# EDGAR Filing Document

**Accession Number:** 0000918571
**File Stem:** 0001410368-26-016682
**Filing Date:** 2026-2
**Character Count:** 42545
**Document Hash:** ea18f75334946b10dffeab255fd1fed7
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001410368-26-016682.hdr.sgml**: 20260224

**ACCESSION NUMBER**: 0001410368-26-016682

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251231

**FILED AS OF DATE**: 20260224

**DATE AS OF CHANGE**: 20260224

**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:** 26668398

**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 New Discovery Series (Series ID: S000002680)

| Class ID   | Class Name    | Ticker Symbol   |
|:---|:---|:---|
| C000007329 | Initial Class |  |
| C000007330 | 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 New Discovery Series

- **b. EDGAR series identifier (if any):** S000002680

- **c. LEI of Series:** UL64BH8MFVUS63PN5829

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

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

- **b. Date as of which information is reported:** 2025-12-31

**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:** $754481160.09

**Total Liabilities:** $13932075.48

**Net Assets:** $740549084.61

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000007329 | 2.74%                | 2.41%                | -0.95%               |
| Class ID C000007330 | 2.67%                | 2.35%                | -0.98%               |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $7007994.67              | $13186460.71                               |
| Month 2  | $8554083.70              | $9086287.72                                |
| Month 3  | $9948005.79              | $-16951546.17                              |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Absci Corp                                   | Absci Corp                                   | CUSIP: 00091E109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    451688 | NS      | $1576391.12   | 0.21%             |  |  |  | No            |                  1 | On Loan: —       |
| ACV Auctions Inc                             | ACV Auctions Inc                             | CUSIP: 00091G104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    661518 | NS      | $5305374.36   | 0.72%             |  |  |  | No            |                  1 | On Loan: No      |
| Adaptive Biotechnologies Corp                | Adaptive Biotechnologies Corp                | CUSIP: 00650F109<br>LEI: 549300ZTF7OT1FW66Q96 | Long             | EC               | CORP              | US        |    234245 | NS      | $3804138.80   | 0.51%             |  |  |  | No            |                  1 | On Loan: No      |
| Adtalem Global Education Inc                 | Adtalem Global Education Inc                 | CUSIP: 00737L103<br>LEI: 549300Z467EZLMODV621 | Long             | EC               | CORP              | US        |     50579 | NS      | $5233409.13   | 0.71%             |  |  |  | No            |                  1 | On Loan: No      |
| Advanced Drainage Systems Inc                | Advanced Drainage Systems Inc                | CUSIP: 00790R104<br>LEI: 6QQTOZ5MF5DHM7K92I60 | Long             | EC               | CORP              | US        |     30141 | NS      | $4365321.03   | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Advanced Energy Industries Inc               | Advanced Energy Industries Inc               | CUSIP: 007973100<br>LEI: 549300756XI3QLFT2U27 | Long             | EC               | CORP              | US        |     77898 | NS      | $16309504.26  | 2.20%             |  |  |  | No            |                  1 | On Loan: No      |
| Align Technology Inc                         | Align Technology Inc                         | CUSIP: 016255101<br>LEI: 549300N5YSE0U3LCP840 | Long             | EC               | CORP              | US        |     38781 | NS      | $6055653.15   | 0.82%             |  |  |  | No            |                  1 | On Loan: No      |
| Alkami Technology Inc                        | Alkami Technology Inc                        | CUSIP: 01644J108<br>LEI: 254900FCNYU4HNEV9L47 | Long             | EC               | CORP              | US        |    391626 | NS      | $9034811.82   | 1.22%             |  |  |  | No            |                  1 | On Loan: No      |
| Annexon Inc                                  | Annexon Inc                                  | CUSIP: 03589W102<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    232809 | NS      | $1168701.18   | 0.16%             |  |  |  | No            |                  1 | On Loan: No      |
| Antero Resources Corp                        | Antero Resources Corp                        | CUSIP: 03674X106<br>LEI: APVBKPOULHUX7YZLKU17 | Long             | EC               | CORP              | US        |    157631 | NS      | $5431964.26   | 0.73%             |  |  |  | No            |                  1 | On Loan: No      |
