# EDGAR Filing Document

**Accession Number:** 0001145197
**File Stem:** 0001140361-26-013336
**Filing Date:** 2026-4
**Character Count:** 2271
**Document Hash:** d7259051f71e50f89a5e8c42e5754354
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001140361-26-013336.hdr.sgml**: 20260406

**ACCESSION NUMBER**: 0001140361-26-013336

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20260406

**DATE AS OF CHANGE**: 20260406

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** INSULET CORP
- **CENTRAL INDEX KEY:** 0001145197
- **STANDARD INDUSTRIAL CLASSIFICATION:** SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 043523891
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-33462
- **FILM NUMBER:** 26841233

**BUSINESS ADDRESS:**
- **STREET 1:** 100 NAGOG PARK
- **CITY:** ACTON
- **STATE:** MA
- **ZIP:** 01720
- **BUSINESS PHONE:** 978-600-7000

**MAIL ADDRESS:**
- **STREET 1:** 100 NAGOG PARK
- **CITY:** ACTON
- **STATE:** MA
- **ZIP:** 01720

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UNITED STATES

#### SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

### SCHEDULE 14A
(RULE 14a-101)

INFORMATION REQUIRED IN PROXY STATEMENT

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the Securities

Exchange Act of 1934 (Amendment No.)

☑ Filed by the Registrant ☐ Filed by a Party other than the Registrant

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| | |
|:---|:---|
| **Check the appropriate box:** | **Check the appropriate box:** |
| ☐ | Preliminary Proxy Statement |
| ☐ | CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTEDBY RULE 14a-6(e)(2)) |
| ☐ | Definitive Proxy Statement |
| ☑ | Definitive Additional Materials |
| ☐ | Soliciting Material under §240.14a-12 |

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### Insulet Corporation
*(Name of Registrant as Specified in its Charter)*

** 

<br> *(Name of Person(s) Filing Proxy Statement, if other than the Registrant)*

** 

<br> ---

| | |
|:---|:---|
| **Payment of Filing Fee (Check the appropriate box):** | **Payment of Filing Fee (Check the appropriate box):** |
| ☑ | **No fee required.** |
| ☐ | **Fee paid previously with preliminary materials.** |
| ☐ | **Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.** |

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