{"url_path":"/sec/cik-0000811830/8-k/2026-06-05/item-9-01","section_key":"item-9-01","section_title":"Item 9.01 Financial Statements and Exhibits","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-06-05","source_url":"https://www.sec.gov/Archives/edgar/data/811830/0001193125-26-259873-index.html","accession_number":"0001193125-26-259873","cik":"0000811830","ticker":null,"issuer_name":"Santander Holdings USA, Inc.","edgar_url":"https://www.sec.gov/Archives/edgar/data/811830/0001193125-26-259873-index.html","primary_entity_key":"0000811830","primary_entity_name":"Santander Holdings USA, Inc."},"word_count":327,"has_tables":true,"body_markdown":"Item 9.01\n\nFinancial Statements and Exhibits\n\n(d) Exhibits.\n\n \n\nExhibit\nNo.\n\n  \n\nDescription\n\n1.1\n  \n[Underwriting Agreement, dated as of June 2, 2026, by and between Santander Holdings USA, Inc. and Santander US Capital Markets LLC, BofA Securities, Inc., Citigroup Global Markets Inc., J.P. Morgan Securities LLC, Morgan Stanley & Co. LLC and RBC Capital Markets, LLC, as representatives of the several underwriters listed therein](d297610dex11.htm)\n\n4.1\n  \n[Senior Debt Indenture, dated as of April 19, 2011, by and between Santander Holdings USA, Inc. and Deutsche Bank Trust Company Americas, as trustee (incorporated herein by reference to Exhibit 4.1 to Santander Holdings USA, Inc.’s Current Report on Form 8-K filed on April 19, 2011)](http://www.sec.gov/Archives/edgar/data/811830/000095012311036862/w82431exv4w1.htm)\n\n4.2\n  \n[Eighth Supplemental Indenture, dated as of March 1, 2017, by and between Santander Holdings USA, Inc. and Deutsche Bank Trust Company Americas, as trustee (incorporated by reference to Exhibit 4.2 to Santander Holdings USA, Inc.’s Current Report on Form 8-K filed on March 1, 2017)](http://www.sec.gov/Archives/edgar/data/811830/000081183017000004/exhibit42-eighthsupplement.htm)\n\n4.3\n  \n[Thirty-Seventh Supplemental Indenture, dated as of June 5, 2026, by and between Santander Holdings USA, Inc. and Deutsche Bank Trust Company Americas, as trustee](d297610dex43.htm)\n\n4.4\n  \n[Form of 5.040% Fixed-to-Floating Rate Senior Notes due 2030 (included in Exhibit 4.3)](d297610dex43.htm)\n\n4.5\n  \n[Form of 5.220% Fixed-to-Floating Rate Senior Notes due 2032 (included in Exhibit 4.3)](d297610dex43.htm)\n\n4.6\n  \n[Form of 5.701% Fixed-to-Floating Rate Senior Notes due 2037 (included in Exhibit 4.3)](d297610dex43.htm)\n\n5.1\n  \n[Opinion of Wachtell, Lipton, Rosen & Katz](d297610dex51.htm)\n\n5.2\n  \n[Opinion of Lucosky Brookman LLP](d297610dex52.htm)\n\n23.1\n  \n[Consent of Wachtell, Lipton, Rosen & Katz (included in Exhibit 5.1)](d297610dex51.htm)\n\n23.2\n  \n[Consent of Lucosky Brookman LLP (included in Exhibit 5.2)](d297610dex52.htm)\n\n104\n  \nCover Page Interactive Data File (embedded within the Inline XBRL document)\n\nSIGNATURE\n\nPursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.\n\n \n\n \n\n \nSANTANDER HOLDINGS USA, INC.\n\nDated: June 5, 2026\n \n\n \nBy:\n \n\n/s/ Gerard A. Chamberlain\n\n \n\n \nName:\n \nGerard A. Chamberlain\n\n \n\n \nTitle:\n \nSenior Deputy General Counsel and Executive Vice President"}