Patricia C. Dunn is stepping down as global CEO of Barclays Global Investors to focus on treatment for breast cancer and melanoma. She will remain vice chairman, serving in a non-executive capacity.
Blake Grossman in San Francisco and Andrew Skirton in London were named co-global CEOs. Mr. Grossman is CIO of the companys global advanced active area; Mr. Skirton, co-CEO of BGIs global index and markets group.
Ms. Dunn said in a statement: "Deciding to step down as CEO has been a tough decision. My entire career has been with BGI and I could not be prouder of its accomplishments and people.