<SEC-DOCUMENT>0000902664-25-004884.txt : 20251113
<SEC-HEADER>0000902664-25-004884.hdr.sgml : 20251113
<ACCEPTANCE-DATETIME>20251113090359
ACCESSION NUMBER:		0000902664-25-004884
CONFORMED SUBMISSION TYPE:	SCHEDULE 13G
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20251113
DATE AS OF CHANGE:		20251113

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OTG Acquisition Corp. I
		CENTRAL INDEX KEY:			0002077010
		STANDARD INDUSTRIAL CLASSIFICATION:	BLANK CHECKS [6770]
		ORGANIZATION NAME:           	05 Real Estate & Construction
		EIN:				000000000
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-95234
		FILM NUMBER:		251475733

	BUSINESS ADDRESS:	
		STREET 1:		12003 CIELO COURT
		CITY:			PALM BEACH GARDENS
		STATE:			FL
		ZIP:			33418
		BUSINESS PHONE:		(917) 488-5629

	MAIL ADDRESS:	
		STREET 1:		12003 CIELO COURT
		CITY:			PALM BEACH GARDENS
		STATE:			FL
		ZIP:			33418

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Adage Capital Management, L.P.
		CENTRAL INDEX KEY:			0001535978
		ORGANIZATION NAME:           	
		EIN:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G

	BUSINESS ADDRESS:	
		STREET 1:		200 CLARENDON STREET, 52ND FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
		BUSINESS PHONE:		617-867-2800

	MAIL ADDRESS:	
		STREET 1:		200 CLARENDON STREET, 52ND FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13G
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/schedule13g" xmlns:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>SCHEDULE 13G</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <!-- Field: Pseudo-Tag; ID: Name; Data: Adage Capital Management, L.P. -->
          <cik>0001535978</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <coverPageHeader>
      <securitiesClassTitle>Class A Ordinary Shares, par value $0.0001 per share</securitiesClassTitle>
      <eventDateRequiresFilingThisStatement>09/30/2025</eventDateRequiresFilingThisStatement>
      <issuerInfo>
        <issuerCik>0002077010</issuerCik>
        <issuerName>OTG Acquisition Corp. I</issuerName>
        <issuerCusip>G6791A126</issuerCusip>
        <issuerPrincipalExecutiveOfficeAddress>
          <com:street1>12003 CIELO COURT</com:street1>
          <com:city>PALM BEACH GARDENS</com:city>
          <com:stateOrCountry>FL</com:stateOrCountry>
          <com:zipCode>33418</com:zipCode>
        </issuerPrincipalExecutiveOfficeAddress>
      </issuerInfo>
      <designateRulesPursuantThisScheduleFiled>
        <designateRulePursuantThisScheduleFiled>Rule 13d-1(b)</designateRulePursuantThisScheduleFiled>
      </designateRulesPursuantThisScheduleFiled>
    </coverPageHeader>
    <coverPageHeaderReportingPersonDetails>


      <reportingPersonName>Adage Capital Management, L.P.</reportingPersonName>
      <citizenshipOrOrganization>DE</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>0.00</soleVotingPower>
        <sharedVotingPower>1800000.00</sharedVotingPower>
        <soleDispositivePower>0.00</soleDispositivePower>
        <sharedDispositivePower>1800000.00</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>1800000.00</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
      <classPercent>7.57</classPercent>
      <typeOfReportingPerson>IA</typeOfReportingPerson>
      <typeOfReportingPerson>PN</typeOfReportingPerson>
    </coverPageHeaderReportingPersonDetails>
    <coverPageHeaderReportingPersonDetails>


      <reportingPersonName>Robert Atchinson</reportingPersonName>
      <citizenshipOrOrganization>X1</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>0.00</soleVotingPower>
        <sharedVotingPower>1800000.00</sharedVotingPower>
        <soleDispositivePower>0.00</soleDispositivePower>
        <sharedDispositivePower>1800000.00</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>1800000.00</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
      <classPercent>7.57</classPercent>
      <typeOfReportingPerson>HC</typeOfReportingPerson>
      <typeOfReportingPerson>IN</typeOfReportingPerson>
    </coverPageHeaderReportingPersonDetails>
    <coverPageHeaderReportingPersonDetails>


