# EDGAR Filing Document

**Accession Number:** 0000918571
**File Stem:** 0001752724-25-200815
**Filing Date:** 2025-8
**Character Count:** 36602
**Document Hash:** 1535aafa9ce7e551a70bdbe9ca8ef5bc
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-25-200815.hdr.sgml**: 20250825

**ACCESSION NUMBER**: 0001752724-25-200815

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250630

**FILED AS OF DATE**: 20250825

**DATE AS OF CHANGE**: 20250825

**PERIOD START**: 20251231

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MFS VARIABLE INSURANCE TRUST
- **CENTRAL INDEX KEY:** 0000918571

**ORGANIZATION NAME:**
- **EIN:** 043226600
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-08326
- **FILM NUMBER:** 251248115

**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

## Series and Classes Contracts Data

### MFS Mid Cap Growth Series (Series ID: S000002678)

| Class ID   | Class Name    | Ticker Symbol   |
|:---|:---|:---|
| C000007326 | Initial Class |  |
| C000007327 | Service Class |  |

## 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 VARIABLE INSURANCE TRUST

- **b. Investment Company Act file number:** 811-08326

- **c. CIK number of Registrant:** 0000918571

- **d. LEI of Registrant:** 4GB90YGNINHU70MFQX13

- **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 Mid Cap Growth Series

- **b. EDGAR series identifier (if any):** S000002678

- **c. LEI of Series:** DQS0BFT7TBCF2MYV2M94

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

- **a. Date of fiscal year-end:** 2025-12-31

- **b. Date as of which information is reported:** 2025-06-30

**Item A.4. Final filing**

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

### Fund Information

**Total Assets:** $371618171.38

**Total Liabilities:** $876425.04

**Net Assets:** $370741746.34

**Cash Not Reported:** $21.66

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000007326 | 2.55%                | 6.77%                | 5.60%                |
| Class ID C000007327 | 2.58%                | 6.75%                | 5.58%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $-2361257.70             | $11362094.17                               |
| Month 2  | $2397760.76              | $20626176.01                               |
| Month 3  | $8307236.98              | $11746275.92                               |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Hyatt Hotels Corp                         | Hyatt Hotels Corp                         | CUSIP: 448579102<br>LEI: T27JQIMTYSH41TCD5186 | Long             | EC               | CORP              | US        |     18197 | NS      | $2541211.05   | 0.69%             |  |  |  | No            |                  1 | On Loan: No      |
| Astera Labs Inc                           | Astera Labs Inc                           | CUSIP: 04626A103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     18200 | NS      | $1645644.00   | 0.44%             |  |  |  | No            |                  1 | On Loan: No      |
| Dollar General Corp                       | Dollar General Corp                       | CUSIP: 256677105<br>LEI: OPX52SQVOZI8IVSWYU66 | Long             | EC               | CORP              | US        |     13708 | NS      | $1567921.04   | 0.42%             |  |  |  | No            |                  1 | On Loan: No      |
| AMETEK Inc                                | AMETEK Inc                                | CUSIP: 031100100<br>LEI: 549300WZDEF9KKE40E98 | Long             | EC               | CORP              | US        |     16316 | NS      | $2952543.36   | 0.80%             |  |  |  | No            |                  1 | On Loan: No      |
| Vistra Corp                               | Vistra Corp                               | CUSIP: 92840M102<br>LEI: 549300KP43CPCUJOOG15 | Long             | EC               | CORP              | US        |     42813 | NS      | $8297587.53   | 2.24%             |  |  |  | No            |                  1 | On Loan: No      |
| Mirion Technologies Inc                   | Mirion Technologies Inc                   | CUSIP: 60471A101<br>LEI: 549300BNTOWVWFNVTJ65 | Long             | EC               | CORP              | US        |     27428 | NS      | $590524.84    | 0.16%             |  |  |  | No            |                  1 | On Loan: No      |
