---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-24-017385"
form_type: "8-K"
ticker: "NSA"
cik: "0001618563"
company_name: "National Storage Affiliates Trust"
filed_at: "2024-04-23T23:59:59+00:00"
generated_at: "2026-06-03T11:56:49.227495+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.05
calibrated_materiality_score: 0.05
confidence: "high"
source: SEC EDGAR
---

# NSA files legal opinion from Clifford Chance US LLP as Exhibit 5.1

## Summary
- Item 9.01 filed with opinion of Clifford Chance US LLP and consent.
- No material operational, financial, or strategic updates provided.
- Routine filing related to securities matters; no new business events.

## SEC filing metadata
- accession: 0001628280-24-017385
- form_type: 8-K
- ticker: NSA
- cik: 0001618563
- company_name: National Storage Affiliates Trust
- filed_at: 2024-04-23T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.05
- calibrated_materiality_score: 0.05
- confidence: high
- sec_items: 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1618563/000162828024017385/0001628280-24-017385-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1618563/000162828024017385/nsa-20240423.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-24-017385
- JSON: https://secwatch.observer/filing/0001628280-24-017385.json
- Plain text: https://secwatch.observer/filing/0001628280-24-017385.txt

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