# EDGAR Filing Document

**Accession Number:** 0000918571
**File Stem:** 0001752724-23-037810
**Filing Date:** 2023-2
**Character Count:** 48151
**Document Hash:** 4112ee5087aa77bf3ac3c85ee5e72b9d
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-23-037810.hdr.sgml**: 20230224

**ACCESSION NUMBER**: 0001752724-23-037810

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20221231

**FILED AS OF DATE**: 20230224

**DATE AS OF CHANGE**: 20230224

**PERIOD START**: 20221231

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MFS VARIABLE INSURANCE TRUST
- **CENTRAL INDEX KEY:** 0000918571
- **IRS NUMBER:** 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:** 23663354

**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 Research Series (Series ID: S000002668)

| Class ID   | Class Name    | Ticker Symbol   |
|:---|:---|:---|
| C000007306 | Initial Class |  |
| C000007307 | 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 Research Series

- **b. EDGAR series identifier (if any):** S000002668

- **c. LEI of Series:** 7AZFU5SPWYPK4FGVLU76

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

- **a. Date of fiscal year-end:** 2022-12-31

- **b. Date as of which information is reported:** 2022-12-31

**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:** $699647886.26

**Total Liabilities:** $3932218.78

**Net Assets:** $695715667.48

**Cash Not Reported:** $95872.29

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000007306 | 7.44%                | 5.30%                | -4.93%               |
| Class ID C000007307 | 7.43%                | 5.26%                | -4.96%               |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $6353017.13              | $42371335.39                               |
| Month 2  | $3292671.09              | $32595628.72                               |
| Month 3  | $-236312.65              | $-36523753.42                              |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Honeywell International Inc                | Honeywell International Inc                                                 | CUSIP: 438516106<br>LEI: ISRPG12PN4EIEOEMW547 | Long             | EC               | CORP              | US        |     38617 | NS      | $8275623.10   | 1.19%             |  |  |  | No            |                  1 | On Loan: No      |
| AZEK Co Inc/The                            | AZEK Co Inc/The                                                             | CUSIP: 05478C105<br>LEI: 5493002LDDDU1RX46815 | Long             | EC               | CORP              | US        |    102918 | NS      | $2091293.76   | 0.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Salesforce Inc                             | Salesforce Inc                                                              | CUSIP: 79466L302<br>LEI: RCGZFPDMRW58VJ54VR07 | Long             | EC               | CORP              | US        |     57236 | NS      | $7588921.24   | 1.09%             |  |  |  | No            |                  1 | On Loan: No      |
| Warner Bros Discovery Inc                  | Warner Bros Discovery Inc                                                   | CUSIP: 934423104<br>LEI: 5493006ZCRFWKF6B1K26 | Long             | EC               | CORP              | US        |     78346 | NS      | $742720.08    | 0.11%             |  |  |  | No            |                  1 | On Loan: No      |
| Dollar General Corp                        | Dollar General Corp                                                         | CUSIP: 256677105<br>LEI: OPX52SQVOZI8IVSWYU66 | Long             | EC               | CORP              | US        |     17974 | NS      | $4426097.50   | 0.64%             |  |  |  | No            |                  1 | On Loan: No      |
| Accenture PLC                              | Accenture PLC                                                               | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | IE        |     42994 | NS      | $11472518.96  | 1.65%             |  |  |  | No            |                  1 | On Loan: No      |
| American Electric Power Co Inc             | American Electric Power Co Inc                                              | CUSIP: 025537101<br>LEI: 1B4S6S7G0TW5EE83BO58 | Long             | EC               | CORP              | US        |     35216 | NS      | $3343759.20   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| STORE Capital Corp                         | STORE Capital Corp                                                          | CUSIP: 862121100<br>LEI: 5493004EA6C9IHDZ7N66 | Long             | EC               | CORP              | US        |     83784 | NS      | $2686115.04   | 0.39%             |  |  |  | No            |                  1 | On Loan: No      |
| Atlassian Corp                             | Atlassian Corp                                                              | CUSIP: 049468101<br>LEI: 549300V7ZY5P02D2MY38 | Long             | EC               | CORP              | US        |     15264 | NS      | $1964171.52   | 0.28%             |  |  |  | No            |                  1 | On Loan: No      |
| Vertex Pharmaceuticals Inc                 | Vertex Pharmaceuticals Inc                                                  | CUSIP: 92532F100<br>LEI: 54930015RAQRRZ5ZGJ91 | Long             | EC               | CORP              | US        |     27678 | NS      | $7992852.84   | 1.15%             |  |  |  | No            |                  1 | On Loan: No      |