| MSCI Inc                                  | MSCI Inc                                  | CUSIP: 55354G100<br>LEI: 549300HTIN2PD78UB763 | Long             | EC               | CORP              | US        |      6054 | NS      | $3491583.96   | 0.94%             |  |  |  | No            |                  1 | On Loan: No      |
| Chipotle Mexican Grill Inc                | Chipotle Mexican Grill Inc                | CUSIP: 169656105<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     18761 | NS      | $1053430.15   | 0.28%             |  |  |  | No            |                  1 | On Loan: No      |
| Okta Inc                                  | Okta Inc                                  | CUSIP: 679295105<br>LEI: 549300N8J06I8MRHU620 | Long             | EC               | CORP              | US        |     44257 | NS      | $4424372.29   | 1.19%             |  |  |  | No            |                  1 | On Loan: No      |
| Exact Sciences Corp                       | Exact Sciences Corp                       | CUSIP: 30063P105<br>LEI: 549300VM3X1FYD4N9Z14 | Long             | EC               | CORP              | US        |     43149 | NS      | $2292937.86   | 0.62%             |  |  |  | No            |                  1 | On Loan: No      |
| Tractor Supply Co                         | Tractor Supply Co                         | CUSIP: 892356106<br>LEI: 549300OJ9VZHZRO6I137 | Long             | EC               | CORP              | US        |     16322 | NS      | $861311.94    | 0.23%             |  |  |  | No            |                  1 | On Loan: No      |
| Tradeweb Markets Inc                      | Tradeweb Markets Inc                      | CUSIP: 892672106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     23076 | NS      | $3378326.40   | 0.91%             |  |  |  | No            |                  1 | On Loan: No      |
| Expedia Group Inc                         | Expedia Group Inc                         | CUSIP: 30212P303<br>LEI: N/A                  | Long             | EC               | CORP              | US        |      2755 | NS      | $464713.40    | 0.13%             |  |  |  | No            |                  1 | On Loan: No      |
| Cloudflare Inc                            | Cloudflare Inc                            | CUSIP: 18915M107<br>LEI: 5493007DY18BGNLDWU14 | Long             | EC               | CORP              | US        |     11766 | NS      | $2304135.78   | 0.62%             |  |  |  | No            |                  1 | On Loan: No      |
| Constellation Software Inc/Canada         | Constellation Software Inc/Canada         | CUSIP: 21037X100<br>LEI: 549300B6PYHMCTDWQV29 | Long             | EC               | CORP              | CA        |      2010 | NS      | $7370172.20   | 1.99%             |  |  |  | No            |                  1 | On Loan: No      |
| Agilent Technologies Inc                  | Agilent Technologies Inc                  | CUSIP: 00846U101<br>LEI: QUIX8Y7A2WP0XRMW7G29 | Long             | EC               | CORP              | US        |     24137 | NS      | $2848407.37   | 0.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Aramark                                   | Aramark                                   | CUSIP: 03852U106<br>LEI: 549300MR6PG2DWZUIL39 | Long             | EC               | CORP              | US        |     65142 | NS      | $2727495.54   | 0.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Burlington Stores Inc                     | Burlington Stores Inc                     | CUSIP: 122017106<br>LEI: 5299003Z37DVGKKC1W09 | Long             | EC               | CORP              | US        |     14486 | NS      | $3370023.04   | 0.91%             |  |  |  | No            |                  1 | On Loan: No      |
| HubSpot Inc                               | HubSpot Inc                               | CUSIP: 443573100<br>LEI: 529900BLNVEW0MVKJB37 | Long             | EC               | CORP              | US        |      7598 | NS      | $4229274.74   | 1.14%             |  |  |  | No            |                  1 | On Loan: No      |
