奇美拉投资美股招股说明书(2025-09-10版)

We are offering $115,000,000 aggregate principal amount of our 8.875% Senior Notes due 2030, or the notes, under thisprospectus supplement. The notes will bear interest at a rate equal to 8.875% per year, payable quarterly in arrears onFebruary15, May15, August15 and November15 of each year, beginning on November15, 2025. The notes will mature onAugust15, 2030. The notes will be issued in minimum denominations of $25 and integral multiples of $25 in excess thereof. We may redeem the notes, in whole or in part, at any time on or after August15, 2027 at a redemption price equal to 100%of the principal amount redeemed plus accrued and unpaid interest to, but excluding, the redemption date. Upon a Change ofControl Repurchase Event, we will be required to make an offer to repurchase all outstanding notes at a price in cash equal to101% of the principal amount of the notes, plus accrued and unpaid interest to, but not including, the repurchase date. See“Description of the Notes - Offer to Repurchase Upon a Change of Control Repurchase Event.” The notes will be our senior unsecured obligations and will rank senior in right of payment to any future indebtedness thatis expressly subordinated in right of payment to the notes, equal in right of payment to our existing and future unsecuredindebtedness that is not so subordinated, including our 9.000% Senior Notes due 2029 and 9.250% Senior Notes due 2029,effectively junior to any existing and future secured indebtedness to the extent of the value of the assets securing suchindebtedness and structurally junior to all existing and future indebtedness and any preferred equity of our subsidiaries as well asto any of our existing or future indebtedness that may be guaranteed by any of our subsidiaries (to the extent of any suchguarantee). The notes are a new issue of securities and there is no established trading market for the notes. We intend to apply forlisting of the notes on the New York Stock Exchange, or the NYSE, under the symbol “CIMP.” If approved for listing, tradingon the NYSE is expected to begin within 30 days of September 16, 2025, the original issue date. The notes are expected to trade“flat,” meaning that purchasers will not pay, and sellers will not receive, any accrued and unpaid interest on the notes that is notincluded in the trading price. Investing in the notes involves risks that are described under the caption “Risk Factors”beginning on pageS-6of this prospectus supplement and in our Annual Report onForm10-Kforthe fiscal year ended December31, 2024 and as updated by our subsequent Quarterly Reports onForm10-Q,which are incorporated by reference in this prospectus supplement. (1)Assumes no exercise of the underwriters’ over-allotment option.(2)Plus accrued interest, if any, from September 16, 2025, if settlement occurs after that date.(3)See “Underwriting” for a description of additional compensation payable by us to the underwriters. Neither the Securities and Exchange Commission, or SEC, nor any state securities commission has approved ordisapproved of these securities or determined if this prospectus supplement or the accompanying prospectus is truthfulor complete. Any representation to the contrary is a criminal offense. We have also granted the underwriters an option to purchase within 30 days from the date of this prospectus supplement upto an additional $17,250,000 principal amount of notes from us at the initial public offering price less the underwriting discountsand commissions solely to cover over-allotments, if any. The underwriters expect to deliver the notes in book-entry form only through the facilities of The Depository TrustCompany on or about September 16, 2025. Table of Contents TABLE OF CONTENTS Prospectus Supplement ABOUT THIS PROSPECTUS SUPPLEMENTFORWARD-LOOKING STATEMENTSPROSPECTUS SUPPLEMENT SUMMARYTHE OFFERINGRISK FACTORSUSE OF PROCEEDSDESCRIPTION OF THE NOTESSUPPLEMENTAL U.S. FEDERAL INCOME TAX CONSIDERATIONSUNDERWRITINGLEGAL MATTERSEXPERTSWHERE YOU CAN FIND MORE INFORMATIONINCORPORATION OF CERTAIN INFORMATION BY REFERENCE Prospectus ABOUT THIS PROSPECTUSA WARNING ABOUT FORWARD-LOOKING STATEMENTSABOUT CHIMERA INVESTMENT CORPORATIONRISK FACTORSSELECTED FINANCIAL DATAUSE OF PROCEEDSDESCRIPTION OF EQUITY SECURITIESDESCRIPTION OF WARRANTSDESCRIPTION OF DEBT SECURITIESRESTRICTIONS ON OWNERHSIP AND TRANSFERCERTAIN PROVISIONS OF MARYLAND LAW AND OF OUR CHARTER AND BYLAWSMATERIAL U.S. FEDERAL INCOME TAX CONSIDERATIONSPLAN OF DISTRIBUTIONEXPERTSLEGAL MATTERSWHERE YOU CAN FIND MORE INFORMATIONINCORPORATION OF CERTAIN DOCUMENTS BY REFERENCE Table of Contents ABOUT THIS PROSPECTUS SUPPLEMENT This document is in two parts. The first part is this prospectus supplement, which describes the specific terms of this offering and also adds to,changes and updates information contained in the accompanying prospectus and the documents incorporated by reference herein or therein. The secondpart, the accompanying prospectus, gives m