# EDGAR Filing Document

**Accession Number:** 0000783740
**File Stem:** 0001752724-25-177402
**Filing Date:** 2025-7
**Character Count:** 30198
**Document Hash:** d9b3dca6fef48f41ead44f2464af451c
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-25-177402.hdr.sgml**: 20250725

**ACCESSION NUMBER**: 0001752724-25-177402

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250531

**FILED AS OF DATE**: 20250725

**DATE AS OF CHANGE**: 20250725

**PERIOD START**: 20250531

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MFS SERIES TRUST X
- **CENTRAL INDEX KEY:** 0000783740

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1130

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-04492
- **FILM NUMBER:** 251148712

**BUSINESS ADDRESS:**
- **STREET 1:** 111 HUNTINGTON AVENUE
- **STREET 2:** 21ST FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02199
- **BUSINESS PHONE:** 18006372929

**MAIL ADDRESS:**
- **STREET 1:** 111 HUNTINGTON AVENUE
- **STREET 2:** 21ST FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02199

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MFS GOVERNMENT MORTGAGE FUND
- **DATE OF NAME CHANGE:** 19930408

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MFS GOVERNMENT INCOME PLUS FUND
- **DATE OF NAME CHANGE:** 19930312

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MASSACHUSETTS MFS GOVERNMENT INCOME PLUS FUND
- **DATE OF NAME CHANGE:** 19921015

## Series and Classes Contracts Data

### MFS Blended Research Growth Equity Fund (Series ID: S000050658)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000160020 | A            | BRWAX           |
| C000160021 | B            | BRWBX           |
| C000160022 | C            | BRWCX           |
| C000160023 | I            | BRWJX           |
| C000160024 | R1           | BRWRX           |
| C000160025 | R2           | BRWSX           |
| C000160026 | R3           | BRWTX           |
| C000160027 | R4           | BRWUX           |
| C000160028 | R6           | BRWVX           |