| Spotify Technology SA                     | Spotify Technology SA                     | CUSIP: 000000000<br>LEI: 549300B4X0JHWV0DTD60 | Long             | EC               | CORP              | LU        |     16078 | NS      | $12337292.52  | 3.33%             |  |  |  | No            |                  1 | On Loan: No      |
| Robinhood Markets Inc                     | Robinhood Markets Inc                     | CUSIP: 770700102<br>LEI: 213800FS5AO3YWIE6F63 | Long             | EC               | CORP              | US        |     57789 | NS      | $5410784.07   | 1.46%             |  |  |  | No            |                  1 | On Loan: No      |
| Cheniere Energy Inc                       | Cheniere Energy Inc                       | CUSIP: 16411R208<br>LEI: MIHC87W9WTYSYZWV1J40 | Long             | EC               | CORP              | US        |     28240 | NS      | $6877004.80   | 1.85%             |  |  |  | No            |                  1 | On Loan: No      |
| Sportradar Group AG                       | Sportradar Group AG                       | CUSIP: 000000000<br>LEI: 549300H1P33YOAT7Z533 | Long             | EC               | CORP              | CH        |     63107 | NS      | $1772044.56   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| Carvana Co                                | Carvana Co                                | CUSIP: 146869102<br>LEI: 5493003WEAK2PJ5WS063 | Long             | EC               | CORP              | US        |      9830 | NS      | $3312316.80   | 0.89%             |  |  |  | No            |                  1 | On Loan: No      |
| ASM International NV                      | ASM International NV                      | CUSIP: 000000000<br>LEI: 7245001I22ND6ZFHX623 | Long             | EC               | CORP              | NL        |      1822 | NS      | $1166259.25   | 0.31%             |  |  |  | No            |                  1 | On Loan: No      |
| Viking Holdings Ltd                       | Viking Holdings Ltd                       | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | BM        |     25832 | NS      | $1376587.28   | 0.37%             |  |  |  | No            |                  1 | On Loan: No      |
| Vulcan Materials Co                       | Vulcan Materials Co                       | CUSIP: 929160109<br>LEI: 549300Q8LSNHAVWBNI21 | Long             | EC               | CORP              | US        |     19768 | NS      | $5155889.76   | 1.39%             |  |  |  | No            |                  1 | On Loan: No      |
| Manhattan Associates Inc                  | Manhattan Associates Inc                  | CUSIP: 562750109<br>LEI: 529900Q1GJP7KD52SW51 | Long             | EC               | CORP              | US        |      6486 | NS      | $1280790.42   | 0.35%             |  |  |  | No            |                  1 | On Loan: No      |
| Carlyle Group Inc/The                     | Carlyle Group Inc/The                     | CUSIP: 14316J108<br>LEI: 529900NGGVF94UK6PG95 | Long             | EC               | CORP              | US        |     76677 | NS      | $3941197.80   | 1.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Ascendis Pharma A/S                       | Ascendis Pharma A/S                       | CUSIP: 04351P101<br>LEI: 549300B66JN3W3J8GH73 | Long             | EC               | CORP              | DK        |     30890 | NS      | $5331614.00   | 1.44%             |  |  |  | No            |                  1 | On Loan: No      |
| CONSTELLATION SOFTWARE INC                | CONSTELLATION SOFTWARE INC                | CUSIP: 000000000<br>LEI: 549300B6PYHMCTDWQV29 | N/A              | DE               |  | CA        |      2984 | NS      | $0.00         | 0.00%             |  |  |  | No            |                  2 | On Loan: No      |
| CBRE Group Inc                            | CBRE Group Inc                            | CUSIP: 12504L109<br>LEI: 52990016II9MJ2OSWA10 | Long             | EC               | CORP              | US        |     35994 | NS      | $5043479.28   | 1.36%             |  |  |  | No            |                  1 | On Loan: No      |
| Block Inc                                 | Block Inc                                 | CUSIP: 852234103<br>LEI: 549300OHIIUWSTIZME52 | Long             | EC               | CORP              | US        |     29604 | NS      | $2010999.72   | 0.54%             |  |  |  | No            |                  1 | On Loan: No      |