      <reportingPersonName>Phillip Gross</reportingPersonName>
      <citizenshipOrOrganization>X1</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>0.00</soleVotingPower>
        <sharedVotingPower>1800000.00</sharedVotingPower>
        <soleDispositivePower>0.00</soleDispositivePower>
        <sharedDispositivePower>1800000.00</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>1800000.00</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
      <classPercent>7.57</classPercent>
      <typeOfReportingPerson>HC</typeOfReportingPerson>
      <typeOfReportingPerson>IN</typeOfReportingPerson>
    </coverPageHeaderReportingPersonDetails>
    <items>
      <item1>
        <issuerName>OTG Acquisition Corp. I</issuerName>
        <issuerPrincipalExecutiveOfficeAddress>12003 Cielo Court, Palm Beach Gardens, Florida 33418.</issuerPrincipalExecutiveOfficeAddress>
      </item1>
      <item2>
        <filingPersonName>This statement is filed by:

(i) Adage Capital Management, L.P., a Delaware limited partnership ("ACM"), as the investment manager of Adage Capital Partners, L.P., a Delaware limited partnership ("ACP"), with respect to the Class A ordinary shares, par value $0.0001 per share ("Class A Ordinary Shares") of OTG Acquisition Corp. I, a Cayman Islands exempted company (the "Company") directly held by ACP;

(ii) Robert Atchinson ("Mr. Atchinson"), as (1) managing member of Adage Capital Advisors, L.L.C., a limited liability company organized under the laws of the State of Delaware ("ACA"), managing member of Adage Capital Partners GP, L.L.C., a limited liability company organized under the laws of the State of Delaware ("ACPGP"), general partner of ACP and (2) managing member of Adage Capital Partners LLC, a Delaware limited liability company ("ACPLLC"), general partner of ACM, with respect to the Class A Ordinary Shares directly held by ACP; and

(iii) Phillip Gross ("Mr. Gross"), as (1) managing member of ACA, managing member of ACPGP and (2) managing member of ACPLLC, general partner of ACM, with respect to the Class A Ordinary Shares directly held by ACP.

The foregoing persons are hereinafter sometimes collectively referred to as the "Reporting Persons."  Any disclosures herein with respect to persons other than the Reporting Persons are made on information and belief after making inquiry to the appropriate party.

The filing of this statement should not be construed in and of itself as an admission by any Reporting Person as to beneficial ownership of the securities reported herein.

The Class A Ordinary Shares have no CUSIP number.  The CUSIP number for the units which include the Class A Ordinary Shares is G6791A126.</filingPersonName>
        <principalBusinessOfficeOrResidenceAddress>The address of the business office of each of the Reporting Persons is 200 Clarendon Street, 52nd Floor, Boston, Massachusetts 02116.</principalBusinessOfficeOrResidenceAddress>
        <citizenship>ACM is a limited partnership organized under the laws of the State of Delaware.  Messrs. Gross and Atchinson are citizens of the United States.</citizenship>
      </item2>
      <item3>
        <notApplicableFlag>N</notApplicableFlag>
        <typeOfPersonFiling>IA</typeOfPersonFiling>
        <typeOfPersonFiling>HC</typeOfPersonFiling>
      </item3>
      <item4>
        <amountBeneficiallyOwned>The information required by Item 4(a) is set forth in Row 9 of the cover page for each of the Reporting Persons and is incorporated herein by reference.

