# EDGAR Filing Document

**Accession Number:** 0000816153
**File Stem:** 0001410368-26-051179
**Filing Date:** 2026-5
**Character Count:** 20979
**Document Hash:** 14646c074c2ee67ca344b842285a79c7
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001410368-26-051179.hdr.sgml**: 20260526

**ACCESSION NUMBER**: 0001410368-26-051179

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260331

**FILED AS OF DATE**: 20260526

**DATE AS OF CHANGE**: 20260526

**PERIOD START**: 20260930

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** THORNBURG INVESTMENT TRUST
- **CENTRAL INDEX KEY:** 0000816153

**ORGANIZATION NAME:**
- **EIN:** 061158764
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 0930

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-05201
- **FILM NUMBER:** 261016884

**BUSINESS ADDRESS:**
- **STREET 1:** 2300 NORTH RIDGETOP ROAD
- **CITY:** SANTA FE
- **STATE:** NM
- **ZIP:** 87506-8361
- **BUSINESS PHONE:** 5059840200

**MAIL ADDRESS:**
- **STREET 1:** 2300 NORTH RIDGETOP ROAD
- **CITY:** SANTA FE
- **STATE:** NM
- **ZIP:** 87506-8361

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** THORNBURG INCOME TRUST
- **DATE OF NAME CHANGE:** 19920703

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** LIMITED TERM TRUST
- **DATE OF NAME CHANGE:** 19870816

## Series and Classes Contracts Data

### Thornburg International Growth Fund (Series ID: S000015648)

| Class ID   | Class Name                                     | Ticker Symbol   |
|:---|:---|:---|
| C000042663 | Thornburg International Growth Fund - Class I  | TINGX           |
| C000042664 | Thornburg International Growth Fund - Class A  | TIGAX           |
| C000042665 | Thornburg International Growth Fund - Class C  | TIGCX           |
| C000058465 | Thornburg International Growth Fund - Class R3 | TIGVX           |
| C000058466 | Thornburg International Growth Fund - Class R4 | TINVX           |
| C000058467 | Thornburg International Growth Fund - Class R5 | TINFX           |
| C000123223 | Thornburg International Growth Fund - Class R6 | THGIX           |

## Form NPORT-P: Monthly Portfolio Investments Report

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

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

- **a. Name of Registrant:** THORNBURG INVESTMENT TRUST

- **b. Investment Company Act file number:** 811-05201

- **c. CIK number of Registrant:** 0000816153

- **d. LEI of Registrant:** 5493001XM52H8S4WYY82

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

  - **Street Address 1:** 2300 NORTH RIDGETOP ROAD

  - **City:** SANTA FE

  - **State:** NM

  - **Foreign country:** US

  - **Zip / Postal Code:** 87506-8361

  - **Telephone number:** 505-984-0200

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

- **a. Name of Series:** Thornburg International Growth Fund

- **b. EDGAR series identifier (if any):** S000015648

- **c. LEI of Series:** 5493001STPJ13DESVZ34

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

- **a. Date of fiscal year-end:** 2026-09-30

- **b. Date as of which information is reported:** 2026-03-31

**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:** $631765291.92

**Total Liabilities:** $927611.80

**Net Assets:** $630837680.12

**Cash Not Reported:** $974.96

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000042663 | 3.16%                | 0.86%                | -7.26%               |
| Class ID C000042664 | 3.14%                | 0.82%                | -7.31%               |
| Class ID C000042665 | 3.03%                | 0.77%                | -7.37%               |
| Class ID C000058465 | 3.12%                | 0.80%                | -7.27%               |
| Class ID C000058466 | 3.13%                | 0.83%                | -7.28%               |
| Class ID C000058467 | 3.19%                | 0.86%                | -7.27%               |
| Class ID C000123223 | 3.18%                | 0.85%                | -7.24%               |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $9229866.26              | $13087475.09                               |
| Month 2  | $14273321.92             | $-8236878.84                               |
| Month 3  | $4004900.20              | $-54432227.50                              |

