Daniel Sundheim

Daniel Sundheim (born 1977) is a U.S. finance executive based in New York, with an estimated net worth of ~$3.8B. SEC EDGAR shows he is an insider filer with 34 reported insider filings under his personal CIK 0001621588. His reported insider activity is connected to public companies including Warby Parker (WRBY), Maplebear/Instacart (CART), RH (RH), Expedia Group (EXPE), and Cazoo Group (CZOOF). RTB SEC EDGAR

Business & SEC Activity

SEC EDGAR lists Daniel S. Sundheim as an insider filer, which generally means he reported holdings or transactions in a company’s securities using SEC insider forms. His recent filings include Form 3 (initial statement of beneficial ownership) dated 2023-09-18 and multiple Form 4 filings (reports of changes in ownership) through 2025-05-27. The SEC EDGAR entity record associates his filings with WRBY, CART, RH, EXPE, and CZOOF. SEC EDGAR

Philanthropy

ProPublica nonprofit filings show three foundations associated with the Sundheim name reporting $0 grants paid in tax year 2023. The Sundheim Family Foundation (New York, NY) reported total assets of $83,123,072, total revenue of $11,688,909, and total expenses of $9,228,048, with $0 grants paid. Two other foundations—Sundheimer Foundation (Valley Stream, NY) and Doris Sundheim Elliott Memorial Foundation (Sidney, MT)—also reported $0 grants paid in 2023, and combined foundation assets across all three were $83,812,767. ProPublica 990

Political Activity

FEC data from 2022-06-29 to 2025-10-16 shows 100 contributions totaling $1,920,900. The party breakdown shows $13,600 to Democratic recipients, $629,400 to Republican recipients, and $1,277,900 to PAC/Other. Top recipients by amount include Grow the Majority ($537,100), Congressional Leadership Fund ($467,900), NRCC ($310,100), Republican National Committee ($77,000), and Smith Victory ($75,000). FEC