IREN (IREN) Options Chain

NASDAQ: IRENFinanceFinance: Consumer ServicesUSD

35.19-0.52 (-1.46%)

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

Expiration date

Expiration: Oct 23, 2026
Days to expiration: 12
Share price: $35.19
Put/call ratio (OI): 1.07
Put/call ratio (volume): 0.69
ATM implied volatility: 68.9%
Expected move: ±$4.39
Open interest (C / P): 25.17K / 26.96K

IREN options summary

The IREN options chain for the October 23, 2026 expiration lists 39 call and 37 put contracts, with 12 days until expiration. Open interest stands at 25,169 calls and 26,958 puts, a put/call ratio of 1.07, which is fairly balanced between calls and puts. At-the-money implied volatility near the $35.00 strike is 68.9%, which implies the market expects a move of about ±$4.39 (12.5%) in IREN stock by expiration.

The most open interest sits at the $50.00 call (5.02K contracts) and the $40.00 put (2.81K contracts).

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

IREN options chain · October 23, 2026

IREN 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
39	32	191.0%	17.75	16.95	17.65	18.00	0.00	0.04	0.03	148.4%	15	24
22	1	128.1%	16.80	16.00	16.40	19.00	0.00	0.05	0.02	142.2%	5	36
89	5	137.5%	14.75	15.00	15.45	20.00	0.00	0.05	0.03	131.3%	10	273
6	10	87.5%	10.18	10.00	10.45	25.00	0.03	0.05	0.04	89.8%	29	245
7	60	80.1%	7.15	7.10	7.55	28.00	0.11	0.14	0.11	78.7%	317	364
8	2	85.2%	7.30	6.15	6.80	29.00	0.16	0.21	0.18	75.8%	9	139
48	41	74.0%	5.00	5.25	5.70	30.00	0.26	0.28	0.26	72.8%	315	2,216
3	3	71.1%	4.65	4.40	4.80	31.00	0.39	0.45	0.38	71.8%	186	171
4	105	69.9%	3.75	3.65	3.95	32.00	0.58	0.65	0.65	70.1%	295	1,105
30	83	70.0%	3.14	3.05	3.15	33.00	0.85	0.96	0.88	69.8%	463	728
20	105	70.1%	2.30	2.37	2.59	34.00	1.21	1.33	1.34	69.2%	760	2,664
1,086	1,357	69.4%	1.95	1.90	1.96	35.00	1.66	1.76	1.68	68.3%	1,599	1,651
IREN $35.19
579	1,641	69.7%	1.50	1.46	1.52	36.00	2.18	2.34	2.39	68.2%	1,913	2,088
316	286	69.5%	1.08	1.08	1.16	37.00	2.75	3.05	2.95	68.4%	585	1,629
699	1,022	70.0%	0.85	0.82	0.86	38.00	3.50	3.75	3.62	69.0%	514	2,267
430	451	70.5%	0.62	0.61	0.63	39.00	4.30	4.55	4.62	70.2%	184	2,067
2,112	1,621	71.0%	0.47	0.44	0.47	40.00	5.15	5.30	5.30	68.8%	157	2,810
371	438	72.3%	0.34	0.33	0.35	41.00	5.90	6.40	6.41	72.3%	18	976
1,888	191	74.2%	0.26	0.25	0.28	42.00	6.85	7.30	7.22	74.2%	35	1,129
626	139	75.6%	0.19	0.14	0.26	43.00	7.85	8.30	8.30	81.0%	79	470
784	323	76.6%	0.16	0.13	0.17	44.00	8.75	9.25	9.30	80.9%	50	1,299
3,149	1,992	78.7%	0.14	0.10	0.14	45.00	9.75	10.20	10.27	84.2%	40	586
955	45	82.8%	0.11	0.10	0.12	46.00	10.75	11.20	11.25	89.8%	7	113
475	21	83.8%	0.10	0.03	0.14	47.00	11.60	12.20	11.45	84.8%	11	846
654	99	89.5%	0.08	0.01	0.17	48.00	12.65	13.15	13.24	89.5%	3	339
829	74	97.7%	0.07	0.06	0.16	49.00	13.60	14.15	13.25	89.5%	13	90
5,017	742	99.6%	0.06	0.05	0.14	50.00	14.55	15.10	15.23	76.6%	17	414
515	12	95.3%	0.06	0.04	0.07	51.00	15.60	16.15	15.77	98.0%	3	82
440	20	106.6%	0.05	0.04	0.13	52.00	16.60	17.10	17.20	95.3%	3	57
338	10	104.7%	0.04	0.02	0.10	53.00	17.65	18.10	17.24	106.3%	9	28
591	22	102.3%	0.04	0.02	0.06	54.00	18.60	19.10	13.52	102.7%	1	10
787	27	107.8%	0.03	0.02	0.07	55.00	19.60	20.10	19.28	106.3%	2	39
367	2	103.1%	0.04	0.00	0.05	56.00	20.65	21.10	17.35	118.0%	1	1
36	20	109.4%	0.04	0.00	0.06	57.00	21.65	22.10	15.50	121.5%	1	2
18	3	137.5%	0.04	0.00	0.24	58.00	—	—	—	—	—	—
880	71	116.4%	0.02	0.00	0.05	60.00	24.60	25.10	23.66	123.4%	7	0
491	5	134.4%	0.03	0.02	0.04	65.00	—	—	—	—	—	—
240	1	157.0%	0.03	0.00	0.10	70.00	34.40	35.05	29.40	198.6%	2	0
220	4	153.1%	0.02	0.00	0.04	75.00	39.60	40.05	37.80	148.4%	16	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 IREN put/call ratio?

For the October 23, 2026 expiration, the IREN put/call ratio based on open interest is 1.07 (26,958 puts vs 25,169 calls), and 0.69 based on today's volume. A ratio above 1 means more puts than calls.

What is IREN's implied volatility?

At-the-money implied volatility for IREN options expiring October 23, 2026 is about 68.9%, an annualized estimate of how much the market expects IREN stock to move.

How many IREN option expiration dates are there?

IREN has 20 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.