# EDGAR Filing Document

**Accession Number:** 0000031266
**File Stem:** 0001133228-26-003011
**Filing Date:** 2026-3
**Character Count:** 2798
**Document Hash:** 22342ed006c0712af0682b4601eef3d6
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001133228-26-003011.hdr.sgml**: 20260305

**ACCESSION NUMBER**: 0001133228-26-003011

**CONFORMED SUBMISSION TYPE**: 497J

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260305

**DATE AS OF CHANGE**: 20260305

**EFFECTIVENESS DATE**: 20260305

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Eaton Vance Special Investment Trust
- **CENTRAL INDEX KEY:** 0000031266

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

**FILING VALUES:**
- **FORM TYPE:** 497J
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 002-27962
- **FILM NUMBER:** 26724596

**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 Short Duration Inflation-Protected Income Fund (Series ID: S000028366)

| Class ID   | Class Name                                                         | Ticker Symbol   |
|:---|:---|:---|
| C000086684 | Eaton Vance Short Duration Inflation-Protected Income Fund Class A | EARRX           |
| C000086685 | Eaton Vance Short Duration Inflation-Protected Income Fund Class C | ECRRX           |
| C000086686 | Eaton Vance Short Duration Inflation-Protected Income Fund Class I | EIRRX           |

EATON VANCE SPECIAL INVESTMENT TRUST

One Post Office Square

Boston, MA 02109

Telephone: (617) 482-8260

CERTIFICATION

Pursuant to Rule 497(j) under the Securities Act of 1933, as amended, and Regulation S-T, Eaton Vance Special Investment Trust (the "Registrant") on behalf of Eaton Vance Short Duration Inflation-Protected Income Fund (the "Fund") (1933 Act File No. 002-27962) certifies (a) that the forms of prospectus and statement of additional information dated March 1, 2026 used with respect to the Fund, do not differ from those contained in Post-Effective Amendment No. 210 ("Amendment No. 210") to the Registrant's Registration Statement on Form N-1A, and (b) that Amendment No. 210 was filed electronically with the Securities and Exchange Commission (Accession No. 0001133228-26-002260) on February 26, 2026.

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| | |
|:---|:---|
| EATON VANCE SPECIAL INVESTMENT TRUST | EATON VANCE SPECIAL INVESTMENT TRUST |
| By: | /s/ Nicholas S. Di Lorenzo |
|  | Nicholas S. Di Lorenzo<br> Secretary |

---

Date: March 5, 2026