Oklo (OKLO) Options Chain

NYSE: OKLOUtilitiesElectric Utilities: CentralUSD

34.70+0.13 (+0.38%)

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

Expiration date

Expiration: Jan 21, 2028
Days to expiration: 468
Share price: $34.70
Put/call ratio (OI): 0.29
Put/call ratio (volume): 0.51
ATM implied volatility: 72.0%
Expected move: ±$28.30
Open interest (C / P): 76.69K / 22.23K

OKLO options summary

The OKLO options chain for the January 21, 2028 expiration lists 44 call and 44 put contracts, with 468 days until expiration. Open interest stands at 76,694 calls and 22,229 puts, a put/call ratio of 0.29, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $35.00 strike is 72.0%, which implies the market expects a move of about ±$28.30 (81.6%) in Oklo stock by expiration.

The most open interest sits at the $200.00 call (17.83K contracts) and the $25.00 put (4.00K contracts).

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

OKLO options chain · January 21, 2028

OKLO 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
342	1	79.8%	18.35	17.95	18.95	20.00	2.48	3.05	2.88	68.6%	3	1,781
99	1	82.2%	17.00	16.80	17.90	22.50	3.30	4.20	3.77	68.4%	4	1,059
703	5	78.5%	15.50	15.00	16.50	25.00	4.50	5.00	4.90	67.1%	2	3,997
811	130	77.9%	13.60	13.25	13.80	30.00	6.85	7.90	7.40	66.9%	38	1,196
OKLO $34.70
1,171	394	77.8%	11.54	11.40	12.05	35.00	9.65	11.05	10.41	66.3%	23	816
1,885	93	80.7%	10.10	10.00	11.35	40.00	12.95	14.00	13.83	64.4%	20	2,186
1,917	33	79.9%	8.90	8.70	9.90	45.00	16.55	17.45	16.40	63.3%	13	2,287
3,238	33	80.0%	8.09	7.90	8.60	50.00	20.85	21.25	21.00	64.0%	1	1,965
1,139	1	78.3%	7.00	6.75	7.40	55.00	24.85	25.35	23.75	63.6%	2	572
2,312	30	79.6%	6.45	6.30	6.70	60.00	29.05	29.65	29.78	63.4%	1	1,906
1,812	8	80.9%	5.80	5.60	6.45	65.00	33.40	33.85	32.55	62.5%	2	288
4,181	10	81.3%	5.20	5.10	5.90	70.00	37.30	38.90	38.00	62.2%	1	370
869	10	82.5%	4.78	4.80	5.50	75.00	42.25	43.00	41.32	61.6%	1	506
998	18	81.2%	4.40	4.25	4.75	80.00	46.15	47.55	47.50	57.4%	2	722
1,400	8	81.6%	4.11	3.95	4.35	85.00	50.60	53.05	50.39	59.8%	45	372
437	10	82.0%	3.86	3.30	4.40	90.00	55.25	57.10	56.90	54.5%	23	326
831	30	82.0%	3.80	3.10	3.95	95.00	60.65	61.75	59.73	57.0%	1	304
11,620	567	85.0%	3.40	3.30	3.95	100.00	65.40	66.50	66.50	55.2%	477	262
399	2	83.1%	3.10	2.99	3.25	105.00	69.65	71.35	69.74	62.9%	3	505
589	43	85.3%	2.90	2.80	3.50	110.00	74.65	76.25	73.50	63.3%	2	144
637	1	84.1%	3.50	2.46	3.10	115.00	79.75	81.50	76.65	53.6%	1	45
884	1	84.4%	2.65	2.31	2.92	120.00	83.40	86.20	84.95	65.8%	5	139
547	3	84.8%	2.55	2.17	2.79	125.00	89.60	91.15	88.23	66.6%	1	71
1,303	10	85.7%	2.40	2.17	2.64	130.00	95.10	96.55	94.16	62.4%	50	65
298	10	86.5%	2.80	2.06	2.60	135.00	99.30	101.70	95.82	55.2%	1	44
552	2	87.0%	2.17	2.05	2.44	140.00	104.10	107.00	102.30	58.0%	6	61
1,552	1	87.7%	2.19	1.81	2.53	145.00	108.15	111.45	105.45	76.3%	12	209
1,453	14	86.6%	2.00	1.69	2.20	150.00	114.65	116.55	109.45	61.8%	11	0
2,216	101	87.0%	1.99	1.59	2.14	155.00	119.50	121.60	114.85	61.3%	12	0
282	1	88.7%	2.23	1.66	2.17	160.00	123.00	128.00	120.05	60.5%	6	0
399	1	89.0%	1.90	1.64	2.04	165.00	128.00	131.80	126.00	85.4%	15	0
279	1	88.2%	1.79	1.37	1.97	170.00	133.00	136.85	130.20	87.1%	11	5
196	1	89.7%	2.04	1.46	1.95	175.00	138.00	142.05	134.25	90.4%	4	0
742	3	89.1%	1.75	1.30	1.85	180.00	143.00	148.00	139.15	64.2%	4	0
238	2	89.7%	2.22	1.21	1.87	185.00	148.00	153.00	144.10	65.0%	5	0
228	10	90.4%	2.12	1.33	1.72	190.00	153.00	158.00	149.60	65.9%	2	0
190	1	90.9%	1.75	1.28	1.70	195.00	140.50	145.00	130.50	—	2	4
17,830	28	90.8%	1.35	1.24	1.59	200.00	163.20	167.95	156.74	70.1%	1	0
648	1	91.7%	1.91	1.13	1.58	210.00	156.10	159.40	146.39	—	2	22
501	21	91.9%	1.79	1.00	1.51	220.00	183.30	187.15	176.25	99.7%	20	0
220	1	92.7%	1.70	0.98	1.43	230.00	193.00	198.00	187.50	71.7%	2	0
543	5	92.7%	1.43	0.81	1.41	240.00	196.00	201.00	199.75	—	10	0
5,681	2	93.0%	1.09	0.86	1.23	250.00	213.70	217.00	206.96	65.8%	1	0
2,522	15	94.0%	1.05	1.00	1.05	260.00	224.00	227.55	221.25	83.9%	2	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 OKLO put/call ratio?

For the January 21, 2028 expiration, the OKLO put/call ratio based on open interest is 0.29 (22,229 puts vs 76,694 calls), and 0.51 based on today's volume. A ratio above 1 means more puts than calls.

What is OKLO's implied volatility?

At-the-money implied volatility for OKLO options expiring January 21, 2028 is about 72.0%, an annualized estimate of how much the market expects Oklo stock to move.

How many OKLO option expiration dates are there?

OKLO has 13 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.