---
title: "Atmus Filtration to join S&P SmallCap 600, replacing Air Lease"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/281652261.md"
description: "Atmus Filtration Technologies (NYSE: ATMU) will replace Air Lease in the S&P SmallCap 600, effective April 9, as announced by S&P Global. This change comes as Air Lease is being acquired by a consortium led by Sumitomo, with the acquisition expected to close soon, pending final conditions."
datetime: "2026-04-03T16:31:27.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/281652261.md)
  - [en](https://longbridge.com/en/news/281652261.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/281652261.md)
generator: "portal-rs"
---

# Atmus Filtration to join S&P SmallCap 600, replacing Air Lease

Atmus Filtration Technologies (NYSE: ATMU) said on Friday that it will replace Air Lease in the S&P SmallCap 600, effective before the open of trading on April 9, S&P Global. Air Lease is being acquired by a consortium led by Sumitomo, with the transaction expected to close soon, subject to final conditions. Both companies are classified under the ...

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## Related News & Research

- [BlackRock Inc. Purchases Shares of 12,387,072 Atmus Filtration Technologies Inc. $ATMU](https://longbridge.com/en/news/296750684.md)
- [Air Lease Gains Final Approval for Sumisho Merger](https://longbridge.com/en/news/281089297.md)
- [Atmus Filtration director Stephen E. Macadam acquires common shares worth $99,551.2](https://longbridge.com/en/news/295834064.md)
- [Atmus Filtration Technologies (NYSE:ATMU) Announces Earnings Results](https://longbridge.com/en/news/295286759.md)
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---
> **Disclaimer: This article is for reference only and does not constitute any investment advice.**