Dempsey Challenge – Celebrating 17 Years Together
17th Anniversary September 20, 2025
This year’s Dempsey Challenge presented by Karyopharm Therapeutics marks 17 years of making life better for people impacted by cancer.
Early registration opens on April 1.
Please revisit the Dempsey Challenge site for updates on the 2025 registration information.
Come together on this one, powerful day to rally, honor, and celebrate 16 years of providing comfort, connection, compassion, and choice to cancer patients, their loved ones, care partners, and survivors—all at no cost
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| LOCAL CHALLENGE | GLOBAL CHALLENGE |
| In-person event located in Lewiston, Maine featuring 5K/10K run walk and ride on September 21, 2024. | Virtual event you complete anywhere and in any way you choose. Join our global community as we support people impacted by cancer. |
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| HONOR | CELEBRATE | RALLY |
Let’s RALLY TOGETHER to make life better for people managing the impact of cancer.