Three of them have had bigger runs than Amazon over the past five years.
Mehrotra was the co-founder of SanDisk.
Housing, oil and other faves are enough to make me break into song.
Samsung's fourth-quarter comeback looks based on chips and displays sales, but intensifying competition raises sustainability questions.
After an August downgrade of Western Digital by Goldman Sachs, the stock caught an upgrade on Tuesday as shares have climbed over 50% since the original downgrade.