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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: 12pt 0 0; text-align: center"><b>FORM <span id="xdx_909_edei--DocumentType_c20240307__20240307_z1MDQRL08JE8"><ix:nonNumeric contextRef="AsOf2024-03-07" name="dei:DocumentType" id="ixv-284">8-K</ix:nonNumeric></span></b></p>



<p style="font: 10pt Times New Roman, Times, Serif; margin: 12pt 0 0; text-align: center"><b>CURRENT REPORT</b></p>



<p style="font: 10pt Times New Roman, Times, Serif; margin: 12pt 0 0; text-align: center"><b>Pursuant to Section 13 or 15(d) of</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><b>the Securities Exchange Act of 1934</b></p>

<p style="font: 12pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">Date of Report (Date of earliest event
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<p style="font: 12pt Times New Roman, Times, Serif; margin: 0"></p>



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<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">(Exact name of registrant as specified in its charter)</p>

<p style="font: 12pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

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<p style="font: 12pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

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<p style="font: 12pt Times New Roman, Times, Serif; margin: 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">Registrant&#8217;s telephone number, including area
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<p style="font: 12pt Times New Roman, Times, Serif; margin: 0">&#160;</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></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: 12pt Times New Roman, Times, Serif; margin: 0"></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 12pt 0 0; text-align: justify">Check the appropriate box below if the Form&#160;8-K
filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (<i>see </i>General
Instruction&#160;A.2. below):</p>



<p style="font: 12pt Times New Roman, Times, Serif; margin: 12pt 0 0"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><span id="xdx_901_edei--WrittenCommunications_c20240307__20240307_zYtjaPhzEWl6"><ix:nonNumeric contextRef="AsOf2024-03-07" format="ixt:booleanfalse" name="dei:WrittenCommunications" id="ixv-297">&#9744;</ix:nonNumeric></span></span><span style="font-family: Times New Roman, Times, Serif; font-size: 6pt">&#160;&#160;&#160;&#160;</span><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Written
communications pursuant to Rule&#160;425 under the Securities Act (17 CFR 230.425)</span></p>



<p style="font: 12pt Times New Roman, Times, Serif; margin: 12pt 0 0"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><span id="xdx_90D_edei--SolicitingMaterial_c20240307__20240307_z75TTdu5tXJ5"><ix:nonNumeric contextRef="AsOf2024-03-07" format="ixt:booleanfalse" name="dei:SolicitingMaterial" id="ixv-298">&#9744;</ix:nonNumeric></span></span><span style="font-family: Times New Roman, Times, Serif; font-size: 6pt">&#160;&#160;&#160;&#160;</span><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Soliciting
material pursuant to Rule&#160;14a-12 under the Exchange Act (17 CFR 240.14a-12)</span></p>



<p style="font: 12pt Times New Roman, Times, Serif; margin: 12pt 0 0"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><span id="xdx_907_edei--PreCommencementTenderOffer_c20240307__20240307_z3j50zn2CmS"><ix:nonNumeric contextRef="AsOf2024-03-07" format="ixt:booleanfalse" name="dei:PreCommencementTenderOffer" id="ixv-299">&#9744;</ix:nonNumeric></span></span><span style="font-family: Times New Roman, Times, Serif; font-size: 6pt">&#160;&#160;&#160;&#160;</span><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Pre-commencement
communications pursuant to Rule&#160;14d-2(b) under the Exchange Act
(17 CFR 240.14d-2(b))</span></p>



<p style="font: 12pt Times New Roman, Times, Serif; margin: 12pt 0 0"><span id="xdx_901_edei--PreCommencementIssuerTenderOffer_c20240307__20240307_zkibJbSxDDfe" style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><ix:nonNumeric contextRef="AsOf2024-03-07" format="ixt:booleanfalse" name="dei:PreCommencementIssuerTenderOffer" id="ixv-300">&#9744;</ix:nonNumeric></span><span style="font-family: Times New Roman, Times, Serif; font-size: 6pt">&#160;&#160;&#160;&#160;</span><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Pre-commencement
communications pursuant to Rule&#160;13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</span></p><p style="margin-top: 12pt">Securities registered pursuant to Section 12(b) of the Act:</p>

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<p style="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.25in"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"></span></p>

<p style="text-align: justify; margin-top: 12pt">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: 400 13.33px Times New Roman, Times, Serif; color: rgb(0, 0, 0); letter-spacing: normal; word-spacing: 0px; text-align: left; text-indent: 0px">Emerging
growth company&#160;<span id="xdx_901_edei--EntityEmergingGrowthCompany_c20240307__20240307_z8VrMXu9vIq1"><ix:nonNumeric contextRef="AsOf2024-03-07" format="ixt:booleanfalse" name="dei:EntityEmergingGrowthCompany" id="ixv-304">&#9744;</ix:nonNumeric></span></p>