## Form NPORT-P: Monthly Portfolio Investments Report

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

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

- **a. Name of Registrant:** MFS SERIES TRUST X

- **b. Investment Company Act file number:** 811-04492

- **c. CIK number of Registrant:** 0000783740

- **d. LEI of Registrant:** 5493001MUVNRNUPJY164

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

  - **Street Address 1:** 111 HUNTINGTON AVENUE

  - **City:** BOSTON

  - **State:** MA

  - **Foreign country:** US

  - **Zip / Postal Code:** 02199

  - **Telephone number:** 617-954-5000

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

- **a. Name of Series:** MFS Blended Research Growth Equity Fund

- **b. EDGAR series identifier (if any):** S000050658

- **c. LEI of Series:** 549300M0GLI3GVVPMM34

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

- **a. Date of fiscal year-end:** 2025-05-31

- **b. Date as of which information is reported:** 2025-05-31

**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:** $429596802.92

**Total Liabilities:** $302533.04

**Net Assets:** $429294269.88

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000160021 | -8.61%               | 1.18%                | 9.08%                |
| Class ID C000160025 | -8.57%               | 1.21%                | 9.13%                |
| Class ID C000160024 | -8.61%               | 1.18%                | 9.08%                |
| Class ID C000160026 | -8.58%               | 1.25%                | 9.14%                |
| Class ID C000160023 | -8.55%               | 1.28%                | 9.18%                |
| Class ID C000160022 | -8.62%               | 1.18%                | 9.10%                |
| Class ID C000160020 | -8.56%               | 1.25%                | 9.16%                |
| Class ID C000160028 | -8.53%               | 1.28%                | 9.16%                |
| Class ID C000160027 | -8.57%               | 1.28%                | 9.17%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $297356.96               | $-35193288.69                              |
| Month 2  | $883227.68               | $5435075.53                                |
| Month 3  | $975494.00               | $35382674.01                               |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Equitable Holdings Inc                   | Equitable Holdings Inc                   | CUSIP: 29452E101<br>LEI: 549300FIBAKMNHPZ4009 | Long             | EC               | CORP              | US        |    107931 | NS      | $5706311.97   | 1.33%             |  |  |  | No            |                  1 | On Loan: No      |
| Salesforce Inc                           | Salesforce Inc                           | CUSIP: 79466L302<br>LEI: RCGZFPDMRW58VJ54VR07 | Long             | EC               | CORP              | US        |     10846 | NS      | $2878203.02   | 0.67%             |  |  |  | No            |                  1 | On Loan: No      |
| Atlassian Corp                           | Atlassian Corp                           | CUSIP: 049468101<br>LEI: 549300V7ZY5P02D2MY38 | Long             | EC               | CORP              | US        |     20925 | NS      | $4344657.75   | 1.01%             |  |  |  | No            |                  1 | On Loan: No      |
| Vertex Pharmaceuticals Inc               | Vertex Pharmaceuticals Inc               | CUSIP: 92532F100<br>LEI: 54930015RAQRRZ5ZGJ91 | Long             | EC               | CORP              | US        |      2542 | NS      | $1123691.10   | 0.26%             |  |  |  | No            |                  1 | On Loan: No      |
| Jones Lang LaSalle Inc                   | Jones Lang LaSalle Inc                   | CUSIP: 48020Q107<br>LEI: 6SYKCME112RT8TQUO411 | Long             | EC               | CORP              | US        |      5402 | NS      | $1203025.40   | 0.28%             |  |  |  | No            |                  1 | On Loan: No      |
| Amphenol Corp                            | Amphenol Corp                            | CUSIP: 032095101<br>LEI: 549300D3L3G0R4U4VT04 | Long             | EC               | CORP              | US        |     31822 | NS      | $2861752.46   | 0.67%             |  |  |  | No            |                  1 | On Loan: No      |
| Northern Trust Corp                      | Northern Trust Corp                      | CUSIP: 665859104<br>LEI: 549300GLF98S992BC502 | Long             | EC               | CORP              | US        |     41426 | NS      | $4421811.24   | 1.03%             |  |  |  | No            |                  1 | On Loan: No      |
| AbbVie Inc                               | AbbVie Inc                               | CUSIP: 00287Y109<br>LEI: FR5LCKFTG8054YNNRU85 | Long             | EC               | CORP              | US        |     19497 | NS      | $3628586.67   | 0.85%             |  |  |  | No            |                  1 | On Loan: No      |
| Costco Wholesale Corp                    | Costco Wholesale Corp                    | CUSIP: 22160K105<br>LEI: 29DX7H14B9S6O3FD6V18 | Long             | EC               | CORP              | US        |      2476 | NS      | $2575485.68   | 0.60%             |  |  |  | No            |                  1 | On Loan: No      |
