Vertiv Holdings, Lumentum Holdings, Coherent, and EchoStar Set to Join S&P 500; Others to Join S&P 100, S&P MidCap 400, and S&P SmallCap 600
MWN-AI** Summary
S&P Dow Jones Indices has announced significant changes to its major stock indices, set to take effect before the market opens on March 23, 2026. This reshuffling will see Vertiv Holdings, Lumentum Holdings, Coherent, and EchoStar being added to the S&P 500. Vertiv (VRT) operates in the industrial sector, focused on designing and supplying critical digital infrastructure that powers, manages, and protects equipment for various technology applications. Lumentum (LITE) and Coherent (COHR) are both in the information technology sector, specializing in optical and photonic technologies, while EchoStar (SATS) represents the communication services sector.
In addition to these entries, the S&P 100 will gain four new names: Micron Technology (MU), Lam Research (LRCX), Applied Materials (AMAT), and GE Vernova (GEV). Meanwhile, firms such as PayPal Holdings (PYPL) and American International Group (AIG) are set to be removed from the S&P 100 as part of the quarterly adjustments designed to align the indices more closely with current market conditions.
The S&P MidCap 400 and S&P SmallCap 600 will also see a number of companies added or removed, including the replacement of Alexander & Baldwin (ALEX) with NAPCO Security Technologies (NSSC) in the SmallCap 600, effective March 13, 2026. These adjustments reflect ongoing efforts to ensure that these indices accurately represent their respective market capitalization segments and adapt to changing market realities.
Overall, these changes not only highlight the dynamic nature of stock markets but also serve as a vital indicator for investors, helping shape expectations and market trends moving forward.
MWN-AI** Analysis
With the announced additions of Vertiv Holdings (VRT), Lumentum Holdings (LITE), Coherent (COHR), and EchoStar (SATS) to the S&P 500, investors should brace for a notable shift in market dynamics. Inclusion in the S&P 500 often leads to increased visibility and liquidity, typically providing a boost to stock prices due to heightened institutional buying. This is especially significant for Vertiv and Lumentum, whose recent performance within the technology and industrial sectors has shown promise, driven by increased demand for data center infrastructure and optics technologies.
Investors should view this announcement as an opportunity to reassess their portfolios. Vertiv, with its focus on critical digital infrastructure, remains positioned for growth amid ongoing digitization trends. Similarly, Lumentum’s advancements in photonics position it well for a high-growth trajectory, especially within telecommunications and 5G technologies. Coherent's innovations in laser solutions complement this trend, presenting another angle for investment.
EchoStar, while traditionally seen as a satellite communications provider, has diversified into broadband services, which may enhance its resilience and growth potential in a competitive market. Such diversification strategies are crucial as investor sentiment increasingly favors firms that can adapt to market changes.
Moreover, with changes rippling through the S&P 100 and MidCap 400, including companies like Micron Technology (MU) and Applied Materials (AMAT), investors might find attractive alternatives for those exiting the indices, like PayPal Holdings (PYPL) and Molina Healthcare (MOH).
In conclusion, the index rebalancing presents both risks and rewards. For those focused on growth, the newly minted S&P 500 companies—especially Vertiv and Lumentum—could be worthwhile additions, while investors might also consider exploring emerging leaders within the reallocating mid-cap and small-cap spaces for potential upsides.
**MWN-AI Summary and Analysis is based on asking OpenAI to summarize and analyze this news release.
Vertiv Holdings, Lumentum Holdings, Coherent, and EchoStar Set to Join S&P 500; Others to Join S&P 100, S&P MidCap 400, and S&P SmallCap 600
PR Newswire
NEW YORK, March 6, 2026 /PRNewswire/ -- S&P Dow Jones Indices ("S&P DJI") will make the following changes to the S&P 100, S&P 500, S&P MidCap 400, and S&P SmallCap 600 indices:
- NAPCO Security Technologies Inc. (NASD: NSSC) will replace Alexander & Baldwin Inc. (NYSE: ALEX) in the S&P SmallCap 600 effective prior to the opening of trading on Friday, March 13. An investor group comprised of MW Group and funds affiliated with DivcoWest and Blackstone Real Estate is acquiring Alexander & Baldwin in a deal that is expected to close soon, pending final closing conditions.
