# EDGAR Filing Document

**Accession Number:** 0000898031
**File Stem:** 0001752724-25-158790
**Filing Date:** 2025-6
**Character Count:** 18553
**Document Hash:** 88fa0dd7dfee85212282eede023cc53b
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-25-158790.hdr.sgml**: 20250626

**ACCESSION NUMBER**: 0001752724-25-158790

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250430

**FILED AS OF DATE**: 20250626

**DATE AS OF CHANGE**: 20250626

**PERIOD START**: 20251031

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** LORD ABBETT SECURITIES TRUST
- **CENTRAL INDEX KEY:** 0000898031

**ORGANIZATION NAME:**
- **EIN:** 133712440
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1031

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-07538
- **FILM NUMBER:** 251078206

**BUSINESS ADDRESS:**
- **STREET 1:** 30 HUDSON STREET
- **CITY:** JERSEY CITY
- **STATE:** NJ
- **ZIP:** 07302
- **BUSINESS PHONE:** 201-827-2000

**MAIL ADDRESS:**
- **STREET 1:** 30 HUDSON STREET
- **CITY:** JERSEY CITY
- **STATE:** NJ
- **ZIP:** 07302

## Series and Classes Contracts Data

### Lord Abbett Growth Leaders Fund (Series ID: S000032915)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000101588 | Class A      | LGLAX           |
| C000101589 | Class C      | LGLCX           |
| C000101590 | Class F      | LGLFX           |
| C000101591 | Class I      | LGLIX           |
| C000101592 | Class R2     | LGLQX           |
| C000101593 | Class R3     | LGLRX           |
| C000155685 | Class R4     | LGLSX           |
| C000155686 | Class R5     | LGLUX           |
| C000155687 | Class R6     | LGLVX           |
| C000184541 | Class F3     | LGLOX           |

## Form NPORT-P: Monthly Portfolio Investments Report

### NPORT-P: Part A: General Information

**Item A.1. Information about the Registrant.**

- **a. Name of Registrant:** LORD ABBETT SECURITIES TRUST

- **b. Investment Company Act file number:** 811-07538

- **c. CIK number of Registrant:** 0000898031

- **d. LEI of Registrant:** 5493002HV0D15KTWO412

- **e. Address and telephone number of Registrant.**

  - **Street Address 1:** 30 HUDSON STREET

  - **City:** JERSEY CITY

  - **State:** NJ

  - **Foreign country:** US

  - **Zip / Postal Code:** 07302

  - **Telephone number:** 201-827-2000

**Item A.2. Information about the Series.**

- **a. Name of Series:** Lord Abbett Growth Leaders Fund

- **b. EDGAR series identifier (if any):** S000032915

- **c. LEI of Series:** 54930074HNMKS2EXE462

**Item A.3. Reporting period.**

- **a. Date of fiscal year-end:** 2025-10-31

- **b. Date as of which information is reported:** 2025-04-30

**Item A.4. Final filing**

Does the Fund anticipate that this will be its final filing on Form N-PORT? **No**

### Fund Information

**Total Assets:** $6215608240.72

**Total Liabilities:** $4824724.77

**Net Assets:** $6210783515.95

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000101592 | -6.91%               | -11.47%              | 4.62%                |
| Class ID C000155685 | -6.89%               | -11.44%              | 4.63%                |
| Class ID C000184541 | -6.87%               | -11.41%              | 4.66%                |
| Class ID C000101590 | -6.88%               | -11.41%              | 4.65%                |
| Class ID C000155687 | -6.87%               | -11.43%              | 4.68%                |
| Class ID C000101593 | -6.92%               | -11.46%              | 4.63%                |
| Class ID C000101589 | -6.94%               | -11.49%              | 4.59%                |
| Class ID C000101591 | -6.88%               | -11.41%              | 4.68%                |
| Class ID C000155686 | -6.88%               | -11.43%              | 4.68%                |
| Class ID C000101588 | -6.87%               | -11.44%              | 4.63%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $146728901.03            | $-651516965.94                             |
| Month 2  | $-28477310.09            | $-750132053.25                             |
| Month 3  | $-127834162.98           | $406679680.23                              |

