UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q ☒ Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the Quarterly Period Ended March 31, 2024 ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the Transition Period From ____ to ____ Commission File Number: 814-00899 BLACKROCK TCP CAPITAL CORP. (Exact Name of Registrant as Specified in its Charter) Delaware 56-2594706 (State or Other Jurisdic ...