| Mondelez International Inc                 | Mondelez International Inc                                                  | CUSIP: 609207105<br>LEI: 549300DV9GIB88LZ5P30 | Long             | EC               | CORP              | US        |     80993 | NS      | $5398183.45   | 0.78%             |  |  |  | No            |                  1 | On Loan: No      |
| Jones Lang LaSalle Inc                     | Jones Lang LaSalle Inc                                                      | CUSIP: 48020Q107<br>LEI: 6SYKCME112RT8TQUO411 | Long             | EC               | CORP              | US        |      8362 | NS      | $1332651.94   | 0.19%             |  |  |  | No            |                  1 | On Loan: No      |
| Johnson & Johnson                          | Johnson & Johnson                                                           | CUSIP: 478160104<br>LEI: 549300G0CFPGEF6X2043 | Long             | EC               | CORP              | US        |     40223 | NS      | $7105392.95   | 1.02%             |  |  |  | No            |                  1 | On Loan: No      |
| Hess Corp                                  | Hess Corp                                                                   | CUSIP: 42809H107<br>LEI: UASVRYNXNK17ULIGK870 | Long             | EC               | CORP              | US        |     52324 | NS      | $7420589.68   | 1.07%             |  |  |  | No            |                  1 | On Loan: No      |
| Philip Morris International Inc            | Philip Morris International Inc                                             | CUSIP: 718172109<br>LEI: HL3H1H2BGXWVG3BSWR90 | Long             | EC               | CORP              | US        |     51484 | NS      | $5210695.64   | 0.75%             |  |  |  | No            |                  1 | On Loan: No      |
| Valero Energy Corp                         | Valero Energy Corp                                                          | CUSIP: 91913Y100<br>LEI: 549300XTO5VR8SKV1V74 | Long             | EC               | CORP              | US        |     31463 | NS      | $3991396.18   | 0.57%             |  |  |  | No            |                  1 | On Loan: No      |
| Wells Fargo & Co                           | Wells Fargo & Co                                                            | CUSIP: 949746101<br>LEI: PBLD0EJDB5FWOLXP3B76 | Long             | EC               | CORP              | US        |    129075 | NS      | $5329506.75   | 0.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Northern Trust Corp                        | Northern Trust Corp                                                         | CUSIP: 665859104<br>LEI: 549300GLF98S992BC502 | Long             | EC               | CORP              | US        |     43843 | NS      | $3879667.07   | 0.56%             |  |  |  | No            |                  1 | On Loan: No      |
| NextEra Energy Inc                         | NextEra Energy Inc                                                          | CUSIP: 65339F101<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     71811 | NS      | $6003399.60   | 0.86%             |  |  |  | No            |                  1 | On Loan: No      |
| Air Products and Chemicals Inc             | Air Products and Chemicals Inc                                              | CUSIP: 009158106<br>LEI: 7QEON6Y1RL5XR3R1W237 | Long             | EC               | CORP              | US        |     16708 | NS      | $5150408.08   | 0.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Constellation Software Inc/Canada          | Constellation Software Inc/Canada                                           | CUSIP: 21037X100<br>LEI: 549300B6PYHMCTDWQV29 | Long             | EC               | CORP              | CA        |      3435 | NS      | $5362963.52   | 0.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Masco Corp                                 | Masco Corp                                                                  | CUSIP: 574599106<br>LEI: 5GCSNMQXHEYA1JO8QN11 | Long             | EC               | CORP              | US        |     76958 | NS      | $3591629.86   | 0.52%             |  |  |  | No            |                  1 | On Loan: No      |
| NIKE Inc                                   | NIKE Inc                                                                    | CUSIP: 654106103<br>LEI: 787RXPR0UX0O0XUXPZ81 | Long             | EC               | CORP              | US        |     60107 | NS      | $7033120.07   | 1.01%             |  |  |  | No            |                  1 | On Loan: No      |
| State Street Global Advisors               | State Street Navigator Securities Lending Government Money Market Portfolio | CUSIP: 857492706<br>LEI: 5493008BJIBKQ5KTIF74 | Long             | STIV             | RF                | US        |    232852 | NS      | $232852.00    | 0.03%             |  |  |  | No            |                  1 | On Loan: No      |
| Chubb Ltd                                  | Chubb Ltd                                                                   | CUSIP: 000000000<br>LEI: E0JAN6VLUDI1HITHT809 | Long             | EC               | CORP              | CH        |     39398 | NS      | $8691198.80   | 1.25%             |  |  |  | No            |                  1 | On Loan: No      |
| PNC Financial Services Group Inc/The       | PNC Financial Services Group Inc/The                                        | CUSIP: 693475105<br>LEI: CFGNEKW0P8842LEUIA51 | Long             | EC               | CORP              | US        |     34275 | NS      | $5413393.50   | 0.78%             |  |  |  | No            |                  1 | On Loan: No      |