### Schedule of Portfolio Investments

| Name                       | Title                        | Identifiers                                   | Payoff Profile   | Asset Category   | Issuer Category   | Country   |   Balance | Units   | Value (USD)   | % of Net Assets   | Maturity Date   | Coupon Type   | Annualized Rate (%)   | Restricted?   |   Fair Value Level | Lending Status   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Astera Labs Inc            | Astera Labs Inc              | CUSIP: 04626A103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    612857 | NS      | $40025690.67  | 0.64%             |  |  |  | No            |                  1 | On Loan: No      |
| Atlassian Corp             | Atlassian Corp               | CUSIP: 049468101<br>LEI: 549300V7ZY5P02D2MY38 | Long             | EC               | CORP              | US        |    394161 | NS      | $89990897.91  | 1.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Amphenol Corp              | Amphenol Corp                | CUSIP: 032095101<br>LEI: 549300D3L3G0R4U4VT04 | Long             | EC               | CORP              | US        |    599271 | NS      | $46113903.45  | 0.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Costco Wholesale Corp      | Costco Wholesale Corp        | CUSIP: 22160K105<br>LEI: 29DX7H14B9S6O3FD6V18 | Long             | EC               | CORP              | US        |    103718 | NS      | $103147551.00 | 1.66%             |  |  |  | No            |                  1 | On Loan: No      |
| Cloudflare Inc             | Cloudflare Inc               | CUSIP: 18915M107<br>LEI: 5493007DY18BGNLDWU14 | Long             | EC               | CORP              | US        |    749744 | NS      | $90554080.32  | 1.46%             |  |  |  | No            |                  1 | On Loan: No      |
| HubSpot Inc                | HubSpot Inc                  | CUSIP: 443573100<br>LEI: 529900BLNVEW0MVKJB37 | Long             | EC               | CORP              | US        |    110147 | NS      | $67354890.50  | 1.08%             |  |  |  | No            |                  1 | On Loan: No      |
| Sea Ltd                    | Sea Ltd                      | CUSIP: 81141R100<br>LEI: 529900OM6JLLW44YKI15 | Long             | EC               | CORP              | KY        |    553369 | NS      | $74179114.45  | 1.19%             |  |  |  | No            |                  1 | On Loan: No      |
| Spotify Technology SA      | Spotify Technology SA        | CUSIP: 000000000<br>LEI: 549300B4X0JHWV0DTD60 | Long             | EC               | CORP              | LU        |    409236 | NS      | $251262719.28 | 4.05%             |  |  |  | No            |                  1 | On Loan: No      |
| Robinhood Markets Inc      | Robinhood Markets Inc        | CUSIP: 770700102<br>LEI: 213800FS5AO3YWIE6F63 | Long             | EC               | CORP              | US        |   1152247 | NS      | $56586850.17  | 0.91%             |  |  |  | No            |                  1 | On Loan: No      |
| Carvana Co                 | Carvana Co                   | CUSIP: 146869102<br>LEI: 5493003WEAK2PJ5WS063 | Long             | EC               | CORP              | US        |    489193 | NS      | $119534309.55 | 1.92%             |  |  |  | No            |                  1 | On Loan: No      |
| Alphabet Inc               | Alphabet Inc                 | CUSIP: 02079K305<br>LEI: 5493006MHB84DD0ZWV18 | Long             | EC               | CORP              | US        |   1223803 | NS      | $194339916.40 | 3.13%             |  |  |  | No            |                  1 | On Loan: No      |
| Boston Scientific Corp     | Boston Scientific Corp       | CUSIP: 101137107<br>LEI: Y6ZDD9FP4P8JSSJMW954 | Long             | EC               | CORP              | US        |   1253028 | NS      | $128898990.36 | 2.08%             |  |  |  | No            |                  1 | On Loan: No      |
| Fiserv Inc                 | Fiserv Inc                   | CUSIP: 337738108<br>LEI: GI7UBEJLXYLGR2C7GV83 | Long             | EC               | CORP              | US        |    403612 | NS      | $74494666.84  | 1.20%             |  |  |  | No            |                  1 | On Loan: No      |
| Microsoft Corp             | Microsoft Corp               | CUSIP: 594918104<br>LEI: INR2EJN1ERAN0W5ZP974 | Long             | EC               | CORP              | US        |    674404 | NS      | $266564925.04 | 4.29%             |  |  |  | No            |                  1 | On Loan: No      |
