US margin debt jumps $26bn in September to $1.48 trillion, second-highest on record

US margin debt rose $26 billion in September to $1.48 trillion, the second-highest level on record. Margin debt has climbed $255 billion, or 21%, so far in 2026, and now equals a record 4.5% of GDP, surpassing the prior peak of 3.6%.

Detected & updated continuously · Source: Nebula