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Sid Richardson Bass

American billionaire investor and philanthropist

TexasEnergy

AIProfile Summary

Sid Richardson Bass is a U.S. investor and philanthropist in the energy industry, born in 1942 and based in Texas. He has an estimated net worth of ~$3.8 billion Wikidata.

Business & SEC Activity

Bass is described as an American billionaire investor, with energy listed as his industry Wikidata.

Philanthropy

In its 2021 IRS Form 990 filing, an annual nonprofit tax return, the Bass Foundation reported $2.53 million in grants paid, $33.05 million in total assets, $2.30 million in revenue, and $2.73 million in expenses ProPublica 990. Two other listed organizations—the Bass Family Foundation and Bass Foundation Inc.—reported $0 in grants, assets, revenue, and expenses in the available data ProPublica 990.

AI-generated summary from propublica_990, wikidata, gdelt 8/1/2026 (gpt-5.6-luna). All claims are derived from the source data shown below.

USU.S. Presence

otherU.S. economic presence

990Philanthropy

Foundations are matched to a person by name, not by trustee records — so a same-surname family foundation can land here in error. Every entity below links to its full IRS filing; if one doesn’t belong, tell us at hello@skylarkcreations.com and we’ll pull it.

$33.0MFoundation Assets
$2.5MGrants Paid
3Foundations
Bass FoundationFort Worth, TX
Assets: $33.0MRevenue: $2.3MGrants: $2.5MTax Year: 2021
Mission, purpose & full 990 filings → ProPublica Nonprofit Explorer
Bass Family FoundationHillsboro, KS
Private grantmaking foundation (IRS NTEE T20)
Assets: $0Revenue: $0Grants: $0
Mission, purpose & full 990 filings → ProPublica Nonprofit Explorer
Bass Foundation IncMiami, FL
Philanthropy, voluntarism & grantmaking (IRS NTEE T99)
Assets: $0Revenue: $0Grants: $0
Mission, purpose & full 990 filings → ProPublica Nonprofit Explorer
Source: ProPublica (990) annual filing · latest on record (retrieved 8/1/2026) (proPublica_990)

PBSScore Breakdown

C
32.1
Public Benefit Score

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.

Philanthropy65% weight
16%

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

Transparency35% weight
63%

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 8/31/2026 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

Sid Richardson Bass — Public Benefit Score C (32) | Billionaire Army