---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-25-031354"
form_type: "8-K"
ticker: "BLGO"
cik: "0000880242"
company_name: "BIOLARGO, INC."
filed_at: "2025-10-20T23:59:59+00:00"
generated_at: "2026-05-17T03:19:41.694203+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.15
calibrated_materiality_score: 0.15
confidence: "low"
source: SEC EDGAR
---

# BioLargo presents at LD Micro Main Event; no material new information disclosed

## Summary
- Company presented slides at LD Micro Main Event on October 20, 2025 in San Diego.
- Slides contain company overview and forward-looking statements; no specific financial guidance or operational updates.
- Presentation is routine investor relations activity; no changes to business outlook or strategy announced.
- No quantitative data, contract wins, or milestone achievements were included in the filing.

## SEC filing metadata
- accession: 0001437749-25-031354
- form_type: 8-K
- ticker: BLGO
- cik: 0000880242
- company_name: BIOLARGO, INC.
- filed_at: 2025-10-20T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.15
- calibrated_materiality_score: 0.15
- confidence: low
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/880242/000143774925031354/0001437749-25-031354-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/880242/000143774925031354/blgo20251015_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-25-031354
- JSON: https://secwatch.observer/filing/0001437749-25-031354.json
- Plain text: https://secwatch.observer/filing/0001437749-25-031354.txt

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