| TKO Group Holdings Inc                    | TKO Group Holdings Inc                    | CUSIP: 87256C101<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     34005 | NS      | $6187209.75   | 1.67%             |  |  |  | No            |                  1 | On Loan: No      |
| JP Morgan US Government Money Market Fund | JP Morgan US Government Money Market Fund | CUSIP: 4812C2270<br>LEI: 549300NQ5E5B7ZV4T516 | Long             | STIV             | RF                | US        |    326400 | NS      | $326400.00    | 0.09%             |  |  |  | No            |                  1 | On Loan: No      |
| BJ's Wholesale Club Holdings Inc          | BJ's Wholesale Club Holdings Inc          | CUSIP: 05550J101<br>LEI: 549300UCIWH1C93V0J03 | Long             | EC               | CORP              | US        |     23823 | NS      | $2568834.09   | 0.69%             |  |  |  | No            |                  1 | On Loan: No      |
| Pegasystems Inc                           | Pegasystems Inc                           | CUSIP: 705573103<br>LEI: 549300FMCOKPL06FYN26 | Long             | EC               | CORP              | US        |     28102 | NS      | $1521161.26   | 0.41%             |  |  |  | No            |                  1 | On Loan: No      |
| Royal Caribbean Cruises Ltd               | Royal Caribbean Cruises Ltd               | CUSIP: 000000000<br>LEI: K2NEH8QNVW44JIWK7Z55 | Long             | EC               | CORP              | LR        |      4725 | NS      | $1479586.50   | 0.40%             |  |  |  | No            |                  1 | On Loan: No      |
| CDW Corp/DE                               | CDW Corp/DE                               | CUSIP: 12514G108<br>LEI: 9845001B052ABF0B6755 | Long             | EC               | CORP              | US        |      2409 | NS      | $430223.31    | 0.12%             |  |  |  | No            |                  1 | On Loan: No      |
| Tyler Technologies Inc                    | Tyler Technologies Inc                    | CUSIP: 902252105<br>LEI: 25490040SMU4Z8LBCW70 | Long             | EC               | CORP              | US        |     13154 | NS      | $7798217.36   | 2.10%             |  |  |  | No            |                  1 | On Loan: No      |
| Vertiv Holdings Co                        | Vertiv Holdings Co                        | CUSIP: 92537N108<br>LEI: 549300KTTIRAOGXCRV69 | Long             | EC               | CORP              | US        |     12653 | NS      | $1624771.73   | 0.44%             |  |  |  | No            |                  1 | On Loan: No      |
| Veeva Systems Inc                         | Veeva Systems Inc                         | CUSIP: 922475108<br>LEI: 549300YZEXPDB92M2F02 | Long             | EC               | CORP              | US        |     18274 | NS      | $5262546.52   | 1.42%             |  |  |  | No            |                  1 | On Loan: No      |
| Axon Enterprise Inc                       | Axon Enterprise Inc                       | CUSIP: 05464C101<br>LEI: 549300QP2IEEGFE16681 | Long             | EC               | CORP              | US        |     11650 | NS      | $9645501.00   | 2.60%             |  |  |  | No            |                  1 | On Loan: No      |
| Coupang Inc                               | Coupang Inc                               | CUSIP: 22266T109<br>LEI: 549300XR4L1D80AK4W76 | Long             | EC               | CORP              | US        |    185900 | NS      | $5569564.00   | 1.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Wingstop Inc                              | Wingstop Inc                              | CUSIP: 974155103<br>LEI: 549300SSH3F8HPIM3Q47 | Long             | EC               | CORP              | US        |      9293 | NS      | $3129324.82   | 0.84%             |  |  |  | No            |                  1 | On Loan: No      |
| Take-Two Interactive Software Inc         | Take-Two Interactive Software Inc         | CUSIP: 874054109<br>LEI: BOMSTHHJK882EWYX3334 | Long             | EC               | CORP              | US        |     48717 | NS      | $11830923.45  | 3.19%             |  |  |  | No            |                  1 | On Loan: No      |