| General Dynamics Corp                      | General Dynamics Corp                                                       | CUSIP: 369550108<br>LEI: 9C1X8XOOTYY2FNYTVH06 | Long             | EC               | CORP              | US        |     20476 | NS      | $5080300.36   | 0.73%             |  |  |  | No            |                  1 | On Loan: No      |
| Black Knight Inc                           | Black Knight Inc                                                            | CUSIP: 09215C105<br>LEI: 549300TUSNXS3BFFML48 | Long             | EC               | CORP              | US        |     74432 | NS      | $4596176.00   | 0.66%             |  |  |  | No            |                  1 | On Loan: No      |
| Marriott International Inc/MD              | Marriott International Inc/MD                                               | CUSIP: 571903202<br>LEI: 225YDZ14ZO8E1TXUSU86 | Long             | EC               | CORP              | US        |     19441 | NS      | $2894570.49   | 0.42%             |  |  |  | No            |                  1 | On Loan: No      |
| Moody's Corp                               | Moody's Corp                                                                | CUSIP: 615369105<br>LEI: 549300GCEDD8YCF5WU84 | Long             | EC               | CORP              | US        |     11998 | NS      | $3342882.76   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| Hostess Brands Inc                         | Hostess Brands Inc                                                          | CUSIP: 44109J106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     74974 | NS      | $1682416.56   | 0.24%             |  |  |  | No            |                  1 | On Loan: No      |
| Axalta Coating Systems Ltd                 | Axalta Coating Systems Ltd                                                  | CUSIP: 000000000<br>LEI: 529900AGLPA40GV6H619 | Long             | EC               | CORP              | BM        |     84105 | NS      | $2142154.35   | 0.31%             |  |  |  | No            |                  1 | On Loan: No      |
| Medtronic PLC                              | Medtronic PLC                                                               | CUSIP: 000000000<br>LEI: 549300GX3ZBSQWUXY261 | Long             | EC               | CORP              | IE        |     80063 | NS      | $6222496.36   | 0.89%             |  |  |  | No            |                  1 | On Loan: No      |
| PepsiCo Inc                                | PepsiCo Inc                                                                 | CUSIP: 713448108<br>LEI: FJSUNZKFNQ5YPJ5OT455 | Long             | EC               | CORP              | US        |     48367 | NS      | $8737982.22   | 1.26%             |  |  |  | No            |                  1 | On Loan: No      |
| CME Group Inc                              | CME Group Inc                                                               | CUSIP: 12572Q105<br>LEI: LCZ7XYGSLJUHFXXNXD88 | Long             | EC               | CORP              | US        |     28426 | NS      | $4780116.16   | 0.69%             |  |  |  | No            |                  1 | On Loan: No      |
| Vulcan Materials Co                        | Vulcan Materials Co                                                         | CUSIP: 929160109<br>LEI: 549300Q8LSNHAVWBNI21 | Long             | EC               | CORP              | US        |     26790 | NS      | $4691196.90   | 0.67%             |  |  |  | No            |                  1 | On Loan: No      |
| Alphabet Inc                               | Alphabet Inc                                                                | CUSIP: 02079K305<br>LEI: 5493006MHB84DD0ZWV18 | Long             | EC               | CORP              | US        |    290135 | NS      | $25598611.05  | 3.68%             |  |  |  | No            |                  1 | On Loan: No      |
| Visa Inc                                   | Visa Inc                                                                    | CUSIP: 92826C839<br>LEI: 549300JZ4OKEHW3DPJ59 | Long             | EC               | CORP              | US        |     89017 | NS      | $18494171.92  | 2.66%             |  |  |  | No            |                  1 | On Loan: No      |
| Zoetis Inc                                 | Zoetis Inc                                                                  | CUSIP: 98978V103<br>LEI: 549300HD9Q1LOC9KLJ48 | Long             | EC               | CORP              | US        |     32612 | NS      | $4779288.60   | 0.69%             |  |  |  | No            |                  1 | On Loan: No      |
| Boston Scientific Corp                     | Boston Scientific Corp                                                      | CUSIP: 101137107<br>LEI: Y6ZDD9FP4P8JSSJMW954 | Long             | EC               | CORP              | US        |    172477 | NS      | $7980510.79   | 1.15%             |  |  |  | No            |                  1 | On Loan: No      |
| NXP Semiconductors NV                      | NXP Semiconductors NV                                                       | CUSIP: 000000000<br>LEI: 724500M9BY5293JDF951 | Long             | EC               | CORP              | NL        |     47006 | NS      | $7428358.18   | 1.07%             |  |  |  | No            |                  1 | On Loan: No      |
| Leidos Holdings Inc                        | Leidos Holdings Inc                                                         | CUSIP: 525327102<br>LEI: 549300IUTGTP6EJP8124 | Long             | EC               | CORP              | US        |     16193 | NS      | $1703341.67   | 0.24%             |  |  |  | No            |                  1 | On Loan: No      |
