# EDGAR Filing Document

**Accession Number:** 0000783740
**File Stem:** 0001752724-25-177406
**Filing Date:** 2025-7
**Character Count:** 43685
**Document Hash:** 19756597574d8aa73edcce101bfa6ffa
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-25-177406.hdr.sgml**: 20250725

**ACCESSION NUMBER**: 0001752724-25-177406

**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:** 251148716

**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 Value Equity Fund (Series ID: S000050660)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000160038 | A            | BRUDX           |
| C000160039 | B            | BRUEX           |
| C000160040 | C            | BRUGX           |
| C000160041 | I            | BRUHX           |
| C000160042 | R1           | BRUJX           |
| C000160043 | R2           | BRUKX           |
| C000160044 | R3           | BRULX           |
| C000160045 | R4           | BRUMX           |
| C000160046 | R6           | BRUNX           |

## 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 Value Equity Fund

- **b. EDGAR series identifier (if any):** S000050660

- **c. LEI of Series:** 549300QL66OEPI6JSE90

**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:** $295569278.11

**Total Liabilities:** $101597.00

**Net Assets:** $295467681.11

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000160041 | -2.62%               | -2.76%               | 3.83%                |
| Class ID C000160040 | -2.72%               | -2.80%               | 3.75%                |
| Class ID C000160042 | -2.64%               | -2.78%               | 3.79%                |
| Class ID C000160045 | -2.62%               | -2.75%               | 3.82%                |
| Class ID C000160043 | -2.69%               | -2.77%               | 3.77%                |
| Class ID C000160044 | -2.69%               | -2.77%               | 3.84%                |
| Class ID C000160046 | -2.62%               | -2.75%               | 3.81%                |
| Class ID C000160038 | -2.60%               | -2.80%               | 3.79%                |
| Class ID C000160039 | -2.69%               | -2.83%               | 3.77%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $39631.06                | $-8271094.51                               |
| Month 2  | $-0.80                   | $-7876101.77                               |
| Month 3  | $135073.22               | $10246581.26                               |

### 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        |     56526 | NS      | $2988529.62   | 1.01%             |  |  |  | No            |                  1 | On Loan: No      |
| Salesforce Inc                           | Salesforce Inc                           | CUSIP: 79466L302<br>LEI: RCGZFPDMRW58VJ54VR07 | Long             | EC               | CORP              | US        |     13840 | NS      | $3672720.80   | 1.24%             |  |  |  | No            |                  1 | On Loan: No      |
| Dollar General Corp                      | Dollar General Corp                      | CUSIP: 256677105<br>LEI: OPX52SQVOZI8IVSWYU66 | Long             | EC               | CORP              | US        |     13636 | NS      | $1326101.00   | 0.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Accenture PLC                            | Accenture PLC                            | CUSIP: 000000000<br>LEI: 5493000EWHDSR3MZWH98 | Long             | EC               | CORP              | IE        |      4956 | NS      | $1570159.92   | 0.53%             |  |  |  | No            |                  1 | On Loan: No      |
| AMETEK Inc                               | AMETEK Inc                               | CUSIP: 031100100<br>LEI: 549300WZDEF9KKE40E98 | Long             | EC               | CORP              | US        |      3153 | NS      | $563567.22    | 0.19%             |  |  |  | No            |                  1 | On Loan: No      |
| Vertex Pharmaceuticals Inc               | Vertex Pharmaceuticals Inc               | CUSIP: 92532F100<br>LEI: 54930015RAQRRZ5ZGJ91 | Long             | EC               | CORP              | US        |      7546 | NS      | $3335709.30   | 1.13%             |  |  |  | No            |                  1 | On Loan: No      |
| Mondelez International Inc               | Mondelez International Inc               | CUSIP: 609207105<br>LEI: 549300DV9GIB88LZ5P30 | Long             | EC               | CORP              | US        |     58031 | NS      | $3916512.19   | 1.33%             |  |  |  | No            |                  1 | On Loan: No      |
| Jones Lang LaSalle Inc                   | Jones Lang LaSalle Inc                   | CUSIP: 48020Q107<br>LEI: 6SYKCME112RT8TQUO411 | Long             | EC               | CORP              | US        |      1982 | NS      | $441391.40    | 0.15%             |  |  |  | No            |                  1 | On Loan: No      |
