---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-25-035203"
form_type: "8-K"
ticker: "BLGO"
cik: "0000880242"
company_name: "BIOLARGO, INC."
filed_at: "2025-11-14T23:59:59+00:00"
generated_at: "2026-05-16T20:02:32.927606+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "low"
source: SEC EDGAR
---

# BioLargo to present investor webcast on Nov 14, 2025 with slides attached

## Summary
- Investor webcast scheduled for Nov 14, 2025 at 1:30 PM PT.
- Slide deck attached as Exhibit 99.1 (image format) contains business update.
- No financial or operational details from slides provided in text form.

## SEC filing metadata
- accession: 0001437749-25-035203
- form_type: 8-K
- ticker: BLGO
- cik: 0000880242
- company_name: BIOLARGO, INC.
- filed_at: 2025-11-14T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: low
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/880242/000143774925035203/0001437749-25-035203-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/880242/000143774925035203/blgo20251114_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-25-035203
- JSON: https://secwatch.observer/filing/0001437749-25-035203.json
- Plain text: https://secwatch.observer/filing/0001437749-25-035203.txt

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