| Fiserv Inc                                 | Fiserv Inc                                                                  | CUSIP: 337738108<br>LEI: GI7UBEJLXYLGR2C7GV83 | Long             | EC               | CORP              | US        |     33978 | NS      | $3434156.46   | 0.49%             |  |  |  | No            |                  1 | On Loan: No      |
| Generac Holdings Inc                       | Generac Holdings Inc                                                        | CUSIP: 368736104<br>LEI: 529900S2H2AHJHSFFI84 | Long             | EC               | CORP              | US        |      4738 | NS      | $476927.08    | 0.07%             |  |  |  | No            |                  1 | On Loan: No      |
| Microsoft Corp                             | Microsoft Corp                                                              | CUSIP: 594918104<br>LEI: INR2EJN1ERAN0W5ZP974 | Long             | EC               | CORP              | US        |    200044 | NS      | $47974552.08  | 6.90%             |  |  |  | No            |                  1 | On Loan: No      |
| Becton Dickinson and Co                    | Becton Dickinson and Co                                                     | CUSIP: 075887109<br>LEI: ICE2EP6D98PQUILVRZ91 | Long             | EC               | CORP              | US        |     21250 | NS      | $5403875.00   | 0.78%             |  |  |  | No            |                  1 | On Loan: No      |
| Vertiv Holdings Co                         | Vertiv Holdings Co                                                          | CUSIP: 92537N108<br>LEI: 549300KTTIRAOGXCRV69 | Long             | EC               | CORP              | US        |    100673 | NS      | $1375193.18   | 0.20%             |  |  |  | No            |                  1 | On Loan: No      |
| Dollar Tree Inc                            | Dollar Tree Inc                                                             | CUSIP: 256746108<br>LEI: 549300PMSTQITB1WHR43 | Long             | EC               | CORP              | US        |     23424 | NS      | $3313090.56   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| Regal Rexnord Corp                         | Regal Rexnord Corp                                                          | CUSIP: 758750103<br>LEI: QH78R09VCJGQKPBPYU33 | Long             | EC               | CORP              | US        |     21503 | NS      | $2579929.94   | 0.37%             |  |  |  | No            |                  1 | On Loan: No      |
| Applied Materials Inc                      | Applied Materials Inc                                                       | CUSIP: 038222105<br>LEI: 41BNNE1AFPNAZELZ6K07 | Long             | EC               | CORP              | US        |     64512 | NS      | $6282178.56   | 0.90%             |  |  |  | No            |                  1 | On Loan: No      |
| Constellation Brands Inc                   | Constellation Brands Inc                                                    | CUSIP: 21036P108<br>LEI: 5493005GKEG8QCVY7037 | Long             | EC               | CORP              | US        |     18018 | NS      | $4175671.50   | 0.60%             |  |  |  | No            |                  1 | On Loan: No      |
| Willis Towers Watson PLC                   | Willis Towers Watson PLC                                                    | CUSIP: 000000000<br>LEI: 549300WHC56FF48KL350 | Long             | EC               | CORP              | IE        |     18591 | NS      | $4546986.78   | 0.65%             |  |  |  | No            |                  1 | On Loan: No      |
| Johnson Controls International plc         | Johnson Controls International plc                                          | CUSIP: 000000000<br>LEI: 549300XQ6S1GYKGBL205 | Long             | EC               | CORP              | IE        |    109434 | NS      | $7003776.00   | 1.01%             |  |  |  | No            |                  1 | On Loan: No      |
| Wendy's Co/The                             | Wendy's Co/The                                                              | CUSIP: 95058W100<br>LEI: 529900M0JIUCMWVKHG76 | Long             | EC               | CORP              | US        |    156056 | NS      | $3531547.28   | 0.51%             |  |  |  | No            |                  1 | On Loan: No      |
| Adobe Inc                                  | Adobe Inc                                                                   | CUSIP: 00724F101<br>LEI: FU4LY2G4933NH2E1CP29 | Long             | EC               | CORP              | US        |     18193 | NS      | $6122490.29   | 0.88%             |  |  |  | No            |                  1 | On Loan: No      |
| Alphabet Inc                               | Alphabet Inc                                                                | CUSIP: 02079K107<br>LEI: 5493006MHB84DD0ZWV18 | Long             | EC               | CORP              | US        |     53612 | NS      | $4756992.76   | 0.68%             |  |  |  | No            |                  1 | On Loan: No      |
| Cigna Corp                                 | Cigna Corp                                                                  | CUSIP: 125523100<br>LEI: 549300VIWYMSIGT1U456 | Long             | EC               | CORP              | US        |     33583 | NS      | $11127391.22  | 1.60%             |  |  |  | No            |                  1 | On Loan: No      |
