LGOPX
Lord Abbett Growth Opportunities Fund
LORD ABBETT RESEARCH FUND INC

Portfolio concentration

As of February 28, 2026 · N-PORT
Holdings
80
Top-10 weight
30.26%
Effective holdings ?
55
Crowding ?
698.1

Holdings

As of February 28, 2026 · N-PORT
#SecurityTickerSharesValue% of fund
1 VERTIV HOLDINGS CO 137,959 $35.16M 5.12%
2 COMFORT SYSTEMS USA INC 21,216 $30.33M 4.41%
3 HOWMET AEROSPACE INC 107,717 $28.28M 4.12%
4 FIXED INC CLEARING CORP.REPO 20,979,037 $20.98M 3.05%
5 QUANTA SVCS INC 32,180 $18.12M 2.64%
6 NATERA INC 85,326 $17.75M 2.58%
7 MONOLITHIC POWER SYS INC 14,088 $16.10M 2.34%
8 IDEXX LABS INC 21,849 $14.35M 2.09%
9 CLOUDFLARE INC-A 81,411 $14.02M 2.04%
10 NOVA LTD 29,451 $12.92M 1.88%
11 EMCOR GROUP INC 17,087 $12.38M 1.80%
12 FTAI AVIATION LTD 40,395 $12.35M 1.80%
13 ARGENX SE SPONSORED ADR 14,814 $11.36M 1.65%
14 CARPENTER TECHNOLOGY CORP 28,463 $11.33M 1.65%
15 GUARDANT HEALTH INC 120,137 $11.28M 1.64%
16 MASTEC INC 36,649 $10.92M 1.59%
17 INTERACTIVE BROKERS GROUP INC 147,967 $10.53M 1.53%
18 WOODWARD INC 26,491 $10.25M 1.49%
19 ROYAL CARIBBEAN CRUISES LTD 32,746 $10.18M 1.48%
20 HILTON WORLDWIDE HOLDINGS INC 32,620 $10.17M 1.48%
21 VIKING HOLDINGS LTD 128,402 $10.02M 1.46%
22 SANDISK CORPORATION 15,752 $10.01M 1.46%
23 CARVANA CO CL A 29,651 $9.91M 1.44%
24 ROSS STORES INC 47,827 $9.84M 1.43%
25 CURTISS WRIGHT CORPORATION 13,662 $9.57M 1.39%
26 KARMAN HOLDINGS INC 108,577 $9.57M 1.39%
27 EVERCORE INC A 30,325 $9.37M 1.36%
28 TKO GROUP HOLDINGS INC 41,714 $9.34M 1.36%
29 RBC BEARINGS INC 16,067 $9.25M 1.35%
30 LATTICE SEMICONDUCTOR CORP 95,141 $9.10M 1.32%
31 COGENT BIOSCIENCES INC 216,426 $8.41M 1.22%
32 MODINE MFG CO 36,088 $8.20M 1.19%
33 FABRINET 14,265 $7.78M 1.13%
34 MADRIGAL PHARMACEUTICALS INC 17,636 $7.62M 1.11%
35 TTM TECHNOLOGIES INC 70,716 $7.37M 1.07%
36 ASTERA LABS INC 60,563 $7.20M 1.05%
37 NEXTRACKER INC CL A 68,314 $7.18M 1.05%
38 TE CONNECTIVITY PLC 29,837 $6.87M 1.00%
39 API GROUP CORP 154,140 $6.85M 1.00%
40 TECHNIPFMC PLC 99,851 $6.62M 0.96%
41 AMER SPORTS INC 173,436 $6.59M 0.96%
42 INSMED INC 43,526 $6.50M 0.95%
43 CELSIUS HOLDINGS INC 120,089 $6.44M 0.94%
44 CREDO TECHNOLOGY GROUP HOLDING LTD 56,439 $6.34M 0.92%
45 TOPBUILD CORP 14,118 $6.33M 0.92%
46 TAKE-TWO INTERACTV SOFTWR INC 29,759 $6.29M 0.92%
47 LIVE NATION ENTERTAINMENT INC 38,687 $6.27M 0.91%
48 Abivax SA SPONSORED ADS ABVX US 50,270 $6.10M 0.89%
49 TERADYNE INC 18,378 $5.88M 0.86%
50 MERCADOLIBRE INC 3,311 $5.82M 0.85%
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