| Expedia Group Inc                        | Expedia Group Inc                        | CUSIP: 30212P303<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     11178 | NS      | $1863931.50   | 0.43%             |  |  |  | No            |                  1 | On Loan: No      |
| HubSpot Inc                              | HubSpot Inc                              | CUSIP: 443573100<br>LEI: 529900BLNVEW0MVKJB37 | Long             | EC               | CORP              | US        |      1933 | NS      | $1140276.70   | 0.27%             |  |  |  | No            |                  1 | On Loan: No      |
| Spotify Technology SA                    | Spotify Technology SA                    | CUSIP: 000000000<br>LEI: 549300B4X0JHWV0DTD60 | Long             | EC               | CORP              | LU        |     11229 | NS      | $7468857.06   | 1.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Dropbox Inc                              | Dropbox Inc                              | CUSIP: 26210C104<br>LEI: 549300JCDF7UAR6TJR51 | Long             | EC               | CORP              | US        |    128378 | NS      | $3704989.08   | 0.86%             |  |  |  | No            |                  1 | On Loan: No      |
| Carvana Co                               | Carvana Co                               | CUSIP: 146869102<br>LEI: 5493003WEAK2PJ5WS063 | Long             | EC               | CORP              | US        |      4054 | NS      | $1326306.64   | 0.31%             |  |  |  | No            |                  1 | On Loan: No      |
| Alphabet Inc                             | Alphabet Inc                             | CUSIP: 02079K305<br>LEI: 5493006MHB84DD0ZWV18 | Long             | EC               | CORP              | US        |     84435 | NS      | $14500866.90  | 3.38%             |  |  |  | No            |                  1 | On Loan: No      |
| Visa Inc                                 | Visa Inc                                 | CUSIP: 92826C839<br>LEI: 549300JZ4OKEHW3DPJ59 | Long             | EC               | CORP              | US        |     14821 | NS      | $5412480.99   | 1.26%             |  |  |  | No            |                  1 | On Loan: No      |
| NRG Energy Inc                           | NRG Energy Inc                           | CUSIP: 629377508<br>LEI: 5E2UPK5SW04M13XY7I38 | Long             | EC               | CORP              | US        |      8758 | NS      | $1365372.20   | 0.32%             |  |  |  | No            |                  1 | On Loan: No      |
| Lam Research Corp                        | Lam Research Corp                        | CUSIP: 512807306<br>LEI: 549300I4GMO6D34U1T02 | Long             | EC               | CORP              | US        |     69087 | NS      | $5581538.73   | 1.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Leidos Holdings Inc                      | Leidos Holdings Inc                      | CUSIP: 525327102<br>LEI: 549300IUTGTP6EJP8124 | Long             | EC               | CORP              | US        |     17340 | NS      | $2575336.80   | 0.60%             |  |  |  | No            |                  1 | On Loan: No      |
| Pegasystems Inc                          | Pegasystems Inc                          | CUSIP: 705573103<br>LEI: 549300FMCOKPL06FYN26 | Long             | EC               | CORP              | US        |     13155 | NS      | $1291163.25   | 0.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Microsoft Corp                           | Microsoft Corp                           | CUSIP: 594918104<br>LEI: INR2EJN1ERAN0W5ZP974 | Long             | EC               | CORP              | US        |     98682 | NS      | $45429245.52  | 10.58%            |  |  |  | No            |                  1 | On Loan: No      |
| IQVIA Holdings Inc                       | IQVIA Holdings Inc                       | CUSIP: 46266C105<br>LEI: 549300W3R20NM4KQPH86 | Long             | EC               | CORP              | US        |     16785 | NS      | $2355439.05   | 0.55%             |  |  |  | No            |                  1 | On Loan: No      |
| Veeva Systems Inc                        | Veeva Systems Inc                        | CUSIP: 922475108<br>LEI: 549300YZEXPDB92M2F02 | Long             | EC               | CORP              | US        |     21514 | NS      | $6017465.80   | 1.40%             |  |  |  | No            |                  1 | On Loan: No      |
| Applied Materials Inc                    | Applied Materials Inc                    | CUSIP: 038222105<br>LEI: 41BNNE1AFPNAZELZ6K07 | Long             | EC               | CORP              | US        |     25727 | NS      | $4032707.25   | 0.94%             |  |  |  | No            |                  1 | On Loan: No      |
| Aptiv PLC                                | Aptiv PLC                                | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | JE        |      4037 | NS      | $269711.97    | 0.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Trane Technologies PLC                   | Trane Technologies PLC                   | CUSIP: 000000000<br>LEI: 549300BURLR9SLYY2705 | Long             | EC               | CORP              | IE        |      3172 | NS      | $1364816.44   | 0.32%             |  |  |  | No            |                  1 | On Loan: No      |
