TMC the metals company (TMC) Options Chain

NASDAQ: TMCBasic MaterialsMetal MiningUSD

3.36-0.075 (-2.19%)

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

Expiration date

Expiration: Oct 23, 2026
Days to expiration: 12
Share price: $3.36
Put/call ratio (OI): 0.23
Put/call ratio (volume): 0.35
ATM implied volatility: 67.2%
Expected move: ±$0.4087
Open interest (C / P): 9.27K / 2.13K

TMC options summary

The TMC options chain for the October 23, 2026 expiration lists 13 call and 10 put contracts, with 12 days until expiration. Open interest stands at 9,270 calls and 2,135 puts, a put/call ratio of 0.23, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $3.50 strike is 67.2%, which implies the market expects a move of about ±$0.4087 (12.2%) in TMC the metals company stock by expiration.

The most open interest sits at the $5.00 call (4.69K contracts) and the $3.50 put (1.84K contracts).

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

TMC options chain · October 23, 2026

TMC 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
36	21	859.4%	3.30	2.76	3.15	0.50	—	—	—	—	—	—
2	1	612.5%	2.85	2.09	2.50	1.00	—	—	—	—	—	—
4	1	406.3%	2.36	1.63	1.98	1.50	—	—	—	—	—	—
—	—	—	—	—	—	2.00	0.00	0.03	0.02	162.5%	1	1
—	—	—	—	—	—	2.50	0.00	0.03	0.03	101.6%	—	16
13	2	78.1%	0.58	0.35	0.48	3.00	0.01	0.06	0.05	62.5%	14	38
TMC $3.36
146	249	77.3%	0.13	0.11	0.16	3.50	0.18	0.28	0.27	57.0%	21	1,844
1,765	39	87.5%	0.05	0.04	0.05	4.00	0.62	0.78	0.68	93.8%	18	200
305	9	101.6%	0.02	0.00	0.04	4.50	1.04	1.41	1.13	146.9%	74	12
4,688	7	121.9%	0.01	0.00	0.03	5.00	1.50	1.91	1.55	165.6%	1	22
672	4	143.8%	0.02	0.00	0.03	5.50	1.83	2.42	1.35	311.7%	—	2
1,607	4	243.8%	0.02	0.00	0.20	6.00	2.33	2.91	2.16	334.4%	1	0
31	30	265.6%	0.03	0.00	0.20	6.50	—	—	—	—	—	—
1	—	332.8%	0.08	0.00	0.20	8.50	—	—	—	—	—	—
0	1	346.9%	0.03	0.00	0.20	9.00	—	—	5.52	—	—	—

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 TMC put/call ratio?

For the October 23, 2026 expiration, the TMC put/call ratio based on open interest is 0.23 (2,135 puts vs 9,270 calls), and 0.35 based on today's volume. A ratio above 1 means more puts than calls.

What is TMC's implied volatility?

At-the-money implied volatility for TMC options expiring October 23, 2026 is about 67.2%, an annualized estimate of how much the market expects TMC the metals company stock to move.

How many TMC option expiration dates are there?

TMC 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.