Lord Abbett Research Fund
PROSPECTUS
APRIL 1, 2025
CLASS
TICKER
CLASS
TICKER
CLASS
TICKER
LORD ABBETT
A....................
LAMAX
I .....................
LAMYX
R4 .................
LAMSX
DIVIDEND
C ...................
LAMCX
P....................
LAMPX
R5 .................
LAMTX
GROWTH FUND
F....................
LAMFX
R2 .................
LAMQX
R6 .................
LAMHX
F3..................
LRMAX
R3 .................
LAMRX
LORD ABBETT
A....................
LMGAX
I .....................
LMGYX
R4 .................
LGOSX
GROWTH OPPORTUNITIES
C ...................
LMGCX
P....................
LGOPX
R5 .................
LGOTX
FUND
F....................
LGOFX
R2 .................
LGOQX
R6 .................
LGOVX
F3..................
LOMGX
R3 .................
LGORX
LORD ABBETT
A....................
LRSCX
I .....................
LRSYX
R4 .................
LRSSX
SMALL CAP VALUE FUND
C ...................
LSRCX
P....................
LRSPX
R5 .................
LRSTX
F....................
LRSFX
R2 .................
LRSQX
R6 .................
LRSVX
F3..................
LRSOX
R3 .................
LRSRX
The U.S. Securities and Exchange Commission has not approved or disapproved of these
securities or determined whether this prospectus is accurate or complete. Any representation
to the contrary is a criminal offense.
INVESTMENT PRODUCTS: NOT FDIC INSURED–NO BANK GUARANTEE–MAY LOSE VALUE
TABLE OF CONTENTS
FUND SUMMARY
Dividend Growth Fund
2
Growth Opportunities Fund
11
Small Cap Value Fund
20
Purchase and Sale of Fund Shares
28
Tax Information
28
Payments to Broker-Dealers and Other Financial Intermediaries
28
MORE INFORMATION ABOUT THE FUNDS
Investment Objectives
30
Principal Investment Strategies
30
Principal Risks
35
Additional Information About Investment and Operational Risks
43
Disclosure of Portfolio Holdings
49
Management and Organization of the Funds
49
INFORMATION FOR MANAGING YOUR FUND ACCOUNT
Choosing a Share Class
52
Sales Charges
60
Sales Charge Reductions and Waivers
61
Financial Intermediary Compensation
66
Purchases
71
Exchanges
73
Redemptions
74
Account Services and Policies
76
Distributions and Taxes
84
FINANCIAL INFORMATION
Dividend Growth Fund
88
Growth Opportunities Fund
92
Small Cap Value Fund
96
APPENDIX A
Intermediary-Specific Sales Charge
Reductions and Waivers
A-1