# EDGAR Filing Document

**Accession Number:** 0000031266
**File Stem:** 0001410368-26-016854
**Filing Date:** 2026-2
**Character Count:** 5329
**Document Hash:** a9433684381dd46fb385f5e910c09399
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001410368-26-016854.hdr.sgml**: 20260224

**ACCESSION NUMBER**: 0001410368-26-016854

**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:** Eaton Vance Special Investment Trust
- **CENTRAL INDEX KEY:** 0000031266

**ORGANIZATION NAME:**
- **EIN:** 046039283

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-01545
- **FILM NUMBER:** 26668719

**BUSINESS ADDRESS:**
- **STREET 1:** ONE POST OFFICE SQUARE
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02109
- **BUSINESS PHONE:** 6174828260

**MAIL ADDRESS:**
- **STREET 1:** ONE POST OFFICE SQUARE
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02109

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** EATON VANCE SPECIAL INVESTMENT TRUST
- **DATE OF NAME CHANGE:** 19930301

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** EATON VANCE SPECIAL EQUITIES FUND
- **DATE OF NAME CHANGE:** 19920703

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** EATON VANCE SPECIAL EQUITIES FUND INC
- **DATE OF NAME CHANGE:** 19890619

## Series and Classes Contracts Data

### Eaton Vance Balanced Fund (Series ID: S000005213)

| Class ID   | Class Name                         | Ticker Symbol   |
|:---|:---|:---|
| C000014207 | Eaton Vance Balanced Fund Class A  | EVIFX           |
| C000014209 | Eaton Vance Balanced Fund Class C  | ECIFX           |
| C000120937 | Eaton Vance Balanced Fund Class I  | EIIFX           |
| C000171358 | Eaton Vance Balanced Fund Class R  | ERIFX           |
| C000171359 | Eaton Vance Balanced Fund Class R6 | ESIFX           |

## Form NPORT-P: Monthly Portfolio Investments Report

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

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

- **a. Name of Registrant:** Eaton Vance Special Investment Trust

- **b. Investment Company Act file number:** 811-01545

- **c. CIK number of Registrant:** 0000031266

- **d. LEI of Registrant:** 5493003X08Y3GH1CDY86

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

  - **Street Address 1:** One Post Office Square

  - **City:** BOSTON

  - **State:** MA

  - **Foreign country:** US

  - **Zip / Postal Code:** 02109

  - **Telephone number:** 617-482-8260

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

- **a. Name of Series:** Eaton Vance Balanced Fund

- **b. EDGAR series identifier (if any):** S000005213

- **c. LEI of Series:** 549300K1U0QNE2I90T15

**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:** $1082644616.61

**Total Liabilities:** $472417.03

**Net Assets:** $1082172199.58

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000014207 | 1.18%                | 1.01%                | -0.59%               |
| Class ID C000014209 | 1.09%                | 1.00%                | -0.62%               |
| Class ID C000120937 | 1.17%                | 1.01%                | -0.53%               |
| Class ID C000171358 | 1.10%                | 1.01%                | -0.58%               |
| Class ID C000171359 | 1.17%                | 1.08%                | -0.59%               |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $0.00                    | $0.00                                      |
| Month 2  | $0.00                    | $0.00                                      |
| Month 3  | $0.00                    | $0.00                                      |

**Designated Index Information**

- **Index Name:** 60% S&P 500 / 40% Bloomberg US Agg Bond

- **Index Identifier:** SN50LEUSD

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| Eaton Vance Corp. | Core Bond Portfolio | CUSIP: 000000000<br>LEI: 4JJ8ORNW1AFZPSV8GJ79 | Long             | EC               | RF                | US        |         1 | NS      | $389302469.53 | 35.97%            |  |  |  | No            | N/A                | On Loan: No      |
| Eaton Vance Corp. | Stock Portfolio     | CUSIP: 000000000<br>LEI: 4JJ8ORNW1AFZPSV8GJ79 | Long             | EC               | RF                | US        |         1 | NS      | $693342147.08 | 64.07%            |  |  |  | No            | N/A                | On Loan: No      |

### Signature

**Date Signed:** 2026-01-29

**Name of Applicant:** Eaton Vance Special Investment Trust

**Signature:** James Kirchner

**Name of Signer:** James Kirchner

**Title:** Treasurer