| Axon Enterprise Inc        | Axon Enterprise Inc          | CUSIP: 05464C101<br>LEI: 549300QP2IEEGFE16681 | Long             | EC               | CORP              | US        |    213299 | NS      | $130816276.70 | 2.11%             |  |  |  | No            |                  1 | On Loan: No      |
| NVIDIA Corp                | NVIDIA Corp                  | CUSIP: 67066G104<br>LEI: 549300S4KLFTLO7GSQ80 | Long             | EC               | CORP              | US        |   4258507 | NS      | $463836582.44 | 7.47%             |  |  |  | No            |                  1 | On Loan: No      |
| EMCOR Group Inc            | EMCOR Group Inc              | CUSIP: 29084Q100<br>LEI: 529900X0SQJB2J7YDU43 | Long             | EC               | CORP              | US        |    167113 | NS      | $66962179.10  | 1.08%             |  |  |  | No            |                  1 | On Loan: No      |
| CyberArk Software Ltd      | CyberArk Software Ltd        | CUSIP: 000000000<br>LEI: 529900YEXNDM894PWS93 | Long             | EC               | CORP              | IL        |    503042 | NS      | $177151270.72 | 2.85%             |  |  |  | No            |                  1 | On Loan: No      |
| Ares Management Corp       | Ares Management Corp         | CUSIP: 03990B101<br>LEI: 529900JUV61FH7B8VW38 | Long             | EC               | CORP              | US        |    336869 | NS      | $51382628.57  | 0.83%             |  |  |  | No            |                  1 | On Loan: No      |
| Guidewire Software Inc     | Guidewire Software Inc       | CUSIP: 40171V100<br>LEI: 549300WXSG0J8IXZCK32 | Long             | EC               | CORP              | US        |    447335 | NS      | $91600787.95  | 1.47%             |  |  |  | No            |                  1 | On Loan: No      |
| Palantir Technologies Inc  | Palantir Technologies Inc    | CUSIP: 69608A108<br>LEI: 549300UVN46B3BBDHO85 | Long             | EC               | CORP              | US        |   1380392 | NS      | $163493628.48 | 2.63%             |  |  |  | No            |                  1 | On Loan: No      |
| DoorDash Inc               | DoorDash Inc                 | CUSIP: 25809K105<br>LEI: 549300NUQ43FGGSK5051 | Long             | EC               | CORP              | US        |    667406 | NS      | $128735943.34 | 2.07%             |  |  |  | No            |                  1 | On Loan: No      |
| TransDigm Group Inc        | TransDigm Group Inc          | CUSIP: 893641100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     49812 | NS      | $70387842.84  | 1.13%             |  |  |  | No            |                  1 | On Loan: No      |
| Netflix Inc                | Netflix Inc                  | CUSIP: 64110L106<br>LEI: 549300Y7VHGU0I7CE873 | Long             | EC               | CORP              | US        |    263852 | NS      | $298606585.44 | 4.81%             |  |  |  | No            |                  1 | On Loan: No      |
| Intuitive Surgical Inc     | Intuitive Surgical Inc       | CUSIP: 46120E602<br>LEI: 54930052SRG011710797 | Long             | EC               | CORP              | US        |    296194 | NS      | $152776865.20 | 2.46%             |  |  |  | No            |                  1 | On Loan: No      |
| Broadcom Inc               | Broadcom Inc                 | CUSIP: 11135F101<br>LEI: 549300WV6GIDOZJTV909 | Long             | EC               | CORP              | US        |    663401 | NS      | $127684790.47 | 2.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Reddit Inc                 | Reddit Inc                   | CUSIP: 75734B100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    836150 | NS      | $97470005.50  | 1.57%             |  |  |  | No            |                  1 | On Loan: No      |
| Fixed Income Clearing Corp | FIXED INC CLEARING CORP.REPO | CUSIP: 000000000<br>LEI: 549300H47WTHXPU08X20 | Long             | RA               | CORP              | US        | 237288852 | PA      | $237288851.62 | 3.82%             |  |  |  | No            |                  2 | On Loan: No      |
| Arista Networks Inc        | Arista Networks Inc          | CUSIP: 040413205<br>LEI: 635400H1WKBLOQERUU95 | Long             | EC               | CORP              | US        |    993095 | NS      | $81701925.65  | 1.32%             |  |  |  | No            |                  1 | On Loan: No      |
| ServiceNow Inc             | ServiceNow Inc               | CUSIP: 81762P102<br>LEI: 549300HJTQM36M0E1G39 | Long             | EC               | CORP              | US        |    108018 | NS      | $103158270.18 | 1.66%             |  |  |  | No            |                  1 | On Loan: No      |
