Seagate Stock (STX) Jumps as AI Storage Demand Drives Earnings
Seagate just reminded the market that AI is not only about GPUs. It is about where all that data actually lives once the models stop training and the logs start piling up. Spoiler: a lot of it lands on hard drives.
After the company posted a strong fiscal Q4, the stock popped in after-hours trading. The numbers were meaty, the outlook topped what many expected, and management leaned into the AI storage story in a way that felt tangible, not theoretical.
If you are trying to make sense of why a 45-year-old storage name is suddenly back in the conversation, it comes down to cost per terabyte, exabyte-scale buildouts, and an execution story around new drive tech that could stretch capacity without wrecking power or cost.
Point Details Headline results Fiscal Q4 2026 revenue of $3.629B and non-GAAP diluted EPS of $5.71 Seagate Technology (Investor Relations press release). Guidance points up Q1 FY2027 outlook calls for ~$4.10B revenue (± $100M) and EPS of $7.30 (± $0.20) Seagate Technology (Investor Relations press release). AI storage tailwind Management cited robust cloud and data center demand and said AI is accelerating data generation, underscoring long-run mass capacity needs and Mozaic/HAMR positioning Seagate Technology (Investor Relations press release; CEO Dave Mosley quote). Cash discipline $1.118B in free cash flow, $302M of debt retired, and $283M returned to shareholders in Q4 Seagate Technology (Investor Relations press release). Market reaction Shares rose roughly 6% after-hours on July 28, 2026 as results hit the tape Techmeme; Wells Fargo had upgraded to Overweight on July 10 Benzinga.
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