People

7.7 NOT

Mark Cuban

Mark Cuban is an American entrepreneur, investor, and television personality. He co-founded Broadcast.com, is a minority owner of the Dallas Mavericks, and is known for his longtime role as an investor on Shark Tank and for co-founding Cost Plus Drugs.

Website http://markcuban.com/

Updated Apr 08, 2026

Jump to Key Evidence

Roles & Affiliations

Direct published relations to companies, organizations, teams, and government bodies.

Key Evidence

Representative records from the current filtered evidence set.

Strongest Signal

Endorsement

Mar 04, 2024

Not MAGA
9 Weight Impact on the score.
98% Confidence How strong and reliable the sourcing appears.

Endorsement of Joe Biden and Kamala Harris

Mark Cuban officially endorsed Joe Biden in the 2020 and 2024 cycles, frequently appearing in media to argue that Donald Trump is 'not a businessman' and is 'dangerous' for the country.

Latest Development

Public Statement

Jul 10, 2024

Not MAGA
7 Weight Impact on the score.
92% Confidence How strong and reliable the sourcing appears.

Opposition to Trump's Tariff Policies

Cuban has criticized Donald Trump's proposed 10% universal baseline tariff, calling it a 'tax on the American consumer' and arguing it would lead to significant inflation.

Strongest Not MAGA

Public Statement

Jun 11, 2024

Not MAGA
8 Weight Impact on the score.
95% Confidence How strong and reliable the sourcing appears.

Criticism of Donald Trump's Character and Competence

Cuban has repeatedly stated that Donald Trump 'doesn't want to learn' and lacks the discipline required for the presidency, specifically targeting Trump's economic policies as 'inflationary'.

Evidence Distribution

Active and disputed public evidence by direction and time.

Pro-MAGA
0 (0%)
Neutral
1 (13%)
Not MAGA
7 (88%)

Evidence Over Time

Chronological view of the current filtered evidence set.

Evidence & Sources

Showing 8 matched evidence items. Page 1 of 1. This is the full source-review ledger for the current filtered set.

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Public Statement

Jul 10, 2024

Not MAGA
7 Weight Impact on the score.
92% Confidence How strong and reliable the sourcing appears.

Opposition to Trump's Tariff Policies

Cuban has criticized Donald Trump's proposed 10% universal baseline tariff, calling it a 'tax on the American consumer' and arguing it would lead to significant inflation.

Notes: Cuban frequently discusses economic policy on X (formerly Twitter).

Agent rationale

Direct opposition to a signature MAGA economic policy (protectionist tariffs).

Sources

  1. Newsweek (Jul 10, 2024)

Public Statement

Jun 11, 2024

Not MAGA
8 Weight Impact on the score.
95% Confidence How strong and reliable the sourcing appears.

Criticism of Donald Trump's Character and Competence

Cuban has repeatedly stated that Donald Trump 'doesn't want to learn' and lacks the discipline required for the presidency, specifically targeting Trump's economic policies as 'inflationary'.

Notes: Statements made during various interviews on CNBC and social media.

Agent rationale

Consistent public attacks on the leader of the MAGA movement indicate strong opposition.

Sources

  1. CNBC (Jun 11, 2024)

Donations

Mar 15, 2024

Not MAGA
6 Weight Impact on the score.
99% Confidence How strong and reliable the sourcing appears.

Support for Democratic Candidates and PACs

While Cuban has historically been an independent, his recent political activity and public support have shifted heavily toward Democratic causes, including hosting fundraisers for the Biden-Harris campaign.

Notes: FEC records show limited direct personal donations but significant fundraising activity.

Agent rationale

Active fundraising for the opposition party is a material action against MAGA interests.

Sources

  1. FEC.gov (Mar 15, 2024)

Endorsement

Mar 04, 2024

Not MAGA
9 Weight Impact on the score.
98% Confidence How strong and reliable the sourcing appears.

Endorsement of Joe Biden and Kamala Harris

Mark Cuban officially endorsed Joe Biden in the 2020 and 2024 cycles, frequently appearing in media to argue that Donald Trump is 'not a businessman' and is 'dangerous' for the country.

Notes: Cuban has been a vocal surrogate for the Biden-Harris campaign.

Agent rationale

Direct endorsement of the primary MAGA opponent is a high-weight anti-MAGA signal.

Sources

  1. Axios (Mar 05, 2024)

Policy Action

Jan 29, 2024

Not MAGA
7 Weight Impact on the score.
95% Confidence How strong and reliable the sourcing appears.

Vocal Defense of DEI Initiatives

Cuban engaged in a high-profile public debate defending Diversity, Equity, and Inclusion (DEI) as a 'competitive advantage' for businesses, directly opposing the anti-DEI platform central to current MAGA policy goals.

Notes: Cuban sparred with Elon Musk and other conservative figures on X regarding DEI.

Agent rationale

DEI is a core cultural battleground for the MAGA movement; Cuban's aggressive defense is a clear anti-MAGA signal.

Sources

  1. Reuters (Jan 30, 2024)

Associations & Advocacy

Dec 15, 2023

Not MAGA
5 Weight Impact on the score.
85% Confidence How strong and reliable the sourcing appears.

Association with Anti-Trump Republicans

Cuban has frequently praised and associated with 'Never Trump' Republicans and moderate figures who oppose the MAGA movement's direction for the GOP.

Notes: Includes public praise for figures like Liz Cheney and Adam Kinzinger.

Agent rationale

Aligning with the internal GOP opposition to MAGA reinforces an anti-MAGA posture.

Sources

  1. The Bulwark (Dec 15, 2023)

Public Statement

Nov 01, 2022

Not MAGA
8 Weight Impact on the score.
90% Confidence How strong and reliable the sourcing appears.

Condemnation of January 6th and Election Denialism

Cuban has condemned the events of January 6th and has been a vocal critic of 'election deniers,' stating that those who undermine the 2020 election results are a threat to democracy.

Notes: Cuban has used his platform to support candidates who affirm the 2020 election results.

Agent rationale

Opposition to the 'Stop the Steal' narrative is a direct rejection of a core MAGA tenet.

Sources

  1. Business Insider (Nov 01, 2022)

Policy Action

Jan 19, 2022

Neutral
5 Weight Impact on the score.
90% Confidence How strong and reliable the sourcing appears.

Cost Plus Drugs: Market-Based Healthcare Solution

Cuban founded Cost Plus Drugs to disrupt the pharmaceutical industry through transparency and lower prices. While this aligns with some populist rhetoric on both sides, it is primarily a market-based disruption rather than a partisan policy.

Notes: The company focuses on generic drug affordability.

Agent rationale

While drug pricing is a political issue, the venture itself is non-partisan and focuses on market efficiency.

Sources

  1. Cost Plus Drugs Official Site (Jan 19, 2022)