---
title: "Workday, Lucid, SiTime, Tower Semiconductor, Fluence, Vital Farms, Generac, Arm Holdings and Vicor Move Midday"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/299352719.md"
description: "Midday market movers include Workday (+5%) on private buyout financing efforts, Lucid (+9%) after restructuring completion, and SiTime (+10%) on Morgan Stanley coverage. Tower Semiconductor rose 9% on an AI infrastructure deal with New Photonics, while Fluence Energy fell 14% due to lowered guidance. Vital Farms climbed 9% exploring strategic alternatives. Generac surged 19% on a $2.4 billion Amazon supply deal, and Vicor jumped 15% after licensing AI modules. Arm Holdings CEO expressed confidence in meeting data center chip demand."
datetime: "2026-09-17T17:32:01.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/299352719.md)
  - [en](https://longbridge.com/en/news/299352719.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/299352719.md)
generator: "portal-rs"
---

# Workday, Lucid, SiTime, Tower Semiconductor, Fluence, Vital Farms, Generac, Arm Holdings and Vicor Move Midday

According to CNBC, Workday rose 5% as efforts to secure financing for a bid to take the cloud-based human resources software platform private continued, citing unidentified sources. Lucid Group added almost 9% after its chief executive told Bloomberg that restructuring work with advisors had ended, while SiTime rallied almost 10% after Morgan Stanley started coverage with an overweight rating and a $730 price target. Tower Semiconductor gained almost 9% after agreeing with privately held New Photonics to a high-volume shipment of laser-integrated optical engines for AI infrastructure, and Fluence Energy fell 14% after cutting full-year guidance to $2.4 billion in revenue for 2026 and a loss of $200 million before interest, taxes, depreciation and amortization. Vital Farms climbed 9% after Axios said it is exploring strategic alternatives, including privatization. Generac soared 19% after striking a deal with Amazon to supply backup power generators for its data centers, with initial deliveries expected to total $2.4 billion between 2027 and 2028 and Amazon granted the right to buy up to $340 million of Generac stock. Amazon shares rose 1.3%. Arm Holdings CEO Rene Haas said he is increasingly confident the company can meet demand for its new data center chip, and Vicor surged 15% after granting a non-exclusive license to an AI OEM for its Vertical Power Delivery modules.

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## Related News & Research

- [Arm CEO says he's more confident its new AI chip can meet a loftier $2B revenue goal](https://longbridge.com/en/news/299242710.md)
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- [Why Generac stock soared today](https://longbridge.com/en/news/299377365.md)
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---
> **Disclaimer: This article is for reference only and does not constitute any investment advice.**