| DuPont de Nemours Inc                      | DuPont de Nemours Inc                                                       | CUSIP: 26614N102<br>LEI: 5493004JF0SDFLM8GD76 | Long             | EC               | CORP              | US        |     90513 | NS      | $6211907.19   | 0.89%             |  |  |  | No            |                  1 | On Loan: No      |
| Illumina Inc                               | Illumina Inc                                                                | CUSIP: 452327109<br>LEI: SQ95QG8SR5Q56LSNF682 | Long             | EC               | CORP              | US        |      8480 | NS      | $1714656.00   | 0.25%             |  |  |  | No            |                  1 | On Loan: No      |
| Target Corp                                | Target Corp                                                                 | CUSIP: 87612E106<br>LEI: 8WDDFXB5T1Z6J0XC1L66 | Long             | EC               | CORP              | US        |     30191 | NS      | $4499666.64   | 0.65%             |  |  |  | No            |                  1 | On Loan: No      |
| Gartner Inc                                | Gartner Inc                                                                 | CUSIP: 366651107<br>LEI: PP55B5R38BFB8O8HH686 | Long             | EC               | CORP              | US        |      8153 | NS      | $2740549.42   | 0.39%             |  |  |  | No            |                  1 | On Loan: No      |
| Nice Ltd                                   | Nice Ltd                                                                    | CUSIP: 653656108<br>LEI: 254900YTY4EF5Z4W0A51 | Long             | EC               | CORP              | IL        |     15786 | NS      | $3035647.80   | 0.44%             |  |  |  | No            |                  1 | On Loan: No      |
| PACCAR Inc                                 | PACCAR Inc                                                                  | CUSIP: 693718108<br>LEI: KDTEY8BWE486IKZ3CC07 | Long             | EC               | CORP              | US        |     37493 | NS      | $3710682.21   | 0.53%             |  |  |  | No            |                  1 | On Loan: No      |
| Marvell Technology Inc                     | Marvell Technology Inc                                                      | CUSIP: 573874104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     43793 | NS      | $1622092.72   | 0.23%             |  |  |  | No            |                  1 | On Loan: No      |
| Crown Castle Inc                           | Crown Castle Inc                                                            | CUSIP: 22822V101<br>LEI: 54930012H97VSM0I2R19 | Short            | EC               | CORP              | US        |    -23778 | NS      | $-3225247.92  | -0.46%            |  |  |  | No            |                  1 | On Loan: No      |
| Cadence Design Systems Inc                 | Cadence Design Systems Inc                                                  | CUSIP: 127387108<br>LEI: GCT7RXJOGLXPV0NXZY22 | Long             | EC               | CORP              | US        |     36625 | NS      | $5883440.00   | 0.85%             |  |  |  | No            |                  1 | On Loan: No      |
| Oatly Group AB                             | Oatly Group AB                                                              | CUSIP: 67421J108<br>LEI: 894500CEIOQNBAH10Z10 | Long             | EC               | CORP              | SE        |    248053 | NS      | $431612.22    | 0.06%             |  |  |  | No            |                  1 | On Loan: —       |
| ICON PLC                                   | ICON PLC                                                                    | CUSIP: 000000000<br>LEI: 6354008SRQGEMC4XFI67 | Long             | EC               | CORP              | IE        |     22242 | NS      | $4320508.50   | 0.62%             |  |  |  | No            |                  1 | On Loan: No      |
| Home Depot Inc/The                         | Home Depot Inc/The                                                          | CUSIP: 437076102<br>LEI: QEKMOTMBBKA8I816DO57 | Long             | EC               | CORP              | US        |     32515 | NS      | $10270187.90  | 1.48%             |  |  |  | No            |                  1 | On Loan: No      |
| Alliant Energy Corp                        | Alliant Energy Corp                                                         | CUSIP: 018802108<br>LEI: 5493009ML300G373MZ12 | Long             | EC               | CORP              | US        |     77613 | NS      | $4285013.73   | 0.62%             |  |  |  | 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        |     37467 | NS      | $2364167.70   | 0.34%             |  |  |  | No            |                  1 | On Loan: No      |
| Thoughtworks Holding Inc                   | Thoughtworks Holding Inc                                                    | CUSIP: 88546E105<br>LEI: 984500E705D15F2DF680 | Long             | EC               | CORP              | US        |    105342 | NS      | $1073434.98   | 0.15%             |  |  |  | No            |                  1 | On Loan: No      |
| Canadian Pacific Railway Ltd               | Canadian Pacific Railway Ltd                                                | CUSIP: 13645T100<br>LEI: N/A                  | Long             | EC               | CORP              | CA        |     85291 | NS      | $6361855.69   | 0.91%             |  |  |  | No            |                  1 | On Loan: No      |
| PG&E Corp                                  | PG&E Corp                                                                   | CUSIP: 69331C108<br>LEI: 8YQ2GSDWYZXO2EDN3511 | Long             | EC               | CORP              | US        |    301558 | NS      | $4903333.08   | 0.70%             |  |  |  | No            |                  1 | On Loan: No      |