### 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        |     73967 | NS      | $15047106.81  | 2.39%             |  |  |  | No            |                  1 | On Loan: No      |
| Diploma PLC                               | Diploma PLC                               | CUSIP: 000000000<br>LEI: 2138008OGI7VYG8FGR19 | Long             | EC               | CORP              | GB        |    159132 | NS      | $12705418.91  | 2.01%             |  |  |  | No            |                  2 | On Loan: No      |
| Arista Networks Inc                       | Arista Networks Inc                       | CUSIP: 040413205<br>LEI: 635400H1WKBLOQERUU95 | Long             | EC               | CORP              | US        |     90098 | NS      | $11062232.44  | 1.75%             |  |  |  | No            |                  1 | On Loan: No      |
| AstraZeneca PLC                           | AstraZeneca PLC                           | CUSIP: 000000000<br>LEI: PY6ZZQWO2IZFZC3IOL08 | Long             | EC               | CORP              | GB        |    146169 | NS      | $28581878.51  | 4.53%             |  |  |  | No            |                  2 | On Loan: No      |
| Fairfax India Holdings Corp               | Fairfax India Holdings Corp               | CUSIP: 303897102<br>LEI: 549300K2JHXU7AX7CV78 | Long             | EC               | CORP              | CA        |    299961 | NS      | $4814374.05   | 0.76%             |  |  |  | Yes           |                  1 | On Loan: No      |
| Thales SA                                 | Thales SA                                 | CUSIP: 000000000<br>LEI: 529900FNDVTQJOVVPZ19 | Long             | EC               | CORP              | FR        |     26691 | NS      | $7827005.47   | 1.24%             |  |  |  | No            |                  2 | On Loan: No      |
| Schneider Electric SE                     | Schneider Electric SE                     | CUSIP: 000000000<br>LEI: 969500A1YF1XUYYXS284 | Long             | EC               | CORP              | FR        |     37119 | NS      | $10110533.70  | 1.60%             |  |  |  | No            |                  2 | On Loan: No      |
| Kanzhun Ltd                               | Kanzhun Ltd                               | CUSIP: 48553T106<br>LEI: 254900F4ZCBITP7L0251 | Long             | EC               | CORP              | KY        |    305274 | NS      | $4087618.86   | 0.65%             |  |  |  | No            |                  1 | On Loan: No      |
| E.ON SE                                   | E.ON SE                                   | CUSIP: 000000000<br>LEI: Q9MAIUP40P25UFBFG033 | Long             | EC               | CORP              | DE        |    434019 | NS      | $9505651.40   | 1.51%             |  |  |  | No            |                  2 | On Loan: No      |
| ASM International NV                      | ASM International NV                      | CUSIP: 000000000<br>LEI: 7245001I22ND6ZFHX623 | Long             | EC               | CORP              | NL        |     19111 | NS      | $14485231.62  | 2.30%             |  |  |  | No            |                  2 | On Loan: No      |
| Mastercard Inc                            | Mastercard Inc                            | CUSIP: 57636Q104<br>LEI: AR5L2ODV9HN37376R084 | Long             | EC               | CORP              | US        |     52710 | NS      | $26337078.60  | 4.17%             |  |  |  | No            |                  1 | On Loan: No      |
| MercadoLibre Inc                          | MercadoLibre Inc                          | CUSIP: 58733R102<br>LEI: 549300DKPDN9M5S8GB14 | Long             | EC               | CORP              | US        |      7870 | NS      | $13607387.40  | 2.16%             |  |  |  | No            |                  1 | On Loan: No      |
| Nomura Research Institute Ltd             | Nomura Research Institute Ltd             | CUSIP: 000000000<br>LEI: 5299005F1HCVF4M4QN79 | Long             | EC               | CORP              | JP        |    315000 | NS      | $8620804.33   | 1.37%             |  |  |  | No            |                  2 | On Loan: No      |
| Hoya Corp                                 | Hoya Corp                                 | CUSIP: 000000000<br>LEI: 353800X4VR3BHEUCJB42 | Long             | EC               | CORP              | JP        |    145114 | NS      | $25157013.83  | 3.99%             |  |  |  | No            |                  2 | On Loan: No      |
| Nitto Boseki Co Ltd                       | Nitto Boseki Co Ltd                       | CUSIP: 000000000<br>LEI: 3538005B13YMJ9BWQO82 | Long             | EC               | CORP              | JP        |     48300 | NS      | $6114341.00   | 0.97%             |  |  |  | No            |                  2 | On Loan: No      |
| Japan Exchange Group Inc                  | Japan Exchange Group Inc                  | CUSIP: 000000000<br>LEI: 353800578ADEGIJTVW07 | Long             | EC               | CORP              | JP        |    807200 | NS      | $9426463.26   | 1.49%             |  |  |  | No            |                  2 | On Loan: No      |
