M1 Finance Review 2026: Pies, Margin, Cash Drag
M1 Finance is brilliant in two narrow lanes and average at almost everything else. The Pie system genuinely automates buy-and-hold investing, and the margin rate at 5.65% is roughly half what Fidelity, Schwab, or ETrade will charge you. That is a real edge — one that compounds for portfolio-backed lenders into thousands of dollars a year. The rest of the platform is where the marketing brochure stops matching the numbers. The $3-a-month platform fee on accounts under $10,000 is a 3.6% annual drag on a $1,000 starter account — worse than most actively managed mutual funds. The High-Yield Cash Account pays 3.10% APY while a 3-month Treasury yields 3.69%** as of April 24, 2026 — a 59 basis-point gap that costs roughly $590 a year on $100,000 of idle cash. And the $100 outgoing transfer fee means M1 is the easiest broker to join and the most expensive to leave. Founded in 2015, headquartered in Chicago, SEC-registered, FINRA member, SIPC-insured: over 1 million users and $12 billion in client assets. None of that is at issue. The question is who M1 actually serves well in 2026 — and the honest answer is a smaller, wealthier slice of investors than the homepage implies. If you have $10,000 or more, want disciplined automation, and use margin, this review will tell you to sign up. If you don't, it'll tell you to keep looking.