| SBA Communications Corp                    | SBA Communications Corp                                                     | CUSIP: 78410G104<br>LEI: 5299001HX8ZN8Y8QIT49 | Long             | EC               | CORP              | US        |     32440 | NS      | $9093256.40   | 1.31%             |  |  |  | No            |                  1 | On Loan: No      |
| CSX Corp                                   | CSX Corp                                                                    | CUSIP: 126408103<br>LEI: 549300JVQR4N1MMP3Q88 | Long             | EC               | CORP              | US        |    112044 | NS      | $3471123.12   | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| MFS Institutional Money Market Portfolio   | MFS Institutional Money Market Portfolio                                    | CUSIP: 55291X109<br>LEI: 5L2W638H85N8T1136O07 | Long             | STIV             | RF                | US        |   7741804 | NS      | $7744126.42   | 1.11%             |  |  |  | No            |                  1 | On Loan: No      |
| Envista Holdings Corp                      | Envista Holdings Corp                                                       | CUSIP: 29415F104<br>LEI: 549300BX623VURJZ5269 | Long             | EC               | CORP              | US        |     85965 | NS      | $2894441.55   | 0.42%             |  |  |  | No            |                  1 | On Loan: No      |
| Cable One Inc                              | Cable One Inc                                                               | CUSIP: 12685J105<br>LEI: 549300648QS85T0XSH18 | Long             | EC               | CORP              | US        |      4959 | NS      | $3530113.74   | 0.51%             |  |  |  | No            |                  1 | On Loan: No      |
| Fidelity National Information Services Inc | Fidelity National Information Services Inc                                  | CUSIP: 31620M106<br>LEI: 6WQI0GK1PRFVBA061U48 | Long             | EC               | CORP              | US        |     83280 | NS      | $5650548.00   | 0.81%             |  |  |  | No            |                  1 | On Loan: No      |
| Sherwin-Williams Co/The                    | Sherwin-Williams Co/The                                                     | CUSIP: 824348106<br>LEI: Z15BMIOX8DDH0X2OBP21 | Long             | EC               | CORP              | US        |     19824 | NS      | $4704829.92   | 0.68%             |  |  |  | No            |                  1 | On Loan: No      |
| Charles Schwab Corp/The                    | Charles Schwab Corp/The                                                     | CUSIP: 808513105<br>LEI: 549300VSGCJ7E698NM85 | Long             | EC               | CORP              | US        |    128840 | NS      | $10727218.40  | 1.54%             |  |  |  | No            |                  1 | On Loan: No      |
| Duke Energy Corp                           | Duke Energy Corp                                                            | CUSIP: 26441C204<br>LEI: I1BZKREC126H0VB1BL91 | Long             | EC               | CORP              | US        |     56059 | NS      | $5773516.41   | 0.83%             |  |  |  | No            |                  1 | On Loan: No      |
| Pfizer Inc                                 | Pfizer Inc                                                                  | CUSIP: 717081103<br>LEI: 765LHXWGK1KXCLTFYQ30 | Long             | EC               | CORP              | US        |    126854 | NS      | $6499998.96   | 0.93%             |  |  |  | No            |                  1 | On Loan: No      |
| Ross Stores Inc                            | Ross Stores Inc                                                             | CUSIP: 778296103<br>LEI: 549300ENZFLPGRDFZQ60 | Long             | EC               | CORP              | US        |     44276 | NS      | $5139115.32   | 0.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Raytheon Technologies Corp                 | Raytheon Technologies Corp                                                  | CUSIP: 75513E101<br>LEI: I07WOS4YJ0N7YRFE7309 | Long             | EC               | CORP              | US        |     70455 | NS      | $7110318.60   | 1.02%             |  |  |  | No            |                  1 | On Loan: No      |
| Aon PLC                                    | Aon PLC                                                                     | CUSIP: 000000000<br>LEI: 635400FALWQYX5E6QC64 | Long             | EC               | CORP              | IE        |     26711 | NS      | $8017039.54   | 1.15%             |  |  |  | No            |                  1 | On Loan: No      |
| Elastic NV                                 | Elastic NV                                                                  | CUSIP: 000000000<br>LEI: 2549003I48WHHH937I59 | Long             | EC               | CORP              | NL        |     27619 | NS      | $1422378.50   | 0.20%             |  |  |  | No            |                  1 | On Loan: No      |
| TE Connectivity Ltd                        | TE Connectivity Ltd                                                         | CUSIP: 000000000<br>LEI: 894500ZRIX9K13RHXR17 | Long             | EC               | CORP              | CH        |     32010 | NS      | $3674748.00   | 0.53%             |  |  |  | No            |                  1 | On Loan: No      |
