# EDGAR Filing Document

**Accession Number:** 0000898031
**File Stem:** 0001410368-25-042263
**Filing Date:** 2025-12
**Character Count:** 20710
**Document Hash:** 288b3ea4981f746d143257a824cbf218
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001410368-25-042263.hdr.sgml**: 20251223

**ACCESSION NUMBER**: 0001410368-25-042263

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251031

**FILED AS OF DATE**: 20251223

**DATE AS OF CHANGE**: 20251223

**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:** 251599389

**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:** 2025-10-31

**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:** $8341865496.26

**Total Liabilities:** $6936526.61

**Net Assets:** $8334928969.65

**Cash Not Reported:** $0.04

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000101588 | 2.07%                | 4.85%                | 3.03%                |
| Class ID C000101589 | 2.02%                | 4.77%                | 2.95%                |
| Class ID C000101590 | 2.09%                | 4.88%                | 3.05%                |
| Class ID C000101591 | 2.09%                | 4.85%                | 3.06%                |
| Class ID C000101592 | 2.05%                | 4.81%                | 3.01%                |
| Class ID C000101593 | 2.06%                | 4.82%                | 3.01%                |
| Class ID C000155685 | 2.07%                | 4.85%                | 3.02%                |
| Class ID C000155686 | 2.09%                | 4.87%                | 3.05%                |
| Class ID C000155687 | 2.11%                | 4.87%                | 3.06%                |
| Class ID C000184541 | 2.11%                | 4.87%                | 3.06%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $128210499.91            | $31611787.74                               |
| Month 2  | $5673899.90              | $371317086.62                              |
| Month 3  | $87198949.37             | $163738620.89                              |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Advanced Micro Devices Inc        | Advanced Micro Devices Inc        | CUSIP: 007903107<br>LEI: R2I72C950HOYXII45366 | Long             | EC               | CORP              | US        |    437544 | NS      | $112063769.28 | 1.34%             |  |  |  | No            |                  1 | On Loan: No      |
| Affirm Holdings Inc               | Affirm Holdings Inc               | CUSIP: 00827B106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |   1084705 | NS      | $77968595.40  | 0.94%             |  |  |  | No            |                  1 | On Loan: No      |
| Alphabet Inc                      | Alphabet Inc                      | CUSIP: 02079K305<br>LEI: 5493006MHB84DD0ZWV18 | Long             | EC               | CORP              | US        |   1273731 | NS      | $358160419.89 | 4.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Amazon.com Inc                    | Amazon.com Inc                    | CUSIP: 023135106<br>LEI: ZXTILKJKG63JELOEG630 | Long             | EC               | CORP              | US        |   1922125 | NS      | $469421367.50 | 5.63%             |  |  |  | No            |                  1 | On Loan: No      |
| Amphenol Corp                     | Amphenol Corp                     | CUSIP: 032095101<br>LEI: 549300D3L3G0R4U4VT04 | Long             | EC               | CORP              | US        |    807766 | NS      | $112554114.44 | 1.35%             |  |  |  | No            |                  1 | On Loan: No      |
| Apple Inc                         | Apple Inc                         | CUSIP: 037833100<br>LEI: HWUPKR0MPOU8FGXBT394 | Long             | EC               | CORP              | US        |    866379 | NS      | $234242890.23 | 2.81%             |  |  |  | No            |                  1 | On Loan: No      |
| AppLovin Corp                     | AppLovin Corp                     | CUSIP: 03831W108<br>LEI: 549300LLVXMUAOL3SQ07 | Long             | EC               | CORP              | US        |    230919 | NS      | $147171606.27 | 1.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Argenx SE                         | Argenx SE                         | CUSIP: 04016X101<br>LEI: 7245009C5FZE6G9ODQ71 | Long             | EC               | CORP              | NL        |    144856 | NS      | $118564636.00 | 1.42%             |  |  |  | No            |                  1 | On Loan: No      |
