Lithium Americas (LAC) Options Chain

NYSE: LACBasic MaterialsMetal MiningUSD

2.35-0.01 (-0.42%)

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

Expiration date

Expiration: Nov 20, 2026
Days to expiration: 40
Share price: $2.35
Put/call ratio (OI): 0.19
Put/call ratio (volume): 0.24
ATM implied volatility: 65.6%
Expected move: ±$0.5105
Open interest (C / P): 47.18K / 8.92K

LAC options summary

The LAC options chain for the November 20, 2026 expiration lists 12 call and 11 put contracts, with 40 days until expiration. Open interest stands at 47,177 calls and 8,922 puts, a put/call ratio of 0.19, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $2.50 strike is 65.6%, which implies the market expects a move of about ±$0.5105 (21.7%) in Lithium Americas stock by expiration.

The most open interest sits at the $7.50 call (18.33K contracts) and the $2.50 put (2.64K contracts).

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

LAC options chain · November 20, 2026

LAC 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
58	8	253.1%	1.35	1.15	1.45	1.00	—	—	—	—	—	—
41	6	128.1%	1.74	0.76	1.06	1.50	0.00	0.03	0.02	87.5%	1	4
435	8	75.0%	0.43	0.35	0.52	2.00	0.06	0.08	0.07	68.0%	10	280
LAC $2.35
1,097	60	68.8%	0.14	0.15	0.16	2.50	0.27	0.30	0.30	62.5%	3	2,640
2,086	77	73.4%	0.06	0.05	0.06	3.00	0.61	0.71	0.69	75.8%	1	1,949
2,558	125	85.2%	0.02	0.02	0.04	3.50	1.12	1.20	1.17	67.2%	30	890
6,807	2	96.9%	0.03	0.01	0.03	4.00	1.48	1.74	1.67	139.8%	10	880
1,858	1	125.0%	0.03	0.00	0.07	4.50	1.97	2.26	1.99	168.0%	10	1,302
1,593	50	129.7%	0.05	0.01	0.04	5.00	2.42	2.81	2.67	207.0%	1	633
4,138	43	142.2%	0.02	0.01	0.04	5.50	2.89	3.35	2.81	238.3%	27	343
18,326	16	165.6%	0.01	0.01	0.02	7.50	4.15	4.70	3.90	—	10	1
8,180	40	187.5%	0.01	0.01	0.01	10.00	6.75	7.35	6.91	—	1	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 LAC put/call ratio?

For the November 20, 2026 expiration, the LAC put/call ratio based on open interest is 0.19 (8,922 puts vs 47,177 calls), and 0.24 based on today's volume. A ratio above 1 means more puts than calls.

What is LAC's implied volatility?

At-the-money implied volatility for LAC options expiring November 20, 2026 is about 65.6%, an annualized estimate of how much the market expects Lithium Americas stock to move.

How many LAC option expiration dates are there?

LAC has 11 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.