| Ascendis Pharma A/S                          | Ascendis Pharma A/S                          | CUSIP: 04351P101<br>LEI: 549300B66JN3W3J8GH73 | Long             | EC               | CORP              | DK        |     35852 | NS      | $7645080.48   | 1.03%             |  |  |  | No            |                  1 | On Loan: No      |
| AtriCure Inc                                 | AtriCure Inc                                 | CUSIP: 04963C209<br>LEI: 254900B2I6GPHK2EXM59 | Long             | EC               | CORP              | US        |    101694 | NS      | $4023014.64   | 0.54%             |  |  |  | No            |                  1 | On Loan: No      |
| Beta Technologies Inc                        | Beta Technologies Inc                        | CUSIP: 086921103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     59576 | NS      | $1680638.96   | 0.23%             |  |  |  | No            |                  1 | On Loan: No      |
| Billiontoone Inc                             | Billiontoone Inc                             | CUSIP: 090168105<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     18955 | NS      | $1551277.20   | 0.21%             |  |  |  | No            |                  1 | On Loan: No      |
| BioLife Solutions Inc                        | BioLife Solutions Inc                        | CUSIP: 09062W204<br>LEI: 549300G2IVCMC2TJDW72 | Long             | EC               | CORP              | US        |    253266 | NS      | $6123971.88   | 0.83%             |  |  |  | No            |                  1 | On Loan: No      |
| Bio-Techne Corp                              | Bio-Techne Corp                              | CUSIP: 09073M104<br>LEI: 54930073RLKQ51TILZ35 | Long             | EC               | CORP              | US        |    221558 | NS      | $13029825.98  | 1.76%             |  |  |  | No            |                  1 | On Loan: No      |
| Black Rock Coffee Bar Inc                    | Black Rock Coffee Bar Inc                    | CUSIP: 092244102<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    291933 | NS      | $6495509.25   | 0.88%             |  |  |  | No            |                  1 | On Loan: —       |
| Bloom Energy Corp                            | Bloom Energy Corp                            | CUSIP: 093712107<br>LEI: 549300XB5J9BFW5JXV97 | Long             | EC               | CORP              | US        |     58075 | NS      | $5046136.75   | 0.68%             |  |  |  | No            |                  1 | On Loan: No      |
| CONTRA BLUEPRINT MEDIC                       | CONTRA BLUEPRINT MEDIC                       | CUSIP: 096CVR048<br>LEI: 5299004CC60O9T5HVM83 | N/A              | DE               |  | US        |     13985 | NS      | $0.00         | 0.00%             |  |  |  | No            |                  3 | On Loan: No      |
| Box Inc                                      | Box Inc                                      | CUSIP: 10316T104<br>LEI: 549300KQUCPD8687YS68 | Long             | EC               | CORP              | US        |    212925 | NS      | $6368586.75   | 0.86%             |  |  |  | No            |                  1 | On Loan: No      |
| Azenta Inc                                   | Azenta Inc                                   | CUSIP: 114340102<br>LEI: 35ZN6X1ANPH25YN32Y17 | Long             | EC               | CORP              | US        |    158744 | NS      | $5279825.44   | 0.71%             |  |  |  | No            |                  1 | On Loan: No      |
| Brunswick Corp/DE                            | Brunswick Corp/DE                            | CUSIP: 117043109<br>LEI: YM4O38W15AX4YLLQKU27 | Long             | EC               | CORP              | US        |    112974 | NS      | $8387189.76   | 1.13%             |  |  |  | No            |                  1 | On Loan: No      |
| CCC Intelligent Solutions Holdings Inc       | CCC Intelligent Solutions Holdings Inc       | CUSIP: 12510Q100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |   1074651 | NS      | $8543475.45   | 1.15%             |  |  |  | No            |                  1 | On Loan: No      |
| CACI International Inc                       | CACI International Inc                       | CUSIP: 127190304<br>LEI: SYRPI2D1O9WRTS2WX210 | Long             | EC               | CORP              | US        |     13917 | NS      | $7415116.77   | 1.00%             |  |  |  | No            |                  1 | On Loan: No      |