| NVIDIA Corp                              | NVIDIA Corp                              | CUSIP: 67066G104<br>LEI: 549300S4KLFTLO7GSQ80 | Long             | EC               | CORP              | US        |    369584 | NS      | $49941885.92  | 11.63%            |  |  |  | No            |                  1 | On Loan: No      |
| Alphabet Inc                             | Alphabet Inc                             | CUSIP: 02079K107<br>LEI: 5493006MHB84DD0ZWV18 | Long             | EC               | CORP              | US        |     43313 | NS      | $7486652.05   | 1.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Cigna Group/The                          | Cigna Group/The                          | CUSIP: 125523100<br>LEI: 549300VIWYMSIGT1U456 | Long             | EC               | CORP              | US        |     12394 | NS      | $3924436.16   | 0.91%             |  |  |  | No            |                  1 | On Loan: No      |
| Lamar Advertising Co                     | Lamar Advertising Co                     | CUSIP: 512816109<br>LEI: 529900Y8WW4MKVPTB543 | Long             | EC               | CORP              | US        |     22572 | NS      | $2720828.88   | 0.63%             |  |  |  | No            |                  1 | On Loan: No      |
| O'Reilly Automotive Inc                  | O'Reilly Automotive Inc                  | CUSIP: 67103H107<br>LEI: 549300K2RLMQL149Q332 | Long             | EC               | CORP              | US        |      4014 | NS      | $5489145.00   | 1.28%             |  |  |  | No            |                  1 | On Loan: No      |
| Target Corp                              | Target Corp                              | CUSIP: 87612E106<br>LEI: 8WDDFXB5T1Z6J0XC1L66 | Long             | EC               | CORP              | US        |     27261 | NS      | $2562806.61   | 0.60%             |  |  |  | No            |                  1 | On Loan: No      |
| GoDaddy Inc                              | GoDaddy Inc                              | CUSIP: 380237107<br>LEI: 549300J8H1TB0I2CB447 | Long             | EC               | CORP              | US        |     10873 | NS      | $1980516.95   | 0.46%             |  |  |  | No            |                  1 | On Loan: No      |
| Guidewire Software Inc                   | Guidewire Software Inc                   | CUSIP: 40171V100<br>LEI: 549300WXSG0J8IXZCK32 | Long             | EC               | CORP              | US        |     25729 | NS      | $5532249.58   | 1.29%             |  |  |  | No            |                  1 | On Loan: No      |
| Flowserve Corp                           | Flowserve Corp                           | CUSIP: 34354P105<br>LEI: 6Y0GK87T6V7NJKZJVM41 | Long             | EC               | CORP              | US        |     17449 | NS      | $870879.59    | 0.20%             |  |  |  | No            |                  1 | On Loan: No      |
| Palantir Technologies Inc                | Palantir Technologies Inc                | CUSIP: 69608A108<br>LEI: 549300UVN46B3BBDHO85 | Long             | EC               | CORP              | US        |      5977 | NS      | $787649.06    | 0.18%             |  |  |  | No            |                  1 | On Loan: No      |
| TJX Cos Inc/The                          | TJX Cos Inc/The                          | CUSIP: 872540109<br>LEI: V167QI9I69W364E2DY52 | Long             | EC               | CORP              | US        |      7188 | NS      | $912157.20    | 0.21%             |  |  |  | No            |                  1 | On Loan: No      |
| Incyte Corp                              | Incyte Corp                              | CUSIP: 45337C102<br>LEI: 549300Z4WN6JVZ3T4680 | Long             | EC               | CORP              | US        |     17599 | NS      | $1144990.94   | 0.27%             |  |  |  | No            |                  1 | On Loan: No      |
| Monster Beverage Corp                    | Monster Beverage Corp                    | CUSIP: 61174X109<br>LEI: 52990090AP0E7HCB6F33 | Long             | EC               | CORP              | US        |     12006 | NS      | $767783.70    | 0.18%             |  |  |  | No            |                  1 | On Loan: No      |
| Netflix Inc                              | Netflix Inc                              | CUSIP: 64110L106<br>LEI: 549300Y7VHGU0I7CE873 | Long             | EC               | CORP              | US        |      2837 | NS      | $3424911.51   | 0.80%             |  |  |  | No            |                  1 | On Loan: No      |
| Mastercard Inc                           | Mastercard Inc                           | CUSIP: 57636Q104<br>LEI: AR5L2ODV9HN37376R084 | Long             | EC               | CORP              | US        |      8613 | NS      | $5043772.80   | 1.17%             |  |  |  | No            |                  1 | On Loan: No      |
| Popular Inc                              | Popular Inc                              | CUSIP: 733174700<br>LEI: 5493008CARDZMVQ3LO89 | Long             | EC               | CORP              | PR        |     25570 | NS      | $2647262.10   | 0.62%             |  |  |  | No            |                  1 | On Loan: No      |
| Broadcom Inc                             | Broadcom Inc                             | CUSIP: 11135F101<br>LEI: 549300WV6GIDOZJTV909 | Long             | EC               | CORP              | US        |     42800 | NS      | $10360596.00  | 2.41%             |  |  |  | No            |                  1 | On Loan: No      |
