Real-Time Insider Buying Activity & Signals

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Michael Burry, who has disclosed a new position in copper miner Ero Copper

Michael Burry Goes Long Copper With a New Stake in Ero Copper

The Big Short investor says he is ignoring the AI "woo-hoos" and has taken a mid-sized position in a Brazilian copper miner up more than 110% in a year. Form 4 filings reviewed by InsiderBuying.com show no insider has bought a share on the open market at any of his US-listed picks.

Insider Buying Editorial Team · 6h ago

Steve Eisman holding a phone on a rooftop above a city skyline

MARKET MOVER

Steve Eisman Says AI Doom Warnings Are About Building Moats

Insider Buying Editorial Team · 1d ago

Two blue bottles of Men's Rogaine shampoo and conditioner

MARKET MOVER

Hair-Loss Drug Stocks Are Wall Street's Next Bet After GLP-1

Insider Buying Editorial Team · 1d ago

Donald Trump and Mette Frederiksen in front of Nuuk, Greenland

MARKET MOVER

U.S. and Denmark Reach Deal on Greenland After Trump Threats

Insider Buying Editorial Team · 3d ago

The New York Stock Exchange building draped in the American flag

MARKET MOVER

U.S. Stocks Will Trade 23 Hours a Day From December 6

Insider Buying Editorial Team · 4d ago

Insider buying vs selling — September 2026

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16% buying84% selling

$ Bought: $1.10B(1,010 txns)

$ Sold: $5.66B(4,498 txns)

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MARKET MOVER· WCMLF

Gina Rinehart Puts A$8.8 Million Into Canadian Copper Stock

Hancock Prospecting will pay A$8.8 million for 13.5% of White Cliff Minerals, where John Hancock is a director and, until now, the largest shareholder.

Insider Buying Editorial Team·Sep 15, 2026

INSIDER ALERT· UBER

The Week's Two Biggest Insider Buys Were Not Buys at All

347 purchase filings and $152 million on the Form 4 tape for September 10th to 17th. Remove a debt swap, a trust transfer and ETF units, and it is $84 million.

Insider Buying Editorial Team·Sep 18, 2026