Goodrich
Corporation,
an
aerospace
manufacturer
and
existing
member,
has
announced
plans
to
merge
with
United
Technologies
Corporation,
already
a
member
of
the
index,
S&P
Dow
Jones
Indices
said
in
a
statement.
That
leaves
an
opening
for
Ensco,
which
will
be
included
on
the
list
after
the
close
of
US
trading
Monday.
Shares
were
trading
up
more
than
5%
at
midday
Friday
following
the
news.
With
a
market
capitalisation
of
$12.5
billion,
the
contractor
will
join
top
integrated
E&P
companies,
service
companies
and
fellow
drillers
Noble
Corporation,
Diamond
Offshore,
Helmerich
&
Payne
and
Nabors
Industries…