0000919574-18-001462.txt : 20180214 0000919574-18-001462.hdr.sgml : 20180214 20180214090622 ACCESSION NUMBER: 0000919574-18-001462 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20171231 FILED AS OF DATE: 20180214 DATE AS OF CHANGE: 20180214 EFFECTIVENESS DATE: 20180214 FILER: COMPANY DATA: COMPANY CONFORMED NAME: CAXTON CORP CENTRAL INDEX KEY: 0001388551 IRS NUMBER: 222437619 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-15293 FILM NUMBER: 18607587 BUSINESS ADDRESS: STREET 1: 731 ALEXANDER ROAD STREET 2: BUILDING 2 CITY: PRINCETON STATE: NJ ZIP: 08540 BUSINESS PHONE: 609-419-1800 MAIL ADDRESS: STREET 1: 731 ALEXANDER ROAD STREET 2: BUILDING 2 CITY: PRINCETON STATE: NJ ZIP: 08540 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0001388551 XXXXXXXX 12-31-2017 12-31-2017 false CAXTON CORP

731 Alexander Road Building 2 Princeton NJ 08540

13F HOLDINGS REPORT 028-15293 N Heath Weisberg 212-205-6805 /s/ Heath Weisberg Princeton NJ 02-14-2018 0 20 82261 true INFORMATION TABLE 2 infotable.xml ACLARIS THERAPEUTICS INC COM 00461U105 444 17994 SH SOLE 17994 0 0 ADIENT PLC ORD SHS G0084W101 373 4737 SH SOLE 4737 0 0 AGILE THERAPEUTICS INC COM 00847L100 4896 1820012 SH SOLE 1820012 0 0 ALCENTRA CAP CORP COM 01374T102 500 59562 SH SOLE 59562 0 0 BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 1773 8945 SH SOLE 8945 0 0 CATALYST PHARMACEUTICALS INC COM 14888U101 129 33110 SH SOLE 33110 0 0 CM FIN INC COM 12574Q103 574 70402 SH SOLE 70402 0 0 FS INVT CORP COM 302635107 226 30706 SH SOLE 30706 0 0 GARRISON CAP INC COM 366554103 8110 1000000 SH SOLE 1000000 0 0 GTX INC DEL COM NEW 40052B207 799 62869 SH SOLE 62869 0 0 JBG SMITH PPTYS COM 46590V100 1430 41170 SH SOLE 41170 0 0 KALA PHARMACEUTICALS INC COM 483119103 10063 544220 SH SOLE 544220 0 0 INTEC PHARMA LTD JERUSALEM SHS M53644106 375 72782 SH SOLE 72782 0 0 ISHARES TR RUSSELL 2000 ETF 464287655 997 6540 SH Call SOLE 6540 0 0 MADRIGAL PHARMACEUTICALS INC COM 558868105 222 2418 SH SOLE 2418 0 0 MARINUS PHARMACEUTICALS INC COM 56854Q101 152 18643 SH SOLE 18643 0 0 MOLECULAR TEMPLATES INC COM 608550109 10158 1013787 SH SOLE 1013787 0 0 SPDR S&P 500 ETF TR TR UNIT 78462F103 672 2519 SH Put SOLE 2519 0 0 STRONGBRIDGE BIOPHARMA PLC SHS USD G85347105 39984 5514994 SH SOLE 5514994 0 0 TRIANGLE CAP CORP COM 895848109 385 40580 SH SOLE 40580 0 0