0001567619-19-004344.txt : 20190214 0001567619-19-004344.hdr.sgml : 20190214 20190214160105 ACCESSION NUMBER: 0001567619-19-004344 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20181231 FILED AS OF DATE: 20190214 DATE AS OF CHANGE: 20190214 EFFECTIVENESS DATE: 20190214 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Blue Harbour Group, L.P. CENTRAL INDEX KEY: 0001325256 IRS NUMBER: 562457376 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-11705 FILM NUMBER: 19605773 BUSINESS ADDRESS: STREET 1: 646 STEAMBOAT RD. CITY: GREENWICH STATE: CT ZIP: 06830 BUSINESS PHONE: 203-422-6560 MAIL ADDRESS: STREET 1: 646 STEAMBOAT RD. CITY: GREENWICH STATE: CT ZIP: 06830 FORMER COMPANY: FORMER CONFORMED NAME: Blue Harbour Group, LP DATE OF NAME CHANGE: 20050427 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0001325256 XXXXXXXX 12-31-2018 12-31-2018 Blue Harbour Group, L.P.

646 STEAMBOAT RD. GREENWICH CT 06830

13F HOLDINGS REPORT 028-11705 N Clifton S. Robbins 203-422-6565 /s/ Clifton S. Robbins Greenwich CT 02-14-2019 0 16 1875139 false INFORMATION TABLE 2 form13fInfoTable.xml ADIENT PLC ORD SHS G0084W101 98650 6550490 SH SOLE 6550490 0 0 BOYD GAMING CORP COM 103304101 33560 1615000 SH SOLE 1615000 0 0 GENESEE & WYO INC CL A 371559105 118702 1603644 SH SOLE 1603644 0 0 INVESTORS BANCORP INC NEW COM 46146L101 295970 28458628 SH SOLE 28458628 0 0 ISHARES TR RUSSELL 2000 ETF 464287655 27075 202200 SH SOLE 202200 0 0 ITT INC COM 45073V108 10909 226000 SH SOLE 226000 0 0 JACK IN THE BOX INC COM 466367109 163399 2104847 SH SOLE 2104847 0 0 MADISON SQUARE GARDEN CO NEW CL A 55825T103 117815 440100 SH SOLE 440100 0 0 MEDNAX INC COM 58502B106 151929 4603916 SH SOLE 4603916 0 0 MGM RESORTS INTERNATIONAL COM 552953101 21591 890000 SH SOLE 890000 0 0 ON SEMICONDUCTOR CORP COM 682189105 89156 5400129 SH SOLE 5400129 0 0 OPEN TEXT CORP COM 683715106 321284 9855331 SH SOLE 9855331 0 0 PENN NATL GAMING INC COM 707569109 41360 2196500 SH SOLE 2196500 0 0 WESCO INTL INC COM 95082P105 176875 3684895 SH SOLE 3684895 0 0 XILINX INC COM 983919101 183076 2149533 SH SOLE 2149533 0 0 ZYNGA INC CL A 98986T108 23788 6053000 SH SOLE 6053000 0 0