GFL Environmental Subordinate voting shares no par value (GFL) Options Chain

NYSE: GFLUtilitiesEnvironmental ServicesUSD

42.78+0.45 (+1.06%)

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

Expiration date

Expiration: Mar 19, 2027
Days to expiration: 159
Share price: $42.78
Put/call ratio (OI): 0.08
Put/call ratio (volume): 0.27
ATM implied volatility: 57.2%
Expected move: ±$16.14
Open interest (C / P): 7.11K / 585

GFL options summary

The GFL options chain for the March 19, 2027 expiration lists 7 call and 7 put contracts, with 159 days until expiration. Open interest stands at 7,107 calls and 585 puts, a put/call ratio of 0.08, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $42.50 strike is 57.2%, which implies the market expects a move of about ±$16.14 (37.7%) in GFL Environmental Subordinate voting shares no par value stock by expiration.

The most open interest sits at the $55.00 call (5.06K contracts) and the $35.00 put (359 contracts).

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

GFL options chain · March 19, 2027

GFL 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
—	—	—	—	—	—	20.00	0.00	0.95	0.25	78.6%	—	1
—	—	—	—	—	—	30.00	0.00	2.30	0.80	55.4%	—	1
—	—	—	—	—	—	32.50	0.00	2.65	1.45	66.8%	—	46
—	—	—	—	—	—	35.00	0.00	3.20	1.60	62.4%	30	359
—	—	—	—	—	—	37.50	0.10	2.90	2.20	48.5%	36	41
1,594	1	63.8%	6.50	4.50	8.40	40.00	1.00	4.70	3.30	55.1%	29	49
41	7	62.2%	6.00	3.20	7.10	42.50	2.20	5.70	5.10	52.1%	—	88
GFL $42.78
11	1	60.4%	3.80	1.85	5.90	45.00	—	—	—	—	—	—
114	120	52.3%	2.18	0.00	3.40	50.00	—	—	—	—	—	—
234	191	51.5%	0.90	0.00	2.70	52.50	—	—	—	—	—	—
5,063	33	52.0%	0.40	0.00	2.25	55.00	—	—	—	—	—	—
50	1	63.9%	0.70	0.00	2.55	60.00	—	—	—	—	—	—

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 GFL put/call ratio?

For the March 19, 2027 expiration, the GFL put/call ratio based on open interest is 0.08 (585 puts vs 7,107 calls), and 0.27 based on today's volume. A ratio above 1 means more puts than calls.

What is GFL's implied volatility?

At-the-money implied volatility for GFL options expiring March 19, 2027 is about 57.2%, an annualized estimate of how much the market expects GFL Environmental Subordinate voting shares no par value stock to move.

How many GFL option expiration dates are there?

GFL has 9 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.