<SEC-DOCUMENT>0001193125-25-290911-index.html : 20260410 <SEC-HEADER>0001193125-25-290911.hdr.sgml : 20260410 <ACCEPTANCE-DATETIME>20251121111536 <PRIVATE-TO-PUBLIC> ACCESSION NUMBER: 0001193125-25-290911 CONFORMED SUBMISSION TYPE: DRS PUBLIC DOCUMENT COUNT: 18 FILED AS OF DATE: 20251121 <PUBLIC-REL-DATE>20260410 DATE AS OF CHANGE: 20251121 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Seaport Therapeutics, Inc. CENTRAL INDEX KEY: 0002042347 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences EIN: 992235719 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: DRS SEC ACT: 1933 Act SEC FILE NUMBER: 377-08713 FILM NUMBER: 251505676 BUSINESS ADDRESS: STREET 1: 6 TIDE STREET STREET 2: SUITE 400 CITY: BOSTON STATE: MA ZIP: 02110 BUSINESS PHONE: 617-807-4062 MAIL ADDRESS: STREET 1: 6 TIDE STREET STREET 2: SUITE 400 CITY: BOSTON STATE: MA ZIP: 02110 </SEC-HEADER> <DOCUMENT> <TYPE>DRS <SEQUENCE>1 <FILENAME>filename1.htm <TEXT> Document 1 - file: filename1.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-3.1 <SEQUENCE>2 <FILENAME>filename2.htm <TEXT> Document 2 - file: filename2.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-3.4 <SEQUENCE>3 <FILENAME>filename3.htm <TEXT> Document 3 - file: filename3.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-4.2 <SEQUENCE>4 <FILENAME>filename4.htm <TEXT> Document 4 - file: filename4.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-10.1 <SEQUENCE>5 <FILENAME>filename5.htm <TEXT> Document 5 - file: filename5.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-21.1 <SEQUENCE>6 <FILENAME>filename6.htm <TEXT> Document 6 - file: filename6.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>7 <FILENAME>g73463g00a03.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 7 - file: g73463g00a03.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>8 <FILENAME>g73463g00n11.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 8 - file: g73463g00n11.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>9 <FILENAME>g73463g00n12.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 9 - file: g73463g00n12.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>10 <FILENAME>g73463g00n40.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 10 - file: g73463g00n40.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>11 <FILENAME>g73463g00n44.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 11 - file: g73463g00n44.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>12 <FILENAME>g73463g01n38.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 12 - file: g73463g01n38.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>13 <FILENAME>g73463g01n39.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 13 - file: g73463g01n39.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>14 <FILENAME>g73463g02n39.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 14 - file: g73463g02n39.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>15 <FILENAME>g73463g04c52.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 15 - file: g73463g04c52.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>16 <FILENAME>g73463g13a34.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 16 - file: g73463g13a34.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>17 <FILENAME>g73463g14k41.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 17 - file: g73463g14k41.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>18 <FILENAME>g73463g14k43.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 18 - file: g73463g14k43.jpg
</DOCUMENT> </SEC-DOCUMENT>