| Caris Life Sciences Inc                      | Caris Life Sciences Inc                      | CUSIP: 142152107<br>LEI: 549300LX5LO78M5VPY43 | Long             | EC               | CORP              | US        |     63553 | NS      | $1714659.94   | 0.23%             |  |  |  | No            |                  1 | On Loan: —       |
| Ceribell Inc                                 | Ceribell Inc                                 | CUSIP: 15678C102<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    130477 | NS      | $2861360.61   | 0.39%             |  |  |  | No            |                  1 | On Loan: No      |
| Certara Inc                                  | Certara Inc                                  | CUSIP: 15687V109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    224013 | NS      | $1973554.53   | 0.27%             |  |  |  | No            |                  1 | On Loan: No      |
| CG oncology Inc                              | CG oncology Inc                              | CUSIP: 156944100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     53271 | NS      | $2211811.92   | 0.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Charles River Laboratories International Inc | Charles River Laboratories International Inc | CUSIP: 159864107<br>LEI: 549300BSQ0R4UZ5KX287 | Long             | EC               | CORP              | US        |     37919 | NS      | $7564082.12   | 1.02%             |  |  |  | No            |                  1 | On Loan: No      |
| Chefs' Warehouse Inc/The                     | Chefs' Warehouse Inc/The                     | CUSIP: 163086101<br>LEI: 549300JYEDC8C547E980 | Long             | EC               | CORP              | US        |    158721 | NS      | $9893079.93   | 1.34%             |  |  |  | No            |                  1 | On Loan: No      |
| Collegium Pharmaceutical Inc                 | Collegium Pharmaceutical Inc                 | CUSIP: 19459J104<br>LEI: 54930049FXZMTLW8D496 | Long             | EC               | CORP              | US        |    185025 | NS      | $8566657.50   | 1.16%             |  |  |  | No            |                  1 | On Loan: No      |
| Columbia Sportswear Co                       | Columbia Sportswear Co                       | CUSIP: 198516106<br>LEI: 549300OTMCIEUXAH5Z60 | Long             | EC               | CORP              | US        |     60380 | NS      | $3326334.20   | 0.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Corsair Gaming Inc                           | Corsair Gaming Inc                           | CUSIP: 22041X102<br>LEI: 549300Y7YT18L8G0H525 | Long             | EC               | CORP              | US        |    603476 | NS      | $3584647.44   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| Crane Co                                     | Crane Co                                     | CUSIP: 224408104<br>LEI: 5493000CQRQOTHUODL75 | Long             | EC               | CORP              | US        |     51215 | NS      | $9445582.45   | 1.28%             |  |  |  | No            |                  1 | On Loan: No      |
| Cytokinetics Inc                             | Cytokinetics Inc                             | CUSIP: 23282W605<br>LEI: 549300BE5DY1HW7IHA64 | Long             | EC               | CORP              | US        |     76852 | NS      | $4883176.08   | 0.66%             |  |  |  | No            |                  1 | On Loan: No      |
| DigitalBridge Group Inc                      | DigitalBridge Group Inc                      | CUSIP: 25401T603<br>LEI: 549300XG87L902AGBO89 | Long             | EC               | CORP              | US        |    199454 | NS      | $3059624.36   | 0.41%             |  |  |  | No            |                  1 | On Loan: No      |
| Flowserve Corp                               | Flowserve Corp                               | CUSIP: 34354P105<br>LEI: 6Y0GK87T6V7NJKZJVM41 | Long             | EC               | CORP              | US        |    157390 | NS      | $10919718.20  | 1.47%             |  |  |  | No            |                  1 | On Loan: No      |
| FormFactor Inc                               | FormFactor Inc                               | CUSIP: 346375108<br>LEI: 549300YCEEO6SZD1ZR61 | Long             | EC               | CORP              | US        |    164650 | NS      | $9184177.00   | 1.24%             |  |  |  | No            |                  1 | On Loan: No      |
| Fractyl Health Inc                           | Fractyl Health Inc                           | CUSIP: 35168W103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    210899 | NS      | $463977.80    | 0.06%             |  |  |  | No            |                  1 | On Loan: No      |
| GFL Environmental Inc                        | GFL Environmental Inc                        | CUSIP: 36168Q104<br>LEI: 894500E7NLBY9VZRT696 | Long             | EC               | CORP              | CA        |    104229 | NS      | $4476635.55   | 0.60%             |  |  |  | No            |                  1 | On Loan: No      |