| Palo Alto Networks Inc                     | Palo Alto Networks Inc                                                      | CUSIP: 697435105<br>LEI: 549300QXR2YVZV231H43 | Long             | EC               | CORP              | US        |     12316 | NS      | $1718574.64   | 0.25%             |  |  |  | No            |                  1 | On Loan: No      |
| Starbucks Corp                             | Starbucks Corp                                                              | CUSIP: 855244109<br>LEI: OQSJ1DU9TAOC51A47K68 | Long             | EC               | CORP              | US        |     59318 | NS      | $5884345.60   | 0.85%             |  |  |  | No            |                  1 | On Loan: No      |
| International Flavors & Fragrances Inc     | International Flavors & Fragrances Inc                                      | CUSIP: 459506101<br>LEI: BZLRL03D3GPGMOGFO832 | Long             | EC               | CORP              | US        |     17969 | NS      | $1883869.96   | 0.27%             |  |  |  | No            |                  1 | On Loan: No      |
| Morgan Stanley                             | Morgan Stanley                                                              | CUSIP: 617446448<br>LEI: IGJSJL3JD5P30I6NJZ34 | Long             | EC               | CORP              | US        |     91967 | NS      | $7819034.34   | 1.12%             |  |  |  | No            |                  1 | On Loan: No      |
| Pioneer Natural Resources Co               | Pioneer Natural Resources Co                                                | CUSIP: 723787107<br>LEI: FY8JBF7CCL2VE4F1B628 | Long             | EC               | CORP              | US        |     17909 | NS      | $4090236.51   | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Ingersoll Rand Inc                         | Ingersoll Rand Inc                                                          | CUSIP: 45687V106<br>LEI: 5299004C02FMZCUOIR50 | Long             | EC               | CORP              | US        |     45524 | NS      | $2378629.00   | 0.34%             |  |  |  | No            |                  1 | On Loan: No      |
| Lam Research Corp                          | Lam Research Corp                                                           | CUSIP: 512807108<br>LEI: 549300I4GMO6D34U1T02 | Long             | EC               | CORP              | US        |      9719 | NS      | $4084895.70   | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Five Below Inc                             | Five Below Inc                                                              | CUSIP: 33829M101<br>LEI: 529900AAXP5Z6BGI7418 | Long             | EC               | CORP              | US        |     18362 | NS      | $3247686.94   | 0.47%             |  |  |  | No            |                  1 | On Loan: No      |
| Northrop Grumman Corp                      | Northrop Grumman Corp                                                       | CUSIP: 666807102<br>LEI: RIMU48P07456QXSO0R61 | Long             | EC               | CORP              | US        |      8365 | NS      | $4564027.65   | 0.66%             |  |  |  | No            |                  1 | On Loan: No      |
| Diamondback Energy Inc                     | Diamondback Energy Inc                                                      | CUSIP: 25278X109<br>LEI: 549300R22LSX6OHWEN64 | Long             | EC               | CORP              | US        |     31161 | NS      | $4262201.58   | 0.61%             |  |  |  | No            |                  1 | On Loan: No      |
| Electronic Arts Inc                        | Electronic Arts Inc                                                         | CUSIP: 285512109<br>LEI: 549300O7A67PUEYKDL45 | Long             | EC               | CORP              | US        |     43516 | NS      | $5316784.88   | 0.76%             |  |  |  | No            |                  1 | On Loan: No      |
| McKesson Corp                              | McKesson Corp                                                               | CUSIP: 58155Q103<br>LEI: 549300WZWOM80UCFSF54 | Long             | EC               | CORP              | US        |     14405 | NS      | $5403603.60   | 0.78%             |  |  |  | No            |                  1 | On Loan: No      |
| Humana Inc                                 | Humana Inc                                                                  | CUSIP: 444859102<br>LEI: 529900YLDW34GJAO4J06 | Long             | EC               | CORP              | US        |      8028 | NS      | $4111861.32   | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Apple Inc                                  | Apple Inc                                                                   | CUSIP: 037833100<br>LEI: HWUPKR0MPOU8FGXBT394 | Long             | EC               | CORP              | US        |    160313 | NS      | $20829468.09  | 2.99%             |  |  |  | No            |                  1 | On Loan: No      |
| Danaher Corp                               | Danaher Corp                                                                | CUSIP: 235851102<br>LEI: S4BKK9OTCEWQ3YHPFM11 | Long             | EC               | CORP              | US        |     38177 | NS      | $10132939.34  | 1.46%             |  |  |  | No            |                  1 | On Loan: No      |
| Howmet Aerospace Inc                       | Howmet Aerospace Inc                                                        | CUSIP: 443201108<br>LEI: 549300HO5WFZUT5N2T22 | Long             | EC               | CORP              | US        |    117212 | NS      | $4619324.92   | 0.66%             |  |  |  | No            |                  1 | On Loan: No      |