| Okta Inc                                 | Okta Inc                                 | CUSIP: 679295105<br>LEI: 549300N8J06I8MRHU620 | Long             | EC               | CORP              | US        |     10535 | NS      | $1086895.95   | 0.37%             |  |  |  | No            |                  1 | On Loan: No      |
| Union Pacific Corp                       | Union Pacific Corp                       | CUSIP: 907818108<br>LEI: 549300LMMRSZZCZ8CL11 | Long             | EC               | CORP              | US        |     14113 | NS      | $3128287.58   | 1.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Johnson & Johnson                        | Johnson & Johnson                        | CUSIP: 478160104<br>LEI: 549300G0CFPGEF6X2043 | Long             | EC               | CORP              | US        |     50523 | NS      | $7841674.83   | 2.65%             |  |  |  | No            |                  1 | On Loan: No      |
| Highwoods Properties Inc                 | Highwoods Properties Inc                 | CUSIP: 431284108<br>LEI: ZIIGTYKL9T0X3HLTDX53 | Long             | EC               | CORP              | US        |     86603 | NS      | $2572109.10   | 0.87%             |  |  |  | No            |                  1 | On Loan: No      |
| UnitedHealth Group Inc                   | UnitedHealth Group Inc                   | CUSIP: 91324P102<br>LEI: 549300GHBMY8T5GXDE41 | Long             | EC               | CORP              | US        |      2625 | NS      | $792513.75    | 0.27%             |  |  |  | No            |                  1 | On Loan: No      |
| Philip Morris International Inc          | Philip Morris International Inc          | CUSIP: 718172109<br>LEI: HL3H1H2BGXWVG3BSWR90 | Long             | EC               | CORP              | US        |     21039 | NS      | $3799433.01   | 1.29%             |  |  |  | No            |                  1 | On Loan: No      |
| Essential Properties Realty Trust Inc    | Essential Properties Realty Trust Inc    | CUSIP: 29670E107<br>LEI: 2549009LXQLVYCGLZO50 | Long             | EC               | CORP              | US        |     30460 | NS      | $989950.00    | 0.34%             |  |  |  | No            |                  1 | On Loan: No      |
| Valero Energy Corp                       | Valero Energy Corp                       | CUSIP: 91913Y100<br>LEI: 549300XTO5VR8SKV1V74 | Long             | EC               | CORP              | US        |     10162 | NS      | $1310593.14   | 0.44%             |  |  |  | No            |                  1 | On Loan: No      |
| Amphenol Corp                            | Amphenol Corp                            | CUSIP: 032095101<br>LEI: 549300D3L3G0R4U4VT04 | Long             | EC               | CORP              | US        |     58699 | NS      | $5278801.07   | 1.79%             |  |  |  | No            |                  1 | On Loan: No      |
| Wells Fargo & Co                         | Wells Fargo & Co                         | CUSIP: 949746101<br>LEI: PBLD0EJDB5FWOLXP3B76 | Long             | EC               | CORP              | US        |     93795 | NS      | $7013990.10   | 2.37%             |  |  |  | No            |                  1 | On Loan: No      |
| Northern Trust Corp                      | Northern Trust Corp                      | CUSIP: 665859104<br>LEI: 549300GLF98S992BC502 | Long             | EC               | CORP              | US        |     36347 | NS      | $3879678.78   | 1.31%             |  |  |  | No            |                  1 | On Loan: No      |
| NextEra Energy Inc                       | NextEra Energy Inc                       | CUSIP: 65339F101<br>LEI: 254900RHL9MEUS5NKX63 | Long             | EC               | CORP              | US        |     56016 | NS      | $3956970.24   | 1.34%             |  |  |  | No            |                  1 | On Loan: No      |
| WP Carey Inc                             | WP Carey Inc                             | CUSIP: 92936U109<br>LEI: 54930042CRNE713E3Q67 | Long             | EC               | CORP              | US        |     63191 | NS      | $3965867.16   | 1.34%             |  |  |  | No            |                  1 | On Loan: No      |
| United States Steel Corp                 | United States Steel Corp                 | CUSIP: 912909108<br>LEI: JNLUVFYJT1OZSIQ24U47 | Long             | EC               | CORP              | US        |     28375 | NS      | $1527142.50   | 0.52%             |  |  |  | No            |                  1 | On Loan: No      |
| General Mills Inc                        | General Mills Inc                        | CUSIP: 370334104<br>LEI: 2TGYMUGI08PO8X8L6150 | Long             | EC               | CORP              | US        |     25854 | NS      | $1402838.04   | 0.47%             |  |  |  | No            |                  1 | On Loan: No      |
| Interactive Brokers Group Inc            | Interactive Brokers Group Inc            | CUSIP: 45841N107<br>LEI: 5493004DT6DCDUZNDM53 | Long             | EC               | CORP              | US        |      6811 | NS      | $1428130.48   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| Liberty Global Ltd                       | Liberty Global Ltd                       | CUSIP: 000000000<br>LEI: 213800HRMKKTYH7SKA24 | Long             | EC               | CORP              | BM        |     62130 | NS      | $598311.90    | 0.20%             |  |  |  | No            |                  1 | On Loan: No      |
