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of Content](#ifabb5bdf848e4f3c9a65f57095dd4359_7)s\n\nUNITED STATES\n\nSECURITIES AND EXCHANGE COMMISSION\n\nWashington, D.C. 20549\n\n \n\nForm 10-Q\n\n☒Quarterly report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934\n\nFor the quarterly period ended March 31, 2026\n\n☐Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934\n\nFor the transition period from                      to                     .\n\n001-35542\n\n(Commission File number)\n\n(Exact name of registrant as specified in its charter)\n\nCustomers Bancorp, Inc.\n\nPennsylvania 27-2290659\n\n(State or other jurisdiction of incorporation or organization) (IRS Employer Identification No.)\n\n701 Reading Avenue\n\nWest Reading, PA 19611\n\n(Address of principal executive offices)\n\n(610) 933-2000\n\n(Registrant’s telephone number, including area code)\n\nN/A\n\n(Former name, former address and former fiscal year, if changed since last report)\n\n \n\n \n\nSecurities registered pursuant to Section 12(b) of the Act:\n\nTitle of Each ClassTrading SymbolsName of Each Exchange on which Registered\n\nVoting Common Stock, par value $1.00 per shareCUBINew York Stock Exchange\n\n5.375% Subordinated Notes due 2034CUBBNew York Stock Exchange\n\nSecurities registered pursuant to Section 12(g) of the Act: None\n\nIndicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.    Yes  x    No ¨\n\nIndicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).    Yes  x    No  ¨\n\nIndicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and \"emerging growth company\" in Rule 12b-2 of the Exchange Act.\n\nLarge accelerated filerxAccelerated Filer☐\n\nNon-accelerated filer\no \nSmaller Reporting Company☐\n\nEmerging Growth Company☐\n\nIf an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.o\n\nIndicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act)    Yes  ☐    No  x\n\n________________________________________ \n\nOn May 5, 2026, 33,825,088 shares of Voting Common Stock were outstanding.\n\n[Table of Content](#ifabb5bdf848e4f3c9a65f57095dd4359_7)s\n\nCUSTOMERS BANCORP, INC. AND SUBSIDIARIES\n\nTable of Contents\n\n[Part I](#ifabb5bdf848e4f3c9a65f57095dd4359_13)"}