| Samsung Electronics Co Ltd                | Samsung Electronics Co Ltd                | CUSIP: 000000000<br>LEI: 9884007ER46L6N7EI764 | Long             | EC               | CORP              | KR        |     92222 | NS      | $10786404.39  | 1.71%             |  |  |  | No            |                  2 | On Loan: No      |
| Taiwan Semiconductor Manufacturing Co Ltd | Taiwan Semiconductor Manufacturing Co Ltd | CUSIP: 000000000<br>LEI: 549300KB6NK5SBD14S87 | Long             | EC               | CORP              | TW        |   1303000 | NS      | $75358385.90  | 11.95%            |  |  |  | No            |                  2 | On Loan: No      |
| Deutsche Boerse AG                        | Deutsche Boerse AG                        | CUSIP: 000000000<br>LEI: 529900G3SW56SHYNPR95 | Long             | EC               | CORP              | DE        |     37076 | NS      | $10861242.02  | 1.72%             |  |  |  | No            |                  2 | On Loan: No      |
| BNP Paribas SA                            | BNP Paribas SA                            | CUSIP: 000000000<br>LEI: R0MUWSFPU8MPRO8K5P83 | Long             | EC               | CORP              | FR        |    101308 | NS      | $9650967.80   | 1.53%             |  |  |  | No            |                  2 | On Loan: No      |
| Lonza Group AG                            | Lonza Group AG                            | CUSIP: 000000000<br>LEI: 549300EFW4H2TCZ71055 | Long             | EC               | CORP              | CH        |     29067 | NS      | $18647013.86  | 2.96%             |  |  |  | No            |                  2 | On Loan: No      |
| Sea Ltd                                   | Sea Ltd                                   | CUSIP: 81141R100<br>LEI: 529900OM6JLLW44YKI15 | Long             | EC               | CORP              | KY        |    151177 | NS      | $12518967.37  | 1.98%             |  |  |  | No            |                  1 | On Loan: No      |
| Shopify Inc                               | Shopify Inc                               | CUSIP: 82509L107<br>LEI: 549300HGQ43STJLLP808 | Long             | EC               | CORP              | CA        |    114233 | NS      | $13550318.46  | 2.15%             |  |  |  | No            |                  1 | On Loan: No      |
| Thornburg Capital Management Fund         | Thornburg Capital Management Fund         | CUSIP: 885216739<br>LEI: 549300GLR0WG6ALV5277 | Long             | EC               | RF                | US        |   2414782 | NS      | $24147822.23  | 3.83%             |  |  |  | No            |                  1 | On Loan: No      |
| Brunello Cucinelli SpA                    | Brunello Cucinelli SpA                    | CUSIP: 000000000<br>LEI: 5493003CX2RZ0FOBH256 | Long             | EC               | CORP              | IT        |     84821 | NS      | $7412856.81   | 1.18%             |  |  |  | No            |                  2 | On Loan: No      |
| ASML Holding NV                           | ASML Holding NV                           | CUSIP: 000000000<br>LEI: 724500Y6DUVHQD6OXN27 | Long             | EC               | CORP              | NL        |     20967 | NS      | $27880993.98  | 4.42%             |  |  |  | No            |                  2 | On Loan: No      |
| Vend Marketplaces ASA                     | Vend Marketplaces ASA                     | CUSIP: 000000000<br>LEI: 5967007LIEEXZXHT0O36 | Long             | EC               | CORP              | NO        |    371368 | NS      | $9193470.71   | 1.46%             |  |  |  | No            |                  2 | On Loan: No      |
| Money Forward Inc                         | Money Forward Inc                         | CUSIP: 000000000<br>LEI: 35380017JS3GIGP6WN95 | Long             | EC               | CORP              | JP        |    255800 | NS      | $5701730.91   | 0.90%             |  |  |  | No            |                  2 | On Loan: No      |
| BE Semiconductor Industries NV            | BE Semiconductor Industries NV            | CUSIP: 000000000<br>LEI: 7245007A1YFLI2GNYX06 | Long             | EC               | CORP              | NL        |     65028 | NS      | $13928593.02  | 2.21%             |  |  |  | No            |                  2 | On Loan: No      |
| Alcon AG                                  | Alcon AG                                  | CUSIP: 000000000<br>LEI: 549300LDT5AP8S0NBM78 | Long             | EC               | CORP              | CH        |    117859 | NS      | $8908987.76   | 1.41%             |  |  |  | No            |                  2 | On Loan: No      |
| Wise PLC                                  | Wise PLC                                  | CUSIP: 000000000<br>LEI: 213800LD9XCHIC1C4V71 | Long             | EC               | CORP              | GB        |    265518 | NS      | $3197416.38   | 0.51%             |  |  |  | No            |                  2 | On Loan: No      |
| PB Fintech Ltd                            | PB Fintech Ltd                            | CUSIP: 000000000<br>LEI: 98450083AC6B01HF1F87 | Long             | EC               | CORP              | IN        |    390642 | NS      | $5922576.83   | 0.94%             |  |  |  | No            |                  2 | On Loan: No      |
