The Ensign Group Set to Join S&P MidCap 400; Curbline Properties & TransMedics Group to Join S&P SmallCap 600

S&P Dow Jones Indices will reshuffle small‑ and mid‑cap indexes effective prior to trading on October 1 and October 2, 2024.

Rhea-AI Summary

S&P Dow Jones Indices will reshuffle small‑ and mid‑cap indexes effective prior to trading on October 1 and October 2, 2024. The Ensign Group (ENSG) moves into the S&P MidCap 400; Curbline Properties (CURB) and TransMedics (TMDX) join the S&P SmallCap 600.

Chesapeake Energy (CHK) is acquiring Southwestern Energy (SWN) in a deal expected to complete October 1, prompting SWN's removal and Cross Country Healthcare (CCRN) to be deleted October 2.

Positive

• ENSG added to S&P MidCap 400 effective October 1, 2024
• CURB and TMDX added to S&P SmallCap 600 effective October 1, 2024
• CHK acquisition of SWN expected to close October 1, 2024

Negative

• SWN removed from S&P MidCap 400 effective October 1, 2024
• ENSG removed from S&P SmallCap 600 effective October 1, 2024
• CCRN removed from S&P SmallCap 600 effective October 2, 2024

Key Figures

Effective date: October 1, 2024 Additional effective date: October 2, 2024 First index year: 1884

Effective date

October 1, 2024

Index changes effective prior to market open

Additional effective date

October 2, 2024

Removal of Cross Country Healthcare from S&P SmallCap 600

First index year

1884

Year Charles Dow invented the first index

Key Terms

s&p midcap 400, s&p smallcap 600, gics sector, s&p 500, +1 more

5 terms

s&p midcap 400 financial

"The Ensign Group Inc. (NASD: ENSG) will replace Southwestern Energy Co. (NYSE: SWN) in the S&P MidCap 400"

The S&P MidCap 400 is a group of 400 companies that are smaller than the big, well-known corporations but larger than tiny startups. It helps investors see how medium-sized companies are performing in the stock market, acting like a barometer for this middle-sized group of businesses.

s&p smallcap 600 financial

"TransMedics Group, Inc. (NASD: TMDX) will replace The Ensign Group in the S&P SmallCap 600"

A stock market index made up of 600 small-cap U.S. companies chosen to represent the performance of smaller publicly traded firms. It matters to investors because it acts like a temperature gauge for the small-company segment of the market, serving as a benchmark for fund managers, a basis for index funds and ETFs, and a way to compare returns and risk when building a diversified portfolio.

gics sector financial

"Effective Date | Index Name | Action | Company Name | Ticker | GICS Sector"

GICS sector is one of the major industry groupings from the Global Industry Classification Standard, a system that sorts companies into consistent categories (like Technology or Health Care) based on the primary business they do. Investors use these sectors like folders in a filing cabinet to compare companies, build diversified portfolios, and track how whole parts of the market are performing rather than focusing on single stocks.

s&p 500 financial

"home to iconic financial market indicators, such as the S&P 500® and the Dow Jones Industrial Average®"

The S&P 500 is a broad stock market index that tracks the performance of 500 large U.S. companies, weighted so bigger firms have a larger impact. Investors use it like a thermometer or benchmark to judge how the overall U.S. stock market or a portfolio is doing; movements in the index influence investor sentiment, fund performance, and many passive investment products that aim to match its returns.

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dow jones industrial average financial

"home to iconic financial market indicators, such as the S&P 500® and the Dow Jones Industrial Average®"

A stock market index that tracks the share prices of a small group of large, well-known companies to give a quick snapshot of how the broader market is doing. Think of it like a thermometer for the stock market: it uses a handful of heavyweight firms as representative samples to show whether investor sentiment is rising or falling, which helps investors gauge market trends and compare performance over time.