| Arista Networks Inc               | Arista Networks Inc               | CUSIP: 040413205<br>LEI: 635400H1WKBLOQERUU95 | Long             | EC               | CORP              | US        |   1843703 | NS      | $290733526.07 | 3.49%             |  |  |  | No            |                  1 | On Loan: No      |
| Astera Labs Inc                   | Astera Labs Inc                   | CUSIP: 04626A103<br>LEI: 529900LJL8TUEGF7HG20 | Long             | EC               | CORP              | US        |    581941 | NS      | $108636745.88 | 1.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Axon Enterprise Inc               | Axon Enterprise Inc               | CUSIP: 05464C101<br>LEI: 549300QP2IEEGFE16681 | Long             | EC               | CORP              | US        |    215477 | NS      | $157778723.71 | 1.89%             |  |  |  | No            |                  1 | On Loan: No      |
| Booking Holdings Inc              | Booking Holdings Inc              | CUSIP: 09857L108<br>LEI: FXM8FAOHMYDIPD38UZ17 | Long             | EC               | CORP              | US        |     13595 | NS      | $69031875.30  | 0.83%             |  |  |  | No            |                  1 | On Loan: No      |
| Broadcom Inc                      | Broadcom Inc                      | CUSIP: 11135F101<br>LEI: 549300WV6GIDOZJTV909 | Long             | EC               | CORP              | US        |    802424 | NS      | $296599983.12 | 3.56%             |  |  |  | No            |                  1 | On Loan: No      |
| Cadence Design Systems Inc        | Cadence Design Systems Inc        | CUSIP: 127387108<br>LEI: GCT7RXJOGLXPV0NXZY22 | Long             | EC               | CORP              | US        |    221954 | NS      | $75173600.26  | 0.90%             |  |  |  | No            |                  1 | On Loan: No      |
| Carvana Co                        | Carvana Co                        | CUSIP: 146869102<br>LEI: 5493003WEAK2PJ5WS063 | Long             | EC               | CORP              | US        |    493419 | NS      | $151252660.26 | 1.81%             |  |  |  | No            |                  1 | On Loan: No      |
| Cloudflare Inc                    | Cloudflare Inc                    | CUSIP: 18915M107<br>LEI: 5493007DY18BGNLDWU14 | Long             | EC               | CORP              | US        |    749744 | NS      | $189910155.20 | 2.28%             |  |  |  | No            |                  1 | On Loan: No      |
| Comfort Systems USA Inc           | Comfort Systems USA Inc           | CUSIP: 199908104<br>LEI: 5299009DT1ZA5HTU6R38 | Long             | EC               | CORP              | US        |    136686 | NS      | $131981267.88 | 1.58%             |  |  |  | No            |                  1 | On Loan: No      |
| Crowdstrike Holdings Inc          | Crowdstrike Holdings Inc          | CUSIP: 22788C105<br>LEI: 549300YBY08K9KM4HX32 | Long             | EC               | CORP              | US        |    286968 | NS      | $155826493.68 | 1.87%             |  |  |  | No            |                  1 | On Loan: No      |
| DoorDash Inc                      | DoorDash Inc                      | CUSIP: 25809K105<br>LEI: 549300NUQ43FGGSK5051 | Long             | EC               | CORP              | US        |    667406 | NS      | $169768064.22 | 2.04%             |  |  |  | No            |                  1 | On Loan: No      |
| EMCOR Group Inc                   | EMCOR Group Inc                   | CUSIP: 29084Q100<br>LEI: 529900X0SQJB2J7YDU43 | Long             | EC               | CORP              | US        |    218426 | NS      | $147607922.28 | 1.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Evercore Inc                      | Evercore Inc                      | CUSIP: 29977A105<br>LEI: 529900P6KLPT95DW3W58 | Long             | EC               | CORP              | US        |    247637 | NS      | $72943954.72  | 0.88%             |  |  |  | No            |                  1 | On Loan: No      |
| Meta Platforms Inc                | Meta Platforms Inc                | CUSIP: 30303M102<br>LEI: BQ4BKCS1HXDV9HN80Z93 | Long             | EC               | CORP              | US        |    402181 | NS      | $260754051.35 | 3.13%             |  |  |  | No            |                  1 | On Loan: No      |