| MTU Aero Engines AG                       | MTU Aero Engines AG                       | CUSIP: 000000000<br>LEI: 529900807L67JY81RD65 | Long             | EC               | CORP              | DE        |     25610 | NS      | $9343008.22   | 1.48%             |  |  |  | No            |                  2 | On Loan: No      |
| Air Liquide SA                            | Air Liquide SA                            | CUSIP: 000000000<br>LEI: 969500MMPQVHK671GT54 | Long             | EC               | CORP              | FR        |     64042 | NS      | $13237385.48  | 2.10%             |  |  |  | No            |                  2 | On Loan: No      |
| Rolls-Royce Holdings PLC                  | Rolls-Royce Holdings PLC                  | CUSIP: 000000000<br>LEI: 213800EC7997ZBLZJH69 | Long             | EC               | CORP              | GB        |   1094458 | NS      | $16627472.57  | 2.64%             |  |  |  | No            |                  2 | On Loan: No      |
| BioArctic AB                              | BioArctic AB                              | CUSIP: 000000000<br>LEI: 549300Y0OI2WVUNHLC33 | Long             | EC               | CORP              | SE        |     32994 | NS      | $1124857.96   | 0.18%             |  |  |  | Yes           |                  2 | On Loan: No      |
| Zhongji Innolight Co Ltd                  | Zhongji Innolight Co Ltd                  | CUSIP: 000000000<br>LEI: 655600K7YZDKAI214O83 | Long             | EC               | CORP              | CN        |     35900 | NS      | $3075519.93   | 0.49%             |  |  |  | No            |                  2 | On Loan: No      |
| B3 SA - Brasil Bolsa Balcao               | B3 SA - Brasil Bolsa Balcao               | CUSIP: 000000000<br>LEI: 4GTK5S46E6H318LMDS44 | Long             | EC               | CORP              | BR        |   2027767 | NS      | $7203087.50   | 1.14%             |  |  |  | No            |                  1 | On Loan: No      |
| Contemporary Amperex Technology Co Ltd    | Contemporary Amperex Technology Co Ltd    | CUSIP: 000000000<br>LEI: 300300KINDY1K0E9I032 | Long             | EC               | CORP              | CN        |     54500 | NS      | $3224550.11   | 0.51%             |  |  |  | No            |                  2 | On Loan: No      |
| Tencent Holdings Ltd                      | Tencent Holdings Ltd                      | CUSIP: 000000000<br>LEI: 254900N4SLUMW4XUYY11 | Long             | EC               | CORP              | KY        |    704183 | NS      | $44414468.12  | 7.04%             |  |  |  | No            |                  2 | On Loan: No      |
| Lottomatica Group Spa                     | Lottomatica Group Spa                     | CUSIP: 000000000<br>LEI: 549300R72LKEGT4EX026 | Long             | EC               | CORP              | IT        |    201493 | NS      | $5818079.52   | 0.92%             |  |  |  | No            |                  2 | On Loan: No      |
| SMG Swiss Marketplace Group AG            | SMG Swiss Marketplace Group AG            | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CH        |    242035 | NS      | $8456338.46   | 1.34%             |  |  |  | Yes           |                  2 | On Loan: No      |
| ICICI Bank Ltd                            | ICICI Bank Ltd                            | CUSIP: 000000000<br>LEI: R7RX8ER1V4666J8D1I38 | Long             | EC               | CORP              | IN        |    632004 | NS      | $8152888.81   | 1.29%             |  |  |  | No            |                  2 | On Loan: No      |
| NU Holdings Ltd/Cayman Islands            | NU Holdings Ltd/Cayman Islands            | CUSIP: 000000000<br>LEI: 5493002DG1RHWK9W2X27 | Long             | EC               | CORP              | KY        |    449087 | NS      | $6453380.19   | 1.02%             |  |  |  | No            |                  1 | On Loan: No      |
| Globant SA                                | Globant SA                                | CUSIP: 000000000<br>LEI: 2221008DCMSPYS42DS88 | Long             | EC               | CORP              | LU        |     62897 | NS      | $2900180.67   | 0.46%             |  |  |  | No            |                  1 | On Loan: No      |
| Cellebrite DI Ltd                         | Cellebrite DI Ltd                         | CUSIP: 000000000<br>LEI: 254900G03462YGP1IO36 | Long             | EC               | CORP              | IL        |    457217 | NS      | $6300450.26   | 1.00%             |  |  |  | No            |                  1 | On Loan: No      |
| AerCap Holdings NV                        | AerCap Holdings NV                        | CUSIP: 000000000<br>LEI: 549300SZYINBBLJQU475 | Long             | EC               | CORP              | NL        |     60729 | NS      | $8330804.22   | 1.32%             |  |  |  | No            |                  1 | On Loan: No      |
| Ferrari NV                                | Ferrari NV                                | CUSIP: 000000000<br>LEI: 549300RIVY5EX8RCON76 | Long             | EC               | CORP              | NL        |     55524 | NS      | $18792097.80  | 2.98%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2026-04-15

**Name of Applicant:** THORNBURG INVESTMENT TRUST

**Signature:** Christopher Luckham

**Name of Signer:** Christopher Luckham

**Title:** Senior Manager - Fund Administration