NPORT-P false 0000898031 XXXXXXXX S000032915 C000101588 C000101589 C000101590 C000101591 C000101592 C000101593 C000155685 C000155686 C000155687 C000184541 LORD ABBETT SECURITIES TRUST 811-07538 0000898031 5493002HV0D15KTWO412 30 HUDSON STREET JERSEY CITY 07302 201-827-2000 Lord Abbett Growth Leaders Fund S000032915 54930074HNMKS2EXE462 2026-10-31 2026-01-31 N 7463765518.22 6202297.31 7457563220.91 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 N Abivax SA 969500D8TMNB184OJU95 00370M103 468485.00000000 NS USD 52072107.75000000 0.698245609289 Long EC CORP FR N 1 N N N Advanced Micro Devices Inc R2I72C950HOYXII45366 007903107 439836.00000000 NS USD 104122376.28000000 1.396198371983 Long EC CORP US N 1 N N N Affirm Holdings Inc N/A 00827B106 1872593.00000000 NS USD 112917357.90000000 1.514132090538 Long EC CORP US N 1 N N N Alphabet Inc 5493006MHB84DD0ZWV18 02079K305 1575257.00000000 NS USD 532436866.00000000 7.139555512008 Long EC CORP US N 1 N N N Amazon.com Inc ZXTILKJKG63JELOEG630 023135106 2069856.00000000 NS USD 495316540.80000000 6.641801432017 Long EC CORP US N 1 N N N Amphenol Corp 549300D3L3G0R4U4VT04 032095101 999288.00000000 NS USD 143977415.04000000 1.930622788906 Long EC CORP US N 1 N N N Analog Devices Inc GYVOE5EZ4GDAVTU4CQ61 032654105 201310.00000000 NS USD 62583252.80000000 0.839191716464 Long EC CORP US N 1 N N N Apple Inc HWUPKR0MPOU8FGXBT394 037833100 1008672.00000000 NS USD 261730210.56000000 3.509594257627 Long EC CORP US N 1 N N N AppLovin Corp 549300LLVXMUAOL3SQ07 03831W108 232129.00000000 NS USD 109822551.19000000 1.472633190451 Long EC CORP US N 1 N N N Argenx SE 7245009C5FZE6G9ODQ71 04016X101 170296.00000000 NS USD 143133788.00000000 1.919310420308 Long EC CORP NL N 1 N N N Arista Networks Inc 635400H1WKBLOQERUU95 040413205 1673542.00000000 NS USD 237207843.08000000 3.180768785370 Long EC CORP US N 1 N N N Astera Labs Inc 529900LJL8TUEGF7HG20 04626A103 355683.00000000 NS USD 53572973.46000000 0.718371026474 Long EC CORP US N 1 N N N Booking Holdings Inc FXM8FAOHMYDIPD38UZ17 09857L108 13666.00000000 NS USD 68355145.44000000 0.916588212733 Long EC CORP US N 1 N N N Broadcom Inc 549300WV6GIDOZJTV909 11135F101 686598.00000000 NS USD 227469917.40000000 3.050190935856 Long EC CORP US N 1 N N N Carpenter Technology Corp DX6I6ZD3X5WNNCDJKP85 144285103 170710.00000000 NS USD 54256759.30000000 0.727540051526 Long EC CORP US N 1 N N N Carvana Co 5493003WEAK2PJ5WS063 146869102 449609.00000000 NS USD 180342665.99000000 2.418251922884 Long EC CORP US N 1 N N N Cloudflare Inc 5493007DY18BGNLDWU14 18915M107 439675.00000000 NS USD 77976361.25000000 1.045601075581 Long EC CORP US N 1 N N N Cogent Biosciences Inc N/A 19240Q201 1268989.00000000 NS USD 45569394.99000000 0.611049395628 Long EC CORP US N 1 N N N Comfort Systems USA Inc 5299009DT1ZA5HTU6R38 199908104 163389.00000000 NS USD 186606576.90000000 2.502245993393 Long EC CORP US N 1 N N N Crowdstrike Holdings Inc 549300YBY08K9KM4HX32 22788C105 238442.00000000 NS USD 105249491.01000000 1.411312085359 Long EC CORP US N 1 N N N EMCOR Group Inc 529900X0SQJB2J7YDU43 29084Q100 219570.00000000 NS USD 158250686.10000000 2.122016017997 Long EC CORP US N 1 N N N Evercore Inc 529900P6KLPT95DW3W58 29977A105 252568.00000000 NS USD 89224697.36000000 1.196432329394 Long EC CORP US N 1 N N N Meta Platforms Inc BQ4BKCS1HXDV9HN80Z93 30303M102 294133.00000000 NS USD 210746294.50000000 2.825940434659 Long EC CORP US N 1 N N N GE Vernova Inc 254900DP080RU6OK2553 36828A101 115157.00000000 NS USD 83646590.09000000 1.121634341033 Long EC CORP US N 1 N N N General Electric Co 3C7474T6CDKPR9K6YT90 369604301 519168.00000000 NS USD 159275550.72000000 2.135758638604 Long EC CORP US N 1 N N N Guardant Health Inc 254900M8C3E5VC8BR186 40131M109 800958.00000000 NS USD 91341250.32000000 1.224813623622 