| General Electric Co        | General Electric Co          | CUSIP: 369604301<br>LEI: 3C7474T6CDKPR9K6YT90 | Long             | EC               | CORP              | US        |    426500 | NS      | $85956810.00  | 1.38%             |  |  |  | No            |                  1 | On Loan: No      |
| Meta Platforms Inc         | Meta Platforms Inc           | CUSIP: 30303M102<br>LEI: BQ4BKCS1HXDV9HN80Z93 | Long             | EC               | CORP              | US        |    734265 | NS      | $403111485.00 | 6.49%             |  |  |  | No            |                  1 | On Loan: No      |
| Oracle Corp                | Oracle Corp                  | CUSIP: 68389X105<br>LEI: 1Z4GXXU7ZHVWFCD8TV52 | Long             | EC               | CORP              | US        |    446588 | NS      | $62843863.36  | 1.01%             |  |  |  | No            |                  1 | On Loan: No      |
| Argenx SE                  | Argenx SE                    | CUSIP: 04016X101<br>LEI: 7245009C5FZE6G9ODQ71 | Long             | EC               | CORP              | NL        |    242964 | NS      | $156745794.96 | 2.52%             |  |  |  | No            |                  1 | On Loan: No      |
| Crowdstrike Holdings Inc   | Crowdstrike Holdings Inc     | CUSIP: 22788C105<br>LEI: 549300YBY08K9KM4HX32 | Long             | EC               | CORP              | US        |    249214 | NS      | $106880408.18 | 1.72%             |  |  |  | No            |                  1 | On Loan: No      |
| Insmed Inc                 | Insmed Inc                   | CUSIP: 457669307<br>LEI: 529900Q55QAG41CCAC11 | Long             | EC               | CORP              | US        |    625975 | NS      | $45070200.00  | 0.73%             |  |  |  | No            |                  1 | On Loan: No      |
| Natera Inc                 | Natera Inc                   | CUSIP: 632307104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |   1091096 | NS      | $164679119.28 | 2.65%             |  |  |  | No            |                  1 | On Loan: No      |
| Shopify Inc                | Shopify Inc                  | CUSIP: 82509L107<br>LEI: 549300HGQ43STJLLP808 | Long             | EC               | CORP              | CA        |   1034309 | NS      | $98259355.00  | 1.58%             |  |  |  | No            |                  1 | On Loan: No      |
| Apple Inc                  | Apple Inc                    | CUSIP: 037833100<br>LEI: HWUPKR0MPOU8FGXBT394 | Long             | EC               | CORP              | US        |   1229964 | NS      | $261367350.00 | 4.21%             |  |  |  | No            |                  1 | On Loan: No      |
| AppLovin Corp              | AppLovin Corp                | CUSIP: 03831W108<br>LEI: 549300LLVXMUAOL3SQ07 | Long             | EC               | CORP              | US        |    181265 | NS      | $48816477.15  | 0.79%             |  |  |  | No            |                  1 | On Loan: No      |
| MercadoLibre Inc           | MercadoLibre Inc             | CUSIP: 58733R102<br>LEI: 549300DKPDN9M5S8GB14 | Long             | EC               | CORP              | US        |     67205 | NS      | $156644774.25 | 2.52%             |  |  |  | No            |                  1 | On Loan: No      |
| Toast Inc                  | Toast Inc                    | CUSIP: 888787108<br>LEI: 549300TN1PZNLCD4I551 | Long             | EC               | CORP              | US        |   2814734 | NS      | $100148235.72 | 1.61%             |  |  |  | No            |                  1 | On Loan: No      |
| Eli Lilly & Co             | Eli Lilly & Co               | CUSIP: 532457108<br>LEI: FRDRIPF3EKNDJ2CQJL29 | Long             | EC               | CORP              | US        |     88327 | NS      | $79401556.65  | 1.28%             |  |  |  | No            |                  1 | On Loan: No      |
| Wix.com Ltd                | Wix.com Ltd                  | CUSIP: 000000000<br>LEI: 5493008P6N29Q1AG9464 | Long             | EC               | CORP              | IL        |    265076 | NS      | $44954238.84  | 0.72%             |  |  |  | No            |                  1 | On Loan: No      |
| Amazon.com Inc             | Amazon.com Inc               | CUSIP: 023135106<br>LEI: ZXTILKJKG63JELOEG630 | Long             | EC               | CORP              | US        |   1922125 | NS      | $354478292.50 | 5.71%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2025-05-16

**Name of Applicant:** LORD ABBETT SECURITIES TRUST

**Signature:** Michael Hebert

**Name of Signer:** Michael Hebert

**Title:** Chief Financial Officer