Rowan Companies Plc (RDC): Blue Harbour Group Enters Into Nomination and Support Agreement; Charles L. Szews Appointed to the Board

Page 2 of 7 – SEC Filing

1

NAME OF REPORTING PERSON

Blue Harbour Group, LP

2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

(a) ¨

(b) x

3 SEC USE ONLY
4

SOURCE OF FUNDS

WC

5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) ¨
6

CITIZENSHIP OR PLACE OF ORGANIZATION

Delaware

NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH:
7

SOLE VOTING POWER

0

8

SHARED VOTING POWER

9,992,812 Class A Ordinary Shares

9

SOLE DISPOSITIVE POWER

0

10

SHARED DISPOSITIVE POWER

9,992,812 Class A Ordinary Shares

11

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH PERSON

9,992,812 Class A Ordinary Shares

12 CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES ¨
13

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

7.97%

14

TYPE OF REPORTING PERSON

PN; IA

Follow Rowan Companies Plc (NYSE:RDC)
Trade NYSE:RDC Now!