The smart money on MU

Every signal we track for MU in one place: which legendary investors hold it, which members of Congress traded it, insider open-market buys, and activist stakes. From public SEC and STOCK Act filings. Free — not investment advice.

5
Superinvestors
4
Congress trades
0
Insider buys
0
Activist stakes

Superinvestors · 5 of 15 hold it

Investor% of portfolioPositionLast quarter
Ken Griffin0.2%$1.6BADDED
Jim Simons' quant fund1.1%$731MTRIMMED
Ray Dalio2.2%$499MADDED
Philippe Laffont0.2%$56MNEW
Stanley Druckenmiller0.2%$7,905NEW

Congress · 4 disclosed trades

Trade dateMemberActionAmount
2026-07-10Hon. Dan Newhouse WA04BUY$1.001k–$15k
2026-05-21Hon. Josh Gottheimer NJ05BUY$1.001k–$15k
2026-03-25Hon. Gilbert Cisneros CA31BUY$1.001k–$15k
2026-03-24Hon. Dwight Evans PA03SELL$15.001k–$50k

Follow these investors free →See all Congress trades

13F is a quarterly snapshot (up to 45 days late); Congress and insider filings land within days. Public data, not investment advice.