| Tesla Inc                                | Tesla Inc                                | CUSIP: 88160R101<br>LEI: 54930043XZGB27CTOV49 | Long             | EC               | CORP              | US        |     26730 | NS      | $9260875.80   | 2.16%             |  |  |  | No            |                  1 | On Loan: No      |
| Home Depot Inc/The                       | Home Depot Inc/The                       | CUSIP: 437076102<br>LEI: QEKMOTMBBKA8I816DO57 | Long             | EC               | CORP              | US        |       733 | NS      | $269956.57    | 0.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Synchrony Financial                      | Synchrony Financial                      | CUSIP: 87165B103<br>LEI: 549300RS7EWPM9MA6C78 | Long             | EC               | CORP              | US        |     13220 | NS      | $762133.00    | 0.18%             |  |  |  | No            |                  1 | On Loan: No      |
| MFS Institutional Money Market Portfolio | MFS Institutional Money Market Portfolio | CUSIP: 55291X109<br>LEI: 5L2W638H85N8T1136O07 | Long             | EC               | RF                | US        |   2511434 | NS      | $2511433.67   | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| ServiceNow Inc                           | ServiceNow Inc                           | CUSIP: 81762P102<br>LEI: 549300HJTQM36M0E1G39 | Long             | EC               | CORP              | US        |      8333 | NS      | $8425412.97   | 1.96%             |  |  |  | No            |                  1 | On Loan: No      |
| DraftKings Inc                           | DraftKings Inc                           | CUSIP: 26142V105<br>LEI: 2549006G33IUL6IVOD83 | Long             | EC               | CORP              | US        |     21295 | NS      | $764064.60    | 0.18%             |  |  |  | No            |                  1 | On Loan: No      |
| Dexcom Inc                               | Dexcom Inc                               | CUSIP: 252131107<br>LEI: 549300YSK3QDSFR5EU59 | Long             | EC               | CORP              | US        |      5665 | NS      | $486057.00    | 0.11%             |  |  |  | No            |                  1 | On Loan: No      |
| Meta Platforms Inc                       | Meta Platforms Inc                       | CUSIP: 30303M102<br>LEI: BQ4BKCS1HXDV9HN80Z93 | Long             | EC               | CORP              | US        |     34171 | NS      | $22125380.79  | 5.15%             |  |  |  | No            |                  1 | On Loan: No      |
| Pfizer Inc                               | Pfizer Inc                               | CUSIP: 717081103<br>LEI: 765LHXWGK1KXCLTFYQ30 | Long             | EC               | CORP              | US        |    140076 | NS      | $3290385.24   | 0.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Ross Stores Inc                          | Ross Stores Inc                          | CUSIP: 778296103<br>LEI: 549300ENZFLPGRDFZQ60 | Long             | EC               | CORP              | US        |      2017 | NS      | $282561.53    | 0.07%             |  |  |  | No            |                  1 | On Loan: No      |
| Sarepta Therapeutics Inc                 | Sarepta Therapeutics Inc                 | CUSIP: 803607100<br>LEI: 549300IKDPIED8J8IG21 | Long             | EC               | CORP              | US        |      6780 | NS      | $254928.00    | 0.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Autodesk Inc                             | Autodesk Inc                             | CUSIP: 052769106<br>LEI: FRKKVKAIQEF3FCSTPG55 | Long             | EC               | CORP              | US        |     16505 | NS      | $4887460.60   | 1.14%             |  |  |  | No            |                  1 | On Loan: No      |
| Simon Property Group Inc                 | Simon Property Group Inc                 | CUSIP: 828806109<br>LEI: 529900GQL5X8H7AO3T64 | Long             | EC               | CORP              | US        |      1296 | NS      | $211338.72    | 0.05%             |  |  |  | No            |                  1 | On Loan: No      |
| Datadog Inc                              | Datadog Inc                              | CUSIP: 23804L103<br>LEI: 549300F6JNO0KRPO1K63 | Long             | EC               | CORP              | US        |     12053 | NS      | $1420807.64   | 0.33%             |  |  |  | No            |                  1 | On Loan: No      |
| QUALCOMM Inc                             | QUALCOMM Inc                             | CUSIP: 747525103<br>LEI: H1J8DDZKZP6H7RWC0H53 | Long             | EC               | CORP              | US        |     41897 | NS      | $6083444.40   | 1.42%             |  |  |  | No            |                  1 | On Loan: No      |
| Ameriprise Financial Inc                 | Ameriprise Financial Inc                 | CUSIP: 03076C106<br>LEI: 6ZLKQF7QB6JAEKQS5388 | Long             | EC               | CORP              | US        |     10417 | NS      | $5304753.08   | 1.24%             |  |  |  | No            |                  1 | On Loan: No      |
| McKesson Corp                            | McKesson Corp                            | CUSIP: 58155Q103<br>LEI: 549300WZWOM80UCFSF54 | Long             | EC               | CORP              | US        |      4219 | NS      | $3035612.69   | 0.71%             |  |  |  | No            |                  1 | On Loan: No      |