| GCM Grosvenor Inc                            | GCM Grosvenor Inc                            | CUSIP: 36831E108<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    389227 | NS      | $4406049.64   | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Globus Medical Inc                           | Globus Medical Inc                           | CUSIP: 379577208<br>LEI: 5299003M2P4CIK0RF205 | Long             | EC               | CORP              | US        |     68857 | NS      | $6011904.67   | 0.81%             |  |  |  | No            |                  1 | On Loan: No      |
| Guardant Health Inc                          | Guardant Health Inc                          | CUSIP: 40131M109<br>LEI: 254900M8C3E5VC8BR186 | Long             | EC               | CORP              | US        |     62028 | NS      | $6335539.92   | 0.86%             |  |  |  | No            |                  1 | On Loan: No      |
| Hamilton Lane Inc                            | Hamilton Lane Inc                            | CUSIP: 407497106<br>LEI: 5493006OKN3V1NORM833 | Long             | EC               | CORP              | US        |     73400 | NS      | $9858354.00   | 1.33%             |  |  |  | No            |                  1 | On Loan: No      |
| Harmony Biosciences Holdings Inc             | Harmony Biosciences Holdings Inc             | CUSIP: 413197104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    136621 | NS      | $5112357.82   | 0.69%             |  |  |  | No            |                  1 | On Loan: No      |
| HealthEquity Inc                             | HealthEquity Inc                             | CUSIP: 42226A107<br>LEI: 529900LRJU1RAFQHM467 | Long             | EC               | CORP              | US        |     39126 | NS      | $3584332.86   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| iRhythm Technologies Inc                     | iRhythm Technologies Inc                     | CUSIP: 450056106<br>LEI: 549300FJI72RJGDQS384 | Long             | EC               | CORP              | US        |     34949 | NS      | $6201350.56   | 0.84%             |  |  |  | No            |                  1 | On Loan: No      |
| Immunocore Holdings PLC                      | Immunocore Holdings PLC                      | CUSIP: 45258D105<br>LEI: 213800IUE3DFS84BVN18 | Long             | EC               | CORP              | GB        |    102016 | NS      | $3540975.36   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| Independence Realty Trust Inc                | Independence Realty Trust Inc                | CUSIP: 45378A106<br>LEI: 549300Z3L8NU44NQEB29 | Long             | EC               | CORP              | US        |    375711 | NS      | $6567428.28   | 0.89%             |  |  |  | No            |                  1 | On Loan: No      |
| Integer Holdings Corp                        | Integer Holdings Corp                        | CUSIP: 45826H109<br>LEI: 549300SUD2ED5XG6X569 | Long             | EC               | CORP              | US        |    119533 | NS      | $9374973.19   | 1.27%             |  |  |  | No            |                  1 | On Loan: No      |
| Ionis Pharmaceuticals Inc                    | Ionis Pharmaceuticals Inc                    | CUSIP: 462222100<br>LEI: 549300SI4ZGLG0BLUZ92 | Long             | EC               | CORP              | US        |    107638 | NS      | $8515242.18   | 1.15%             |  |  |  | No            |                  1 | On Loan: No      |
| Karman Holdings Inc                          | Karman Holdings Inc                          | CUSIP: 485924104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     76722 | NS      | $5613748.74   | 0.76%             |  |  |  | No            |                  1 | On Loan: No      |
| Kinaxis Inc                                  | Kinaxis Inc                                  | CUSIP: 49448Q109<br>LEI: 5299009VAZ14K7PFUQ15 | Long             | EC               | CORP              | CA        |     37029 | NS      | $4669395.88   | 0.63%             |  |  |  | No            |                  1 | On Loan: No      |
| Knife River Corp                             | Knife River Corp                             | CUSIP: 498894104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    128547 | NS      | $9043281.45   | 1.22%             |  |  |  | No            |                  1 | On Loan: No      |
| Knight-Swift Transportation Holdings Inc     | Knight-Swift Transportation Holdings Inc     | CUSIP: 499049104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     95102 | NS      | $4971932.56   | 0.67%             |  |  |  | No            |                  1 | On Loan: No      |
