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  • Professor Andrea M. Armani, University of Southern California
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  • Mohan Wang, Ph.D., University of Oxford
  • Professor Xuchen Wang, Harbin Engineering University
  • Professor Stefan Witte, Delft University of Technology

Why Carlisle (CSL) Stock Is Up Today

CSL Cover Image

What Happened?

Shares of building envelope solutions provider Carlisle Companies (NYSE: CSL) jumped 2.6% in the afternoon session after its board of directors announced a new share repurchase program authorizing the buyback of an additional 7.5 million shares. This new authorization is on top of an existing program which had approximately 1.2 million shares remaining for repurchase as of the end of August 2025. Share buybacks reduce the number of shares outstanding, which can boost earnings per share and signal management's confidence in the company's future prospects. The program has no expiration date and will be executed at management's discretion. This move is consistent with Carlisle's commitment to rewarding shareholders, as the company bought back $700 million worth of shares in the first half of 2025 and increased its dividend by 10% in August 2025.

After the initial pop the shares cooled down to $387.03, up 3.1% from previous close.

Is now the time to buy Carlisle? Access our full analysis report here, it’s free.

What Is The Market Telling Us

Carlisle’s shares are not very volatile and have only had 7 moves greater than 5% over the last year. In that context, today’s move indicates the market considers this news meaningful, although it might not be something that would fundamentally change its perception of the business.

The previous big move we wrote about was 13 days ago when the stock gained 4.5% on the news that the major indices rebounded, as Fed Chair Jerome Powell delivered dovish remarks at the much-awaited Jackson Hole symposium. Powell suggested that with inflation risks moderating and unemployment remaining low, the Federal Reserve might consider a shift in its monetary policy stance, including potential interest rate cuts. This outlook eased market concerns about prolonged high interest rates and their impact on economic growth. The prospect of lower borrowing costs bolstered investor confidence, particularly in sectors that have lagged, leading to a broad rally across the market.

Carlisle is up 5.6% since the beginning of the year, but at $387.03 per share, it is still trading 19.5% below its 52-week high of $480.93 from October 2024. Investors who bought $1,000 worth of Carlisle’s shares 5 years ago would now be looking at an investment worth $3,032.

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