LifeStance Health Group Set to Join S&P SmallCap 600

LifeStance Health Group (NASDAQ: LFST) will be added to the S&P SmallCap 600 prior to trading on May 1, 2026.

Rhea-AI Summary

LifeStance Health Group (NASDAQ: LFST) will be added to the S&P SmallCap 600 prior to trading on May 1, 2026. Golden Entertainment (NASDAQ: GDEN) will be deleted from the index on the same date, following a pending acquisition by VICI Properties and Blake Sartini.

The table of changes lists LFST as an addition to the Health Care sector and GDEN as a deletion from Consumer Discretionary.

Positive

• LFST will join the S&P SmallCap 600 effective May 1, 2026
• Index addition places LFST in the S&P SmallCap 600 Health Care sector

Negative

• GDEN will be removed from the S&P SmallCap 600 effective May 1, 2026
• GDEN deletion follows a pending acquisition by VICI Properties and Blake Sartini

Argus Apr 28 session

-0.86% close to close Open Argus

Details

News Market Reaction – SPGI

In the Apr 28 session, SPGI declined 0.86%, reflecting a mild negative market reaction.

Data tracked by StockTitan Argus on the day of publication.

Market Context

This announcement highlights adjustments to the S&P SmallCap 600, with LifeStance Health Group added...

Analysis

This announcement highlights adjustments to the S&P SmallCap 600, with LifeStance Health Group added and Golden Entertainment removed effective May 1, 2026. For SPGI, such index composition changes are part of its core index-management franchise and typically carry limited direct financial impact. Recent history shows that operational and index-related updates have led to modest share-price reactions. Investors may focus on longer-term drivers such as strategic platforms, partnerships, and corporate governance metrics disclosed in recent filings.

Key Figures

Effective date: May 1, 2026

Effective date

May 1, 2026

Date LFST joins and GDEN exits the S&P SmallCap 600

Historical Context

5 past events · Latest: Apr 24

5 events

1. Apr 24

   Strategic platform launch

   24h Move

   -0.5%

   Sale of upstream software assets and launch of Titan AI data platform.

2. Apr 23

   Index rebalancing update

   24h Move

   -0.5%

   Announcement of 2026 review and rebalancing for DJ Best-in-Class indices.

3. Apr 21

   Energy-transition partnership

   24h Move

   +0.4%

   Collaboration with UN SSE to support energy-transition products on exchanges.

4. Apr 20

   Market data release

   24h Move

   +0.0%

   CARFAX Canada Q1 2026 used vehicle pricing and inventory insights.

5. Apr 14

   Market data release

   24h Move

   -1.1%

   CARFAX report on rebound in used car and EV prices from 12‑month low.

24h Move is the share-price change in the day after each event; other market factors may also have contributed.

Key Terms

s&p smallcap 600, s&p 500, dow jones industrial average, gics sector

4 terms

s&p smallcap 600 financial

"LifeStance Health Group Inc. (NASD: LFST) will replace Golden Entertainment Inc ... 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.

s&p 500 financial

"S&P 500 constituent VICI Properties Inc. (NYSE: VICI) and Blake Sartini are acquiring..."

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.

View in glossary

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.

View in glossary

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.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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NEW YORK, April 27, 2026 /PRNewswire/ -- LifeStance Health Group Inc. (NASD: LFST) will replace Golden Entertainment Inc (NASD: GDEN) in the S&P SmallCap 600 effective prior to the opening of trading on Friday, May 1. S&P 500 constituent VICI Properties Inc. (NYSE: VICI) and Blake Sartini are acquiring Golden Entertainment in a deal expected to close soon, pending final closing conditions.

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
May 1, 2026	S&P SmallCap 600	Addition		LifeStance Health Group	LFST	Health Care
May 1, 2026	S&P SmallCap 600	Deletion		Golden Entertainment	GDEN	Consumer Discretionary

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.spglobal.com/spdji/en/. 

FOR MORE INFORMATION:

S&P Dow Jones Indices
index_services@spglobal.com 

Media Inquiries
spdji.comms@spglobal.com 

View original content:https://www.prnewswire.com/news-releases/lifestance-health-group-set-to-join-sp-smallcap-600-302754864.html

SOURCE S&P Dow Jones Indices

FAQ

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

When will LifeStance Health Group (LFST) join the S&P SmallCap 600?

LFST will be added prior to the opening of trading on May 1, 2026. According to S&P Dow Jones Indices, the change becomes effective at the open and will list LFST in the Health Care GICS sector.

Why is Golden Entertainment (GDEN) being removed from the S&P SmallCap 600?

GDEN is being deleted because of a pending acquisition by VICI Properties and Blake Sartini. According to S&P Dow Jones Indices, the deletion is effective May 1, 2026, pending the transaction's final closing conditions.

How will the May 1, 2026 index change affect LFST's index membership?

LFST will gain inclusion in the S&P SmallCap 600 beginning May 1, 2026. According to S&P Dow Jones Indices, LFST is assigned to the Health Care GICS sector for index composition and weighting purposes.

Does the announcement confirm the Golden Entertainment acquisition is closed?

No, the acquisition is described as pending and expected to close soon, subject to final closing conditions. According to the notice, the deletion and acquisition remain contingent on those closing steps being completed.

Who issued the index change adding LFST and removing GDEN from the S&P SmallCap 600?

S&P Dow Jones Indices announced the index reconstitution effective May 1, 2026. According to S&P Dow Jones Indices, the table of changes lists LFST as an addition and GDEN as a deletion.