| Kymera Therapeutics Inc                      | Kymera Therapeutics Inc                      | CUSIP: 501575104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     66359 | NS      | $5163393.79   | 0.70%             |  |  |  | No            |                  1 | On Loan: No      |
| Legence Corp                                 | Legence Corp                                 | CUSIP: 52476L109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    159369 | NS      | $6859241.76   | 0.93%             |  |  |  | No            |                  1 | On Loan: No      |
| Legend Biotech Corp                          | Legend Biotech Corp                          | CUSIP: 52490G102<br>LEI: 254900EIUFZTW136H859 | Long             | EC               | CORP              | KY        |    125657 | NS      | $2731783.18   | 0.37%             |  |  |  | No            |                  1 | On Loan: No      |
| Ligand Pharmaceuticals Inc                   | Ligand Pharmaceuticals Inc                   | CUSIP: 53220K504<br>LEI: 5493008K7TB0IKP37H79 | Long             | EC               | CORP              | US        |     85356 | NS      | $16138258.92  | 2.18%             |  |  |  | No            |                  1 | On Loan: No      |
| Littelfuse Inc                               | Littelfuse Inc                               | CUSIP: 537008104<br>LEI: 549300MY7HLQFYTPCX75 | Long             | EC               | CORP              | US        |     38166 | NS      | $9652944.72   | 1.30%             |  |  |  | No            |                  1 | On Loan: No      |
| MFS Institutional Money Market Portfolio     | MFS Institutional Money Market Portfolio     | CUSIP: 55291X109<br>LEI: 5L2W638H85N8T1136O07 | Long             | EC               | RF                | US        |  39983026 | NS      | $39991022.18  | 5.40%             |  |  |  | No            |                  1 | On Loan: No      |
| MACOM Technology Solutions Holdings Inc      | MACOM Technology Solutions Holdings Inc      | CUSIP: 55405Y100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     61301 | NS      | $10499635.28  | 1.42%             |  |  |  | No            |                  1 | On Loan: No      |
| Masimo Corp                                  | Masimo Corp                                  | CUSIP: 574795100<br>LEI: 549300Q4A8JK0PIYCU29 | Long             | EC               | CORP              | US        |     68198 | NS      | $8869831.88   | 1.20%             |  |  |  | No            |                  1 | On Loan: No      |
| Matador Resources Co                         | Matador Resources Co                         | CUSIP: 576485205<br>LEI: 549300CI3Q2UUK5R4G79 | Long             | EC               | CORP              | US        |    124766 | NS      | $5295069.04   | 0.72%             |  |  |  | No            |                  1 | On Loan: No      |
| Miami International Holdings Inc             | Miami International Holdings Inc             | CUSIP: 59356Q108<br>LEI: 254900TREUDBWGLAP788 | Long             | EC               | CORP              | US        |     71533 | NS      | $3174634.54   | 0.43%             |  |  |  | No            |                  1 | On Loan: —       |
| Mirion Technologies Inc                      | Mirion Technologies Inc                      | CUSIP: 60471A101<br>LEI: 549300BNTOWVWFNVTJ65 | Long             | EC               | CORP              | US        |    256658 | NS      | $6010930.36   | 0.81%             |  |  |  | No            |                  1 | On Loan: No      |
| Modine Manufacturing Co                      | Modine Manufacturing Co                      | CUSIP: 607828100<br>LEI: Z35SZFYJR8GZZRSIUU09 | Long             | EC               | CORP              | US        |     54382 | NS      | $7260540.82   | 0.98%             |  |  |  | No            |                  1 | On Loan: No      |
| Netskope Inc                                 | Netskope Inc                                 | CUSIP: 64119N608<br>LEI: 254900CS525VJG6KO570 | Long             | EC               | CORP              | US        |    392104 | NS      | $6877504.16   | 0.93%             |  |  |  | No            |                  1 | On Loan: No      |
| Neurocrine Biosciences Inc                   | Neurocrine Biosciences Inc                   | CUSIP: 64125C109<br>LEI: 549300FECER0XBN49756 | Long             | EC               | CORP              | US        |     30612 | NS      | $4341699.96   | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Viper Energy Inc                             | Viper Energy Inc                             | CUSIP: 64361Q101<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    150007 | NS      | $5794770.41   | 0.78%             |  |  |  | No            |                  1 | On Loan: No      |
