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The Lab: a backtester that is allowed to say "no"

gex.live has two halves. The terminal measures where SPX options dealers are positioned, every second, from the tape. The Lab is the half that asks the uncomfortable question: does any of that predict…

  • The Lab is an online platform for testing trading rules against market data.
  • Users create rules in plain text, which are compiled into executable rules.
  • The platform offers a feed of untested rule ideas for users to test for a fee.

LAB now ships a free Idea Feed: rule-shaped trading ideas, deliberately untested

A small release, not a launch. The LAB tab on gex.live has a new rightmost rail called IDEA FEED . It is a stream of short, rule-shaped trading ideas about SPX dealer positioning — "fade the first…

  • LAB adds free Idea Feed to gex.live
  • Ideas are rule-shaped, untested trading concepts
  • Daily scanner collects SPX dealer positioning insights

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