<SEC-DOCUMENT>0000950170-24-122482.txt : 20241106
<SEC-HEADER>0000950170-24-122482.hdr.sgml : 20241106
<ACCEPTANCE-DATETIME>20241106172436
ACCESSION NUMBER:		0000950170-24-122482
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20241105
FILED AS OF DATE:		20241106
DATE AS OF CHANGE:		20241106

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Schacterle Amy
		CENTRAL INDEX KEY:			0002042021
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40551
		FILM NUMBER:		241432297

	MAIL ADDRESS:	
		STREET 1:		C/O ACUMEN PHARMACEUTICALS, INC.
		STREET 2:		1210-1220 WASHINGTON STREET, SUITE 210
		CITY:			NEWTON
		STATE:			MA
		ZIP:			02465

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Acumen Pharmaceuticals, Inc.
		CENTRAL INDEX KEY:			0001576885
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				364108129
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		427 PARK ST.
		CITY:			CHARLOTTESVILLE
		STATE:			VA
		ZIP:			22902
		BUSINESS PHONE:		925-368-8508

	MAIL ADDRESS:	
		STREET 1:		427 PARK ST.
		CITY:			CHARLOTTESVILLE
		STATE:			VA
		ZIP:			22902
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>ownership.xml
<DESCRIPTION>3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2024-11-05</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001576885</issuerCik>
        <issuerName>Acumen Pharmaceuticals, Inc.</issuerName>
        <issuerTradingSymbol>ABOS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0002042021</rptOwnerCik>
            <rptOwnerName>Schacterle Amy</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ACUMEN PHARMACEUTICALS, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>210-1220 WASHINGTON STREET, SUITE 210</rptOwnerStreet2>
            <rptOwnerCity>NEWTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02465</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>false</isDirector>
            <isOfficer>true</isOfficer>
            <isTenPercentOwner>false</isTenPercentOwner>
            <isOther>false</isOther>
            <officerTitle>Chief Regulatory Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <remarks>Exhibit List - Exhibit 24.1 - Power of Attorney</remarks>