| AbbVie Inc                               | AbbVie Inc                               | CUSIP: 00287Y109<br>LEI: FR5LCKFTG8054YNNRU85 | Long             | EC               | CORP              | US        |     19731 | NS      | $3672136.41   | 1.24%             |  |  |  | No            |                  1 | On Loan: No      |
| Ventas Inc                               | Ventas Inc                               | CUSIP: 92276F100<br>LEI: ORQTRC074CWLT3DKHT41 | Long             | EC               | CORP              | US        |      9240 | NS      | $593947.20    | 0.20%             |  |  |  | No            |                  1 | On Loan: No      |
| Everest Group Ltd                        | Everest Group Ltd                        | CUSIP: 000000000<br>LEI: 549300N24XF2VV0B3570 | Long             | EC               | CORP              | BM        |      2963 | NS      | $1028723.97   | 0.35%             |  |  |  | No            |                  1 | On Loan: No      |
| Masco Corp                               | Masco Corp                               | CUSIP: 574599106<br>LEI: 5GCSNMQXHEYA1JO8QN11 | Long             | EC               | CORP              | US        |      6875 | NS      | $429137.50    | 0.15%             |  |  |  | No            |                  1 | On Loan: No      |
| EOG Resources Inc                        | EOG Resources Inc                        | CUSIP: 26875P101<br>LEI: XWTZDRYZPBUHIQBKDB46 | Long             | EC               | CORP              | US        |     35648 | NS      | $3870303.36   | 1.31%             |  |  |  | No            |                  1 | On Loan: No      |
| Aramark                                  | Aramark                                  | CUSIP: 03852U106<br>LEI: 549300MR6PG2DWZUIL39 | Long             | EC               | CORP              | US        |     89131 | NS      | $3609805.50   | 1.22%             |  |  |  | No            |                  1 | On Loan: No      |
| Citigroup Inc                            | Citigroup Inc                            | CUSIP: 172967424<br>LEI: 6SHGI4ZSSLCXXQSBB395 | Long             | EC               | CORP              | US        |     68817 | NS      | $5183296.44   | 1.75%             |  |  |  | No            |                  1 | On Loan: No      |
| Chubb Ltd                                | Chubb Ltd                                | CUSIP: 000000000<br>LEI: E0JAN6VLUDI1HITHT809 | Long             | EC               | CORP              | CH        |     16932 | NS      | $5032190.40   | 1.70%             |  |  |  | No            |                  1 | On Loan: No      |
| General Dynamics Corp                    | General Dynamics Corp                    | CUSIP: 369550108<br>LEI: 9C1X8XOOTYY2FNYTVH06 | Long             | EC               | CORP              | US        |     14033 | NS      | $3908050.17   | 1.32%             |  |  |  | No            |                  1 | On Loan: No      |
| Medtronic PLC                            | Medtronic PLC                            | CUSIP: 000000000<br>LEI: 549300GX3ZBSQWUXY261 | Long             | EC               | CORP              | IE        |     48956 | NS      | $4062368.88   | 1.37%             |  |  |  | No            |                  1 | On Loan: No      |
| Corteva Inc                              | Corteva Inc                              | CUSIP: 22052L104<br>LEI: 549300WZN9I2QKLS0O94 | Long             | EC               | CORP              | US        |     51834 | NS      | $3669847.20   | 1.24%             |  |  |  | No            |                  1 | On Loan: No      |
| PepsiCo Inc                              | PepsiCo Inc                              | CUSIP: 713448108<br>LEI: FJSUNZKFNQ5YPJ5OT455 | Long             | EC               | CORP              | US        |      9864 | NS      | $1296622.80   | 0.44%             |  |  |  | No            |                  1 | On Loan: No      |
| CME Group Inc                            | CME Group Inc                            | CUSIP: 12572Q105<br>LEI: LCZ7XYGSLJUHFXXNXD88 | Long             | EC               | CORP              | US        |      3610 | NS      | $1043290.00   | 0.35%             |  |  |  | No            |                  1 | On Loan: No      |
| Alphabet Inc                             | Alphabet Inc                             | CUSIP: 02079K305<br>LEI: 5493006MHB84DD0ZWV18 | Long             | EC               | CORP              | US        |     16216 | NS      | $2784935.84   | 0.94%             |  |  |  | No            |                  1 | On Loan: No      |
