Best- and Worst-Performing Stocks

The Morningstar US Large-Mid Cap Index fell 0.85% in February. The index tracks the performance of the top 90% of the US investable universe by market cap, and each month, we screen it to find the best- and worst-performing companies. Data in this article is sourced from Morningstar Direct.

The Best-Performing Stocks of February 2026

1. Texas Pacific Land Trust TPL
2. Corning GLW
3. XPO XPO
4. Keysight Technologies KEYS
5. Ciena CIEN

The Worst-Performing Stocks of February 2026

1. Unity Software U
2. Atlassian TEAM
3. Flutter Entertainment FLUT
4. AST SpaceMobile ASTS
5. Zillow ZG

Metrics for the Best-Performing Stocks

Texas Pacific Land Trust

• Sector: Energy
• Industry: Oil & Gas E&P
• Economic Moat: Not Rated

Texas Pacific surged 50.50% in February, leaving it up 10.83% for the past year. The stock has a quantitative Morningstar Rating of 2 stars.

Corning

• Sector: Technology
• Industry: Electronic Components
• Economic Moat: Narrow

Corning climbed 45.92% in February, leaving shares up 204.41% for the past year. Corning has a Morningstar Rating of 1 star, trading at a 58% premium to its $95 per share fair value estimate.

XPO

• Sector: Industrials
• Industry: Trucking
• Economic Moat: None

XPO soared 42.10% in February, leaving the stock up 71.17% for the past year. The stock has a Morningstar Rating of 1 star and trades at an 86% premium to its fair value estimate of $113 per share.

Keysight Technologies

• Sector: Technology
• Industry: Scientific & Technical Instruments
• Economic Moat: Wide

Keysight surged 42.07% in February, leaving it up 92.65% for the past year. The stock has a Morningstar Rating of 1 star, trading at a 40% premium to its fair value estimate of $220 per share.

Ciena

• Sector: Technology
• Industry: Communication Equipment
• Economic Moat: None

Ciena rose 38.48% in February, leaving it up 338.23% for the past year. The stock has a Morningstar Rating of 1 star and trades at a 232% premium to its fair value estimate of $105 per share.

Metrics for the Worst-Performing Stocks

Unity Software

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

Unity plunged 37.35% in February, leaving the stock down 28.90% for the past year. Shares were 65.04% below their last high on Dec. 11, 2025. The stock has a quantitative Morningstar Rating of 3 stars.

Atlassian

• Sector: Technology
• Industry: Software - Application
• Economic Moat: Narrow

Atlassian sank 36.43% in February, leaving the stock down 73.57% for the past year. Shares were 74.61% lower than their last high on Feb. 27, 2025. The stock has a Morningstar Rating of 5 stars and trades at a 66% discount to its fair value estimate of $220 per share.

Flutter Entertainment

• Sector: Consumer Cyclical
• Industry: Gambling
• Economic Moat: Narrow

Flutter dove 35.73% in February, leaving shares down 62.17% for the past year. Stocks in the company were 66.16% below the last high on Aug. 7, 2025. Flutter has a Morningstar Rating of 5 stars, trading at a 62% discount to its $278 per share fair value estimate.

AST SpaceMobile

• Sector: Technology
• Industry: Communication Equipment
• Economic Moat: Not Rated

AST dropped 28.79% in February, but the stock is still up 192.11% for the past year. Shares were 39.03% lower than their last high on Jan. 30. The stock has a quantitative Morningstar Rating of 3 stars.

Zillow

• Sector: Communication Services
• Industry: Internet Content & Information
• Economic Moat: Not Rated

Zillow tumbled 28.02% in February, leaving shares down 39.78% for the past year. The stock was 50.34% below its last high on Sept. 17, 2025. Zillow has a quantitative Morningstar Rating of 5 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.