    <ownerSignature>
        <signatureName>/s/ Derek Meisner, Attorney-in-Fact</signatureName>
        <signatureDate>2024-11-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
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<DOCUMENT>
<TYPE>EX-24.1
<SEQUENCE>2
<FILENAME>abos-ex24_1.htm
<DESCRIPTION>EX-24.1
<TEXT>
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  <title>EX-24.1</title>
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  <div style="padding-top:0.5in;z-index:-3;min-height:1in;position:relative;box-sizing:border-box;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:right;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:12pt;font-family:Times New Roman;min-width:fit-content;">Exhibit 24.1</font></p></div>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">POWER OF ATTORNEY</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><font style="white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">&#160;</font></p>
  <p style="text-indent:6.667%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><font style="color:#000000;white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">The undersigned hereby constitutes and appoints Daniel O&#x2019;Connell, Derek Meisner, Matthew Zuga and Thomas Danielski, and each of them singly, with full power of substitution, as the undersigned&#x2019;s true and lawful attorney&#x2011;in&#x2011;fact to:</font></p>
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  <div class="item-list-element-wrapper" style="margin-left:6.667%;display:flex;margin-top:0;justify-content:flex-start;align-items:baseline;margin-bottom:0;min-width:6.667%;text-align:justify;"><font style="color:#000000;white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:7.14323979728499%;word-break:keep-all;display:inline-flex;justify-content:flex-start;">(1)</font><div style="width:100%;display:inline;"><font style="color:#000000;white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">execute for and on behalf of the undersigned, in the undersigned&#x2019;s capacity as officer and/or director of Acumen Pharmaceuticals, Inc. (the &#x201c;Company&#x201d;), Forms 3, 4, and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934, as amended, and the rules thereunder;</font></div></div>
  <p style="margin-left:6.667%;text-indent:-7.143%;padding-left:6.667%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><font style="white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">&#160;</font></p>
  <div class="item-list-element-wrapper" style="margin-left:6.667%;display:flex;margin-top:0;justify-content:flex-start;align-items:baseline;margin-bottom:0;min-width:6.667%;text-align:left;"><font style="color:#000000;white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:7.14323979728499%;word-break:keep-all;display:inline-flex;justify-content:flex-start;">(2)</font><div style="width:100%;display:inline;"><font style="color:#000000;white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">do and perform any and all acts for and on behalf of the undersigned that may be necessary or desirable to complete and execute any such Form 3, 4, or 5, complete and execute any amendment or amendments thereto, and timely file such form with the U.S. Securities and Exchange Commission and any stock exchange or similar authority; and</font></div></div>
  <p style="margin-left:6.667%;text-indent:-7.143%;padding-left:6.667%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><font style="white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">&#160;</font></p>
  <div class="item-list-element-wrapper" style="margin-left:6.667%;display:flex;margin-top:0;justify-content:flex-start;align-items:baseline;margin-bottom:0;min-width:6.667%;text-align:justify;"><font style="color:#000000;white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:7.14323979728499%;word-break:keep-all;display:inline-flex;justify-content:flex-start;">(3)</font><div style="width:100%;display:inline;"><font style="color:#000000;white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">take any other action of any type whatsoever in connection with the foregoing that, in the opinion of such attorney&#x2011;in&#x2011;fact, may be of benefit to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney&#x2011;in&#x2011;fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney&#x2011;in&#x2011;fact may approve in such attorney&#x2011;in&#x2011;fact&#x2019;s discretion.</font></div></div>
  <p style="text-indent:6.667%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><font style="white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">&#160;</font></p>
  <p style="text-indent:6.667%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><font style="color:#000000;white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">The undersigned hereby grants to such attorneys&#x2011;in&#x2011;fact full power and authority to do and perform any and every act and thing whatsoever requisite, necessary or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution or revocation, hereby ratifying and confirming all that such attorneys&#x2011;in&#x2011;fact, or such attorneys&#x2011;in&#x2011;fact&#x2019;s substitute or substitutes, shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. The undersigned acknowledges that the foregoing attorneys&#x2011;in&#x2011;fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned&#x2019;s responsibilities to comply with Section 16 of the Securities Exchange Act of 1934, as amended.</font></p>
  <p style="text-indent:6.667%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><font style="white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">&#160;</font></p>
  <p style="text-indent:6.667%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><font style="color:#000000;white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4, and 5 with respect to the undersigned&#x2019;s holdings of and transactions in securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered to the foregoing attorneys&#x2011;in&#x2011;fact.</font></p>
  <p style="text-indent:6.667%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:fit-content;"><br>[</font><font style="color:#000000;white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;font-style:italic;min-width:fit-content;">Remainder of page intentionally left blank</font><font style="color:#000000;white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">]</font></p>
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  <div style="padding-top:0.5in;z-index:-3;min-height:1in;position:relative;box-sizing:border-box;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="white-space:pre-wrap;font-size:12pt;font-family:Times New Roman;min-width:fit-content;">&#160;</font></p></div>
  <p style="text-indent:6.667%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><font style="color:#000000;white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 20th day of October 2024.</font></p>
  <p style="text-indent:6.667%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><font style="white-space:pre-wrap;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">&#160;</font></p>
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    <td style="padding-top:0.01in;vertical-align:top;padding-right:0.01in;"><p style="padding-bottom:1pt;font-size:11pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;border-bottom:0.75pt solid;text-align:justify;"><font style="color:#000000;white-space:pre-wrap;min-width:fit-content;">/s/ Amy Schacterle</font></p></td>
   </tr>
   <tr style="height:11pt;white-space:pre-wrap;word-break:break-word;text-align:right;">
    <td style="padding-top:0.01in;vertical-align:top;padding-right:0.01in;"><p style="font-size:11pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><font style="color:#000000;white-space:pre-wrap;min-width:fit-content;">Amy Schacterle</font></p></td>
   </tr>
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  <div class="page-node-content"><div style="z-index:-3;flex-direction:column;display:flex;padding-bottom:0.5in;min-height:1in;justify-content:flex-end;position:relative;box-sizing:border-box;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">[Signature Page to Limited Power of Attorney]</font></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="white-space:pre-wrap;font-size:8pt;font-family:Times New Roman;min-width:fit-content;">&#160;</font></p></div></div>
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