Active Trader Tools

SPX Gamma Active Trader Tools: GEX Trend Monitor

What is the SPX Gamma GEX Trend Monitor?

The GEX Trend Monitor is the primary trend-strength tool in the Active Trader Dashboard’s Trend layout. It displays GEX Trend Strength, or GTS, through time to help traders evaluate directional strength and whether that condition is building or fading.

What does GEX Trend Strength measure?

GTS is SPX Gamma’s measurement of the directional relationship between call and put gamma exposure. It converts that relationship into a single bullish or bearish strength reading. The direction identifies which side the measurement favors, while its magnitude describes the strength of that relationship.

How should traders interpret the GTS strength zones?

The zones describe the magnitude of GTS in either direction. Readings below .20 indicate limited directional strength. Magnitudes between .20 and .30 indicate developing strength, between .30 and .40 indicate more meaningful directional conditions, and above .40 indicate strong conditions. These are interpretation zones rather than standalone entry signals.

Why does the direction of change in GTS matter?

GTS strengthening away from zero can support the favored direction. An elevated reading moving back toward zero can indicate deteriorating strength, even while its magnitude remains substantial. Traders should examine the reading’s development alongside its current value.

What does the Call and Put GEX view show?

The Call and Put GEX view displays the underlying exposure readings behind GTS. It allows traders to inspect how that relationship is changing and better understand the movement in the combined strength reading.

How does the monitor fit into the Trend workflow?

Begin with the Market Intelligence assessment, then use the Flow Map to examine relevant activity and seller-defined levels. The GEX Trend Monitor adds strength context, while the Delta Flow Meter helps assess whether current directional option flow supports the same interpretation.

Does strong GTS always indicate an established Trend?

No. In an established Trend, sustained or strengthening GTS can support continuation. In a No Active Trend environment, an elevated reading may represent a temporary directional extension. The session’s broader assessment remains essential to interpreting the measurement.

How can support and resistance change the interpretation?

Strong directional readings can still encounter meaningful support or resistance. If price reaches a relevant level while GTS weakens and option flow becomes less supportive, traders should evaluate whether the move is beginning to exhaust. The reading should always be considered alongside price location and market structure.

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