UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

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FORM 8-K

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CURRENT REPORT

Pursuant to Section 13 or 15(d) of

the Securities Exchange Act of 1934

Date of Report (Date of Earliest Event Reported): August 31, 2026

BLACKROCK TCP CAPITAL CORP.

(Exact name of registrant as specified in its charter)

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Registrant’s telephone number, including area code (310) 566-1000

Not applicable

(Former name or former address, if changed since last report)

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Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

Securities registered pursuant to Section 12(b) of the Act:

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If 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. ☐

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On August 31, 2026, Philip Tseng resigned from his positions as a Director, Chair of the Board of Directors (the “Board”), Chief Executive Officer (“CEO”), and Co-Chief Investment Officer of BlackRock TCP Capital Corp. (the “Company”), BlackRock Private Credit Fund (“BDEBT”) and BlackRock Direct Lending Corp. (“BDLC”), each effective as of the close of business on August 31, 2026, to pursue other business opportunities outside of BlackRock, Inc., and entered into an agreement regarding the terms and timing of his separation from BlackRock, Inc.  Mr. Tseng’s resignation is not the result of any disagreement with the Company, BDEBT, BDLC, or with BlackRock, Inc.  Mr. Tseng will continue to serve as an employee of BlackRock, Inc. until October 1, 2026 in order to ensure the smooth transition of his responsibilities.

On September 2, 2026, the Board appointed Jason Mehring as a Director, Chair of the Board, and CEO of the Company, with the appointments each effective as of September 2, 2026.  Mr. Mehring will serve in these positions until his resignation or removal by the Board.  Mr. Mehring was also appointed to serve as Trustee/Director, Chair of the Board, and CEO of BDEBT and BDLC, each effective as of September 2, 2026.

Mr. Mehring, born in 1971, is a Managing Director of BlackRock, Inc.  Mr. Mehring was the President of the Company, BDEBT and BDLC from November 6, 2024 until September 2, 2026. Mr. Mehring is a senior member of the investment team within BlackRock’s Private Financing Solutions (PFS) platform where he is a leader in BlackRock’s U.S. core middle market direct lending strategy. In this capacity, Mr. Mehring is responsible for the oversight of the strategy’s investment process and plays a leadership role in the evaluation, structuring, and execution of private secured investments in U.S. core middle market companies. Mr. Mehring has over 30 years’ experience in middle market investing including his 20 years’ experience with the BlackRock team, which he joined as a Managing Director in 2005. Mr. Mehring previously spent more than ten years at Banc of America Capital Investors (BACI), an affiliate of Bank of America, Inc., in Chicago, where he held positions of increasing responsibility, becoming a Principal of the firm in 2000. At BACI, Mr. Mehring focused on mezzanine and private equity investing in middle market companies. Prior to joining BACI in 1994, he worked at Firstar Bank, a predecessor to U.S. Bank. Mr. Mehring holds an M.B.A. from the Kellogg School of Management at Northwestern University and a B.B.A., summa cum laude, in Finance and Economics from the University of Wisconsin Eau Claire (graduating with University Honors).

There are no family relationships between Mr. Mehring and any director or executive officer of the Company, and he is not a party to any transaction that is required to be reported pursuant to Item 404(a) of Regulation S-K.

Effective as of September 2, 2026, the Board appointed Dan Worrell to the position of President of the Company, moving from his previous position of Co-Chief Investment Officer.  Mr. Worrell was also appointed to the position of President, from his previous position of Co-Chief Investment Officer, for each of BDEBT and BDLC, each effective as of September 2, 2026.

Mr. Worrell, born in 1963, is a Managing Director of BlackRock, Inc.  Mr. Worrell served as the Co-Chief Investment Officer of the Company, BDEBT and BDLC from November 6, 2024 until September 2, 2026. Mr. Worrell is a senior member of the investment team within BlackRock’s Private Financing Solutions (PFS) platform, where he is a leader in BlackRock’s U.S. core middle market direct lending strategy. In this capacity, Mr. Worrell is responsible for oversight of the strategy’s portfolio management process and plays a leadership role in the evaluation, structuring, and execution of private secured investments in U.S. core middle market companies. Prior to joining BlackRock, Mr. Worrell was a Managing Director at Tennenbaum Capital Partners, LLC, where he led investment activity across several industry verticals, including Healthcare, Consumer Brands, Retail, and Consumer and Specialty Finance. Prior to Tennenbaum Capital Partners, LLC, Mr. Worrell was a High Yield Portfolio Manager with Mulholland Capital Advisors. Mr. Worrell holds an M.B.A. from Columbia University and a B.S. from California State University, Northridge.

There are no family relationships between Mr. Worrell and any director or executive officer of the Company, and he is not a party to any transaction that is required to be reported pursuant to Item 404(a) of Regulation S-K.

As a result of the various appointments referenced herein, effective as of September 2, 2026, the officers of the Company are as follows:

In addition, Tennenbaum Capital Partners, LLC (the “Advisor”) has an investment process organized around the Advisor’s investment committee for the Company’s portfolio (the “Investment Committee”) that provides for a centralized, repeatable decision process. The number of voting and non-voting members of the Investment Committee is subject to increase or decrease in the sole discretion of the Advisor.

Effective as of the close of business on August 31, 2026, Philip Tseng is no longer a voting member of the Investment Committee.  Jason Mehring, Dan Worrell, Rob DiPaolo, Vikas Keswani, Michael Fenstermacher, and Grishma Parekh continue to serve as voting members of the Investment Committee.

SIGNATURE

Pursuant 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.

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