One of Simpson's successes came with the breakup of American Telephone & Telegraph Co.
The weeklong auction benefits Glide, whose programs address hunger, poverty and homelessness.
A banker made allegations of unethical conduct by the firm, the New York Times reported.
Trump's trade policies could cause nations to steer clear of U.S. markets permanently, he warned.
The company said it fired Douglas E. Greenberg following a report that women had accused him of physical abuse.