GNMX Open Interest

GNMX has 56 call contracts and 15 put contracts open across all listed expirations — a put/call open interest ratio of 0.27. Open interest counts the contracts currently outstanding at each strike. This page shows where GNMX positioning concentrates, which strikes act as walls, and how the totals have trended over the past year.

Data as of Oct 9, 2026, 3:55 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.

Last close
$37.50
52-week range
$26.89 – $39.14
ATM IV (30d)
27.2%
IV rank
62 / 100
Moderate
Expected move
±$1.41 (±3.8%)
Put/call OI
0.27
Call-heavy
Max pain
$37
↓ 1.3% below close

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GNMX Open Interest by Strike

017.735.353SpotMax painCall wallPut wall36373839

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

Total call open interest56
Total put open interest15
Put/call OI ratio0.27
Open interest rank (31 day)88 / 100
Call wall (largest call OI)$37
Put wall (largest put OI)$37
Top volume strike$37
Volume / OI ratio0.05

GNMX Open Interest Trend

015.731.44762.7Call OIPut OIAug '26Sep '26Oct '26

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

0.000.280.550.831.10Aug '26Sep '26Oct '26

GNMX put/call open interest ratio, past year.

A put/call open interest ratio of 0.27 means meaningfully more calls than puts are outstanding — a call-heavy, typically bullish positioning profile. In total, 56 call contracts and 15 put contracts are open across all listed expirations. The put/call OI ratio has fallen from 1.00 in Aug '26 to 0.27 today.

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GNMX Options FAQ

What is GNMX's put/call ratio?

GNMX's put/call open interest ratio is 0.27 as of Oct 9, 2026, with 15 put contracts and 56 call contracts outstanding.

Which GNMX strikes have the highest open interest?

As of Oct 9, 2026, the largest call open interest sits at $37 (the call wall) and the largest put open interest sits at $37 (the put wall). Strikes with heavy open interest often act as reference levels because a lot of hedging activity is anchored to them.

Is GNMX open interest unusually high right now?

GNMX's total open interest ranks 88 out of 100 versus the past 31 trading days as of Oct 9, 2026 — toward the top of its recent range, so positioning is unusually heavy.

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.