| Hubbell Inc                               | Hubbell Inc                               | CUSIP: 443510607<br>LEI: 54930088VDQ6840Y6597 | Long             | EC               | CORP              | US        |      2149 | NS      | $877673.09    | 0.24%             |  |  |  | No            |                  1 | On Loan: No      |
| O'Reilly Automotive Inc                   | O'Reilly Automotive Inc                   | CUSIP: 67103H107<br>LEI: 549300K2RLMQL149Q332 | Long             | EC               | CORP              | US        |     50724 | NS      | $4571754.12   | 1.23%             |  |  |  | No            |                  1 | On Loan: No      |
| Quanta Services Inc                       | Quanta Services Inc                       | CUSIP: 74762E102<br>LEI: SHVRXXEACT60MMH07S24 | Long             | EC               | CORP              | US        |     10999 | NS      | $4158501.92   | 1.12%             |  |  |  | No            |                  1 | On Loan: No      |
| Gartner Inc                               | Gartner Inc                               | CUSIP: 366651107<br>LEI: PP55B5R38BFB8O8HH686 | Long             | EC               | CORP              | US        |      4412 | NS      | $1783418.64   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| ServiceTitan Inc                          | ServiceTitan Inc                          | CUSIP: 81764X103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |      6595 | NS      | $706852.10    | 0.19%             |  |  |  | No            |                  1 | On Loan: No      |
| Ares Management Corp                      | Ares Management Corp                      | CUSIP: 03990B101<br>LEI: 529900JUV61FH7B8VW38 | Long             | EC               | CORP              | US        |     34341 | NS      | $5947861.20   | 1.60%             |  |  |  | No            |                  1 | On Loan: No      |
| TransUnion                                | TransUnion                                | CUSIP: 89400J107<br>LEI: 549300ZS772LUNUMRB03 | Long             | EC               | CORP              | US        |     67627 | NS      | $5951176.00   | 1.61%             |  |  |  | No            |                  1 | On Loan: No      |
| Guidewire Software Inc                    | Guidewire Software Inc                    | CUSIP: 40171V100<br>LEI: 549300WXSG0J8IXZCK32 | Long             | EC               | CORP              | US        |     48187 | NS      | $11345629.15  | 3.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Wolters Kluwer NV                         | Wolters Kluwer NV                         | CUSIP: 000000000<br>LEI: 724500TEM53I0U077B74 | Long             | EC               | CORP              | NL        |      5479 | NS      | $916144.11    | 0.25%             |  |  |  | No            |                  1 | On Loan: No      |
| Tempus AI Inc                             | Tempus AI Inc                             | CUSIP: 88023B103<br>LEI: 2549009LA0KWRAGQBX50 | Long             | EC               | CORP              | US        |      5434 | NS      | $345276.36    | 0.09%             |  |  |  | No            |                  1 | On Loan: —       |
| CoStar Group Inc                          | CoStar Group Inc                          | CUSIP: 22160N109<br>LEI: 984500Q1D53D08E2E698 | Long             | EC               | CORP              | US        |     55706 | NS      | $4478762.40   | 1.21%             |  |  |  | No            |                  1 | On Loan: No      |
| BWX Technologies Inc                      | BWX Technologies Inc                      | CUSIP: 05605H100<br>LEI: 549300NP85N265KWMS58 | Long             | EC               | CORP              | US        |     16482 | NS      | $2374396.92   | 0.64%             |  |  |  | No            |                  1 | On Loan: No      |
| TransDigm Group Inc                       | TransDigm Group Inc                       | CUSIP: 893641100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |       619 | NS      | $941276.16    | 0.25%             |  |  |  | No            |                  1 | On Loan: No      |
