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STATES \n\nSECURITIES AND EXCHANGE COMMISSION\n\nWashington, D.C. 20549\n\n \n\nFORM 10-Q\n\n \n\n(Mark One)\n\n☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934\n\n \n\nFor the quarterly period ended March 31, 2026\n\n \n\nor\n\n \n\n☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934\n\n \n\nFor the transition period from                    to                       \n\n \n\nCommission File Number: 001-42472\n\n \n\nPLUM ACQUISITION CORP. IV\n\n(Exact name of registrant as specified in its charter) \n\n \n\nCayman Islands 98-1795710\n\n(State or other jurisdiction of\n\nincorporation or organization)\n \n(I.R.S. Employer\n\nIdentification No.)\n\n \n\n2021 Fillmore St. #2089\n\nSan Francisco, California 94115\n\n(Address of principal executive offices)\n\n(Zip Code)\n\n \n\n(929) 529-7125\n\n(Registrant’s telephone number)\n\n \n\nSecurities registered pursuant to Section 12(b)\nof the Act:\n\n \n\nTitle of Each Class\n \nTrading Symbol (s)\n \nName of Each Exchange on Which Registered\n\nClass A ordinary shares, $0.0001 par value per share PLMK The Nasdaq Stock Market LLC\n\nWarrants to purchase one share of Class A ordinary shares PLMKW The Nasdaq Stock Market LLC\n\nUnits, each consisting of one share of Class A ordinary shares and one-half of one redeemable warrant PLMKU The Nasdaq Stock Market LLC\n\n \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 ☒ No ☐\n\n \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 ☒ No ☐\n\n \n\nIndicate by check mark whether the registrant\nis a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company.\nSee the definitions of “large accelerated filer”, “accelerated filer”, “smaller reporting company”,\nand “emerging growth company” in Rule 12b-2 of the Exchange Act.\n\n \n\nLarge accelerated filer ☐Accelerated filer ☐Non-accelerated filer ☒Smaller reporting company ☒\n\n   Emerging growth company ☒\n\n \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. ☐\n\n \n\nIndicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes ☒  No ☐\n\n \n\nAs of May 15, 2026, there were 18,492,875 Class A ordinary shares, par value $0.0001 per share, and 5,750,000 Class B ordinary shares, par value $0.0001 per share, issued and outstanding.\n\n \n\n \n\n \n\n \n\n \n\n \n\nPLUM ACQUISITION CORP.\nIV\n\nFORM 10-Q FOR THE QUARTERLY PERIOD ENDED MARCH\n31, 2026\n\nTABLE OF CONTENTS\n\n \n\n \n \nPage\n\n[Part I. Financial Information](#a_001)\n \n1\n\n[Item 1. Financial Statements](#a_002)\n \n1\n\n[Condensed Consolidated Balance Sheets as of March 31, 2026 (Unaudited) and December 31, 2025](#a_003)\n \n1\n\n[Condensed Consolidated Statements of Operations for the Three Months Ended March 31, 2026 and 2025 (Unaudited)](#a_004)\n \n2\n\n[Condensed Consolidated Statements of Changes in Shareholders’ Deficit for the Three Months Ended March 31, 2026 and 2025 (Unaudited)](#a_005)\n \n3\n\n[Condensed Consolidated Statements of Cash Flows for the Three Months Ended March 31, 2026 and 2025 (Unaudited)](#a_006)\n \n4\n\n[Notes to Condensed Consolidated Financial Statements (Unaudited)](#a_007)\n \n5\n\n[Item 2. Management’s Discussion and Analysis of Financial Condition and Results of Operations](#a_008)\n \n21\n\n[Item 3. Quantitative and Qualitative Disclosures About Market Risk](#a_009)\n \n25\n\n[Item 4. Controls and Procedures](#a_010)\n \n25\n\n[Part II. Other Information](#a_011)\n \n26\n\n[Item 1. Legal Proceedings](#a_012)\n \n26\n\n[Item 1A. Risk Factors](#a_013)\n \n26\n\n[Item 2. Unregistered Sales of Equity Securities and Use of Proceeds](#a_014)\n \n26\n\n[Item 3. Defaults Upon Senior Securities](#a_015)\n \n27\n\n[Item 4. Mine Safety Disclosures](#a_016)\n \n27\n\n[Item 5. Other Information](#a_017)\n \n27\n\n[Item 6. Exhibits](#a_018)\n \n28\n\n[Part III. Signatures](#a_019)\n \n29\n\n \n\ni\n\n \n\n \n\nPART I - FINANCIAL INFORMATION"}