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 30, 2026
Days to expiration: 19
Share price: $3.36
Put/call ratio (OI): 0.10
Put/call ratio (volume): 0.34
ATM implied volatility: 71.1%
Expected move: ±$0.5442
Open interest (C / P): 5.80K / 606

TMC options summary

The TMC options chain for the October 30, 2026 expiration lists 12 call and 9 put contracts, with 19 days until expiration. Open interest stands at 5,799 calls and 606 puts, a put/call ratio of 0.10, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $3.50 strike is 71.1%, which implies the market expects a move of about ±$0.5442 (16.2%) in TMC the metals company stock by expiration.

The most open interest sits at the $4.00 call (2.85K contracts) and the $3.50 put (399 contracts).

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

TMC options chain · October 30, 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
109	3	737.5%	2.86	2.75	3.20	0.50	0.00	0.05	0.03	487.5%	1	2
3	1	368.8%	2.82	2.15	2.67	1.00	—	—	—	—	—	—
2	1	237.5%	1.98	1.65	2.14	1.50	—	—	—	—	—	—
1	—	178.1%	1.90	1.17	1.65	2.00	0.00	0.03	0.01	131.3%	5	10
—	—	—	—	—	—	2.50	0.00	0.05	0.03	92.2%	2	4
55	3	57.8%	0.57	0.31	0.50	3.00	0.01	0.13	0.10	67.2%	6	18
TMC $3.36
101	3	75.0%	0.20	0.14	0.21	3.50	0.23	0.36	0.31	67.2%	3	399
2,845	91	89.1%	0.06	0.06	0.11	4.00	0.58	0.84	0.68	80.5%	29	108
943	50	93.8%	0.05	0.02	0.05	4.50	0.99	1.35	0.97	85.9%	4	49
509	14	103.1%	0.02	0.00	0.04	5.00	1.37	1.93	1.33	81.3%	10	16
128	4	126.6%	0.03	0.00	0.05	5.50	—	—	—	—	—	—
102	3	143.8%	0.04	0.00	0.05	6.00	2.33	2.82	1.93	232.8%	—	0
1,001	1	229.7%	0.02	0.00	0.20	7.00	—	—	—	—	—	—

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 TMC put/call ratio?

For the October 30, 2026 expiration, the TMC put/call ratio based on open interest is 0.10 (606 puts vs 5,799 calls), and 0.34 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 30, 2026 is about 71.1%, 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.