Visualise Every Greek Across the Entire Surface
Greeks Heatmap
See where convexity, decay and volatility sensitivity concentrate across the entire option surface. Toggle between 2D heatmap, 3D surface and line charts for 7 different Greeks.
No account needed to look at it on AAPL. Live market data on every plan, and you can cancel any time.
The screen
What the module
actually shows.
A real capture, not a mockup. Click it to enlarge, then open the same screen live on AAPL.
ApexVol Terminal
Options analytics, live.
Chains, IV rank, expected move and dealer positioning for 5,500+ US stocks and ETFs.
Free on AAPL, no account. Trial: no charge if you cancel before it ends.
What is Greeks Heatmap?
Greeks Heatmap The Greeks Heatmap is a colour-coded visualisation of options Greeks (Delta, Gamma, Theta, Vega, Vanna, Charm, Rho) plotted across strikes and expirations, revealing where risk concentrates.
Switch between calls, puts or net (calls minus puts) exposure, and toggle the x-axis between absolute strikes and moneyness percentage.
ApexVol Terminal
Options analytics, live.
Chains, IV rank, expected move and dealer positioning for 5,500+ US stocks and ETFs.
- Live chains and Greeks
- IV rank and percentile
- Expected move and GEX
- Screener and strategy P&L
Free on AAPL, no account. Trial: no charge if you cancel before it ends.
Inside the module
Every panel,
and its job.
What the screen opens with, part by part.
7 Greek Types
Delta, Gamma, Theta, Vega, Vanna, Charm and Rho — all on one screen
3 Visualisation Modes
2D colour heatmap, interactive 3D surface (Plotly), and multi-line chart
Change Comparison
See how Greeks shifted from the previous trading day
Click-to-Detail
Tap any cell for full strike breakdown including bid/ask and IV
Why it matters
What this buys you
on the desk.
How traders read Greeks Heatmap when they are looking for an edge worth taking.
Find the Gamma Cliff
The heatmap instantly reveals where gamma peaks — the strikes where small price moves trigger outsized delta changes. Essential for knowing where dealer hedging activity will amplify or dampen moves.
Identify Theta Decay Hotspots
See at a glance which strikes and expirations carry the heaviest time decay. Income traders can target the darkest theta cells for maximum premium capture.
Track Overnight Greek Shifts
The change-from-yesterday view shows exactly how Greeks moved overnight. Catch position drift, gamma expansion near expiry, and vanna effects from IV shifts before the market opens.
Spot Vanna and Charm Effects
Higher-order Greeks like Vanna (delta sensitivity to IV) and Charm (delta decay over time) are invisible in a standard chain. The heatmap makes them visible and actionable.
How it works
From a ticker
to a decision.
The order the screen expects you to work in.
-
Select a Greek
Choose from Delta, Gamma, Theta, Vega, Vanna, Charm or Rho
-
Choose Your View
Toggle between 2D heatmap, 3D surface or line chart
-
Filter the Surface
Narrow by calls/puts/net, adjust strike range, and toggle moneyness view
-
Drill Into Detail
Click any cell to see the full strike breakdown with bid/ask and IV
Use cases
When you would
reach for it.
- Gamma Scalping
- Find the strikes with peak gamma to identify optimal scalping zones where small price moves create large delta changes.
- Premium Selling
- Target the deepest theta cells across the surface to maximise time decay income on credit spreads and iron condors.
- Hedging Analysis
- Use the net Greeks view (calls minus puts) to see aggregate dealer exposure and identify where hedging pressure concentrates.
- Overnight Risk Check
- Compare today's Greeks to yesterday's to catch position drift and prepare for the open.
Questions
What people ask
about this screen.
What Greeks can I visualise?
Seven types: Delta, Gamma, Theta, Vega, Vanna, Charm and Rho. All are available in 2D heatmap, 3D surface and line chart views.
Can I compare Greeks to the previous day?
Yes. The Change view shows the difference between today's Greeks and yesterday's values, highlighting overnight shifts in exposure.
What does the Net toggle do?
Net shows calls minus puts for the selected Greek, revealing the aggregate directional exposure at each strike — useful for understanding dealer positioning.
Keep reading
What traders open
next to this.
Read next
Run it, do not just read it
You have read the screen.
Now run it.
Greeks Heatmap is one pane of the Terminal, and it opens on AAPL without an account. Every plan points the same module at the other 5,500 tickers.
Real market data, not a sandbox. Open Greeks Heatmap on AAPL.