Company: NSA-PB
Filing Date: 2025-03-28
Form Type: DEF 14A
Source: 0001628280-25-015431
Chunk: 57

Company: National Storage Affiliates Trust
Filing Date: 2025-03-28
Form: DEF 14A
Chunk 57
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 2024, for a two year period for each of Ms. Fischer, Mr. Cramer and Mr. Togashi and for a one year period for each of Mr. Cowan and Ms. Kenyon.

(4) Reflects the time-based and performance-based unvested LTIP units that would vest on December 31, 2024, as further described under the Outstanding Equity Awards at Fiscal Year End Table above. Our time-based LTIP units vest annually, subject to continued employment, except in the case of the time-based LTIP units awarded on December 2, 2024 which cliff vest on December 2, 2026, subject to continued employment. For each of our NEOs, the line item "Death or Disability" reflects a prorated amount of such time-based LTIP units based on the portion of the service period under the LTIP unit awards that had elapsed on December 31, 2024, such that each NEO would only receive the actual number of time-based LTIP units for the portion of the year or vesting period prior to termination in the case of death or disability. As such, the line item "Death or Disability" reflects (i) a prorated portion of the actual time-based awards that vested for each NEO on January 1, 2025; a prorated portion of the actual time-based awards that would vest for Ms. Fischer, Mr. Cramer, Mr. Togashi, Mr. Cowan, and Ms. Kenyon on December 2, 2026 based on 29 days of employment over 730 days; in the case of Mr. Cowan and Ms. Kenyon, a prorated portion of the actual time-based awards that would vest on June 10, 2025 based on 204 days of employment; and in the case of Ms. Kenyon, a prorated portion of the actual time-based awards that would vest on March 1, 2025 based on 305 days of employment, (ii) the actual performance-based awards that vested for each NEO on January 1, 2025, if any, and (iii) the maximum amount of LTIP units that can vest on December 2, 2025 contingent upon the achievement of performance criteria during the period between December 2, 2024 and

| NATIONAL STORAGE AFFILIATES 2025 PROXY STATEMENT |     | 52 |

December 2, 2025, the maximum amount