Morningstar

Best- and Worst-Performing Stocks of 2025

Micron Technology and Newmont rank among the best stocks in 2025, while the worst include Strategy and Fiserv.

Facade of building with logo for Micron in the Silicon Valley.
Smith Collection/Gado via Getty
Securities in This Article
Western Digital Corp
(WDC)
Strategy Inc Class A
(MSTR)
Fiserv Inc
(FISV)
Micron Technology Inc
(MU)
Robinhood Markets Inc Class A
(HOOD)

The Morningstar US Large-Mid Cap Index rose 17.71% in 2025. The large-mid index tracks the performance of the top 90% of the US investable universe by market cap, and each year we screen from among the stocks in this index to find the best- and worst-performing companies. Data in this article is sourced from Morningstar Direct.

The Best-Performing Stocks of 2025

  1. Western Digital WDC
  2. Micron Technology MU
  3. Seagate Technology STX
  4. Robinhood HOOD
  5. Newmont NEM

The Worst-Performing Stocks of 2025

  1. The Trade Desk TTD
  2. Fiserv FISV
  3. Deckers Outdoor DECK
  4. Gartner IT
  5. Strategy MSTR

Metrics for the Best-Performing Stocks

Western Digital

  • Sector: Technology
  • Industry: Computer Hardware
  • Economic Moat: None

Western Digital rose 5.56% in December, leaving the stock up 306.42% for the past year. The company’s stock has a Morningstar Rating of 3 stars, trading near its fair value estimate of $165.00.

Micron Technology

  • Sector: Technology
  • Industry: Semiconductors
  • Economic Moat: None

Micron Technology climbed 20.74% in December, leaving the stock up 240.24% for the past year. The company’s stock has a Morningstar Rating of 2 stars and trades at a 27% premium to the fair value estimate of $225.00.

Seagate Technology

  • Sector: Technology
  • Industry: Computer Hardware
  • Economic Moat: None

Seagate Technology fell 0.21% in December, while shares were still up 225.15% for the past year. Shares were 10.86% below their last high on Dec. 11, 2025. The company’s stock has a Morningstar Rating of 3 stars, trading at a 10% premium to its fair value estimate of $250.00.

Robinhood

  • Sector: Financial Services
  • Industry: Capital Markets
  • Economic Moat: Not Rated

Robinhood dropped 11.98% in December; however, shares were still up 203.54% for the past year. Shares were 26.49% lower than their last high on Oct. 6, 2025. The company’s stock has a quantitative Morningstar Rating of 2 stars.

Newmont

  • Sector: Basic Materials
  • Industry: Gold
  • Economic Moat: None

Newmont jumped 10.05% in December, leaving the stock up 172.78% for the past year. The company’s stock has a Morningstar Rating of 1 stars, trading at a 61% premium to its fair value estimate of $62.00.

Metrics for the Worst-Performing Stocks

The Trade Desk

  • Sector: Communication Services
  • Industry: Advertising Agencies
  • Economic Moat: Narrow

The Trade Desk fell 4.04% in December, leaving the stock down 67.70% for the past year. Shares were 70.25% below their last high on Jan. 6, 2025. The company’s stock has a Morningstar Rating of 4 stars, trading at a 37% discount to its fair value estimate of $60.00.

Fiserv

  • Sector: Technology
  • Industry: Information Technology Services
  • Economic Moat: Narrow

Fiserv gained 9.27% in December, but over the past year, shares were down 67.30%. Stocks in the company were 71.85% below the last high on March 3, 2025. Fiserv has a Morningstar Rating of 5 stars, with its stock trading at a 47% discount to the $126.00 fair value estimate.

Deckers Outdoor

  • Sector: Consumer Cyclical
  • Industry: Footwear & Accessories
  • Economic Moat: Narrow

Deckers Outdoor jumped 17.77% in December but was still down 48.95% over the past year. Shares were 53.71% below their last high on Jan. 30, 2025. The company’s stock has a Morningstar Rating of 4 stars, trading at a 15% discount to its fair value estimate of $122.00.

Gartner

  • Sector: Technology
  • Industry: Information Technology Services
  • Economic Moat: Not Rated

Gartner increased 8.40% in December but was down 47.93% over the past year. Shares were 56.80% lower than their last high on Feb. 4, 2025. The company’s stock has a quantitative Morningstar Rating of 3 stars.

Strategy

  • Sector: Technology
  • Industry: Software - Application
  • Economic Moat: Not Rated

Strategy slid 14.24% in December, leaving the stock down 47.53% for the past year. Shares were 66.77% below their last high on July 16, 2025. The company’s stock has a quantitative Morningstar Rating of 3 stars.

Companies that are not formally covered by a Morningstar analyst are statistically matched to analyst-rated companies, allowing our models to calculate a quantitative star rating.

This article was generated with the help of automation and reviewed by Morningstar editors. Learn more about Morningstar’s use of automation.

The author or authors do not own shares in any securities mentioned in this article. Find out about Morningstar’s editorial policies.

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