Print desk·2026-07-19·.md
Jane Street vs Citadel: different books, same decade
Trading P&L. There is no SaaS attach. The desk is the product. Multi-strat trading P&L. Fees on outside capital. The pod is the unit.
Jane Street leads on Trading P&L (100%). Citadel leads on Trading P&L (85%). The seat follows the slice that pays.
The mix
Hover a slice
- Trading P&L100%85%
- Mgmt / other—15%
- Jane StreetCitadel
Trading P&L. There is no SaaS attach. The desk is the product.
Pays: Markets. Other desks. Nobody 'subscribes.'
Builds: QR, QT, and SWE on the same floor. The book is the firm.
Multi-strat trading P&L. Fees on outside capital. The pod is the unit.
Pays: Allocators. Markets.
Builds: PMs, QR, and the platform SWE who keep the pods fast.
The seat
Do not treat Jane Street and Citadel as one market. QR, QT, and SWE on the same floor. The book is the firm. That is not PMs, QR, and the platform SWE who keep the pods fast. Name the book before the interview.