PAX Markets

Active · Co-located trading facility and matching engine on one chip.

Why it ranks

10signal of 100 · rising 6

A sum of public facts, not a judgement and not investment advice.

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Using our patented technology, PAX is building a new generation of exchange co-lo facilities that unite HFT with exchange.

One-linerOct 5, 2026

Rewrote its one-liner; it read "More 𝛼, less latency: exchange and HFT on one chip."

Which YC batch was PAX Markets in?

PAX Markets was in Y Combinator's Winter 2025 batch (W25).

Is PAX Markets still active?

Y Combinator lists PAX Markets as active.

Who founded PAX Markets?

PAX Markets's founders, as listed on its YC page: Pete Stevenson (Founder/CEO), Benjamin Kilimnik (Founder).

Where is PAX Markets based?

PAX Markets lists San Francisco, CA, USA as its location on YC's directory.