David Sun
American businessman
Source: Wikidata — retrieved 7/12/2026 (wikidata)
Profile Summary
David Sun is an American businessman in the technology industry, born in 1951 and based in California Wikidata. He has an estimated net worth of ~$4.6B Wikidata. The available data identifies him as a technology entrepreneur, but does not provide additional details on how he built his wealth Wikidata.
Philanthropy
The Sun Foundation reported $589,010 in grants paid in tax year 2018 and $1,210,669 in total assets ProPublica 990. Other Sun Foundation filings in the data show $0 in grants paid and $0 in assets, revenue, and expenses ProPublica 990.
Political Activity
David Sun made 100 reported federal contributions totaling about $4,023.27 during the period shown FEC. The largest recipient was ACTBLUE at $1,308.51, followed by MetLife Inc. Employees' Political Participation Fund A at $875 and Ernst & Young Political Action Committee at $500 FEC. The party breakdown shows $79 to Democrats, $184.09 to Republicans, $875 marked unknown, and $2,885.18 to PACs or other recipients FEC.
In the News
No news items were provided in the data.
U.S. Presence
Philanthropy
Political Contributions
By Party
Top Recipients
Score Breakdown
The PBS is a weighted average of 2 components. The formula is open and versioned — the weight percentages below show how much each component contributes to the final score.
Evidenced charitable giving — built on what they actually give each year, not parked assets. Dominated by generosity (annual giving relative to net worth — the share of your fortune you give), plus the absolute scale of that giving, plus a small nudge for signing the Giving Pledge (a commitment, not a realized action).
Data: ProPublica 990 charitable disbursements, net worth, The Giving Pledge registry
How much sourced, public accountability data exists — net worth, political contributions, SEC filings, foundation 990s, news coverage, and a verified profile. More public disclosure scores higher.
Data: FEC, SEC EDGAR, ProPublica 990s, GDELT / NewsAPI, Wikidata
Formula (v2): PBS = 65% x Philanthropy + 35% x Transparency
Scored on 6/23/2026 on a 0–100 scale. The score uses only the signals we have populated data for. Goal Impact, Controversy, and Community Approval are deferred until that data exists — Phase 1 goal adoption, controversy detection, and community votes respectively.
All data is sourced from public records. Each section links to its original source. View on Wikidata