---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-007752"
form_type: "8-K"
ticker: "UNG"
cik: "0001376227"
company_name: "United States Natural Gas Fund, LP"
filed_at: "2026-01-29T23:59:59+00:00"
generated_at: "2026-05-16T06:20:49.062791+00:00"
event_type: "other"
sentiment: "negative"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# UNG reports $97.2M net loss for December; NAV per share $12.20

## Summary
- Net loss of $97.2M for month ended Dec 31, 2025, driven by $66.6M realized loss on commodity futures.
- Net asset value per share $12.20 on 45.1M shares outstanding as of Dec 31, 2025.
- Total income (loss) of ($96.7M); expenses of $535K.
- NAV declined from $540.6M to $550.6M net of additions and withdrawals.

## SEC filing metadata
- accession: 0001104659-26-007752
- form_type: 8-K
- ticker: UNG
- cik: 0001376227
- company_name: United States Natural Gas Fund, LP
- filed_at: 2026-01-29T23:59:59+00:00
- event_type: other
- sentiment: negative
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1376227/000110465926007752/0001104659-26-007752-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1376227/000110465926007752/tm262824d2_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-007752
- JSON: https://secwatch.observer/filing/0001104659-26-007752.json
- Plain text: https://secwatch.observer/filing/0001104659-26-007752.txt

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