Magnolia Oil & Gas (MGY) Options Chain

NYSE: MGYEnergyOil & Gas ProductionUSD

24.10-0.38 (-1.55%)

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

Expiration date

Expiration: Dec 18, 2026
Days to expiration: 68
Share price: $24.10
Put/call ratio (OI): 0.19
Put/call ratio (volume): 0.65
ATM implied volatility: 40.3%
Expected move: ±$4.19
Open interest (C / P): 9.99K / 1.93K

MGY options summary

The MGY options chain for the December 18, 2026 expiration lists 10 call and 9 put contracts, with 68 days until expiration. Open interest stands at 9,992 calls and 1,929 puts, a put/call ratio of 0.19, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $25.00 strike is 40.3%, which implies the market expects a move of about ±$4.19 (17.4%) in Magnolia Oil & Gas stock by expiration.

The most open interest sits at the $25.00 call (4.19K contracts) and the $25.00 put (1.49K contracts).

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

MGY options chain · December 18, 2026

MGY 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
16	3	304.6%	17.00	13.70	17.70	12.50	—	—	—	—	—	—
3	4	96.0%	9.80	8.70	10.50	15.00	0.00	2.25	0.87	127.6%	—	1
2	5	76.2%	9.43	6.50	7.90	17.50	0.00	1.00	1.04	71.6%	—	1
784	1	53.1%	5.00	4.30	4.70	20.00	0.20	0.75	0.32	58.5%	1	156
111	1	45.6%	4.70	2.35	2.75	22.50	0.75	1.05	0.95	43.0%	2	128
MGY $24.10
4,188	8	40.3%	1.28	1.10	1.30	25.00	1.95	2.20	1.88	40.3%	49	1,485
3,168	10	43.1%	0.17	0.15	0.30	30.00	5.90	6.30	5.85	47.1%	2	156
1,649	4	63.5%	0.05	0.00	0.65	35.00	9.60	11.50	11.15	75.4%	1	2
67	50	81.5%	0.18	0.00	0.75	40.00	10.70	13.20	11.80	—	—	0
4	—	76.4%	0.35	0.00	0.25	45.00	14.90	19.00	17.82	—	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 MGY put/call ratio?

For the December 18, 2026 expiration, the MGY put/call ratio based on open interest is 0.19 (1,929 puts vs 9,992 calls), and 0.65 based on today's volume. A ratio above 1 means more puts than calls.

What is MGY's implied volatility?

At-the-money implied volatility for MGY options expiring December 18, 2026 is about 40.3%, an annualized estimate of how much the market expects Magnolia Oil & Gas stock to move.

How many MGY option expiration dates are there?

MGY has 5 listed expiration dates, from Oct 16, 2026 to Dec 17, 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.