Quant trading firm + ETF market maker. Strong in fixed income + crypto. Known for OCaml-based codebase + extreme math hiring bar. Famous for SBF / Caroline Ellison / Sam Trabucco alumni in crypto.
We have not ingested a 13F for Jane Street Capital yet, so there is nothing to show below — this page states that rather than estimating a portfolio. 13F filings land 45 days after each quarter end; check back after the next filing window, or browse the filers we do hold data for on the portfolio tracker.
Compare this book against the other 72 filers, screen for consensus positions, and follow quarterly moves as they land.
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