<p style="font: 400 13.33px Times New Roman, Times, Serif; text-align: justify; color: rgb(0, 0, 0); letter-spacing: normal; word-spacing: 0px; text-indent: 0px">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. &#9744;<span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">&#160;</span>&#160;</p>
<p style="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.25in"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"></span></p>

<p style="font: 12pt Times New Roman, Times, Serif; margin: 0">&#160;</p>


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<table cellpadding="0" cellspacing="0" style="font: bold 10pt Times New Roman, Times, Serif; width: 100%; margin-top: 16pt; margin-bottom: 0"><tr style="vertical-align: top">
<td style="width: 0"/><td style="width: 49.5pt">Item 7.01</td><td><span>Regulation FD Disclosure.</span></td></tr></table>

<p style="text-align: justify; font: 10pt/107% Times New Roman, Times, Serif; margin: 12pt 0 8pt">First Trust High Income Long/Short
Fund (&#8220;FSD&#8221;) is filing herewith a press release issued on March 7, 2024, as Exhibit 99.1. The press release was issued by
First Trust Advisors L.P. (&#8220;FTA&#8221;) to announce the joint special meeting of shareholders of each of <span style="letter-spacing: -0.05pt">First
Trust High Income Long/Short Fund </span>(NYSE: FSD) <span style="letter-spacing: -0.05pt">and First Trust/abrdn Global Opportunity Income
Fund</span> (NYSE: FAM) (each, a &#8220;Fund&#8221; and collectively, the &#8220;Funds&#8221;) held on March 7, 2024 has been adjourned
in order to permit additional solicitation of shareholders of each Fund and to allow shareholders additional time to vote on the respective
reorganizations of the Funds with and into abrdn Income Credit Strategies Fund (&#8220;ACP&#8221;). The joint special meeting of shareholders
of the Funds will reconvene on Thursday, April 18, 2024, at 12:30 Central time in the offices of FTA at 120 East Liberty Drive, Suite
400, Wheaton, Illinois (the &#8220;Meeting&#8221;). Details regarding the merger are contained in the press release included herein.</p>

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<td style="width: 0"/><td style="width: 49.5pt"><span>Item</span> 9.01</td><td><span>Financial
                                            Statements and Exhibits.</span></td></tr></table>

<p style="margin-top: 0; margin-bottom: 0">&#160;</p>

<table cellpadding="0" cellspacing="0" style="font: 10pt Times New Roman, Times, Serif; width: 100%; margin-top: 3pt; margin-bottom: 0"><tr style="vertical-align: top">
<td style="width: 0.5in">(d)</td><td style="width: 1in">Exhibits.</td><td/></tr></table>


<p style="font: 10pt Times New Roman, Times, Serif; margin: 3pt 0">&#160;</p>

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    <td style="text-align: left; vertical-align: bottom; width: 12%"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b>Exhibit</b></span></td>
    <td style="width: 3%; padding-right: 5.4pt; padding-left: 5.4pt">&#160;</td>
    <td style="width: 85%; padding-right: 5.4pt; padding-left: 5.4pt">&#160;</td></tr>
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    <td style="border-bottom: Black 1pt solid; text-align: left; vertical-align: bottom"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b>Number</b></span></td>
    <td style="padding-right: 5.4pt; padding-left: 5.4pt">&#160;</td>
    <td style="border-bottom: Black 1pt solid; padding-right: 5.4pt"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b>Description</b></span></td></tr>
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    <td style="text-align: left; padding-right: 5.4pt; vertical-align: bottom"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">99.1</span></td>
    <td style="padding-right: 5.4pt; padding-left: 5.4pt">&#160;</td>
    <td style="text-align: left; padding-right: 5.4pt; vertical-align: bottom"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><a href="ex_99.htm">Press Release, dated March 7, 2024</a>.</span></td></tr>
  </table>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 3pt 0">&#160;</p>




<p style="font: 10pt Times New Roman, Times, Serif; margin: 3pt 0 0 1.5in; text-indent: -1.5in"></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 3pt 0 0 1.5in; text-indent: -1.5in">&#160;</p>



<p style="font: 10pt Times New Roman, Times, Serif; margin: 14pt 0 0; text-align: center"><b>SIGNATURES</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 14pt 0 0; text-align: justify">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.</p>

<p style="font: 12pt/14pt Times New Roman, Times, Serif; margin: 0 0 0 3.5in; text-indent: -3.5in">&#160;</p>

<p style="font: 12pt/14pt Times New Roman, Times, Serif; margin: 0 0 0 3.5in; text-indent: -3.5in">&#160;</p>