| Cadence Design Systems Inc                | Cadence Design Systems Inc                | CUSIP: 127387108<br>LEI: GCT7RXJOGLXPV0NXZY22 | Long             | EC               | CORP              | US        |     15127 | NS      | $4661385.05   | 1.26%             |  |  |  | No            |                  1 | On Loan: No      |
| Caris Life Sciences Inc                   | Caris Life Sciences Inc                   | CUSIP: 142152107<br>LEI: 549300LX5LO78M5VPY43 | Long             | EC               | CORP              | US        |     11978 | NS      | $320052.16    | 0.09%             |  |  |  | No            |                  1 | On Loan: No      |
| Cameco Corp                               | Cameco Corp                               | CUSIP: 13321L108<br>LEI: N4BHALMXL3GMZKCUON55 | Long             | EC               | CORP              | CA        |     34291 | NS      | $2545420.93   | 0.69%             |  |  |  | No            |                  1 | On Loan: No      |
| Bright Horizons Family Solutions Inc      | Bright Horizons Family Solutions Inc      | CUSIP: 109194100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     40279 | NS      | $4978081.61   | 1.34%             |  |  |  | No            |                  1 | On Loan: No      |
| Oddity Tech Ltd                           | Oddity Tech Ltd                           | CUSIP: 000000000<br>LEI: 254900QH12XZS53G0V57 | Long             | EC               | CORP              | IL        |     25907 | NS      | $1955201.29   | 0.53%             |  |  |  | No            |                  1 | On Loan: No      |
| MFS Institutional Money Market Portfolio  | MFS Institutional Money Market Portfolio  | CUSIP: 55291X109<br>LEI: 5L2W638H85N8T1136O07 | Long             | EC               | RF                | US        |   1451569 | NS      | $1451714.32   | 0.39%             |  |  |  | No            |                  1 | On Loan: No      |
| GFL Environmental Inc                     | GFL Environmental Inc                     | CUSIP: 36168Q104<br>LEI: 549300FYK4MBXWIVZU26 | Long             | EC               | CORP              | CA        |     72500 | NS      | $3658350.00   | 0.99%             |  |  |  | No            |                  1 | On Loan: No      |
| ServiceNow Inc                            | ServiceNow Inc                            | CUSIP: 81762P102<br>LEI: 549300HJTQM36M0E1G39 | Long             | EC               | CORP              | US        |      2215 | NS      | $2277197.20   | 0.61%             |  |  |  | No            |                  1 | On Loan: No      |
| Curtiss-Wright Corp                       | Curtiss-Wright Corp                       | CUSIP: 231561101<br>LEI: TEL51ETZWP7D0ZM4X325 | Long             | EC               | CORP              | US        |      4462 | NS      | $2179910.10   | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Melrose Industries PLC                    | Melrose Industries PLC                    | CUSIP: 000000000<br>LEI: 213800RGNXXZY2M7TR85 | Long             | EC               | CORP              | GB        |    149885 | NS      | $1092065.78   | 0.29%             |  |  |  | No            |                  1 | On Loan: No      |
| DraftKings Inc                            | DraftKings Inc                            | CUSIP: 26142V105<br>LEI: 2549006G33IUL6IVOD83 | Long             | EC               | CORP              | US        |    120901 | NS      | $5185443.89   | 1.40%             |  |  |  | No            |                  1 | On Loan: No      |
| Dexcom Inc                                | Dexcom Inc                                | CUSIP: 252131107<br>LEI: 549300YSK3QDSFR5EU59 | Long             | EC               | CORP              | US        |     65878 | NS      | $5750490.62   | 1.55%             |  |  |  | No            |                  1 | On Loan: No      |
| Bio-Techne Corp                           | Bio-Techne Corp                           | CUSIP: 09073M104<br>LEI: 54930073RLKQ51TILZ35 | Long             | EC               | CORP              | US        |      4033 | NS      | $207497.85    | 0.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Elastic NV                                | Elastic NV                                | CUSIP: 000000000<br>LEI: 2549003I48WHHH937I59 | Long             | EC               | CORP              | NL        |     16542 | NS      | $1394986.86   | 0.38%             |  |  |  | No            |                  1 | On Loan: No      |