| Phillips 66                              | Phillips 66                              | CUSIP: 718546104<br>LEI: 5493005JBO5YSIGK1814 | Long             | EC               | CORP              | US        |     27636 | NS      | $3136133.28   | 1.06%             |  |  |  | No            |                  1 | On Loan: No      |
| CNH Industrial NV                        | CNH Industrial NV                        | CUSIP: 000000000<br>LEI: 549300WGC2HZ5J67V817 | Long             | EC               | CORP              | NL        |    150716 | NS      | $1885457.16   | 0.64%             |  |  |  | No            |                  1 | On Loan: No      |
| Eastman Chemical Co                      | Eastman Chemical Co                      | CUSIP: 277432100<br>LEI: FDPVHDGJ1IQZFK9KH630 | Long             | EC               | CORP              | US        |     18126 | NS      | $1420534.62   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| Boston Scientific Corp                   | Boston Scientific Corp                   | CUSIP: 101137107<br>LEI: Y6ZDD9FP4P8JSSJMW954 | Long             | EC               | CORP              | US        |     21796 | NS      | $2294246.96   | 0.78%             |  |  |  | No            |                  1 | On Loan: No      |
| Lam Research Corp                        | Lam Research Corp                        | CUSIP: 512807306<br>LEI: 549300I4GMO6D34U1T02 | Long             | EC               | CORP              | US        |     43221 | NS      | $3491824.59   | 1.18%             |  |  |  | No            |                  1 | On Loan: No      |
| Leidos Holdings Inc                      | Leidos Holdings Inc                      | CUSIP: 525327102<br>LEI: 549300IUTGTP6EJP8124 | Long             | EC               | CORP              | US        |     16890 | NS      | $2508502.80   | 0.85%             |  |  |  | No            |                  1 | On Loan: No      |
| Raymond James Financial Inc              | Raymond James Financial Inc              | CUSIP: 754730109<br>LEI: RGUZHJ05YTITL6D76949 | Long             | EC               | CORP              | US        |     22760 | NS      | $3345264.80   | 1.13%             |  |  |  | No            |                  1 | On Loan: No      |
| Fiserv Inc                               | Fiserv Inc                               | CUSIP: 337738108<br>LEI: GI7UBEJLXYLGR2C7GV83 | Long             | EC               | CORP              | US        |     23788 | NS      | $3872448.52   | 1.31%             |  |  |  | No            |                  1 | On Loan: No      |
| Edison International                     | Edison International                     | CUSIP: 281020107<br>LEI: 549300I7ROF15MAEVP56 | Long             | EC               | CORP              | US        |     33135 | NS      | $1843962.75   | 0.62%             |  |  |  | No            |                  1 | On Loan: No      |
| Albertsons Cos Inc                       | Albertsons Cos Inc                       | CUSIP: 013091103<br>LEI: 549300YKWOC0AOR16R51 | Long             | EC               | CORP              | US        |     30250 | NS      | $672457.50    | 0.23%             |  |  |  | No            |                  1 | On Loan: No      |
| Ingredion Inc                            | Ingredion Inc                            | CUSIP: 457187102<br>LEI: PKSTQ48QDN0XSVS7YK88 | Long             | EC               | CORP              | US        |      7320 | NS      | $1018358.40   | 0.34%             |  |  |  | No            |                  1 | On Loan: No      |
| Applied Materials Inc                    | Applied Materials Inc                    | CUSIP: 038222105<br>LEI: 41BNNE1AFPNAZELZ6K07 | Long             | EC               | CORP              | US        |     18483 | NS      | $2897210.25   | 0.98%             |  |  |  | No            |                  1 | On Loan: No      |
| Trane Technologies PLC                   | Trane Technologies PLC                   | CUSIP: 000000000<br>LEI: 549300BURLR9SLYY2705 | Long             | EC               | CORP              | IE        |     11916 | NS      | $5127097.32   | 1.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Entergy Corp                             | Entergy Corp                             | CUSIP: 29364G103<br>LEI: 4XM3TW50JULSLG8BNC79 | Long             | EC               | CORP              | US        |     25188 | NS      | $2097656.64   | 0.71%             |  |  |  | No            |                  1 | On Loan: No      |
| Cigna Group/The                          | Cigna Group/The                          | CUSIP: 125523100<br>LEI: 549300VIWYMSIGT1U456 | Long             | EC               | CORP              | US        |     14609 | NS      | $4625793.76   | 1.57%             |  |  |  | No            |                  1 | On Loan: No      |
| O'Reilly Automotive Inc                  | O'Reilly Automotive Inc                  | CUSIP: 67103H107<br>LEI: 549300K2RLMQL149Q332 | Long             | EC               | CORP              | US        |      3125 | NS      | $4273437.50   | 1.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Linde PLC                                | Linde PLC                                | CUSIP: 000000000<br>LEI: 5299003QR1WT0EF88V51 | Long             | EC               | CORP              | IE        |      5610 | NS      | $2623123.80   | 0.89%             |  |  |  | No            |                  1 | On Loan: No      |
