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Challenge 01: Best Price Tracker

cycles/op (lower is better)

🏆 Malacarne

18

🥈 K. Reznik

19

🥉 Victor M.

19

Full Leaderboard

Challenge 02: Multi-Symbol Order Book

cycles/op (lower is better)

🏆 Hang

2148

🥈 Suhas

3464

🥉 bdcbqa

4404

Full Leaderboard

Challenge 03: Event Scheduler

cycles/op (lower is better)

🏆 Roman Sztergbaum

768

🥈 blumper

1348

🥉 bdcbqa

1364

Full Leaderboard

Challenge 04: Event Scheduler (No Cancel)

cycles/op (lower is better)

🏆 blumper

144

🥈 Roman Sztergbaum

268

🥉 Hang

1292

Full Leaderboard

Challenge 05: Ring Buffer

cycles/op (lower is better)

🏆 Panos

38

🥈 bdcbqa

284

🥉 Malacarne

294

Full Leaderboard

Challenge 06: Seqlock

cycles/op (lower is better)

🏆 frfx

40

🥈 Michael Ostapenko

42

🥉 blumper

46

Full Leaderboard

Challenge 07: String Map

cycles/op (lower is better)

🏆 blumper

24

🥈 Stefan

25

🥉 Sarthak Rout

26

Full Leaderboard

Challenge 08: Ticker Lookup

cycles/op (lower is better)

🏆 blumper

14

🥈 Malacarne

14

🥉 Michael Ostapenko

15

Full Leaderboard

Challenge 09: FIX Parser

cycles/KB (lower is better)

🏆 blumper

761

🥈 Malacarne

833

🥉 K. Reznik

1380

Full Leaderboard

Challenge 10: FIX Encoder

cycles/msg (lower is better)

🏆 blumper

107

🥈 Malacarne

247

🥉 Hang

276

Full Leaderboard

Challenge 11: Rolling Counter

cycles/op (lower is better)

🏆 blumper

37

🥈 Przemek S.

51

🥉 Malacarne

54

Full Leaderboard

Challenge 12: Feed Arbiter

cycles/op (lower is better)

🏆 blumper

18

🥈 Malacarne

23

🥉 Michael Ostapenko

24

Full Leaderboard

Challenge 13: Implied Book

cycles/op (lower is better)

🏆 blumper

92

🥈 Hang

189

🥉 Maggie

1033

Full Leaderboard

Challenge 15: Implied Volatility

cycles/op (lower is better)

🏆 bdcbqa

53

🥈 Malacarne

55

🥉 blumper

63

Full Leaderboard

Challenge 16: Monte Carlo Pricer

cycles/op (lower is better)

🏆 blumper

1513523

🥈 Malacarne

2082717

🥉 Hang

3949307

Full Leaderboard

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Articles

Latest Posts

Lock-Free Is a Lie (When You Don’t Count the Fences) Mar 29 glibc’s Cleanup Year: What Deleting 20 Years of Code Did for Performance Mar 25 Building HFT University: Week 1 Report Mar 23 C++26 Shipped a SIMD Library Nobody Asked For Mar 22 The Seqlock Shootout, Part 5: The Numbers That Matter Mar 19 The Seqlock Shootout, Part 4: Building the Arena Mar 17 The Seqlock Shootout, Part 3: A Tour of Modern Implementations Mar 15 The Seqlock Shootout, Part 2: The Elegant Hack From the Linux Kernel Mar 12 C++26 Safety Features Won’t Save You (And the Committee Knows It) Mar 10 The Seqlock Shootout, Part 1: When Readers-Writers Locks Aren’t Good Enough Mar 09

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