---
title: "Top 5 US Stock Gainers/Losers (>100B) (8.19)"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/296405277.md"
description: "Merck(MRK) rose 12.6%, with a trading turnover 4.9 Billion USD, and a year-to-date rose 46.7%. Agnico Eagle Mines(AEM) rose 11.12%, with a trading turnover 1.1 Billion USD, and a year-to-date rose 23%. Seagate Tech(STX) fell 7.87%, with a trading turnover 5.0 Billion USD, and a year-to-date rose 202.5%. Western Digital(WDC) fell 6.87%, with a trading turnover 3.3 Billion USD, and a year-to-date rose 168.4%."
datetime: "2026-08-19T22:01:01.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/296405277.md)
  - [en](https://longbridge.com/en/news/296405277.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/296405277.md)
generator: "portal-rs"
---

# Top 5 US Stock Gainers/Losers (>100B) (8.19)

NASDAQ Composite Index has rose 0.16%, with a year-to-date rose 13.3%; S&P 500 has rose 0.21%, with a year-to-date rose 12.6%; Dow Jones Industrial Average has rose 0.22%, with a year-to-date rose 11.2%.

Merck(MRK) rose 12.6%, with a trading turnover 4.9 Billion USD, and a year-to-date rose 46.7%.

Agnico Eagle Mines(AEM) rose 11.12%, with a trading turnover 1.1 Billion USD, and a year-to-date rose 23%.

Seagate Tech(STX) fell 7.87%, with a trading turnover 5.0 Billion USD, and a year-to-date rose 202.5%.

Western Digital(WDC) fell 6.87%, with a trading turnover 3.3 Billion USD, and a year-to-date rose 168.4%.

### Related Stocks

- [MRK.US](https://longbridge.com/en/quote/MRK.US.md)
- [AEM.US](https://longbridge.com/en/quote/AEM.US.md)
- [MRVL.US](https://longbridge.com/en/quote/MRVL.US.md)
- [NEM.US](https://longbridge.com/en/quote/NEM.US.md)
- [NOW.US](https://longbridge.com/en/quote/NOW.US.md)
- [STX.US](https://longbridge.com/en/quote/STX.US.md)
- [WDC.US](https://longbridge.com/en/quote/WDC.US.md)
- [DELL.US](https://longbridge.com/en/quote/DELL.US.md)
- [LRCX.US](https://longbridge.com/en/quote/LRCX.US.md)
- [CRWD.US](https://longbridge.com/en/quote/CRWD.US.md)

## Related News & Research

- [Huge Unusual Put Options Volume in Merck - Is MRK Stock Overvalued?](https://longbridge.com/en/news/296385371.md)
- [Key facts: Merck (MRK) up on vaccine; policy may hit M-M-R II, ProQuad](https://longbridge.com/en/news/296749142.md)
- [KBC Group NV Sells 86,325 Shares of Merck & Co., Inc. $MRK](https://longbridge.com/en/news/296697070.md)
- [Merck & Co., Inc. $MRK Shares Purchased by Russell Investments Group Ltd.](https://longbridge.com/en/news/296761195.md)
- [Agnico Eagle Mines (AEM) Stock Looks Overvalued After Its 377% Run](https://longbridge.com/en/news/296924534.md)

---
> **Disclaimer: This article is for reference only and does not constitute any investment advice.**