The percentage set forth in this Schedule 13G is calculated based upon an aggregate of 23,775,000 Class A Ordinary Shares outstanding, as reported in the Company's Prospectus filed pursuant to Rule 424(b)(4) with the Securities and Exchange Commission on September 12, 2025 and in the Company's Current Report on Form 8-K filed with the Securities and Exchange Commission on September 15, 2025, after giving effect to the completion of the offering and the full exercise of the underwriters' over-allotment option, all as described therein.</amountBeneficiallyOwned>
        <classPercent>7.57%</classPercent>
        <numberOfSharesPersonHas>
          <solePowerOrDirectToVote>The information required by Item 4(c)(i) is set forth in Row 5 of the cover page for each of the Reporting Persons and is incorporated herein by reference.</solePowerOrDirectToVote>
          <sharedPowerOrDirectToVote>The information required by Item 4(c)(ii) is set forth in Row 6 of the cover page for each of the Reporting Persons and is incorporated herein by reference.</sharedPowerOrDirectToVote>
          <solePowerOrDirectToDispose>The information required by Item 4(c)(iii) is set forth in Row 7 of the cover page for each of the Reporting Persons and is incorporated herein by reference.</solePowerOrDirectToDispose>
          <sharedPowerOrDirectToDispose>The information required by Item 4(c)(iv) is set forth in Row 8 of the cover page for each of the Reporting Persons and is incorporated herein by reference.</sharedPowerOrDirectToDispose>
        </numberOfSharesPersonHas>
      </item4>
      <item5>
        <notApplicableFlag>Y</notApplicableFlag>
      </item5>
      <item6>
        <notApplicableFlag>N</notApplicableFlag>
        <ownershipMoreThan5PercentOnBehalfOfAnotherPerson>See Item 2(a).</ownershipMoreThan5PercentOnBehalfOfAnotherPerson>
      </item6>
      <item7>
        <notApplicableFlag>Y</notApplicableFlag>
      </item7>
      <item8>
        <notApplicableFlag>Y</notApplicableFlag>
      </item8>
      <item9>
        <notApplicableFlag>Y</notApplicableFlag>
      </item9>
      <item10>
        <notApplicableFlag>N</notApplicableFlag>
        <certifications>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.</certifications>
      </item10>
    </items>
    <exhibitInfo>Exhibit 99.1: Joint Filing Agreement</exhibitInfo>
    <signatureInformation>
      <reportingPersonName>Adage Capital Management, L.P.</reportingPersonName>
      <signatureDetails>
        <signature>/s/ Robert Atchinson</signature>
        <title>By: Adage Capital Partners LLC, its General Partner, By: Robert Atchinson, its Managing Member</title>
        <date>11/13/2025</date>
      </signatureDetails>
    </signatureInformation>
    <signatureInformation>
      <reportingPersonName>Robert Atchinson</reportingPersonName>
      <signatureDetails>
        <signature>/s/ Robert Atchinson</signature>
        <title>Robert Atchinson, individually</title>
        <date>11/13/2025</date>
      </signatureDetails>
    </signatureInformation>
    <signatureInformation>
      <reportingPersonName>Phillip Gross</reportingPersonName>
      <signatureDetails>
        <signature>/s/ Phillip Gross</signature>
        <title>Phillip Gross, individually</title>
        <date>11/13/2025</date>
      </signatureDetails>
    </signatureInformation>
  </formData>

</edgarSubmission>
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</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>p25-2279exhibit991.htm
<DESCRIPTION>JOINT FILING AGREEMENT
<TEXT>
<HTML>
<HEAD>
     <TITLE></TITLE>
</HEAD>
<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="font: bold 11pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center">EXHIBIT 99.1</P>

<P STYLE="font: bold 11pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center">JOINT ACQUISITION STATEMENT<BR>
PURSUANT TO RULE 13d-1(k)</P>

<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: justify; text-indent: 0.5in">The undersigned acknowledge
and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments
to this statement on Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint
acquisition statements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the
completeness and accuracy of the information concerning him or it contained therein, but shall not be responsible for the completeness
and accuracy of the information concerning the others, except to the extent that he or it knows or has reason to believe that such information
is inaccurate.</P>

<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">DATED: November 13, 2025</P>

<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 100%; font: 11pt Times New Roman, Times, Serif">ADAGE CAPITAL MANAGEMENT, L.P.</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font: 11pt Times New Roman, Times, Serif">By: <FONT STYLE="letter-spacing: -0.1pt">Adage Capital Partners LLC, </FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font: 11pt Times New Roman, Times, Serif"><FONT STYLE="letter-spacing: -0.1pt">its General Partner</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font: 11pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font: 11pt Times New Roman, Times, Serif"><U>/s/ Robert Atchinson</U></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font: 11pt Times New Roman, Times, Serif">Name:&nbsp;&nbsp;Robert Atchinson</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font: 11pt Times New Roman, Times, Serif">Title: Managing Member</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font: 11pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font: 11pt Times New Roman, Times, Serif"><U>/s/ Robert Atchinson</U></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font: 11pt Times New Roman, Times, Serif">ROBERT ATCHINSON, individually</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font: 11pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font: 11pt Times New Roman, Times, Serif"><U>/s/ Phillip Gross</U></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font: 11pt Times New Roman, Times, Serif">PHILLIP GROSS, individually</TD></TR>
  </TABLE>
<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

</BODY>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
