The QUBT Quandry

Quantum Computing Inc. (NASDAQ: QUBT) has soared to a $2.5 billion market cap on the promise of “revolutionary” quantum breakthroughs. A closer look suggests that its technology may be little more than smoke and mirrors. In this report, I unpack how QUBT’s claims diverge from reality and why investors may be badly mispricing the stock.

January 2025 Jane Street Puzzle

Jane Street is a quantitative trading firm that puts out monthly puzzles. Last month, I took a stab at their monthly puzzle, and share my solution in this post.