| Equifax Inc                                | Equifax Inc                                                                 | CUSIP: 294429105<br>LEI: 5493004MCF8JDC86VS77 | Long             | EC               | CORP              | US        |     15048 | NS      | $2924729.28   | 0.42%             |  |  |  | No            |                  1 | On Loan: No      |
| T-Mobile US Inc                            | T-Mobile US Inc                                                             | CUSIP: 872590104<br>LEI: 549300QHIJYOHPACPG31 | Long             | EC               | CORP              | US        |     22478 | NS      | $3146920.00   | 0.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Kimberly-Clark Corp                        | Kimberly-Clark Corp                                                         | CUSIP: 494368103<br>LEI: MP3J6QPYPGN75NVW2S34 | Long             | EC               | CORP              | US        |     30771 | NS      | $4177163.25   | 0.60%             |  |  |  | No            |                  1 | On Loan: No      |
| Charter Communications Inc                 | Charter Communications Inc                                                  | CUSIP: 16119P108<br>LEI: 0J0XRGZE3PBRFEZ7MV65 | Long             | EC               | CORP              | US        |     10360 | NS      | $3513076.00   | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Extra Space Storage Inc                    | Extra Space Storage Inc                                                     | CUSIP: 30225T102<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     16708 | NS      | $2459083.44   | 0.35%             |  |  |  | No            |                  1 | On Loan: No      |
| Aptiv PLC                                  | Aptiv PLC                                                                   | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | JE        |     26290 | NS      | $2448387.70   | 0.35%             |  |  |  | No            |                  1 | On Loan: No      |
| Merck & Co Inc                             | Merck & Co Inc                                                              | CUSIP: 58933Y105<br>LEI: 4YV9Y5M8S0BRK1RP0397 | Long             | EC               | CORP              | US        |     87044 | NS      | $9657531.80   | 1.39%             |  |  |  | No            |                  1 | On Loan: No      |
| Equinix Inc                                | Equinix Inc                                                                 | CUSIP: 29444U700<br>LEI: 549300EVUN2BTLJ3GT74 | Long             | EC               | CORP              | US        |      7286 | NS      | $4772548.58   | 0.69%             |  |  |  | No            |                  1 | On Loan: No      |
| Colgate-Palmolive Co                       | Colgate-Palmolive Co                                                        | CUSIP: 194162103<br>LEI: YMEGZFW4SBUSS5BQXF88 | Long             | EC               | CORP              | US        |     68984 | NS      | $5435249.36   | 0.78%             |  |  |  | No            |                  1 | On Loan: No      |
| STERIS PLC                                 | STERIS PLC                                                                  | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | IE        |     22210 | NS      | $4101964.90   | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Eli Lilly & Co                             | Eli Lilly & Co                                                              | CUSIP: 532457108<br>LEI: FRDRIPF3EKNDJ2CQJL29 | Long             | EC               | CORP              | US        |     26969 | NS      | $9866338.96   | 1.42%             |  |  |  | No            |                  1 | On Loan: No      |
| JPMorgan Chase & Co                        | JPMorgan Chase & Co                                                         | CUSIP: 46625H100<br>LEI: 8I5DZWZKVSZI1NUHU748 | Long             | EC               | CORP              | US        |    101723 | NS      | $13641054.30  | 1.96%             |  |  |  | No            |                  1 | On Loan: No      |
| Amazon.com Inc                             | Amazon.com Inc                                                              | CUSIP: 023135106<br>LEI: ZXTILKJKG63JELOEG630 | Long             | EC               | CORP              | US        |    233962 | NS      | $19652808.00  | 2.82%             |  |  |  | No            |                  1 | On Loan: No      |
| Westinghouse Air Brake Technologies Corp   | Westinghouse Air Brake Technologies Corp                                    | CUSIP: 929740108<br>LEI: 06BTX5UWZD0GQ5N5Y745 | Long             | EC               | CORP              | US        |     45369 | NS      | $4528279.89   | 0.65%             |  |  |  | No            |                  1 | On Loan: No      |
| Maravai LifeSciences Holdings Inc          | Maravai LifeSciences Holdings Inc                                           | CUSIP: 56600D107<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    111572 | NS      | $1596595.32   | 0.23%             |  |  |  | No            |                  1 | On Loan: No      |
| ConocoPhillips                             | ConocoPhillips                                                              | CUSIP: 20825C104<br>LEI: WPTL2Z3FIYTHSP5V2253 | Long             | EC               | CORP              | US        |    113639 | NS      | $13409402.00  | 1.93%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2023-01-17

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

**Signature:** Kasey Phillips

**Name of Signer:** Kasey Phillips

**Title:** Assistant Treasurer