---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-397255"
form_type: "8-K"
ticker: "SEI"
cik: "0001697500"
company_name: "Solaris Energy Infrastructure, Inc."
filed_at: "2026-09-22T12:06:16+00:00"
generated_at: "2026-09-22T12:10:20.283475+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Solaris Energy Infrastructure launches $1.0B senior notes due 2032 private placement for growth

## Summary
- Offers $1.0B aggregate principal of Senior Notes due 2032 via Rule 144A/Reg S private placement by subsidiary Solaris Energy Infrastructure, LLC.
- Net proceeds for general corporate purposes, growth capex, and offering fees; notes not registered under Securities Act.
- Post-offering issuer leverage ~5.3x based on $1.0B new notes plus $1.3B 6.375% senior notes due 2031 over ~$433M annualized Q2 2026 Adjusted EBITDA.
- Guides 2026 consolidated capex ~$1,955M and illustrative run-rate Adjusted EBITDA ~$1,000M by end-2029 on contracted 2,200+ MW.
- Recently closed Omega ($101M cash+3.6M shares), GESA ($52.4M cash+2.9M shares), Genco (400MW) to scale power portfolio.

## SEC filing metadata
- accession: 0001193125-26-397255
- form_type: 8-K
- ticker: SEI
- cik: 0001697500
- company_name: Solaris Energy Infrastructure, Inc.
- filed_at: 2026-09-22T12:06:16+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 7.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1697500/000119312526397255/0001193125-26-397255-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1697500/000119312526397255/d182097d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-397255
- JSON: https://secwatch.observer/filing/0001193125-26-397255.json
- Plain text: https://secwatch.observer/filing/0001193125-26-397255.txt

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