Seagate Technology TodaySTXSeagate Technology$196.81 +3.77 (+1.95%) 52-Week Range$63.19▼$199.24Dividend Yield1.46%P/E Ratio29.07Price Target$158.11Add to WatchlistWhat would be your first guess if you were told the S&P 500’s biggest gainer of the year was an artificial intelligence play? Before reading this headline, it would’ve likely been Palantir, NVIDIA, or maybe Broadcom.  And yes, all three of those stocks have produced stellar gains in 2025, but none can claim the top spot amongst the largest 500 co ...