| General Electric Co               | General Electric Co               | CUSIP: 369604301<br>LEI: 3C7474T6CDKPR9K6YT90 | Long             | EC               | CORP              | US        |    516462 | NS      | $159560934.90 | 1.91%             |  |  |  | No            |                  1 | On Loan: No      |
| Guidewire Software Inc            | Guidewire Software Inc            | CUSIP: 40171V100<br>LEI: 549300WXSG0J8IXZCK32 | Long             | EC               | CORP              | US        |    447335 | NS      | $104515349.40 | 1.25%             |  |  |  | No            |                  1 | On Loan: No      |
| Howmet Aerospace Inc              | Howmet Aerospace Inc              | CUSIP: 443201108<br>LEI: 549300HO5WFZUT5N2T22 | Long             | EC               | CORP              | US        |    327491 | NS      | $67446771.45  | 0.81%             |  |  |  | No            |                  1 | On Loan: No      |
| Insmed Inc                        | Insmed Inc                        | CUSIP: 457669307<br>LEI: 529900Q55QAG41CCAC11 | Long             | EC               | CORP              | US        |    972013 | NS      | $184293664.80 | 2.21%             |  |  |  | No            |                  1 | On Loan: No      |
| Intuitive Surgical Inc            | Intuitive Surgical Inc            | CUSIP: 46120E602<br>LEI: 54930052SRG011710797 | Long             | EC               | CORP              | US        |    149986 | NS      | $80134520.08  | 0.96%             |  |  |  | No            |                  1 | On Loan: No      |
| Live Nation Entertainment Inc     | Live Nation Entertainment Inc     | CUSIP: 538034109<br>LEI: 5493007B9BM9ZXJINO78 | Long             | EC               | CORP              | US        |    350187 | NS      | $52363462.11  | 0.63%             |  |  |  | No            |                  1 | On Loan: No      |
| MercadoLibre Inc                  | MercadoLibre Inc                  | CUSIP: 58733R102<br>LEI: 549300DKPDN9M5S8GB14 | Long             | EC               | CORP              | US        |     62926 | NS      | $146445162.76 | 1.76%             |  |  |  | No            |                  1 | On Loan: No      |
| Microsoft Corp                    | Microsoft Corp                    | CUSIP: 594918104<br>LEI: INR2EJN1ERAN0W5ZP974 | Long             | EC               | CORP              | US        |    737619 | NS      | $381946494.39 | 4.58%             |  |  |  | No            |                  1 | On Loan: No      |
| Natera Inc                        | Natera Inc                        | CUSIP: 632307104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    808718 | NS      | $160878271.74 | 1.93%             |  |  |  | No            |                  1 | On Loan: No      |
| Netflix Inc                       | Netflix Inc                       | CUSIP: 64110L106<br>LEI: 549300Y7VHGU0I7CE873 | Long             | EC               | CORP              | US        |    159316 | NS      | $178252299.76 | 2.14%             |  |  |  | No            |                  1 | On Loan: No      |
| NVIDIA Corp                       | NVIDIA Corp                       | CUSIP: 67066G104<br>LEI: 549300S4KLFTLO7GSQ80 | Long             | EC               | CORP              | US        |   4872053 | NS      | $986542011.97 | 11.84%            |  |  |  | No            |                  1 | On Loan: No      |
| Oracle Corp                       | Oracle Corp                       | CUSIP: 68389X105<br>LEI: 1Z4GXXU7ZHVWFCD8TV52 | Long             | EC               | CORP              | US        |    623324 | NS      | $163691115.64 | 1.96%             |  |  |  | No            |                  1 | On Loan: No      |
| Palantir Technologies Inc         | Palantir Technologies Inc         | CUSIP: 69608A108<br>LEI: 549300UVN46B3BBDHO85 | Long             | EC               | CORP              | US        |    965526 | NS      | $193558997.22 | 2.32%             |  |  |  | No            |                  1 | On Loan: No      |
| Reddit Inc                        | Reddit Inc                        | CUSIP: 75734B100<br>LEI: 529900APN1YHPBHPI679 | Long             | EC               | CORP              | US        |    517945 | NS      | $108224607.75 | 1.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Robinhood Markets Inc             | Robinhood Markets Inc             | CUSIP: 770700102<br>LEI: 213800FS5AO3YWIE6F63 | Long             | EC               | CORP              | US        |   1342827 | NS      | $197100147.06 | 2.36%             |  |  |  | No            |                  1 | On Loan: No      |
