---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-043189"
form_type: "8-K"
ticker: "SDST"
cik: "0001831979"
company_name: "Stardust Power Inc."
filed_at: "2026-09-18T00:04:51+00:00"
generated_at: "2026-09-18T10:05:32.004335+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Stardust Power expands ATM offering capacity by $8.99M with B. Riley

## Summary
- Amendment No. 1 to Sales Agreement with B. Riley Securities dated May 8, 2026, filed Sept 17, 2026.
- Increases maximum issuable placement shares by an additional $8,990,537 of common stock at market.
- Sales to be made under effective S-3 (File 333-294938), declared effective April 16, 2026.
- No use of proceeds disclosed; potential dilution to existing shareholders.

## SEC filing metadata
- accession: 0001493152-26-043189
- form_type: 8-K
- ticker: SDST
- cik: 0001831979
- company_name: Stardust Power Inc.
- filed_at: 2026-09-18T00:04:51+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1831979/000149315226043189/0001493152-26-043189-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1831979/000149315226043189/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-043189
- JSON: https://secwatch.observer/filing/0001493152-26-043189.json
- Plain text: https://secwatch.observer/filing/0001493152-26-043189.txt

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