economy
Stocks making the biggest moves premarket: Lumentum, ServiceNow, Sandisk & more
These are the stocks posting the largest moves premarket.

TL;DR
- Lumentum Holdings shares rose 5% due to strong product bookings through 2027, linked to AI development.
- Coherent, another photonics company, also saw its shares increase.
- ServiceNow's stock fell 1.5% after a downgrade from buy to neutral by UBS, citing weakened confidence in its AI adaptation positioning.
- Palo Alto Networks and CrowdStrike rebounded over 2% after a previous decline.
- Sandisk and Western Digital saw price target increases from Mizuho, with Sandisk rising nearly 3%.
- Taiwan Semiconductor Manufacturing Co. reported record first-quarter revenue, up 35% year-over-year, leading to a 2.5% stock jump.
- CoreWeave shares rose more than 4.5% following a multi-year agreement with Anthropic to support its Claude model.