| ROBLOX Corp                       | ROBLOX Corp                       | CUSIP: 771049103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    456365 | NS      | $51897827.80  | 0.62%             |  |  |  | No            |                  1 | On Loan: No      |
| Sea Ltd                           | Sea Ltd                           | CUSIP: 81141R100<br>LEI: 529900OM6JLLW44YKI15 | Long             | EC               | CORP              | KY        |    679401 | NS      | $106156406.25 | 1.27%             |  |  |  | No            |                  1 | On Loan: No      |
| Shopify Inc                       | Shopify Inc                       | CUSIP: 82509L107<br>LEI: 549300HGQ43STJLLP808 | Long             | EC               | CORP              | CA        |   1302253 | NS      | $226409706.58 | 2.72%             |  |  |  | No            |                  1 | On Loan: No      |
| Snowflake Inc                     | Snowflake Inc                     | CUSIP: 833445109<br>LEI: 254900CJNSY1K7T53Z16 | Long             | EC               | CORP              | US        |    428484 | NS      | $117781681.92 | 1.41%             |  |  |  | No            |                  1 | On Loan: No      |
| Fixed Income Clearing Corp        | FIXED INC CLEARING CORP.REPO      | CUSIP: 000000000<br>LEI: 549300H47WTHXPU08X20 | Long             | RA               | CORP              | US        | 161523074 | PA      | $161523074.00 | 1.94%             |  |  |  | No            |                  2 | On Loan: No      |
| Take-Two Interactive Software Inc | Take-Two Interactive Software Inc | CUSIP: 874054109<br>LEI: BOMSTHHJK882EWYX3334 | Long             | EC               | CORP              | US        |    119851 | NS      | $30726200.87  | 0.37%             |  |  |  | No            |                  1 | On Loan: No      |
| Tesla Inc                         | Tesla Inc                         | CUSIP: 88160R101<br>LEI: 54930043XZGB27CTOV49 | Long             | EC               | CORP              | US        |    191809 | NS      | $87572317.04  | 1.05%             |  |  |  | No            |                  1 | On Loan: No      |
| Toast Inc                         | Toast Inc                         | CUSIP: 888787108<br>LEI: 549300TN1PZNLCD4I551 | Long             | EC               | CORP              | US        |   1682988 | NS      | $60823186.32  | 0.73%             |  |  |  | No            |                  1 | On Loan: No      |
| TransDigm Group Inc               | TransDigm Group Inc               | CUSIP: 893641100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     49812 | NS      | $65179500.12  | 0.78%             |  |  |  | No            |                  1 | On Loan: No      |
| Uber Technologies Inc             | Uber Technologies Inc             | CUSIP: 90353T100<br>LEI: 549300B2FTG34FILDR98 | Long             | EC               | CORP              | US        |   1177964 | NS      | $113673526.00 | 1.36%             |  |  |  | No            |                  1 | On Loan: No      |
| Vertiv Holdings Co                | Vertiv Holdings Co                | CUSIP: 92537N108<br>LEI: 549300KTTIRAOGXCRV69 | Long             | EC               | CORP              | US        |    367332 | NS      | $70843649.52  | 0.85%             |  |  |  | No            |                  1 | On Loan: No      |
| Visa Inc                          | Visa Inc                          | CUSIP: 92826C839<br>LEI: 549300JZ4OKEHW3DPJ59 | Long             | EC               | CORP              | US        |    122498 | NS      | $41739968.52  | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Spotify Technology SA             | Spotify Technology SA             | CUSIP: 000000000<br>LEI: 549300B4X0JHWV0DTD60 | Long             | EC               | CORP              | LU        |    204942 | NS      | $134302591.44 | 1.61%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2025-11-14

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

**Signature:** Michael Hebert

**Name of Signer:** Michael Hebert

**Title:** Chief Financial Officer