KEY POINTS
  • Charitable donations are becoming hyper-concentrated among a small group of ultra-wealthy mega-donors.
  • About 400,000 people account for more than one-third of the world's charity, according to a new report from Altrata.
  • That means wealth advisors and nonprofits have to adapt to a highly top-heavy landscape for philanthropy, with fewer donors but bigger contributions on the line.
Bill and Melinda Gates brace the rain as they visit the township of Khayelitsha on October 25, 2019 in Cape Town, South Africa.

A version of this article first appeared in CNBC's Inside Wealth newsletter with Robert Frank, a weekly guide to the high-net-worth investor and consumer. Sign up to receive future editions, straight to your inbox.

While donations to charity have been rising, the pool of donors is shrinking, as philanthropy becomes hyper-concentrated among a small group of ultra-wealthy mega-donors, according to a new study.