| Target Corp                              | Target Corp                              | CUSIP: 87612E106<br>LEI: 8WDDFXB5T1Z6J0XC1L66 | Long             | EC               | CORP              | US        |     22707 | NS      | $2134685.07   | 0.72%             |  |  |  | No            |                  1 | On Loan: No      |
| Walmart Inc                              | Walmart Inc                              | CUSIP: 931142103<br>LEI: Y87794H0US1R65VBXU25 | Long             | EC               | CORP              | US        |      6414 | NS      | $633190.08    | 0.21%             |  |  |  | No            |                  1 | On Loan: No      |
| GoDaddy Inc                              | GoDaddy Inc                              | CUSIP: 380237107<br>LEI: 549300J8H1TB0I2CB447 | Long             | EC               | CORP              | US        |      3352 | NS      | $610566.80    | 0.21%             |  |  |  | No            |                  1 | On Loan: No      |
| Stanley Black & Decker Inc               | Stanley Black & Decker Inc               | CUSIP: 854502101<br>LEI: 549300DJ09SMTO561131 | Long             | EC               | CORP              | US        |     37061 | NS      | $2424901.23   | 0.82%             |  |  |  | No            |                  1 | On Loan: No      |
| Exxon Mobil Corp                         | Exxon Mobil Corp                         | CUSIP: 30231G102<br>LEI: J3WHBG0MTS7O8ZVMDC91 | Long             | EC               | CORP              | US        |     29997 | NS      | $3068693.10   | 1.04%             |  |  |  | No            |                  1 | On Loan: No      |
| Guidewire Software Inc                   | Guidewire Software Inc                   | CUSIP: 40171V100<br>LEI: 549300WXSG0J8IXZCK32 | Long             | EC               | CORP              | US        |      3246 | NS      | $697954.92    | 0.24%             |  |  |  | No            |                  1 | On Loan: No      |
| Amentum Holdings Inc                     | Amentum Holdings Inc                     | CUSIP: 023939101<br>LEI: 2549009FJIBLW40CU216 | Long             | EC               | CORP              | US        |       439 | NS      | $9064.41      | 0.00%             |  |  |  | No            |                  1 | On Loan: No      |
| TJX Cos Inc/The                          | TJX Cos Inc/The                          | CUSIP: 872540109<br>LEI: V167QI9I69W364E2DY52 | Long             | EC               | CORP              | US        |     13130 | NS      | $1666197.00   | 0.56%             |  |  |  | No            |                  1 | On Loan: No      |
| Berkshire Hathaway Inc                   | Berkshire Hathaway Inc                   | CUSIP: 084670702<br>LEI: 5493000C01ZX7D35SD85 | Long             | EC               | CORP              | US        |     13470 | NS      | $6788341.20   | 2.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Popular Inc                              | Popular Inc                              | CUSIP: 733174700<br>LEI: 5493008CARDZMVQ3LO89 | Long             | EC               | CORP              | PR        |     40681 | NS      | $4211703.93   | 1.43%             |  |  |  | No            |                  1 | On Loan: No      |
| Bank of America Corp                     | Bank of America Corp                     | CUSIP: 060505104<br>LEI: 9DJT3UXIJIZJI4WXO774 | Long             | EC               | CORP              | US        |     34245 | NS      | $1511231.85   | 0.51%             |  |  |  | No            |                  1 | On Loan: No      |
| Home Depot Inc/The                       | Home Depot Inc/The                       | CUSIP: 437076102<br>LEI: QEKMOTMBBKA8I816DO57 | Long             | EC               | CORP              | US        |      4266 | NS      | $1571125.14   | 0.53%             |  |  |  | No            |                  1 | On Loan: No      |
| Corebridge Financial Inc                 | Corebridge Financial Inc                 | CUSIP: 21871X109<br>LEI: 549300XY1661QCIA7J65 | Long             | EC               | CORP              | US        |     21626 | NS      | $705223.86    | 0.24%             |  |  |  | No            |                  1 | On Loan: No      |
| PG&E Corp                                | PG&E Corp                                | CUSIP: 69331C108<br>LEI: 8YQ2GSDWYZXO2EDN3511 | Long             | EC               | CORP              | US        |    143859 | NS      | $2428339.92   | 0.82%             |  |  |  | No            |                  1 | On Loan: No      |
| Jacobs Solutions Inc                     | Jacobs Solutions Inc                     | CUSIP: 46982L108<br>LEI: N/A                  | Long             | EC               | CORP              | US        |      7212 | NS      | $910875.60    | 0.31%             |  |  |  | No            |                  1 | On Loan: No      |
