Whoop, the US wearables company, has been valued at $10.1bn after raising $575m in a Series G funding round.
In addition to McIlroy, Lowry and Horan, celebrity investors include Cristiano Ronaldo, LeBron James, and Virgil van Dijk.
The round was led by Collaborative Fund and participants include 2PointZero Group, Qatar Investment Authority (QIA), Mubadala Investment Company, Abbott, Mayo Clinic, Macquarie Capital (entities administered by Macquarie Capital), Glade Brook, B-Flexion, IVP, Foundry, Accomplice, Affinity Partners, Promus Ventures, and Bullhound Capital.
Whoop recently announced plans to add 600 jobs globally, including at its Irish HQ in Limerick, where it currently employs 150 people.
“Our raise brings together the world’s most sophisticated investors, leading health institutions, and iconic global athletes behind the mission to unlock human performance and healthspan,” said Will Ahmed, founder and CEO of Whoop.
“We are building the personal health platform that people use to improve their health and livelihood.”

Rory McIlroy.
Whoop now has 2.5m members worldwide, and its bookings increased 103% in 2025. The company was cash flow positive last year and finished the year at a $1.1bn run rate.
The Whoop wearable has a 14-day battery life and provides health guidance for sleep, recovery, strain, fitness, and longevity.
The Boston-founded company has raised more than $900m in venture capital since its launch in 2012, and its products now ship to 56 countries and operate in six languages.
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* This article was originally published on BusinessPlus.ie.
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