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Lord Abbett
Alpha Strategy
Fund
Health
Care Fund
Focused
Growth
Fund
International
Equity
Fund
Focused
Large Cap Value Fund
International Opportunities Fund
Focused
Small Cap Value Fund
International
Value Fund
Fundamental
Equity
Fund
Micro Cap Growth
Fund
Global
Equity
Fund
Value Opportunities
Fund
Growth
Leaders
Fund
F
or
the
six-month
period
ended
April
30,
2024
109036_01_Lord Abbett_FM_SAR.qxp_01 6/24/24 4:55 PM Page FC1
Table of Contents
1
A Letter
to
Shareholders
2
Information
About
Your
Fund’
s Expenses
and
Holdings
Presented
by
Portfolio
Allocation/Sector
Schedules
of
Investments:
29
Alpha
Str ategy
Fund
30
Focused
Gr owth
Fund
32
Focused
Lar ge Cap
Value
Fund
34
Focused
Small
Cap
Value
Fund
37
Fundamental
Equity
Fund
40
Global
Equity
Fund
45
Gr owth
Leader
s Fund
48
Health
Car e Fund
51
International
Equity
Fund
57
International
Opportunities
Fund
62
International
Value
Fund
67
Micr
o Cap
Gr owth
Fund
70
Value
Opportunities
Fund
74
Statements
of
Assets
and
Liabilities
82
Statements
of
Operations
86
Statements
of
Changes
in
Net
Assets
96
Financial
Highlights
146
Notes
to
Financial
Statements
182
Supplemental
Information
to
Shareholders
109036_01_Lord Abbett_FM_SAR.qxp_01 6/24/24 4:55 PM Page FC3
1
Lor d Abbett
Securities
Tru st
Lor d Abbett
Alpha
Str ategy
Fund,
Lor d Abbett
Focu sed
Gr owth
Fund,
Lor d Abbett
Focu sed Lar ge Cap Value
Fund,
Lor d Abbett
Focused Small Cap Value Fund, Lord
Abbett Fundamental Equity
Fund,
Lor d Abbett
Global
Equity
Fund,
Lor d Abbett
Gr owth
Leader
s Fund,
Lor d
Abbett
Health
Car e Fund,
Lor d Abbett
International
Equity
Fund,
Lor d Abbett
International
Opportunities
Fund,
Lor d Abbett
International Value Fund, Lord
Abbett Micro Cap Growth Fund,
and Lor d Abbett
Value
Opportunities
Fund
Semiannual
Report
For
the
six-month
period
ended
April
30,
20
24
Dear
Shar
eholder
s:
We ar e pleased
to pr ovide
you
with this semiannual
report for Lor d Abbett
Securities
Trust for the six-month
period
ended
April 30, 20 24. For
additional
information
about the Funds, please visit our
website at www.lordabbett.com, wher e you can access
the quarterly
commentaries
by the Funds’
portfolio
managers. General information about Lord Abbett
mutual
funds , as well as in-depth
discussions
of market
tr ends and investment
str ategies
, is also pr ovided
in
Lor
d
Abbett
Insights
,
a quarterly
newsletter
available
on
our website.
Thank
you for investing
in Lor d Abbett
mutual
funds . We value the trust that you place in us and look
forwar
d to serving
your investment
needs
in the year s
to come.
Best
regar ds ,
Douglas
B. Sieg
Trustee,
Pr esident
and Chief
Executive
Officer
From left to right: Evelyn E. Guernsey,
Independent Chair of the Lord Abbett
Funds and Douglas B. Sieg, Trustee,
President and Chief Executive Officer of
the Lord Abbett Funds.
109036_01_Lord Abbett_FM_SAR.qxp_01 6/24/24 4:55 PM Page 1