration, the GNRC put/call ratio based on open interest is 1.85 (6,746 puts vs 3,652 calls), and 0.47 based on today's volume. A ratio above 1 means more puts than calls.

What is GNRC's implied volatility?

At-the-money implied volatility for GNRC options expiring October 16, 2026 is about 52.4%, an annualized estimate of how much the market expects Generac Holdlings stock to move.

How many GNRC option expiration dates are there?

GNRC has 14 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.