The Rosenberg Foundation endowment is invested in a diversified and actively managed portfolio of stocks and bonds, consistent with Rosenberg Foundation’s fiduciary duties under law. A small part of the Foundation’s endowment is invested in mutual funds and venture capital partnerships. The Foundation’s investments had a total market value of $56,155,866 as of December 31, 2015.

Investment Management

Rosenberg Foundation investments are managed by Regis Management Company (Palo Alto, CA) and Osterweis Capital Management (San Francisco, CA).


Federal law requires that each private foundation spend no less than five percent of the market value of its assets in grants and operating expenses each year. The Rosenberg Foundation’s policy is to distribute more each year than federal law requires. From 2012-2016, the Foundation averaged a total payout of 5.7% over the five-year period. The policy of the Foundation is to spend an average of 5.5% of assets annually in order to maintain the real value of the Foundation’s endowment over time.


The Rosenberg Foundation financial reports are audited annually by Lindquist, von Husen & Joyce LLP.
For the Rosenberg Foundation’s Financial Statements and Independent Auditor’s Report for Years Ended December 31, 2016 and 2015, please visit here.

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