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Blue Harbour Group, L.P.

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13F filer, CIK 1325256, GREENWICH, CT

Blue Harbour Group, L.P. reported $1,875,139,000 across 16 holdings for the quarter ended 2018-12-31, in a 13F-HR filed 2019-02-14. Its ten largest share positions make up 91.56% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001567619-19-004344

Period
2018-12-31
Reported value
$1.88B
Holdings
16
Top 10 weight
91.56%
New
6
Sold out
4

Largest buys vs the previous quarter

SecurityShares changeApprox. value
JACKadded+2,080,547$162M
MSGSnew+440,100$118M
PENNnew+2,196,500$41.4M
BYDnew+1,615,000$33.6M
GENESEE & WYOMING INCadded+350,343$25.9M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
XILINX INCreduced-847,500-$72.2M
VISNexited-2,338,090-$71.9M
SPYexited-238,302-$69.3M
BERRY GLOBAL GROUP INCexited-1,044,000-$50.5M
IWMreduced-345,126-$46.2M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q4 2018

Share positions as resolved from 13F-HR 0001567619-19-004344, largest first. % of portfolio is the value over $1,875,139,000, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
OTEXOPEN TEXT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 9,855,331 shares 9,855,331$321M17.13%0Timeline
INVESTORS BANCORP, INC.INVESTORS BANCORP, INC.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 28,458,628 shares 28,458,628$296M15.78%-450,000
XILINX INCXILINX INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 2,149,533 shares 2,149,533$183M9.76%-847,500
WCCWESCO INTL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 3,684,895 shares 3,684,895$177M9.43%+168,300Timeline
JACKJACK IN THE BOX INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 2,104,847 shares 2,104,847$163M8.71%+2,080,547Timeline
MDPEDIATRIX MEDICAL GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 4,603,916 shares 4,603,916$152M8.1%+450,000Timeline
GENESEE & WYOMING INCGENESEE & WYOMING INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 1,603,644 shares 1,603,644$119M6.33%+350,343
MSGSMADISON SQUARE GRDN SPRT CORQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 440,100 shares 440,100$118M6.28%newTimeline
ADNTADIENT PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 6,550,490 shares 6,550,490$98.7M5.26%0Timeline
ONON SEMICONDUCTOR CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 5,400,129 shares 5,400,129$89.2M4.75%-1,371,850Timeline
PENNPENN ENTERTAINMENT INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 2,196,500 shares 2,196,500$41.4M2.21%newTimeline
BYDBOYD GAMING CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 1,615,000 shares 1,615,000$33.6M1.79%newTimeline
IWMISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 202,200 shares 202,200$27.1M1.44%-345,126Timeline
ZYNGA INC.ZYNGA INC.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 6,053,000 shares 6,053,000$23.8M1.27%new
MGMMGM RESORTS INTERNATIONALQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 890,000 shares 890,000$21.6M1.15%newTimeline
ITTITT INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2017Q1: restricted; 2017Q2: restricted; 2017Q3: restricted; 2017Q4: restricted; 2018Q1: restricted; 2018Q2: restricted; 2018Q3: restricted; 2018Q4: 226,000 shares 226,000$10.9M0.58%newTimeline

Sold out in Q4 2018

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
VISNVISTANCE NETWORKS INC2,338,090$71.9Mshares
SPYSTATE STR SPDR S&P 500 ETF T238,302$69.3Mshares
BERRY GLOBAL GROUP INCBERRY GLOBAL GROUP INC1,044,000$50.5Mshares
GGENPACT LIMITED8,800$269Kshares

How Q4 2018 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001567619-19-004344 base2019-02-14acceptance time not in the bulk data set