---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-21-017813"
form_type: "8-K"
ticker: "ULBI"
cik: "0000875657"
company_name: "ULTRALIFE CORP"
filed_at: "2021-07-29T23:59:59+00:00"
generated_at: "2026-06-30T01:18:52.006685+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Ultralife Q2 revenue $26.8M (-6.3% YoY); EPS $0.05 vs $0.10, supply chain delays

## Summary
- Revenue of $26.8M, down 6.3% YoY; operating income $1.1M vs $2.3M last year.
- Net income $0.8M or $0.05 diluted EPS vs $1.7M or $0.10 YoY; adjusted EPS $0.06 vs $0.13.
- Battery & Energy Products revenue $22.9M (-4.8%); Communications Systems $3.9M (-13.9%).
- Supply chain delays caused estimated $1.5M revenue and $0.5M operating income impact in Q2.
- Cash increased to $15.8M; debt reduced to $0.7M.

## SEC filing metadata
- accession: 0001437749-21-017813
- form_type: 8-K
- ticker: ULBI
- cik: 0000875657
- company_name: ULTRALIFE CORP
- filed_at: 2021-07-29T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/875657/000143774921017813/0001437749-21-017813-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/875657/000143774921017813/ulbi20210728_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-21-017813
- JSON: https://secwatch.observer/filing/0001437749-21-017813.json
- Plain text: https://secwatch.observer/filing/0001437749-21-017813.txt

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