| Organon & Co                             | Organon & Co                             | CUSIP: 68622V106<br>LEI: 549300AMCKY57OK2CO56 | Long             | EC               | CORP              | US        |     65866 | NS      | $607284.52    | 0.21%             |  |  |  | No            |                  1 | On Loan: No      |
| Abbott Laboratories                      | Abbott Laboratories                      | CUSIP: 002824100<br>LEI: HQD377W2YR662HK5JX27 | Long             | EC               | CORP              | US        |      9586 | NS      | $1280497.88   | 0.43%             |  |  |  | No            |                  1 | On Loan: No      |
| Synchrony Financial                      | Synchrony Financial                      | CUSIP: 87165B103<br>LEI: 549300RS7EWPM9MA6C78 | Long             | EC               | CORP              | US        |     41952 | NS      | $2418532.80   | 0.82%             |  |  |  | No            |                  1 | On Loan: No      |
| CSX Corp                                 | CSX Corp                                 | CUSIP: 126408103<br>LEI: 549300JVQR4N1MMP3Q88 | Long             | EC               | CORP              | US        |     45837 | NS      | $1447990.83   | 0.49%             |  |  |  | No            |                  1 | On Loan: No      |
| MFS Institutional Money Market Portfolio | MFS Institutional Money Market Portfolio | CUSIP: 55291X109<br>LEI: 5L2W638H85N8T1136O07 | Long             | EC               | RF                | US        |   2004587 | NS      | $2004587.30   | 0.68%             |  |  |  | No            |                  1 | On Loan: No      |
| TechnipFMC PLC                           | TechnipFMC PLC                           | CUSIP: 000000000<br>LEI: 549300D5I93QWCJTCK36 | Long             | EC               | CORP              | GB        |     94167 | NS      | $2933302.05   | 0.99%             |  |  |  | No            |                  1 | On Loan: No      |
| Envista Holdings Corp                    | Envista Holdings Corp                    | CUSIP: 29415F104<br>LEI: 549300BX623VURJZ5269 | Long             | EC               | CORP              | US        |     90910 | NS      | $1660925.70   | 0.56%             |  |  |  | No            |                  1 | On Loan: No      |
| General Electric Co                      | General Electric Co                      | CUSIP: 369604301<br>LEI: 3C7474T6CDKPR9K6YT90 | Long             | EC               | CORP              | US        |     17836 | NS      | $4386050.76   | 1.48%             |  |  |  | No            |                  1 | On Loan: No      |
| Deere & Co                               | Deere & Co                               | CUSIP: 244199105<br>LEI: PWFTNG3EI0Y73OXWDH08 | Long             | EC               | CORP              | US        |      2350 | NS      | $1189711.00   | 0.40%             |  |  |  | No            |                  1 | On Loan: No      |
| Charles Schwab Corp/The                  | Charles Schwab Corp/The                  | CUSIP: 808513105<br>LEI: 549300VSGCJ7E698NM85 | Long             | EC               | CORP              | US        |     20050 | NS      | $1771217.00   | 0.60%             |  |  |  | No            |                  1 | On Loan: No      |
| MetLife Inc                              | MetLife Inc                              | CUSIP: 59156R108<br>LEI: C4BXATY60WC6XEOZDX54 | Long             | EC               | CORP              | US        |     13956 | NS      | $1096662.48   | 0.37%             |  |  |  | No            |                  1 | On Loan: No      |
| Duke Energy Corp                         | Duke Energy Corp                         | CUSIP: 26441C204<br>LEI: I1BZKREC126H0VB1BL91 | Long             | EC               | CORP              | US        |     27036 | NS      | $3182677.92   | 1.08%             |  |  |  | No            |                  1 | On Loan: No      |
| Meta Platforms Inc                       | Meta Platforms Inc                       | CUSIP: 30303M102<br>LEI: BQ4BKCS1HXDV9HN80Z93 | Long             | EC               | CORP              | US        |      5315 | NS      | $3441409.35   | 1.16%             |  |  |  | No            |                  1 | On Loan: No      |
| Pfizer Inc                               | Pfizer Inc                               | CUSIP: 717081103<br>LEI: 765LHXWGK1KXCLTFYQ30 | Long             | EC               | CORP              | US        |    195999 | NS      | $4604016.51   | 1.56%             |  |  |  | No            |                  1 | On Loan: No      |
| VeriSign Inc                             | VeriSign Inc                             | CUSIP: 92343E102<br>LEI: LMPL4N8ZOJRMF0KOF759 | Long             | EC               | CORP              | US        |      1787 | NS      | $486903.89    | 0.16%             |  |  |  | No            |                  1 | On Loan: No      |
