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<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><b>UNITED STATES</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><b>SECURITIES AND EXCHANGE COMMISSION</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><b>Washington, D.C. 20549</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><b>&#160;</b></p>

<p style="font: 14pt Times New Roman, Times, Serif; margin: 0; text-align: center"><b>FORM <span id="xdx_903_edei--DocumentType_c20240802__20240802_zmLxY3kK5Th"><ix:nonNumeric contextRef="AsOf2024-08-02" id="Fact000010" name="dei:DocumentType">8-K</ix:nonNumeric></span></b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><b>&#160;</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><b>CURRENT REPORT</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><b>Pursuant to Section 13 or 15(d) of the
Securities Exchange Act of 1934</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><b>Date of Report (Date of Earliest Event
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<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

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<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

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code <b>(<span id="xdx_909_edei--CityAreaCode_c20240802__20240802_zCDNNWdgKy98"><ix:nonNumeric contextRef="AsOf2024-08-02" id="Fact000021" name="dei:CityAreaCode">310</ix:nonNumeric></span>) <span id="xdx_90F_edei--LocalPhoneNumber_c20240802__20240802_zcNmPRo2mSyd"><ix:nonNumeric contextRef="AsOf2024-08-02" id="Fact000022" name="dei:LocalPhoneNumber">566-1000</ix:nonNumeric></span></b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><b>Not applicable</b></p>



<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">(Former name or former address, if changed since last
report)</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">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:</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

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    <td style="width: 95%">Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</td></tr>
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<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

<table cellspacing="0" cellpadding="0" style="font: 10pt Times New Roman, Times, Serif; width: 100%">
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    <td style="width: 95%">Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</td></tr>
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<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

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    <td style="width: 95%">Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</td></tr>
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<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

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<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">Securities registered pursuant to Section 12(b) of the Act:</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

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<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">Indicate by check mark whether the registrant is an emerging growth company
as defined in Rule 405 of the Securities Act of 1933 (&#167;230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934
(&#167;240.12b-2 of this chapter).</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">Emerging growth company&#160;&#160; <span style="font-family: Segoe UI Symbol,sans-serif"><span id="xdx_904_edei--EntityEmergingGrowthCompany_c20240802__20240802_zzK2NfeVtSK2"><ix:nonNumeric contextRef="AsOf2024-08-02" format="ixt:booleanfalse" id="Fact000030" name="dei:EntityEmergingGrowthCompany">&#9744;</ix:nonNumeric></span></span></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">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.&#160;&#160; &#9744;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

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<p style="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0pt"><span style="text-decoration: underline"><b>Item 5.02. Departure
of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensation Arrangements of Certain Officers.</b></span></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0"><span style="text-decoration: underline">Appointment of Philip Tseng as Director of the Company</span></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: 36pt">On August 1, 2024, the Board of BlackRock TCP Capital
Corp. (the &#8220;Company&#8221;) appointed Philip Tseng to the Board of Directors of the Company, with the appointment effective immediately.
Mr. Tseng, a Managing Director of BlackRock, Inc., currently serves on the Board of Directors of BlackRock Direct Lending Corp. and currently
serves as President for the Company, BlackRock Direct Lending Corp. and BlackRock Private Credit Fund.</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: 36pt">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0pt"><span style="text-decoration: underline"><b>Item 5.03. Amendments
to Articles of Incorporation or Bylaws; Change in Fiscal Year.</b></span></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0pt"><b>&#160;</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0pt; text-indent: 0.5in">On August 1, 2024, the Board of Directors of
the Company approved the Second Amended &amp; Restated By-Laws of the Company, for the sole purpose of updating requirements relating
to the availability of the list of stockholders to better align with current requirements of Delaware law. The amended bylaws are filed with this Current Report
on Form 8-K as Exhibit 99.1 hereto.</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0pt; text-indent: 0in">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0pt">&#160;<b><span style="text-decoration: underline">Item 9.01. Financial
Statements and Exhibits.</span></b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0pt"><b>&#160;</b></p>

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<p style="font: 10pt Times New Roman, Times, Serif; margin: 0 0 0pt">&#160;</p>

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    <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">99.1</span></td>
    <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><a href="btcc-html8207_ex991.htm">Second Amended &amp; Restated By-Laws of BlackRock TCP Capital
        Corp., dated as of August 1, 2024</a></span></td></tr>
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<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><b>SIGNATURE</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: 36pt">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 thereunto duly authorized.</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

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    <td>&#160;</td>
    <td colspan="2">BLACKROCK TCP CAPITAL CORP.</td></tr>
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    <td style="vertical-align: top; width: 60%">Date: August 2, 2024</td>
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    <td style="vertical-align: top">Title: Secretary</td></tr>
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{"company-data": {"conformed-name": "BlackRock TCP Capital Corp.", "cik": "0001370755", "organization-name": "", "irs-number": "562594706", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "814-00899", "film-number": "241170305"}, "business-address": {"street1": "2951 28TH STREET", "street2": "SUITE 1000", "city": "SANTA MONICA", "state": "CA", "zip": "90405", "phone": "310-566-1000"}, "mail-address": {"street1": "2951 28TH STREET", "street2": "SUITE 1000", "city": "SANTA MONICA", "state": "CA", "zip": "90405"}, "former-company": [{"former-conformed-name": "TCP Capital Corp.", "date-changed": "20120402"}, {"former-conformed-name": "Special Value Continuation Fund, LLC", "date-changed": "20060728"}]}
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM
8-K
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 2, 2024
(August
1, 2024)
BLACKROCK TCP CAPITAL CORP.
(Exact name of registrant as specified in its charter)
Delaware
814-00899
56-2594706
(State or other jurisdiction of incorporation)
(Commission File Number)
(IRS Employer Identification Number)
2951 28th Street
,
Suite 1000
Santa Monica
,
California
90405
(Address of Principal Executive Offices)
(Zip Code)
Registrant's telephone number, including area
code
(
310
)
566-1000
Not applicable
(Former name or former address, if changed since last
report)
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:
☐
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each class
Trading symbol(s)
Name of each exchange on which registered
Common Stock, $0.001 par value
TCPC
NASDAQ
Global Select Market
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.   ☐
Item 5.02. Departure
of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensation Arrangements of Certain Officers.
Appointment of Philip Tseng as Director of the Company
On August 1, 2024, the Board of BlackRock TCP Capital
Corp. (the "Company") appointed Philip Tseng to the Board of Directors of the Company, with the appointment effective immediately.
Mr. Tseng, a Managing Director of BlackRock, Inc., currently serves on the Board of Directors of BlackRock Direct Lending Corp. and currently
serves as President for the Company, BlackRock Direct Lending Corp. and BlackRock Private Credit Fund.
Item 5.03. Amendments
to Articles of Incorporation or Bylaws; Change in Fiscal Year.
On August 1, 2024, the Board of Directors of
the Company approved the Second Amended & Restated By-Laws of the Company, for the sole purpose of updating requirements relating
to the availability of the list of stockholders to better align with current requirements of Delaware law. The amended bylaws are filed with this Current Report
on Form 8-K as Exhibit 99.1 hereto.
Item 9.01. Financial
Statements and Exhibits.
(d)
Exhibits
Exhibit
Number
Description
99.1
Second Amended & Restated By-Laws of BlackRock TCP Capital
        Corp., dated as of August 1, 2024
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 thereunto duly authorized.
BLACKROCK TCP CAPITAL CORP.
Date: August 2, 2024
By:
/s/ Laurence D. Paredes
Name: Laurence D. Paredes
Title: Secretary