Long EC CORP US N 1 N N N Howmet Aerospace Inc 549300HO5WFZUT5N2T22 443201108 482254.00000000 NS USD 100347412.32000000 1.345579103354 Long EC CORP US N 1 N N N IDEXX Laboratories Inc OGMTXK0LUU1HKV2P0J84 45168D104 110862.00000000 NS USD 74328536.52000000 0.996686643052 Long EC CORP US N 1 N N N Insmed Inc 529900Q55QAG41CCAC11 457669307 335009.00000000 NS USD 52552861.83000000 0.704692139687 Long EC CORP US N 1 N N N Interactive Brokers Group Inc 5493004DT6DCDUZNDM53 45841N107 740147.00000000 NS USD 55422207.36000000 0.743167784412 Long EC CORP US N 1 N N N Intuitive Surgical Inc 54930052SRG011710797 46120E602 150772.00000000 NS USD 76022257.84000000 1.019398100801 Long EC CORP US N 1 N N N Karman Holdings Inc N/A 485924104 341348.00000000 NS USD 35431922.40000000 0.475113939371 Long EC CORP US N 1 N N N L3Harris Technologies Inc 549300UTE50ZMDBG8A20 502431109 160637.00000000 NS USD 55074395.45000000 0.738503902931 Long EC CORP US N 1 N N N Lam Research Corp 549300I4GMO6D34U1T02 512807306 565189.00000000 NS USD 131949023.94000000 1.769331617196 Long EC CORP US N 1 N N N Eli Lilly & Co FRDRIPF3EKNDJ2CQJL29 532457108 141894.00000000 NS USD 147165362.10000000 1.973370627115 Long EC CORP US N 1 N N N Madrigal Pharmaceuticals Inc 549300CHIMT2EUSNJB60 558868105 102377.00000000 NS USD 50094089.87000000 0.671721960459 Long EC CORP US N 1 N N N MercadoLibre Inc 549300DKPDN9M5S8GB14 58733R102 39174.00000000 NS USD 84137525.46000000 1.128217394444 Long EC CORP US N 1 N N N Microsoft Corp INR2EJN1ERAN0W5ZP974 594918104 741482.00000000 NS USD 319052289.78000000 4.278237814805 Long EC CORP US N 1 N N N Micron Technology Inc B3DXGBC8GAIYWI2Z0172 595112103 173055.00000000 NS USD 71797058.40000000 0.962741531961 Long EC CORP US N 1 N N N Natera Inc 529900CQ3OZ0A0VYVU59 632307104 812955.00000000 NS USD 187906418.70000000 2.519675839597 Long EC CORP US N 1 N N N NVIDIA Corp 549300S4KLFTLO7GSQ80 67066G104 4951141.00000000 NS USD 946311579.33000000 12.68928671870 Long EC CORP US N 1 N N N Palantir Technologies Inc 549300UVN46B3BBDHO85 69608A108 858867.00000000 NS USD 125901313.53000000 1.688236623686 Long EC CORP US N 1 N N N Reddit Inc 529900APN1YHPBHPI679 75734B100 791866.00000000 NS USD 142749683.82000000 1.914159888309 Long EC CORP US N 1 N N N Robinhood Markets Inc 213800FS5AO3YWIE6F63 770700102 487582.00000000 NS USD 48504657.36000000 0.650408932826 Long EC CORP US N 1 N N N Shopify Inc 549300HGQ43STJLLP808 82509L107 1309075.00000000 NS USD 171789912.25000000 2.303566287823 Long EC CORP CA N 1 N N N Snowflake Inc 254900CJNSY1K7T53Z16 833445109 342850.00000000 NS USD 66067195.00000000 0.885908614421 Long EC CORP US N 1 N N N Fixed Income Clearing Corp 549300H47WTHXPU08X20 000000000 100304051.23000000 PA USD 100304051.23000000 1.344997665574 Long RA CORP US N 2 Repurchase N 3.25000000 2026-02-02 99903800.00000000 USD 102310132.26000000 USD UST N N N Take-Two Interactive Software Inc BOMSTHHJK882EWYX3334 874054109 169077.00000000 NS USD 37247663.10000000 0.499461580098 Long EC CORP US N 1 N N N Terns Pharmaceuticals Inc 254900S1ZDQMF4MYP709 880881107 1588735.00000000 NS USD 54970231.00000000 0.737107140384 Long EC CORP US N 1 N N N Tesla Inc 54930043XZGB27CTOV49 88160R101 227786.00000000 NS USD 98041372.26000000 1.314656937605 Long EC CORP US N 1 N N N Uber Technologies Inc 549300B2FTG34FILDR98 90353T100 711422.00000000 NS USD 56949331.10000000 0.763645300925 Long EC CORP US N 1 N N N Vertex Pharmaceuticals Inc 54930015RAQRRZ5ZGJ91 92532F100 122278.00000000 NS USD 57458432.20000000 0.770471942348 Long EC CORP US N 1 N N N Vertiv Holdings Co 549300KTTIRAOGXCRV69 92537N108 369256.00000000 NS USD 68748082.08000000 0.921857181005 Long EC CORP US N 1 N N N 2026-03-02 LORD ABBETT SECURITIES TRUST Michael Hebert Michael Hebert Chief Financial Officer XXXX