---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-085386"
form_type: "8-K"
ticker: "SMA"
cik: "0001585389"
company_name: "SmartStop Self Storage REIT, Inc."
filed_at: "2025-06-12T23:59:59+00:00"
generated_at: "2026-05-19T10:41:58.006113+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# SmartStop Self Storage REIT reduces authorized shares from 900M to 225M

## Summary
- Authorized common stock reduced from 700M shares to 175M shares; preferred from 200M to 50M.
- Class A common authorized lowered to 31.25M shares; Class T to 2.5M shares.
- Undesignated common shares cut from 565M to 141.25M shares.
- Amendment filed with Maryland State Department of Assessments and Taxation on June 12, 2025.

## SEC filing metadata
- accession: 0000950170-25-085386
- form_type: 8-K
- ticker: SMA
- cik: 0001585389
- company_name: SmartStop Self Storage REIT, Inc.
- filed_at: 2025-06-12T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1585389/000095017025085386/0000950170-25-085386-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1585389/000095017025085386/ck0001585389-20250612.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-085386
- JSON: https://secwatch.observer/filing/0000950170-25-085386.json
- Plain text: https://secwatch.observer/filing/0000950170-25-085386.txt

## Key facts
- Governance Changes
  SmartStop Self Storage REIT, Inc.: Reduced total authorized shares from 900,000,000 to 225,000,000, including corresponding reductions in common and preferred stock classes (effective 2025-06-12).
  - Change: charter amendment
  - Effective: 2025-06-12
  source text: On June 12, 2025, the Company, upon approval by the Company’s board of directors, filed Articles of Amendment (the “Amendment”) with the State Department of Assessments and Taxation of Maryland. The Amendment reduced the total number of authorized shares of stock of the Company from 900,000,000 to 225,000,000.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1585389/000095017025085386/0000950170-25-085386-index.htm

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