- The following changes to the S&P 100, S&P 500, S&P MidCap 400, and S&P SmallCap 600 will take effect before the market opens on Monday, March 23, as part of the quarterly rebalance. The changes ensure that each index is more representative of its market–capitalization range. The companies being removed from the S&P SmallCap 600 are no longer representative of the small–cap market space.
Following is a summary of the changes that will take place prior to the open of trading on the effective date:
Effective | Index Name | Action | Company Name | Ticker | GICS Sector |
Mar 13, 2026 | S&P SmallCap 600 | Addition | NAPCO Security Technologies | NSSC | Information Technology |
Mar 13, 2026 | S&P SmallCap 600 | Deletion | Alexander & Baldwin | ALEX | Real Estate |
Mar 23, 2026 | S&P 100 | Addition | Micron Technology | MU | Information Technology |
Mar 23, 2026 | S&P 100 | Addition | Lam Research | LRCX | Information Technology |
Mar 23, 2026 | S&P 100 | Addition | Applied Materials | AMAT | Information Technology |
Mar 23, 2026 | S&P 100 | Addition | GE Vernova | GEV | Industrials |
Mar 23, 2026 | S&P 100 | Deletion | PayPal Holdings | PYPL | Financials |
Mar 23, 2026 | S&P 100 | Deletion | American Intl Group | AIG | Financials |
Mar 23, 2026 | S&P 100 | Deletion | Metlife | MET | Financials |
Mar 23, 2026 | S&P 100 | Deletion | Target | TGT | Consumer Staples |
Mar 23, 2026 | S&P 500 | Addition | Vertiv Holdings | VRT | Industrials |
Mar 23, 2026 | S&P 500 | Addition | Lumentum Holdings | LITE | Information Technology |
Mar 23, 2026 | S&P 500 | Addition | Coherent | COHR | Information Technology |
Mar 23, 2026 | S&P 500 | Addition | EchoStar | SATS | Communication Services |
Mar 23, 2026 | S&P 500 | Deletion | Match Group | MTCH | Communication Services |
Mar 23, 2026 | S&P 500 | Deletion | Molina Healthcare | MOH | Health Care |
Mar 23, 2026 | S&P 500 | Deletion | Lamb Weston Holdings | LW | Consumer Staples |
Mar 23, 2026 | S&P 500 | Deletion | Paycom Software | PAYC | Industrials |
Mar 23, 2026 | S&P MidCap 400 | Addition | Solstice Advanced Materials | SOLS | Materials |
Mar 23, 2026 | S&P MidCap 400 | Addition | SiTime | SITM | Information Technology |
Mar 23, 2026 | S&P MidCap 400 | Addition | Moog | MOG.A | Industrials |
Mar 23, 2026 | S&P MidCap 400 | Addition | InterDigital | IDCC | Information Technology |
Mar 23, 2026 | S&P MidCap 400 | Addition | Vicor | VICR | Industrials |
Mar 23, 2026 | S&P MidCap 400 | Addition | CareTrust REIT | CTRE | Real Estate |
Mar 23, 2026 | S&P MidCap 400 | Deletion | Lumentum Holdings | LITE | Information Technology |
Mar 23, 2026 | S&P MidCap 400 | Deletion | Coherent | COHR | Information Technology |
Mar 23, 2026 | S&P MidCap 400 | Deletion | EchoStar | SATS | Communication Services |
Mar 23, 2026 | S&P MidCap 400 | Deletion | ZoomInfo Technologies | GTM | Communication Services |
Mar 23, 2026 | S&P MidCap 400 | Deletion | ASGN | ASGN | Information Technology |
Mar 23, 2026 | S&P MidCap 400 | Deletion | Kemper | KMPR | Financials |
Mar 23, 2026 | S&P SmallCap 600 | Addition | Match Group | MTCH | Communication Services |
Mar 23, 2026 | S&P SmallCap 600 | Addition | Molina Healthcare | MOH | Health Care |
Mar 23, 2026 | S&P SmallCap 600 | Addition | Lamb Weston Holdings | LW | Consumer Staples |
Mar 23, 2026 | S&P SmallCap 600 | Addition | Paycom Software | PAYC | Industrials |
Mar 23, 2026 | S&P SmallCap 600 | Addition | VSE | VSEC | Industrials |
Mar 23, 2026 | S&P SmallCap 600 | Addition | Argan | AGX | Industrials |
Mar 23, 2026 | S&P SmallCap 600 | Addition | Rithm Capital | RITM | Financials |
Mar 23, 2026 | S&P SmallCap 600 | Addition | Lyft | LYFT | Industrials |