| ACV Auctions Inc                          | ACV Auctions Inc                          | CUSIP: 00091G104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    125048 | NS      | $2028278.56   | 0.55%             |  |  |  | No            |                  1 | On Loan: No      |
| LPL Financial Holdings Inc                | LPL Financial Holdings Inc                | CUSIP: 50212V100<br>LEI: 549300XROQ4Y8G2L7682 | Long             | EC               | CORP              | US        |     21175 | NS      | $7939989.75   | 2.14%             |  |  |  | No            |                  1 | On Loan: No      |
| Live Nation Entertainment Inc             | Live Nation Entertainment Inc             | CUSIP: 538034109<br>LEI: 5493007B9BM9ZXJINO78 | Long             | EC               | CORP              | US        |     48947 | NS      | $7404702.16   | 2.00%             |  |  |  | No            |                  1 | On Loan: No      |
| Datadog Inc                               | Datadog Inc                               | CUSIP: 23804L103<br>LEI: 549300F6JNO0KRPO1K63 | Long             | EC               | CORP              | US        |     36612 | NS      | $4918089.96   | 1.33%             |  |  |  | No            |                  1 | On Loan: No      |
| PTC Inc                                   | PTC Inc                                   | CUSIP: 69370C100<br>LEI: 54930050SSMU8SKDJ030 | Long             | EC               | CORP              | US        |      9164 | NS      | $1579323.76   | 0.43%             |  |  |  | No            |                  1 | On Loan: No      |
| Monolithic Power Systems Inc              | Monolithic Power Systems Inc              | CUSIP: 609839105<br>LEI: 529900TB7O85LSZ1XU31 | Long             | EC               | CORP              | US        |      7296 | NS      | $5336148.48   | 1.44%             |  |  |  | No            |                  1 | On Loan: No      |
| Natera Inc                                | Natera Inc                                | CUSIP: 632307104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     34244 | NS      | $5785181.36   | 1.56%             |  |  |  | No            |                  1 | On Loan: No      |
| Masimo Corp                               | Masimo Corp                               | CUSIP: 574795100<br>LEI: 549300Q4A8JK0PIYCU29 | Long             | EC               | CORP              | US        |     40985 | NS      | $6894496.70   | 1.86%             |  |  |  | No            |                  1 | On Loan: No      |
| Copart Inc                                | Copart Inc                                | CUSIP: 217204106<br>LEI: 549300KVYX3JWMYEHU61 | Long             | EC               | CORP              | US        |     69340 | NS      | $3402513.80   | 0.92%             |  |  |  | No            |                  1 | On Loan: No      |
| Verisk Analytics Inc                      | Verisk Analytics Inc                      | CUSIP: 92345Y106<br>LEI: 549300I1YSWNIRKBWP67 | Long             | EC               | CORP              | US        |     26021 | NS      | $8105541.50   | 2.19%             |  |  |  | No            |                  1 | On Loan: No      |
| ROBLOX Corp                               | ROBLOX Corp                               | CUSIP: 771049103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     73039 | NS      | $7683702.80   | 2.07%             |  |  |  | No            |                  1 | On Loan: No      |
| Church & Dwight Co Inc                    | Church & Dwight Co Inc                    | CUSIP: 171340102<br>LEI: POOXSI30AWAQGYJZC921 | Long             | EC               | CORP              | US        |      6368 | NS      | $612028.48    | 0.17%             |  |  |  | No            |                  1 | On Loan: No      |
| Chewy Inc                                 | Chewy Inc                                 | CUSIP: 16679L109<br>LEI: 254900NPQSTG9I422879 | Long             | EC               | CORP              | US        |     27480 | NS      | $1171197.60   | 0.32%             |  |  |  | No            |                  1 | On Loan: No      |
