QURI (Quantified Uncertainty Research Institute) — Revenue: $2.5K

NoteThe source directly confirms the claim. The ProPublica Nonprofit Explorer page for QURI (EIN 84-3847921) displays financial data for the fiscal year ending December 2021. Under 'Extracted Financial Data from 990-EZ', the Revenue field shows exactly $2,463, which matches the exact stored value provided in the claim. The claim's rounded display of '$2.5K' is an appropriate rounding of $2,463. The source explicitly states this is from Form 990-EZ tax filings, confirming the IRS form reference in the claim's additional context.