10 Stocks With Surprising Gains. Time to Sell?

Ten stocks soared higher in just the past five trading days of the week, despite an overall market pessimism that saw Wall Street’s main indices on a bloodbath, dragged by the United States’ new round of tariffs against all trading partners.

In this article, we highlight the names of the 10 companies that stood stronger last week and break down the reasons behind their gains.

To compile the list, we focused on stocks with more than $2 billion in capitalization and 5 million shares in trading volume. The stocks were chosen based on their price differences between last Friday, August 1, and the Friday before, or last July 25.

A trader cheers his market gains. Photo by Tima Miroshnichenko on Pexels

10. Carvana Co. (NYSE:CVNA)

Shares of Carvana Co. jumped by 10.74 percent week-on-week to hit a new all-time high after boasting a strong earnings performance in the second quarter of the year, thanks to auto tariffs on new vehicles that shifted consumer demand to used cars.

On Thursday, Carvana Co. (NYSE:CVNA) said net income during the period climbed by 542 percent to $308 million from $48 million in the same period last year, while total revenues increased by 42 percent to $4.84 billion from $3.41 billion. This followed 143,280 units sold during the period, or a 41 percent jump year-on-year.

Last week also saw the company propelled to a new all-time high of $413.33, before paring gains to end Friday’s trading at $367.78.

Despite the strong performance, the company posted a more conservative outlook for the third quarter, saying that “as long as the environment remains stable,” it would expect a sequential increase in retail units sold, with adjusted EBITDA range of $2 billion to $2.2 billion for full-year 2025, versus $1.38 billion last year.

9. Western Digital Corporation (NASDAQ:WDC)

Western Digital saw its share prices jump by 11.23 percent week-on-week as investors cheered its strong earnings performance in the fourth quarter of fiscal year 2025.

In an updated report, the company said it swung to a net income attributable to shareholders of $243 million from a $256 million net loss in the same period last year, as revenues grew by 30 percent to $2.6 billion from $2 billion year-on-year.

For the full fiscal year, Western Digital Corporation (NASDAQ:WDC) registered an attributable net income of $1.6 billion, reversing an $819-million net loss a year ago. Net revenues amounted to $9.5 billion, marking a 50.8-percent jump from the $6.3 billion year-on-year.

“Western Digital executed well in its fiscal fourth quarter, achieving revenue and gross margin above the high end of our guidance range while delivering strong free cash flow,” said CEO Irving Tan.

For full fiscal year 2026, Western Digital Corporation (NASDAQ:WDC) expects revenues to settle between $2.6 billion to $2.8 billion with gross margin between 41 and 42 percent.

It also declared a cash dividend amounting to $0.10 to all common shareholders as of September 4 record. The dividends will be paid on September 18, 2025.