Sandisk shares surge 322% in 2026 as earnings soar 1,287% ahead of key earnings week

Key facts

• Sandisk shares up 322% year-to-date and 3,006% over the past year.
• Fiscal 2025 earnings per share were $2.99; Zacks Consensus expects $41.50 for fiscal 2026, a 1,287% increase.
• Sandisk has beaten earnings estimates for four consecutive quarters.
• Forward P/E ratio stands at 25.8.
• Sandisk is one of five Magnificent 7 and AI infrastructure companies reporting earnings this week.
• A third of the S&earnings this week, including five of the seven Magnificent 7 stocks.
• Apple, another Mag 7 company, reports the day after Sandisk; CEO Tim Cook steps down in September.

A stock that defied gravity

Sandisk Corp. enters the busiest week of first-quarter earnings season as one of the most explosive performers on Wall Street. Shares of the memory-chip maker have surged 322% since the start of 2026, extending a 12-month rally that has produced a staggering 3,006% gain. quarterly results this week alongside a wave of S&P 500 heavyweights. A third of the index's constituents are scheduled to post earnings, including five of the seven so-called Magnificent 7 stocks that have dominated market attention.

Earnings growth that outpaces the rally

Sandisk's financial performance has kept pace with its share price ascent. The company earned just $2.99 per share in fiscal 2025. For the current fiscal year, the Zacks Consensus estimate calls for $41.50 per share — a gain of 1,287%. That trajectory places Sandisk among the fastest-growing earnings stories on the market. The company has beaten analyst expectations for four consecutive quarters, establishing a track record that investors will watch closely this week.

Valuation remains a talking point

Despite the rally, Sandisk trades at a forward price-to-earnings ratio of 25.8, a level that some analysts consider attractive given the earnings acceleration. The multiple is lower than that of Apple, which carries a forward P/E of 31.4 and whose shares have slipped 0.4% year-to-date. the day after Sandisk, adding to the intensity of the week. Apple's CEO Tim Cook is set to step down in September, a leadership transition that could temper the market's reaction to its earnings.

AI infrastructure stocks in focus

Sandisk is part of a broader cohort of AI revolution stocks — companies involved in chips and AI infrastructure — that have been red hot in 2026. this week, including MasTec, whose shares have risen 72.6% year-to-date and hit new all-time highs. MasTec trades at 45 times forward earnings. Agnico Eagle Mines, a gold producer benefiting from record gold prices, also reports this week. Its earnings are expected to jump 56.8% this year, and the stock is up 11.6% year-to-date.

The question that hangs over the week

The central question for Sandisk and its peers is whether earnings will propel shares to new highs or whether the market has already priced in the growth. Sandisk's 322% year-to-date gain suggests high expectations. Royal Caribbean Cruises, another company reporting this week, missed last quarter after 15 consecutive beats. Its shares are down 8.3% year-to-date despite an expected 10.9% earnings rise, trading at a forward P/E of 14.9.

A test of momentum

For Sandisk, this week's report will test whether the earnings trajectory can sustain the stock's parabolic rise. The company's forward P/E of 25.8 leaves room for further multiple expansion if the beat streak continues. But with the broader market absorbing a flood of earnings from the Magnificent 7 and AI infrastructure names, sentiment could shift quickly. The outcome will shape the narrative for the remainder of the earnings season.

The bottom line

• Sandisk's 322% year-to-date gain and 3,006% 12-month return make it one of Wall Street's hottest stocks.
• Earnings per share are expected to surge 1,287% in fiscal 2026, from $2.99 to $41.50.
• The company has beaten earnings estimates for four straight quarters.
• Forward P/E of 25.8 is lower than Apple's 31.4, despite Sandisk's faster growth.
• this week alongside other AI infrastructure and Magnificent 7 companies, making it a pivotal moment for market direction.
• Investors will watch whether earnings can justify the stock's rally or if expectations have run ahead of fundamentals.