| Howmet Aerospace Inc                      | Howmet Aerospace Inc                      | CUSIP: 443201108<br>LEI: 549300HO5WFZUT5N2T22 | Long             | EC               | CORP              | US        |     94406 | NS      | $17571788.78  | 4.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Nasdaq Inc                                | Nasdaq Inc                                | CUSIP: 631103108<br>LEI: 549300L8X1Q78ERXFD06 | Long             | EC               | CORP              | US        |     58395 | NS      | $5221680.90   | 1.41%             |  |  |  | No            |                  1 | On Loan: No      |
| Hexcel Corp                               | Hexcel Corp                               | CUSIP: 428291108<br>LEI: S6Q7LW43WUBUHXY2QP69 | Long             | EC               | CORP              | US        |     24372 | NS      | $1376774.28   | 0.37%             |  |  |  | No            |                  1 | On Loan: No      |
| TPG Inc                                   | TPG Inc                                   | CUSIP: 872657101<br>LEI: 549300NLO4R8MX77XJ02 | Long             | EC               | CORP              | US        |     48656 | NS      | $2552007.20   | 0.69%             |  |  |  | No            |                  1 | On Loan: No      |
| VF Corp                                   | VF Corp                                   | CUSIP: 918204108<br>LEI: CWAJJ9DJ5Z7P057HV541 | Long             | EC               | CORP              | US        |     27829 | NS      | $326990.75    | 0.09%             |  |  |  | No            |                  1 | On Loan: No      |
| Expand Energy Corp                        | Expand Energy Corp                        | CUSIP: 165167735<br>LEI: X2MT1W32SPAZ9WSKLE78 | Long             | EC               | CORP              | US        |     47981 | NS      | $5610898.14   | 1.51%             |  |  |  | No            |                  1 | On Loan: No      |
| STERIS PLC                                | STERIS PLC                                | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | IE        |     16258 | NS      | $3905496.76   | 1.05%             |  |  |  | No            |                  1 | On Loan: No      |
| Morningstar Inc                           | Morningstar Inc                           | CUSIP: 617700109<br>LEI: 529900YGNQPOVAXQ7F29 | Long             | EC               | CORP              | US        |     10943 | NS      | $3435335.99   | 0.93%             |  |  |  | No            |                  1 | On Loan: No      |
| Waters Corp                               | Waters Corp                               | CUSIP: 941848103<br>LEI: 5T547R1474YC9HOD8Q74 | Long             | EC               | CORP              | US        |      5567 | NS      | $1943105.68   | 0.52%             |  |  |  | No            |                  1 | On Loan: No      |
| Arthur J Gallagher & Co                   | Arthur J Gallagher & Co                   | CUSIP: 363576109<br>LEI: 54930049QLLMPART6V29 | Long             | EC               | CORP              | US        |     19899 | NS      | $6370067.88   | 1.72%             |  |  |  | No            |                  1 | On Loan: No      |
| Westinghouse Air Brake Technologies Corp  | Westinghouse Air Brake Technologies Corp  | CUSIP: 929740108<br>LEI: 06BTX5UWZD0GQ5N5Y745 | Long             | EC               | CORP              | US        |     31345 | NS      | $6562075.75   | 1.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Q2 Holdings Inc                           | Q2 Holdings Inc                           | CUSIP: 74736L109<br>LEI: 549300M9RKR9DZXWS696 | Long             | EC               | CORP              | US        |     22788 | NS      | $2132728.92   | 0.58%             |  |  |  | No            |                  1 | On Loan: No      |
| Floor & Decor Holdings Inc                | Floor & Decor Holdings Inc                | CUSIP: 339750101<br>LEI: 549300M5FR3N688XGQ36 | Long             | EC               | CORP              | US        |     10778 | NS      | $818696.88    | 0.22%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2025-07-15

**Name of Applicant:** MFS VARIABLE INSURANCE TRUST

**Signature:** James Byrne

**Name of Signer:** James Byrne

**Title:** Assistant Treasurer