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NEW YORK, Sept. 26, 2024 /PRNewswire/ -- S&P Dow Jones Indices will make the following changes to the S&P SmallCap 600 and S&P MidCap 400:

• S&P SmallCap 600 constituent The Ensign Group Inc. (NASD: ENSG) will replace Southwestern Energy Co. (NYSE: SWN) in the S&P MidCap 400 and TransMedics Group, Inc. (NASD: TMDX) will replace The Ensign Group in the S&P SmallCap 600 effective prior to the opening of trading on Tuesday, October 1.  S&P MidCap 400 constituent Chesapeake Energy Corp. (NASD: CHK) is acquiring Southwestern Energy in a deal expected to be completed October 1.
  
  
• Curbline Properties Corp. (NYSE: CURB) will be added to the S&P SmallCap 600 effective prior to the open of trading on Tuesday, October 1, replacing Cross Country Healthcare Inc. (NASD: CCRN), which will be removed from the S&P SmallCap 600 effective prior to the opening of trading on Wednesday, October 2. S&P SmallCap 600 constituent SITE Centers Corp. (NYSE: SITC) is spinning off Curbline Properties in a transaction expected to be completed on October 1. Cross Country Healthcare is 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 Date	Index Name	Action	Company Name	Ticker	GICS Sector
October 1, 2024	S&P MidCap 400	Addition	The Ensign Group	ENSG	Health Care
October 1, 2024	S&P MidCap 400	Deletion	Southwestern Energy	SWN	Energy
October 1, 2024	S&P SmallCap 600	Addition	Curbline Properties	CURB	Real Estate
October 1, 2024	S&P SmallCap 600	Addition	TransMedics Group.	TMDX	Health Care
October 1, 2024	S&P SmallCap 600	Deletion	The Ensign Group	ENSG	Health Care
October 2, 2024	S&P SmallCap 600	Deletion	Cross Country Healthcare	CCRN	Health Care

For more information about S&P Dow Jones Indices, please visit www.spdji.com

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.

S&P Dow Jones Indices is a division of S&P Global (NYSE: SPGI), which provides essential intelligence for individuals, companies, and governments to make decisions with confidence. For more information, visit www.spdji.com.

FOR MORE INFORMATION:

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View original content:https://www.prnewswire.com/news-releases/the-ensign-group-set-to-join-sp-midcap-400-curbline-properties--transmedics-group-to-join-sp-smallcap-600-302260576.html

SOURCE S&P Dow Jones Indices

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does ENGS (ENSG) joining the S&P MidCap 400 mean for investors?

ENSG's addition may increase index‑linked demand for its shares starting October 1, 2024. According to S&P Dow Jones Indices, ENSG will replace Southwestern Energy in the S&P MidCap 400, shifting index exposure between health care and energy sectors.

Why are Curbline Properties (CURB) and TransMedics (TMDX) added to the S&P SmallCap 600 on October 1, 2024?

CURB and TMDX meet S&P DJI criteria for small‑cap inclusion effective October 1, 2024. According to S&P Dow Jones Indices, Curbline is being spun off and TransMedics replaces ENSG in the SmallCap 600 as part of the scheduled reconstitution.

How will Chesapeake Energy's (CHK) acquisition of Southwestern Energy (SWN) affect index membership?

CHK's acquisition of SWN is expected to close October 1, 2024 and triggers SWN's removal from the MidCap 400. According to S&P Dow Jones Indices, the deal prompts the index reshuffle that moves ENSG into MidCap 400.

When will Cross Country Healthcare (CCRN) be removed from the S&P SmallCap 600?

CCRN will be deleted from the S&P SmallCap 600 effective prior to the open on October 2, 2024. According to S&P Dow Jones Indices, Cross Country is no longer representative of the small‑cap market space, prompting the removal.

When do the S&P index changes take effect for investors tracking ENSG, CURB, TMDX, SWN, and CCRN?

Most changes take effect prior to opening on October 1, 2024; CCRN's deletion is effective October 2, 2024. According to S&P Dow Jones Indices, additions and deletions are scheduled to align with the completion of related corporate transactions.