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Feb 17, 2026 8:00 PM

David Tepper's Appaloosa Ups Micron Stake By 250%, Trims Nvidia And Amazon

Billionaire David Tepper, founder of Appaloosa Management, aggressively took profits on Chinese tech and some Mag 7 mainstays while doubling down on a recovery play in the semiconductor sector.

MU stock is moving. See the chart and price action here. 

The Big Bet on Micron

Tepper's Appaloosa turned red-hot for Micron Technology, Inc. (NASDAQ:MU). The filing reveals a staggering 250% increase in Micron shares, with Appaloosa adding exactly 1,000,000 shares during the quarter. 

The fund's total position in Micron is now 1.5 million shares, valued at over $428 million.

Tepper appears to be ...