# EDGAR Filing Document

**Accession Number:** 0001159036
**File Stem:** 0001159036-23-000030
**Filing Date:** 2023-3
**Character Count:** 2566
**Document Hash:** c21200460dcda459e89d082dccd92fc6
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001159036-23-000030.hdr.sgml**: 20230324

**ACCESSION NUMBER**: 0001159036-23-000030

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20230324

**DATE AS OF CHANGE**: 20230324

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** HALOZYME THERAPEUTICS, INC.
- **CENTRAL INDEX KEY:** 0001159036
- **STANDARD INDUSTRIAL CLASSIFICATION:** BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
- **IRS NUMBER:** 880488686
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-32335
- **FILM NUMBER:** 23759941

**BUSINESS ADDRESS:**
- **STREET 1:** 12390 EL CAMINO REAL
- **CITY:** SAN DIEGO
- **STATE:** CA
- **ZIP:** 92130
- **BUSINESS PHONE:** (858) 794-8889

**MAIL ADDRESS:**
- **STREET 1:** 12390 EL CAMINO REAL
- **CITY:** SAN DIEGO
- **STATE:** CA
- **ZIP:** 92130

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** HALOZYME THERAPEUTICS INC
- **DATE OF NAME CHANGE:** 20040312

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** GLOBAL YACHT SERVICES INC
- **DATE OF NAME CHANGE:** 20010912

**UNITED STATES** 

**SECURITIES AND EXCHANGE COMMISSION** 

**Washington, D.C. 20549** 

**SCHEDULE 14A** 

**PROXY STATEMENT PURSUANT TO SECTION 14(a)** 

**OF THE SECURITIES EXCHANGE ACT OF 1934** 

Filed by the Registrant ⌧

Filed by a Party other than the Registrant □

Check the appropriate box:

---

| | |
|:---|:---|
| □ | Preliminary Proxy Statement |
| □ | Confidential, For Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) |
| □ | Definitive Proxy Statement |
| ⌧ | Definitive Additional Materials |
| □ | Soliciting Materials Pursuant to §240.14a-12 |
| **Halozyme Therapeutics, Inc.** | **Halozyme Therapeutics, Inc.** |
| **(Name of Registrant as Specified in Its Charter)** | **(Name of Registrant as Specified in Its Charter)** |
| **(Name of Person(s) Filing Proxy Statement, if Other Than the Registrant)** | **(Name of Person(s) Filing Proxy Statement, if Other Than the Registrant)** |
| 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 |

---

------

![proxyadditionalpage1.jpg](proxyadditionalpage1.jpg)

------

![proxyadditionalpage2.jpg](proxyadditionalpage2.jpg)

<br>