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Danaher to Acquire Masimo for $9.9B

Will become standalone business unit within Danaher’s diagnostic segment

Masimo Corp. today announced that it has entered into an agreement to be acquired by Danaher Corp. for $9.9 billion, or $180 per share.

The Irvine-based medical device maker would become a standalone business unit and brand within Washington-based Danaher’s diagnostic segment upon the deal closing, according to Masimo.

“We look forward to joining Danaher and continuing our growth and momentum as the global leader in patient monitoring,” Masimo Chief Executive Katie Szyman said in a statement.

Shares in Masimo jumped 34% to $174.85 and a $9.4 billion market cap on news of the acquisition, which is expected to close in the second half of this year (Nasdaq: MASI).

For more information, see the Feb. 23 print edition of the Business Journal.  

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Yuika Yoshida
Yuika Yoshida
Yuika Yoshida has been a reporter covering healthcare, innovation and education at the Orange County Business Journal since 2023. Previous bylines include JapanUp! Magazine and Stu News Laguna. She received her bachelor's degree in literary journalism from the University of California, Irvine. During her time at UC Irvine, she was the campus news editor for the official school paper and student writer for the Samueli School of Engineering. Outside of writing, she enjoys musical theater and finding new food spots within Orange County.
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