fundraise receipt · hardware
frontrun flagged MatX 183 days before its $500M round
tl;dr: MatX announced $500M on Aug 27, 2026, led by @leopoldasch and Jane Street. frontrun flagged the company on Feb 25, 2026, when it had 4,498 followers, 183 days before the announcement.
what MatX raised
MatX (@matxcomputing · matx.com) announced $500M on Aug 27, 2026, led by @leopoldasch and Jane Street, with participation from Situational Awareness LP, Spark Capital, Nat Friedman and Daniel Gross's fund, Triatomic Capital. verified against matx.com.
High-throughput chips for LLMs.
how we knew 183 days early
frontrun watches the follow graphs of 2,000+ tracked venture investors on X. on Feb 25, 2026, tracked investors began following MatX, which had 4,498 followers at the time. that convergence was logged that day. the round landed 183 days later.
10 tracked investors follow MatX today, and the account has grown to 4,498 followers. that count is public. which investors they are, and the day each one followed, is what the product shows.
MatX already raised. see the companies getting the same investor convergence right now, before their round. start a 7-day free trial →
other rounds we called early
Starcloud $250M (184d early) · Sapiom $35M (180d early) · Moku $5.3M (191d early) · Preview $12M (175d early) · Glint $580K (172d early)
data updated Sep 9, 2026 · MatX signal page · every round we called early · trending this week