Press Releases May 8, 2026 08:00 PM

Lumentum Holdings Inc. to Join the Nasdaq-100 Index® Beginning May 18, 2026

Lumentum Holdings Inc. to be Added to the Nasdaq-100 Index Effective May 18, 2026

By Nina Shah
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Lumentum Holdings Inc. will join the Nasdaq-100 Index, replacing CoStar Group, Inc. This inclusion reflects Lumentum's status as one of the largest non-financial companies listed on Nasdaq, tracked by numerous investment products.

Lumentum Holdings Inc. to Join the Nasdaq-100 Index® Beginning  May 18, 2026
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Key Points

  • Lumentum Holdings Inc. will be added to the Nasdaq-100 Index on May 18, 2026.
  • The Nasdaq-100 Index tracks 100 largest Nasdaq-listed non-financial companies and is followed by over 200 investment products with $600 billion assets under management.
  • This change reflects Lumentum’s growth and increased prominence in technology markets.

NEW YORK, May 08, 2026 (GLOBE NEWSWIRE) -- Nasdaq (Nasdaq: NDAQ) today announced that Lumentum Holdings Inc. (Nasdaq: LITE) will become a component of the Nasdaq-100 Index® replacing CoStar Group, Inc. (Nasdaq: CSGP) prior to market open on Monday, May 18, 2026.

For additional information, including notifications on changes to any Nasdaq Indexes, please go to https://indexes.nasdaq.com/

About Nasdaq Global Indexes
Nasdaq Global Indexes is one of the world's leading index providers, offering a comprehensive suite of rules-based benchmarks and indexes. The Nasdaq-100 Index® — which measures the performance of 100 of the largest Nasdaq-listed non-financial companies — is tracked by more than 200 investment products with over $600 billion in assets under management globally. Nasdaq Global Indexes publishes and maintains more than 35,000 indexes across asset classes and geographies.

About Nasdaq
Nasdaq (Nasdaq: NDAQ) is a global technology company serving the capital markets and other industries. Our diverse offering of data, analytics, software, and services enables clients to optimize and execute their business vision with confidence. To learn more about the company, technology solutions, and career opportunities, visit us on LinkedIn, on X @Nasdaq, or at www.nasdaq.com.

The information contained above is provided for informational and educational purposes only, and nothing contained herein should be construed as investment advice, either on behalf of a particular financial product or an overall investment strategy. Neither Nasdaq, Inc. nor any of its affiliates makes any recommendation to buy or sell any financial product or any representation about the financial condition of any company or fund. Statements regarding Nasdaq’s proprietary indexes are not guarantees of future performance. Actual results may differ materially from those expressed or implied. Past performance is not indicative of future results. Investors should undertake their own due diligence and carefully evaluate companies before investing. ADVICE FROM A SECURITIES PROFESSIONAL IS STRONGLY ADVISED.

Media Contact:
Maximilian Leitenberger
Maximilian.leitenberger@nasdaq.com

Issuer & Investor Contact:
Index Client Services, Nasdaq
Indexservices@nasdaq.com

-NDAQG-


Risks

  • Index inclusion does not guarantee stock price appreciation; market conditions may affect performance.
  • Potential volatility around the time of index change as institutional investors adjust portfolios.
  • Broader technology sector fluctuations can impact Lumentum’s stock performance.

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