---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-104101"
form_type: "8-K"
ticker: "MBI"
cik: "0000814585"
company_name: "MBIA INC"
filed_at: "2025-08-06T23:59:59+00:00"
generated_at: "2026-05-17T20:14:43.969133+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.72
calibrated_materiality_score: 0.72
confidence: "high"
source: SEC EDGAR
---

# MBIA Q2 2025 GAAP net loss narrows to $56M from $254M YoY; book value negative $43.14

## Summary
- GAAP net loss of $56M ($1.12 loss per diluted share) vs $254M loss ($5.34) in Q2 2024, driven by lower PREPA losses at National.
- Adjusted net loss (non-GAAP) of $8M ($0.17 per diluted share) vs $138M loss ($2.90) a year ago.
- Book value per share negative $43.14 at June 30, 2025, down from negative $40.99 at Dec 31, 2024.
- National statutory capital $914M, claims-paying resources $1.5B; insured gross par $24.2B with 26x leverage ratio.
- Liquidity at MBIA Inc. holdings totaled $355M; no share repurchases in Q2; $71M remaining buyback authorization.

## SEC filing metadata
- accession: 0000950170-25-104101
- form_type: 8-K
- ticker: MBI
- cik: 0000814585
- company_name: MBIA INC
- filed_at: 2025-08-06T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.72
- calibrated_materiality_score: 0.72
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/814585/000095017025104101/0000950170-25-104101-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/814585/000095017025104101/mbi-20250806.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-104101
- JSON: https://secwatch.observer/filing/0000950170-25-104101.json
- Plain text: https://secwatch.observer/filing/0000950170-25-104101.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.