| Ameren Corp                              | Ameren Corp                              | CUSIP: 023608102<br>LEI: XRZQ5S7HYJFPHJ78L959 | Long             | EC               | CORP              | US        |      7353 | NS      | $712358.64    | 0.24%             |  |  |  | No            |                  1 | On Loan: No      |
| RTX Corp                                 | RTX Corp                                 | CUSIP: 75513E101<br>LEI: I07WOS4YJ0N7YRFE7309 | Long             | EC               | CORP              | US        |     20469 | NS      | $2793609.12   | 0.95%             |  |  |  | No            |                  1 | On Loan: No      |
| Voya Financial Inc                       | Voya Financial Inc                       | CUSIP: 929089100<br>LEI: 549300T065Z4KJ686G75 | Long             | EC               | CORP              | US        |      9948 | NS      | $661740.96    | 0.22%             |  |  |  | No            |                  1 | On Loan: No      |
| GE Vernova Inc                           | GE Vernova Inc                           | CUSIP: 36828A101<br>LEI: 254900DP080RU6OK2553 | Long             | EC               | CORP              | US        |      4309 | NS      | $2038070.82   | 0.69%             |  |  |  | No            |                  1 | On Loan: No      |
| Altria Group Inc                         | Altria Group Inc                         | CUSIP: 02209S103<br>LEI: XSGZFLO9YTNO9VCQV219 | Long             | EC               | CORP              | US        |     46136 | NS      | $2796302.96   | 0.95%             |  |  |  | No            |                  1 | On Loan: No      |
| Simon Property Group Inc                 | Simon Property Group Inc                 | CUSIP: 828806109<br>LEI: 529900GQL5X8H7AO3T64 | Long             | EC               | CORP              | US        |      5361 | NS      | $874218.27    | 0.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Zoom Communications Inc                  | Zoom Communications Inc                  | CUSIP: 98980L101<br>LEI: 549300T9GCHU0ODOM055 | Long             | EC               | CORP              | US        |     14446 | NS      | $1173737.50   | 0.40%             |  |  |  | No            |                  1 | On Loan: No      |
| Ferguson Enterprises Inc                 | Ferguson Enterprises Inc                 | CUSIP: 31488V107<br>LEI: 2138003JYQMRP3SLX189 | Long             | EC               | CORP              | US        |      3648 | NS      | $665176.32    | 0.23%             |  |  |  | No            |                  1 | On Loan: No      |
| QUALCOMM Inc                             | QUALCOMM Inc                             | CUSIP: 747525103<br>LEI: H1J8DDZKZP6H7RWC0H53 | Long             | EC               | CORP              | US        |     20142 | NS      | $2924618.40   | 0.99%             |  |  |  | No            |                  1 | On Loan: No      |
| Ameriprise Financial Inc                 | Ameriprise Financial Inc                 | CUSIP: 03076C106<br>LEI: 6ZLKQF7QB6JAEKQS5388 | Long             | EC               | CORP              | US        |      6594 | NS      | $3357928.56   | 1.14%             |  |  |  | No            |                  1 | On Loan: No      |
| Hartford Insurance Group Inc/The         | Hartford Insurance Group Inc/The         | CUSIP: 416515104<br>LEI: IU7C3FTM7Y3BQM112U94 | Long             | EC               | CORP              | US        |     14499 | NS      | $1882550.16   | 0.64%             |  |  |  | No            |                  1 | On Loan: No      |
| McKesson Corp                            | McKesson Corp                            | CUSIP: 58155Q103<br>LEI: 549300WZWOM80UCFSF54 | Long             | EC               | CORP              | US        |      4144 | NS      | $2981649.44   | 1.01%             |  |  |  | No            |                  1 | On Loan: No      |
| Humana Inc                               | Humana Inc                               | CUSIP: 444859102<br>LEI: 529900YLDW34GJAO4J06 | Long             | EC               | CORP              | US        |      3786 | NS      | $882630.18    | 0.30%             |  |  |  | No            |                  1 | On Loan: No      |
| RPM International Inc                    | RPM International Inc                    | CUSIP: 749685103<br>LEI: 549300TJCKW4BRXPJ474 | Long             | EC               | CORP              | US        |     24323 | NS      | $2768930.32   | 0.94%             |  |  |  | No            |                  1 | On Loan: No      |
| Builders FirstSource Inc                 | Builders FirstSource Inc                 | CUSIP: 12008R107<br>LEI: 549300W0SKP6L3H7DP63 | Long             | EC               | CORP              | US        |     10806 | NS      | $1163590.08   | 0.39%             |  |  |  | No            |                  1 | On Loan: No      |