| Verisk Analytics Inc                     | Verisk Analytics Inc                     | CUSIP: 92345Y106<br>LEI: 549300I1YSWNIRKBWP67 | Long             | EC               | CORP              | US        |     17268 | NS      | $5424569.52   | 1.26%             |  |  |  | No            |                  1 | On Loan: No      |
| Humana Inc                               | Humana Inc                               | CUSIP: 444859102<br>LEI: 529900YLDW34GJAO4J06 | Long             | EC               | CORP              | US        |      6195 | NS      | $1444240.35   | 0.34%             |  |  |  | No            |                  1 | On Loan: No      |
| ROBLOX Corp                              | ROBLOX Corp                              | CUSIP: 771049103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     63008 | NS      | $5480435.84   | 1.28%             |  |  |  | No            |                  1 | On Loan: No      |
| RPM International Inc                    | RPM International Inc                    | CUSIP: 749685103<br>LEI: 549300TJCKW4BRXPJ474 | Long             | EC               | CORP              | US        |     11521 | NS      | $1311550.64   | 0.31%             |  |  |  | No            |                  1 | On Loan: No      |
| Apple Inc                                | Apple Inc                                | CUSIP: 037833100<br>LEI: HWUPKR0MPOU8FGXBT394 | Long             | EC               | CORP              | US        |    192968 | NS      | $38757622.80  | 9.03%             |  |  |  | No            |                  1 | On Loan: No      |
| Builders FirstSource Inc                 | Builders FirstSource Inc                 | CUSIP: 12008R107<br>LEI: 549300W0SKP6L3H7DP63 | Long             | EC               | CORP              | US        |     31073 | NS      | $3345940.64   | 0.78%             |  |  |  | No            |                  1 | On Loan: No      |
| AppLovin Corp                            | AppLovin Corp                            | CUSIP: 03831W108<br>LEI: 549300LLVXMUAOL3SQ07 | Long             | EC               | CORP              | US        |     12246 | NS      | $4812678.00   | 1.12%             |  |  |  | No            |                  1 | On Loan: No      |
| Kimberly-Clark Corp                      | Kimberly-Clark Corp                      | CUSIP: 494368103<br>LEI: MP3J6QPYPGN75NVW2S34 | Long             | EC               | CORP              | US        |     25823 | NS      | $3712314.48   | 0.86%             |  |  |  | No            |                  1 | On Loan: No      |
| Booking Holdings Inc                     | Booking Holdings Inc                     | CUSIP: 09857L108<br>LEI: FXM8FAOHMYDIPD38UZ17 | Long             | EC               | CORP              | US        |      1449 | NS      | $7996929.57   | 1.86%             |  |  |  | No            |                  1 | On Loan: No      |
| VF Corp                                  | VF Corp                                  | CUSIP: 918204108<br>LEI: CWAJJ9DJ5Z7P057HV541 | Long             | EC               | CORP              | US        |    154020 | NS      | $1919089.20   | 0.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Colgate-Palmolive Co                     | Colgate-Palmolive Co                     | CUSIP: 194162103<br>LEI: YMEGZFW4SBUSS5BQXF88 | Long             | EC               | CORP              | US        |     13776 | NS      | $1280341.44   | 0.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Eli Lilly & Co                           | Eli Lilly & Co                           | CUSIP: 532457108<br>LEI: FRDRIPF3EKNDJ2CQJL29 | Long             | EC               | CORP              | US        |      6332 | NS      | $4670926.44   | 1.09%             |  |  |  | No            |                  1 | On Loan: No      |
| Amazon.com Inc                           | Amazon.com Inc                           | CUSIP: 023135106<br>LEI: ZXTILKJKG63JELOEG630 | Long             | EC               | CORP              | US        |    146855 | NS      | $30106743.55  | 7.01%             |  |  |  | No            |                  1 | On Loan: No      |
| Westinghouse Air Brake Technologies Corp | Westinghouse Air Brake Technologies Corp | CUSIP: 929740108<br>LEI: 06BTX5UWZD0GQ5N5Y745 | Long             | EC               | CORP              | US        |     11607 | NS      | $2348328.24   | 0.55%             |  |  |  | No            |                  1 | On Loan: No      |
| Mohawk Industries Inc                    | Mohawk Industries Inc                    | CUSIP: 608190104<br>LEI: 549300JI1115MG3Q6322 | Long             | EC               | CORP              | US        |     15668 | NS      | $1576357.48   | 0.37%             |  |  |  | No            |                  1 | On Loan: No      |
| American Express Co                      | American Express Co                      | CUSIP: 025816109<br>LEI: R4PP93JZOLY261QX3811 | Long             | EC               | CORP              | US        |     18012 | NS      | $5296428.60   | 1.23%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2025-06-13

**Name of Applicant:** MFS SERIES TRUST X

**Signature:** James Byrne

**Name of Signer:** James Byrne

**Title:** Assistant Treasurer