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  <tr style="vertical-align: top">
    <td>Dated: March 7, 2024</td>
    <td style="padding-right: 5.4pt; text-indent: 0in; line-height: 14pt">&#160;</td>
    <td style="padding-right: 5.4pt; text-indent: 0in; line-height: 14pt"><b>FIRST TRUST HIGH INCOME LONG/SHORT FUND</b></td></tr>
  <tr style="vertical-align: top">
    <td>&#160;</td>
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    <td style="width: 5%; padding-right: 5.4pt; text-indent: 0in; line-height: 14pt"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">By:</span></td>
    <td style="border-bottom: Black 1pt solid; width: 45%; padding-right: 5.4pt; text-indent: 0in; line-height: 14pt"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">/s/ W. Scott Jardine</span></td></tr>
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    <td>&#160;</td>
    <td style="padding-right: 5.4pt; text-indent: 0in; line-height: 14pt"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Name</span></td>
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    <td style="padding-right: 5.4pt; text-indent: 0in; line-height: 14pt"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Title:</span></td>
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<p style="font: 10pt Times New Roman, Times, Serif; margin: 14pt 0 0; text-align: center"><b>EXHIBIT INDEX</b></p>

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    <td style="text-align: left; vertical-align: bottom; width: 12%"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b>Exhibit</b></span></td>
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    <td style="border-bottom: Black 1pt solid; text-align: left; vertical-align: bottom"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b>Number</b></span></td>
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    <td style="border-bottom: Black 1pt solid; padding-right: 5.4pt"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b>Description</b></span></td></tr>
  <tr style="vertical-align: top">
    <td style="text-align: left; padding-right: 5.4pt; vertical-align: bottom"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">99.1</span></td>
    <td style="padding-right: 5.4pt; padding-left: 5.4pt">&#160;</td>
    <td style="text-align: left; padding-right: 5.4pt; vertical-align: bottom"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><a href="ex_99.htm">Press Release, dated March 7, 2024.</a></span></td></tr>
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{"company-data": {"conformed-name": "FIRST TRUST HIGH INCOME LONG/SHORT FUND", "cik": "0001494530", "organization-name": "", "irs-number": "273072807", "fiscal-year-end": "1031"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "811-22442", "film-number": "24730548"}, "business-address": {"street1": "120 EAST LIBERTY DRIVE, SUITE 400", "city": "WHEATON", "state": "IL", "zip": "60187", "phone": "630-765-8000"}, "mail-address": {"street1": "120 EAST LIBERTY DRIVE, SUITE 400", "city": "WHEATON", "state": "IL", "zip": "60187"}}
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):
March 7, 2024
First Trust High Income Long/Short Fund
(Exact name of registrant as specified in its charter)
Massachusetts
811-22442
27-3072807
(State or other jurisdiction
(Commission File Number)
(IRS Employer
of incorporation)
Identification No.)
120 East Liberty Drive
,
Suite 400
Wheaton
,
Illinois
(Address of principal executive offices)
60187
(zip code)
Registrant's telephone number, including area
code: (
630
)
765-8000
_____________________________________________________
(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 (
see
General
Instruction A.2. below):
☐
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 class
Trading Symbol
Name of Exchange on which registered
Common stock, $0.01 par value per share
FSD
New York Stock Exchange
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 7.01
Regulation FD Disclosure.
First Trust High Income Long/Short
Fund ("FSD") is filing herewith a press release issued on March 7, 2024, as Exhibit 99.1. The press release was issued by
First Trust Advisors L.P. ("FTA") to announce the joint special meeting of shareholders of each of
First
Trust High Income Long/Short Fund
(NYSE: FSD)
and First Trust/abrdn Global Opportunity Income
Fund
(NYSE: FAM) (each, a "Fund" and collectively, the "Funds") held on March 7, 2024 has been adjourned
in order to permit additional solicitation of shareholders of each Fund and to allow shareholders additional time to vote on the respective
reorganizations of the Funds with and into abrdn Income Credit Strategies Fund ("ACP"). The joint special meeting of shareholders
of the Funds will reconvene on Thursday, April 18, 2024, at 12:30 Central time in the offices of FTA at 120 East Liberty Drive, Suite
400, Wheaton, Illinois (the "Meeting"). Details regarding the merger are contained in the press release included herein.
Item
9.01
Financial
                                            Statements and Exhibits.
(d)
Exhibits.
Exhibit
Number
Description
99.1
Press Release, dated March 7, 2024
.
SIGNATURES
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.
Dated: March 7, 2024
FIRST TRUST HIGH INCOME LONG/SHORT FUND
By:
/s/ W. Scott Jardine
Name
W. Scott Jardine
Title:
Secretary
EXHIBIT INDEX
Exhibit
Number
Description
99.1
Press Release, dated March 7, 2024.