| nLight Inc                                   | nLight Inc                                   | CUSIP: 65487K100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    200509 | NS      | $7521092.59   | 1.02%             |  |  |  | No            |                  1 | On Loan: No      |
| Ollie's Bargain Outlet Holdings Inc          | Ollie's Bargain Outlet Holdings Inc          | CUSIP: 681116109<br>LEI: 529900YO5DSQCPEFDZ05 | Long             | EC               | CORP              | US        |     56320 | NS      | $6173235.20   | 0.83%             |  |  |  | No            |                  1 | On Loan: No      |
| Onestream Inc                                | Onestream Inc                                | CUSIP: 68278B107<br>LEI: 254900CRBCHIYDC37W82 | Long             | EC               | CORP              | US        |    276795 | NS      | $5087492.10   | 0.69%             |  |  |  | No            |                  1 | On Loan: No      |
| OPTINOSE INC                                 | OPTINOSE INC                                 | CUSIP: 68404V118<br>LEI: 549300CPBME7Z3CYMN16 | N/A              | DE               |  | US        |         2 | NS      | $0.41         | 0.00%             |  |  |  | No            |                  2 | On Loan: No      |
| PJT Partners Inc                             | PJT Partners Inc                             | CUSIP: 69343T107<br>LEI: 549300W3WBEQUBKYTN87 | Long             | EC               | CORP              | US        |     49699 | NS      | $8309672.80   | 1.12%             |  |  |  | No            |                  1 | On Loan: No      |
| Patrick Industries Inc                       | Patrick Industries Inc                       | CUSIP: 703343103<br>LEI: 549300FZ5ZTCCJ3Z5W14 | Long             | EC               | CORP              | US        |     80302 | NS      | $8707145.86   | 1.18%             |  |  |  | No            |                  1 | On Loan: No      |
| Pegasystems Inc                              | Pegasystems Inc                              | CUSIP: 705573103<br>LEI: 549300FMCOKPL06FYN26 | Long             | EC               | CORP              | US        |    163211 | NS      | $9746960.92   | 1.32%             |  |  |  | No            |                  1 | On Loan: No      |
| Permian Resources Corp                       | Permian Resources Corp                       | CUSIP: 71424F105<br>LEI: 529900NXUJPOKU7OJ511 | Long             | EC               | CORP              | US        |    263212 | NS      | $3692864.36   | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Primoris Services Corp                       | Primoris Services Corp                       | CUSIP: 74164F103<br>LEI: 549300UF3OLBJ8D5K349 | Long             | EC               | CORP              | US        |     69274 | NS      | $8599674.36   | 1.16%             |  |  |  | No            |                  1 | On Loan: No      |
| PROCEPT BioRobotics Corp                     | PROCEPT BioRobotics Corp                     | CUSIP: 74276L105<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     68506 | NS      | $2155198.76   | 0.29%             |  |  |  | No            |                  1 | On Loan: No      |
| Q2 Holdings Inc                              | Q2 Holdings Inc                              | CUSIP: 74736L109<br>LEI: 549300M9RKR9DZXWS696 | Long             | EC               | CORP              | US        |    106867 | NS      | $7711522.72   | 1.04%             |  |  |  | No            |                  1 | On Loan: No      |
| Schrodinger Inc/United States                | Schrodinger Inc/United States                | CUSIP: 80810D103<br>LEI: 984500044BAE4791E559 | Long             | EC               | CORP              | US        |    595531 | NS      | $10648094.28  | 1.44%             |  |  |  | No            |                  1 | On Loan: No      |
| GeneDx Holdings Corp                         | GeneDx Holdings Corp                         | CUSIP: 81663L200<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     42251 | NS      | $5495165.06   | 0.74%             |  |  |  | No            |                  1 | On Loan: No      |
| SentinelOne Inc                              | SentinelOne Inc                              | CUSIP: 81730H109<br>LEI: 984500DCD44DBF954221 | Long             | EC               | CORP              | US        |    388208 | NS      | $5823120.00   | 0.79%             |  |  |  | No            |                  1 | On Loan: No      |
| ServiceTitan Inc                             | ServiceTitan Inc                             | CUSIP: 81764X103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     28603 | NS      | $3046219.50   | 0.41%             |  |  |  | No            |                  1 | On Loan: No      |
