---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-23-008754"
form_type: "8-K"
ticker: "NSA"
cik: "0001618563"
company_name: "National Storage Affiliates Trust"
filed_at: "2023-03-21T23:59:59+00:00"
generated_at: "2026-06-17T22:15:46.591397+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# National Storage Affiliates acquires 15 Florida properties for $144M, issues Series B Preferred Shares

## Summary
- Acquired 15 self-storage properties in Florida from Personal Mini Storage affiliates for ~$144M.
- Issued 5,668,128 Series B 6% Cumulative Redeemable Preferred Shares ($25 liquidation preference) to sellers.
- Series B Preferred rank senior to common, 6% dividend ($1.50/yr), quarterly starting June 30, 2023.
- Registration rights agreement requires filing resale registration statement within 180 days.
- Partnership unit amendment creates Series B Preferred OP Units mirroring preferred shares.

## SEC filing metadata
- accession: 0001628280-23-008754
- form_type: 8-K
- ticker: NSA
- cik: 0001618563
- company_name: National Storage Affiliates Trust
- filed_at: 2023-03-21T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 3.02, 3.03, 5.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1618563/000162828023008754/0001628280-23-008754-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1618563/000162828023008754/nsa-20230315.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-23-008754
- JSON: https://secwatch.observer/filing/0001628280-23-008754.json
- Plain text: https://secwatch.observer/filing/0001628280-23-008754.txt

## Key facts
- Governance Changes
  National Storage Affiliates Trust: Filed Articles Supplementary to the Articles of Amendment and Restatement, classifying and designating 7,000,000 Series B Preferred Shares (effective 2023-03-15).
  - Change: charter amendment
  - Effective: 2023-03-15
  source text: On March 15, 2023, the Company filed with the State Department of Assessments and Taxation of the State of Maryland Articles Supplementary (the “Articles Supplementary”) to the Company’s Articles of Amendment and Restatement, classifying and designating 7,000,000 of the Company’s authorized but unissued preferred shares of beneficial interest as Series B Preferred Shares.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1618563/000162828023008754/0001628280-23-008754-index.htm

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