Mercer International (MERC) Options Chain

0.239-0.0068 (-2.77%)

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

Expiration date

Expiration: Dec 18, 2026
Days to expiration: 68
Share price: $0.239
Put/call ratio (OI): 4.94
Put/call ratio (volume): 0.04
ATM implied volatility: 406.3%
Expected move: ±$0.4191
Open interest (C / P): 2.44K / 12.05K

MERC options summary

The MERC options chain for the December 18, 2026 expiration lists 5 call and 7 put contracts, with 68 days until expiration. Open interest stands at 2,440 calls and 12,050 puts, a put/call ratio of 4.94, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $0.50 strike is 406.3%, which implies the market expects a move of about ±$0.4191 (175.3%) in Mercer International stock by expiration.

The most open interest sits at the $1.00 call (981 contracts) and the $1.00 put (6.56K contracts).

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

MERC options chain · December 18, 2026

MERC 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
MERC $0.239
—	—	—	—	—	—	0.50	0.00	0.75	0.33	406.3%	2	2
981	10	331.3%	0.05	0.00	0.10	1.00	0.35	1.10	0.68	—	2	6,559
—	—	—	—	—	—	1.50	0.80	1.80	1.24	343.8%	—	3
726	25	462.5%	0.04	0.00	0.15	2.00	1.40	2.15	1.63	287.5%	1	5,482
0	10	50.0%	0.05	0.00	0.00	3.00	2.00	3.20	2.31	—	1	4
578	90	462.5%	0.05	0.00	0.10	4.00	2.50	3.70	2.92	—	—	0
155	1	—	0.05	0.00	0.55	5.00	3.50	4.70	3.95	—	—	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 MERC put/call ratio?

For the December 18, 2026 expiration, the MERC put/call ratio based on open interest is 4.94 (12,050 puts vs 2,440 calls), and 0.04 based on today's volume. A ratio above 1 means more puts than calls.

What is MERC's implied volatility?

At-the-money implied volatility for MERC options expiring December 18, 2026 is about 406.3%, an annualized estimate of how much the market expects Mercer International stock to move.

How many MERC option expiration dates are there?

MERC has 5 listed expiration dates, from Oct 16, 2026 to May 21, 2027.

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.