Mar 23, 2026 | S&P SmallCap 600 | Addition | Laureate Education | LAUR | Consumer Discretionary |
Mar 23, 2026 | S&P SmallCap 600 | Addition | Life Time Group Holdings | LTH | Consumer Discretionary |
Mar 23, 2026 | S&P SmallCap 600 | Addition | Life360 | LIF | Information Technology |
Mar 23, 2026 | S&P SmallCap 600 | Addition | Sphere Entertainment | SPHR | Communication Services |
Mar 23, 2026 | S&P SmallCap 600 | Addition | ZoomInfo Technologies | GTM | Communication Services |
Mar 23, 2026 | S&P SmallCap 600 | Addition | ASGN | ASGN | Information Technology |
Mar 23, 2026 | S&P SmallCap 600 | Addition | Kemper | KMPR | Financials |
Mar 23, 2026 | S&P SmallCap 600 | Deletion | Solstice Advanced Materials | SOLS | Materials |
Mar 23, 2026 | S&P SmallCap 600 | Deletion | SiTime | SITM | Information Technology |
Mar 23, 2026 | S&P SmallCap 600 | Deletion | Moog | MOG.A | Industrials |
Mar 23, 2026 | S&P SmallCap 600 | Deletion | InterDigital | IDCC | Information Technology |
Mar 23, 2026 | S&P SmallCap 600 | Deletion | Vicor Corp | VICR | Industrials |
Mar 23, 2026 | S&P SmallCap 600 | Deletion | CareTrust REIT | CTRE | Real Estate |
Mar 23, 2026 | S&P SmallCap 600 | Deletion | Dave & Buster's Entertainment | PLAY | Consumer Discretionary |
Mar 23, 2026 | S&P SmallCap 600 | Deletion | SunCoke Energy | SXC | Materials |
Mar 23, 2026 | S&P SmallCap 600 | Deletion | AH Realty Trust | AHRT | Real Estate |
Mar 23, 2026 | S&P SmallCap 600 | Deletion | Summit Hotel Properties | INN | Real Estate |
Mar 23, 2026 | S&P SmallCap 600 | Deletion | KKR Real Estate Finance Trust | KREF | Financials |
Mar 23, 2026 | S&P SmallCap 600 | Deletion | Bloomin' Brands | BLMN | Consumer Discretionary |
Mar 23, 2026 | S&P SmallCap 600 | Deletion | Myriad Genetics | MYGN | Health Care |
Mar 23, 2026 | S&P SmallCap 600 | Deletion | Cars.com | CARS | Communication Services |
Mar 23, 2026 | S&P SmallCap 600 | Deletion | ANGI | ANGI | Communication Services |
ABOUT S&P DOW JONES INDICES
S&P Dow Jones Indices is the largest global resource for essential index-based concepts, data and research, and home to iconic financial market indicators, such as the S&P 500® and the Dow Jones Industrial Average®. More assets are invested in products based on our indices than products based on indices from any other provider in the world. Since Charles Dow invented the first index in 1884, S&P DJI has been innovating and developing indices across the spectrum of asset classes helping to define the way investors measure and trade the markets.
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FAQ**
How might the inclusion of Vertiv Holdings, Lumentum Holdings, Coherent, and EchoStar in the S&P 500 impact their stock performance in the coming months, compared to companies like AH Realty Trust Inc. (AHRT), which are being removed or adjusted from indices?
What are the potential benefits for Vertiv Holdings and Lumentum Holdings as they join the S&P 500, and how could this compare to the challenges faced by AH Realty Trust Inc. (AHRT) being excluded from major indices?
In light of the index rebalancing, how should investors position themselves regarding stocks like Coherent and EchoStar, considering the implications of their S&P 500 inclusion and the removal of AH Realty Trust Inc. (AHRT)?
How will the changes, including the addition of companies like Vertiv Holdings and the deletion of AH Realty Trust Inc. (AHRT), enhance the representativeness of the S&P indices in terms of market capitalization and sector diversity?
**MWN-AI FAQ is based on asking OpenAI questions about Rithm Capital Corp. (NYSE: RITM).
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