Enerflex Ltd. (EFXT) Open Interest

Enerflex Ltd. (EFXT) has 717 call contracts and 25 put contracts open across all listed expirations — a put/call open interest ratio of 0.03. Open interest counts the contracts currently outstanding at each strike. This page shows where EFXT positioning concentrates, which strikes act as walls, and how the totals have trended over the past year.

Data as of Jul 10, 2026, 8:00 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.

Last close
$18.93
52-week range
$7.77 – $34.97
ATM IV (30d)
122.6%
IV rank
61 / 100
Moderate
Expected move
±$3.21 (±17.0%)
Put/call OI
0.03
Call-heavy
Max pain
$17.5
↓ 7.5% below close

EFXT Open Interest by Strike

0134268402SpotMax painCall wallPut wall1517.502022.5025

EFXT open interest by strike, all expirations combined — calls in green, puts in red.

Total call open interest717
Total put open interest25
Put/call OI ratio0.03
Call wall (largest call OI)$25
Put wall (largest put OI)$22.5

EFXT Open Interest Trend

0241.1482.2723.3964.4Call OIPut OIFeb '26May '26Jul '26

EFXT total call vs. put open interest, past year.

0.000.010.020.030.04Feb '26May '26Jul '26

EFXT put/call open interest ratio, past year.

A put/call open interest ratio of 0.03 means meaningfully more calls than puts are outstanding — a call-heavy, typically bullish positioning profile. In total, 717 call contracts and 25 put contracts are open across all listed expirations. The put/call OI ratio has risen from 0.01 in Feb '26 to 0.03 today.

Explore the payoff profile of option on EFXT for free

Build multi-leg EFXT strategies, visualize payoffs, and scan the full US options universe with OptiView.

EFXT Options FAQ

What is EFXT's put/call ratio?

EFXT's put/call open interest ratio is 0.03 as of Jul 10, 2026, with 25 put contracts and 717 call contracts outstanding.

Which EFXT strikes have the highest open interest?

As of Jul 10, 2026, the largest call open interest sits at $25 (the call wall) and the largest put open interest sits at $22.5 (the put wall). Strikes with heavy open interest often act as reference levels because a lot of hedging activity is anchored to them.

Methodology. IV rank compares the current 30-day at-the-money implied volatility with its highest and lowest values over the past 52 weeks. Max pain is the strike that minimizes the total payout to option holders at expiration. The call and put walls are the strikes carrying the largest call and put open interest across all expirations. Net gamma exposure (GEX) is measured from the dealer perspective. All statistics are derived from delayed OPRA options data.

Options trading involves significant risk, and losses can exceed your initial investment. Always consult a licensed financial professional before making investment decisions. OptiView does not provide financial advice; all figures on this page are descriptive statistics, not recommendations.