| QXO Inc                                      | QXO Inc                                      | CUSIP: 82846H405<br>LEI: 549300HDXQWWCBOYXP31 | Long             | EC               | CORP              | US        |    640553 | NS      | $12356267.37  | 1.67%             |  |  |  | No            |                  1 | On Loan: No      |
| Simpson Manufacturing Co Inc                 | Simpson Manufacturing Co Inc                 | CUSIP: 829073105<br>LEI: 529900EJUNNL15LZ8056 | Long             | EC               | CORP              | US        |     37756 | NS      | $6096461.32   | 0.82%             |  |  |  | No            |                  1 | On Loan: No      |
| StandardAero Inc                             | StandardAero Inc                             | CUSIP: 85423L103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    232279 | NS      | $6661761.72   | 0.90%             |  |  |  | No            |                  1 | On Loan: No      |
| StepStone Group Inc                          | StepStone Group Inc                          | CUSIP: 85914M107<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    121847 | NS      | $7818921.99   | 1.06%             |  |  |  | No            |                  1 | On Loan: No      |
| TTM Technologies Inc                         | TTM Technologies Inc                         | CUSIP: 87305R109<br>LEI: 549300SC4BDOIS008048 | Long             | EC               | CORP              | US        |    103593 | NS      | $7147917.00   | 0.97%             |  |  |  | No            |                  1 | On Loan: No      |
| Tempus AI Inc                                | Tempus AI Inc                                | CUSIP: 88023B103<br>LEI: 2549009LA0KWRAGQBX50 | Long             | EC               | CORP              | US        |     20004 | NS      | $1181236.20   | 0.16%             |  |  |  | No            |                  1 | On Loan: No      |
| Terreno Realty Corp                          | Terreno Realty Corp                          | CUSIP: 88146M101<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    152040 | NS      | $8926268.40   | 1.21%             |  |  |  | No            |                  1 | On Loan: No      |
| TopBuild Corp                                | TopBuild Corp                                | CUSIP: 89055F103<br>LEI: 5493007YSKHOL4RWII46 | Long             | EC               | CORP              | US        |     22678 | NS      | $9461034.82   | 1.28%             |  |  |  | No            |                  1 | On Loan: No      |
| UFP Technologies Inc                         | UFP Technologies Inc                         | CUSIP: 902673102<br>LEI: 549300RJ8LY41HS70C91 | Long             | EC               | CORP              | US        |     32066 | NS      | $7119613.98   | 0.96%             |  |  |  | No            |                  1 | On Loan: No      |
| Ultragenyx Pharmaceutical Inc                | Ultragenyx Pharmaceutical Inc                | CUSIP: 90400D108<br>LEI: 529900EV44GVDN1DCX77 | Long             | EC               | CORP              | US        |     75582 | NS      | $1738386.00   | 0.23%             |  |  |  | No            |                  1 | On Loan: No      |
| US Foods Holding Corp                        | US Foods Holding Corp                        | CUSIP: 912008109<br>LEI: 549300UGOZSO64CFPR97 | Long             | EC               | CORP              | US        |     50456 | NS      | $3800345.92   | 0.51%             |  |  |  | No            |                  1 | On Loan: No      |
| Uranium Energy Corp                          | Uranium Energy Corp                          | CUSIP: 916896103<br>LEI: 549300VD69WD2USLIP04 | Long             | EC               | CORP              | US        |    425598 | NS      | $4970984.64   | 0.67%             |  |  |  | No            |                  1 | On Loan: No      |
| Vertex Inc                                   | Vertex Inc                                   | CUSIP: 92538J106<br>LEI: 549300QMYW171MP1PL50 | Long             | EC               | CORP              | US        |    364694 | NS      | $7282939.18   | 0.98%             |  |  |  | No            |                  1 | On Loan: No      |
| Visteon Corp                                 | Visteon Corp                                 | CUSIP: 92839U206<br>LEI: 549300MOVLYHRW4GGW78 | Long             | EC               | CORP              | US        |     64549 | NS      | $6138609.90   | 0.83%             |  |  |  | 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        |  13507781 | NS      | $13507781.25  | 1.82%             |  |  |  | No            |                  1 | On Loan: No      |