| T-Mobile US Inc                          | T-Mobile US Inc                          | CUSIP: 872590104<br>LEI: 549300QHIJYOHPACPG31 | Long             | EC               | CORP              | US        |     21593 | NS      | $5229824.60   | 1.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Kimberly-Clark Corp                      | Kimberly-Clark Corp                      | CUSIP: 494368103<br>LEI: MP3J6QPYPGN75NVW2S34 | Long             | EC               | CORP              | US        |     25940 | NS      | $3729134.40   | 1.26%             |  |  |  | No            |                  1 | On Loan: No      |
| Booking Holdings Inc                     | Booking Holdings Inc                     | CUSIP: 09857L108<br>LEI: FXM8FAOHMYDIPD38UZ17 | Long             | EC               | CORP              | US        |       623 | NS      | $3438293.39   | 1.16%             |  |  |  | No            |                  1 | On Loan: No      |
| Cousins Properties Inc                   | Cousins Properties Inc                   | CUSIP: 222795502<br>LEI: 5493007XPYD5EJABN062 | Long             | EC               | CORP              | US        |    122655 | NS      | $3442925.85   | 1.17%             |  |  |  | No            |                  1 | On Loan: No      |
| VF Corp                                  | VF Corp                                  | CUSIP: 918204108<br>LEI: CWAJJ9DJ5Z7P057HV541 | Long             | EC               | CORP              | US        |    127883 | NS      | $1593422.18   | 0.54%             |  |  |  | No            |                  1 | On Loan: No      |
| Colgate-Palmolive Co                     | Colgate-Palmolive Co                     | CUSIP: 194162103<br>LEI: YMEGZFW4SBUSS5BQXF88 | Long             | EC               | CORP              | US        |     40616 | NS      | $3774851.04   | 1.28%             |  |  |  | No            |                  1 | On Loan: No      |
| CRH PLC                                  | CRH PLC                                  | CUSIP: 000000000<br>LEI: 549300MIDJNNTH068E74 | Long             | EC               | CORP              | IE        |      6163 | NS      | $561819.08    | 0.19%             |  |  |  | No            |                  1 | On Loan: No      |
| JPMorgan Chase & Co                      | JPMorgan Chase & Co                      | CUSIP: 46625H100<br>LEI: 8I5DZWZKVSZI1NUHU748 | Long             | EC               | CORP              | US        |     21156 | NS      | $5585184.00   | 1.89%             |  |  |  | No            |                  1 | On Loan: No      |
| Westinghouse Air Brake Technologies Corp | Westinghouse Air Brake Technologies Corp | CUSIP: 929740108<br>LEI: 06BTX5UWZD0GQ5N5Y745 | Long             | EC               | CORP              | US        |     20183 | NS      | $4083424.56   | 1.38%             |  |  |  | No            |                  1 | On Loan: No      |
| Mohawk Industries Inc                    | Mohawk Industries Inc                    | CUSIP: 608190104<br>LEI: 549300JI1115MG3Q6322 | Long             | EC               | CORP              | US        |      8242 | NS      | $829227.62    | 0.28%             |  |  |  | No            |                  1 | On Loan: No      |
| American Express Co                      | American Express Co                      | CUSIP: 025816109<br>LEI: R4PP93JZOLY261QX3811 | Long             | EC               | CORP              | US        |     17767 | NS      | $5224386.35   | 1.77%             |  |  |  | No            |                  1 | On Loan: No      |
| National Fuel Gas Co                     | National Fuel Gas Co                     | CUSIP: 636180101<br>LEI: 8JB38FFW1Y3C1HM8E841 | Long             | EC               | CORP              | US        |     24098 | NS      | $1989048.92   | 0.67%             |  |  |  | No            |                  1 | On Loan: No      |
| American International Group Inc         | American International Group Inc         | CUSIP: 026874784<br>LEI: ODVCVCQG2BP6VHV36M30 | Long             | EC               | CORP              | US        |      7669 | NS      | $649104.16    | 0.22%             |  |  |  | No            |                  1 | On Loan: No      |
| Eaton Corp PLC                           | Eaton Corp PLC                           | CUSIP: 000000000<br>LEI: 549300VDIGTMXUNT7H71 | Long             | EC               | CORP              | IE        |     14501 | NS      | $4643220.20   | 1.57%             |  |  |  | No            |                  1 | On Loan: No      |
| Gilead Sciences Inc                      | Gilead Sciences Inc                      | CUSIP: 375558103<br>LEI: 549300WTZWR07K8MNV44 | Long             | EC               | CORP              | US        |     15029 | NS      | $1654392.32   | 0.56%             |  |  |  | No            |                  1 | On Loan: No      |
| ConocoPhillips                           | ConocoPhillips                           | CUSIP: 20825C104<br>LEI: WPTL2Z3FIYTHSP5V2253 | Long             | EC               | CORP              | US        |     38100 | NS      | $3251835.00   | 1.10%             |  |  |  | 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