
John Catsimatidis
American billionaire, radio talk show host, and politician
Source: Wikidata — retrieved 7/12/2026 (wikidata)
Profile Summary
John Catsimatidis is a U.S. billionaire based in New York, born in 1948, with an estimated net worth of ~$4.8B Wikidata. He is identified as an American billionaire, radio talk show host, and politician, and the data links him to business activity in energy Wikidata. SEC records show 10 insider filings under his name, including Forms 3 and 4 and one amended Form 4/A, which are ownership and transaction disclosures used to report insider holdings and trades SEC EDGAR.
Business & SEC Activity
SEC filings list John Catsimatidis as an insider associated with root9B Technologies, Inc., and show 10 total filings under his personal CIK SEC EDGAR. The recent filings are mostly Form 4 reports, which are the standard SEC forms insiders use to disclose changes in beneficial ownership, along with two Form 3 filings that establish initial insider ownership SEC EDGAR.
Philanthropy
The John And Margo Catsimatidis Foundation Inc. reported $406,333 in grants paid in tax year 2023, with total assets of $35,862 ProPublica 990. The foundation reported $885,343 in revenue and $406,858 in expenses for that year ProPublica 990.
Political Activity
FEC records show 100 contributions totaling $628,869.53 during the reported period FEC. The largest share went to Republican recipients, with $319,269.53 to Republicans, $500 to Democrats, and $309,100 to PACs or other committees; top recipients included the Republican National Committee at $150,000 and Grow the Majority at $100,000 FEC.
In the News
Recent coverage in the data includes a Talkers article announcing that Catsimatidis is set to keynote the 28th TALKERS Conference NewsAPI. Another item from the New York Post discusses him in connection with Gristedes and WABC Radio NewsAPI.
U.S. Presence
Philanthropy
Political Contributions
By Party
Top Recipients
SEC Filings
Associated Companies
Entities appearing alongside this person in SEC full-text search — an association, not necessarily ownership or control. Follow each link to the primary SEC record to judge for yourself.
Recent Insider Filings
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