---
title: "Social Buzz: Wallstreetbets Stocks Mixed Pre-Bell Wednesday; Micron Technology to Advance, ServiceNow to Decline"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/287051427.md"
description: "Ahead of Wednesday's market open, stocks discussed on Wallstreetbets showed mixed results. Micron Technology rose 4%, Advanced Micro Devices increased 2.4%, and Sandisk was up 2.2%. Nvidia and Tesla also saw gains of 1.8% and 1.1%, respectively. In contrast, ServiceNow declined by 1.5%, Rocket Lab fell 0.8%, and Microsoft was down 0.4%."
datetime: "2026-05-20T10:33:00.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/287051427.md)
  - [en](https://longbridge.com/en/news/287051427.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/287051427.md)
---

# Social Buzz: Wallstreetbets Stocks Mixed Pre-Bell Wednesday; Micron Technology to Advance, ServiceNow to Decline

06:33 AM EDT, 05/20/2026 (MT Newswires) -- The most-talked-about stocks in the Reddit subforum Wallstreetbets were mixed hours before Wednesday's opening bell.

Micron Technology ( MU ) rose by 4% premarket, following a 2.5% increase from the previous session.

Advanced Micro Devices ( AMD ) was 2.4% higher in pre-bell activity, offsetting a 1.7% decline from Tuesday's session.

Sandisk ( SNDK ) was up 2.2% in premarket hours, after a 3.8% increase at Tuesday's close.

Nvidia ( NVDA ) was up 1.8% hours before market open, reversing a 0.8% decline at Tuesday's close.

Tesla (TSLA) was 1.1% higher premarket, swinging from a 1.4% decline at Tuesday's close.

ServiceNow ( NOW ) declined by 1.5% pre-bell, following a 1.5% fall from the previous session.

Rocket Lab ( RKLB ) fell by 0.8% in pre-bell activity, after closing Tuesday with a 2.9% decline.

Microsoft ( MSFT ) was down 0.4% in premarket hours, after a 1.4% decline from Tuesday's session.

MT Newswires does not provide investment advice. Unauthorized reproduction is strictly prohibited.

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