Seagate stock price drops nearly 9% after-hours as STX cools off — what traders watch next
New York, Jan 30, 2026, 17:32 EST — After-hours
Seagate Technology Holdings shares fell $38.87, or 8.7%, to $407.69 in after-hours trading on Friday, in electronic trading that continues after the U.S. market close. The stock ranged from $397.34 to $462.98 during the session.
The late-day slide matters because Seagate has become a proxy for how hard investors are leaning into data-center spending tied to artificial intelligence, the tech that powers tools such as chatbots. When these trades wobble, they tend to do it fast.
That shift was in focus again on Friday after the company filed a quarterly report on Form 10‑Q with the U.S. Securities and Exchange Commission, signed by Chief Financial Officer Gianluca…