| Wingstop Inc                                 | Wingstop Inc                                 | CUSIP: 974155103<br>LEI: 549300SSH3F8HPIM3Q47 | Long             | EC               | CORP              | US        |     26735 | NS      | $6376030.15   | 0.86%             |  |  |  | No            |                  1 | On Loan: No      |
| WisdomTree Inc                               | WisdomTree Inc                               | CUSIP: 97717P104<br>LEI: 549300WIU8IS7UFO7871 | Long             | EC               | CORP              | US        |    614368 | NS      | $7489145.92   | 1.01%             |  |  |  | No            |                  1 | On Loan: No      |
| XPO Inc                                      | XPO Inc                                      | CUSIP: 983793100<br>LEI: 54930096DB9LCLPN7H13 | Long             | EC               | CORP              | US        |     50312 | NS      | $6837903.92   | 0.92%             |  |  |  | No            |                  1 | On Loan: No      |
| Bullish                                      | Bullish                                      | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | KY        |     47719 | NS      | $1807118.53   | 0.24%             |  |  |  | No            |                  1 | On Loan: —       |
| Genius Sports Ltd                            | Genius Sports Ltd                            | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | GG        |    994075 | NS      | $10954706.50  | 1.48%             |  |  |  | No            |                  1 | On Loan: No      |
| James Hardie Industries PLC                  | James Hardie Industries PLC                  | CUSIP: 000000000<br>LEI: 635400NSGXKTVOO7JU45 | Long             | EC               | CORP              | IE        |    366531 | NS      | $7605518.25   | 1.03%             |  |  |  | No            |                  1 | On Loan: No      |
| Kiniksa Pharmaceuticals International Plc    | Kiniksa Pharmaceuticals International Plc    | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | GB        |     93026 | NS      | $3837322.50   | 0.52%             |  |  |  | No            |                  1 | On Loan: No      |
| nVent Electric PLC                           | nVent Electric PLC                           | CUSIP: 000000000<br>LEI: 254900LK60A9DK5W5N81 | Long             | EC               | CORP              | IE        |    123403 | NS      | $12583403.91  | 1.70%             |  |  |  | No            |                  1 | On Loan: No      |
| TechnipFMC PLC                               | TechnipFMC PLC                               | CUSIP: 000000000<br>LEI: 549300D5I93QWCJTCK36 | Long             | EC               | CORP              | GB        |    155642 | NS      | $6935407.52   | 0.94%             |  |  |  | No            |                  1 | On Loan: No      |
| Sportradar Group AG                          | Sportradar Group AG                          | CUSIP: 000000000<br>LEI: 549300H1P33YOAT7Z533 | Long             | EC               | CORP              | CH        |    258339 | NS      | $6140718.03   | 0.83%             |  |  |  | No            |                  1 | On Loan: No      |
| Birkenstock Holding Plc                      | Birkenstock Holding Plc                      | CUSIP: 000000000<br>LEI: 529900CQ8LQKQ7LIT631 | Long             | EC               | CORP              | JE        |    154225 | NS      | $6307802.50   | 0.85%             |  |  |  | No            |                  1 | On Loan: No      |
| JFrog Ltd                                    | JFrog Ltd                                    | CUSIP: 000000000<br>LEI: 2549002N8E00AY49G567 | Long             | EC               | CORP              | IL        |    206825 | NS      | $12918289.50  | 1.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Oddity Tech Ltd                              | Oddity Tech Ltd                              | CUSIP: 000000000<br>LEI: 254900QH12XZS53G0V57 | Long             | EC               | CORP              | IL        |     89501 | NS      | $3596150.18   | 0.49%             |  |  |  | No            |                  1 | On Loan: No      |
| Wix.com Ltd                                  | Wix.com Ltd                                  | CUSIP: 000000000<br>LEI: 5493008P6N29Q1AG9464 | Long             | EC               | CORP              | IL        |     38090 | NS      | $3957170.10   | 0.53%             |  |  |  | No            |                  1 | On Loan: No      |
| Elastic NV                                   | Elastic NV                                   | CUSIP: 000000000<br>LEI: 2549003I48WHHH937I59 | Long             | EC               | CORP              | NL        |     42531 | NS      | $3208538.64   | 0.43%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2026-01-21

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

**Signature:** James Byrne

**Name of Signer:** James Byrne

**Title:** Assistant Treasurer