Marissa Mayer

Marissa Mayer is a U.S.-based technology executive in California with an estimated net worth of ~$1.3B. Federal records show she has made political contributions totaling $412,944.73 from 2013-09-12 to 2024-10-31 and has extensive SEC insider-trading disclosures under the name “MAYER MARISSA A.” RTB FEC SEC EDGAR

Business & SEC Activity

SEC EDGAR lists Marissa A. Mayer with a personal CIK (0001550608) and 219 insider filings, indicating repeated reporting of stock ownership changes as an insider. Recent filings are primarily Form 4s (used to report insider transactions such as buys, sells, or grants) and include a Form 3 (an initial statement of beneficial ownership) dated 2025-07-03. The filings reference multiple public companies including Nextdoor Holdings (KIND), Starbucks (SBUX), Walmart (WMT), Symbotic (SYM), and Baxter International (BAX). SEC EDGAR

Philanthropy

Three foundations associated with the Mayer name reported combined assets of $13,227,146 in tax year 2023, and all three reported $0 in grants paid that year. The Mayer Rothschild Foundation reported $8,948,258 in assets with $0 grants paid; the Mayer Family Foundation reported $4,186,345 in assets with $0 grants paid; and the Mayer Foundation reported $92,543 in assets with $0 grants paid. Across these filings, total grants paid were reported as $0 in 2023. ProPublica 990

Political Activity

FEC records show 100 contributions totaling $412,944.73 between 2013-09-12 and 2024-10-31. The largest listed recipients include the Harris Victory Fund ($100,000) and Hillary Victory Fund ($100,000), followed by DNC Services Corp / Democratic National Committee entries ($41,300 and $33,400) and Harris for President ($6,600). The party breakdown in the data shows $206,110.52 to DEM, $1,681.59 to DFL, and $205,152.62 categorized as Unknown. FEC