{"url_path":"/sec/nsa/8-k/2026-07-08/cover-page","section_key":"cover-page","section_title":"Cover Page","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-07-08","source_url":"https://www.sec.gov/Archives/edgar/data/1618563/0001104659-26-081584-index.html","accession_number":"0001104659-26-081584","cik":"0001618563","ticker":"NSA","issuer_name":"National Storage Affiliates Trust","edgar_url":"https://www.sec.gov/Archives/edgar/data/1618563/0001104659-26-081584-index.html","primary_entity_key":"0001618563","primary_entity_name":"National Storage Affiliates Trust"},"word_count":364,"has_tables":true,"body_markdown":"false\n0001618563\n\n0001618563\n\n2026-07-08\n2026-07-08\n\n0001618563\n\nus-gaap:CommonClassAMember\n\n2026-07-08\n2026-07-08\n\n0001618563\n\nus-gaap:SeriesAPreferredStockMember\n\n2026-07-08\n2026-07-08\n\n0001618563\n\nus-gaap:SeriesBPreferredStockMember\n\n2026-07-08\n2026-07-08\n\niso4217:USD\n\nxbrli:shares\n\niso4217:USD\n\nxbrli:shares\n\n \n\n \n\n**UNITED\nSTATES\nSECURITIES AND EXCHANGE COMMISSION**\n\n**Washington, D.C. 20549**\n\n \n\n \n\n \n\n**FORM 8-K**\n\n \n\n \n\n \n\n**CURRENT REPORT**\n\n** **\n\n**Pursuant to Section 13 or 15(d)\nof The Securities Exchange Act of 1934**\n\n \n\n**Date of Report (Date of earliest event\nreported): July 8, 2026**\n\n \n\n \n\n \n\n**National\nStorage Affiliates Trust**\n\n**(Exact name of registrant as specified\nin its charter)**\n\n \n\n**Maryland**\n**001-37351**\n**46-5053858**\n\n**(State or other jurisdiction of incorporation)**\n**(Commission File Number)**\n**(IRS Employer Identification No.)**\n\n \n\n**8400 East Prentice Avenue, 9th Floor**\n\n**Greenwood Village, Colorado, 80111**\n\n**(Address of principal\nexecutive offices)(Zip Code)**\n\n \n\n**(720)\n630-2600**\n\n**(Registrant’s\ntelephone number, including area code)**\n\n** **\n\n****\n\n \n\n** **\n\nCheck the appropriate box below if the\nForm 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following\nprovisions (see General Instruction A.2. below):\n\n \n\nx\nWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)\n\n \n\n¨\nSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)\n\n \n\n¨\nPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))\n\n \n\n¨\nPre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))\n\n \n\nSecurities registered pursuant to Section 12(b) of the Act:\n\n \n\nTitle of each class\nTrading Symbols\nName of each exchange on which\n\nregistered\n\nCommon Shares of Beneficial Interest, $0.01 par value per share\nNSA\nNew York Stock Exchange\n\nSeries A Cumulative Redeemable Preferred Shares of Beneficial Interest, par value $0.01 per share\nNSA Pr A\nNew York Stock Exchange\n\nSeries B Cumulative Redeemable Preferred Shares of Beneficial Interest, par value $0.01 per share\nNSA Pr B\nNew York Stock Exchange\n\n \n\nIndicate by check\nmark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this\nchapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).\n\n \n\nEmerging\ngrowth company ¨\n\n \n\nIf\nan emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for\ncomplying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨"}