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.

3
Superinvestors
7
Congress trades
0
Insider buys
0
Activist stakes

Superinvestors · 3 of 15 hold it

Investor% of portfolioPositionLast quarter
Philippe Laffont7.5%$3.6BADDED
Jim Simons' quant fund0.3%$244MTRIMMED
Ray Dalio0.6%$135MTRIMMED

Congress · 7 disclosed trades

Trade dateMemberActionAmount
2026-07-10Hon. Dan Newhouse WA04BUY$1.001k–$15k
2026-06-25Hon. Michael Rulli OH06BUY$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
2026-02-24Hon. Gilbert Cisneros CA31BUY$1.001k–$15k
2026-02-03Cleo Fields LA06BUY$100.001k–$250k

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.