# EDGAR Filing Document

**Accession Number:** 0001640455
**File Stem:** 0001209191-23-018717
**Filing Date:** 2023-3
**Character Count:** 7527
**Document Hash:** 061f85d23c65247804d2b4514101cad4
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001209191-23-018717.hdr.sgml**: 20230314

**ACCESSION NUMBER**: 0001209191-23-018717

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20230313

**FILED AS OF DATE**: 20230314

**DATE AS OF CHANGE**: 20230314

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** TANG KEVIN C
- **CENTRAL INDEX KEY:** 0001178579

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-37998
- **FILM NUMBER:** 23732989

**MAIL ADDRESS:**
- **STREET 1:** 4747 EXECUTIVE DRIVE
- **STREET 2:** SUITE 210
- **CITY:** SAN DIEGO
- **STATE:** CA
- **ZIP:** 92121
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** TANG CAPITAL PARTNERS LP
- **CENTRAL INDEX KEY:** 0001191935
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-37998
- **FILM NUMBER:** 23732987

**BUSINESS ADDRESS:**
- **STREET 1:** 4747 EXECUTIVE DRIVE
- **STREET 2:** SUITE 210
- **CITY:** SAN DIEGO
- **STATE:** CA
- **ZIP:** 92121
- **BUSINESS PHONE:** 858-200-3830

**MAIL ADDRESS:**
- **STREET 1:** 4747 EXECUTIVE DRIVE
- **STREET 2:** SUITE 210
- **CITY:** SAN DIEGO
- **STATE:** CA
- **ZIP:** 92121
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** TANG CAPITAL MANAGEMENT LLC
- **CENTRAL INDEX KEY:** 0001232621
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-37998
- **FILM NUMBER:** 23732988

**BUSINESS ADDRESS:**
- **STREET 1:** 4747 EXECUTIVE DRIVE
- **STREET 2:** SUITE 210
- **CITY:** SAN DIEGO
- **STATE:** CA
- **ZIP:** 92121
- **BUSINESS PHONE:** 858-200-3830

**MAIL ADDRESS:**
- **STREET 1:** 4747 EXECUTIVE DRIVE
- **STREET 2:** SUITE 210
- **CITY:** SAN DIEGO
- **STATE:** CA
- **ZIP:** 92121
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Jounce Therapeutics, Inc.
- **CENTRAL INDEX KEY:** 0001640455
- **STANDARD INDUSTRIAL CLASSIFICATION:** BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
- **IRS NUMBER:** 454870634
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 780 MEMORIAL DRIVE
- **CITY:** CAMBRIDGE
- **STATE:** MA
- **ZIP:** 02139
- **BUSINESS PHONE:** 857-259-3840

**MAIL ADDRESS:**
- **STREET 1:** 780 MEMORIAL DRIVE
- **CITY:** CAMBRIDGE
- **STATE:** MA
- **ZIP:** 02139

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>TANG KEVIN C<br><sub>(Last) (First) (Middle)</sub><br>4747 EXECUTIVE DRIVE, SUITE 210<br><sub>(Street)</sub><br>SAN DIEGO, CA 92121<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Jounce Therapeutics, Inc. [ JNCE ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2023-03-13 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>TANG CAPITAL MANAGEMENT LLC<br><sub>(Last) (First) (Middle)</sub><br>4747 EXECUTIVE DRIVE<br>SUITE 210<br><sub>(Street)</sub><br>SAN DIEGO, CA 92121<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Jounce Therapeutics, Inc. [ JNCE ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2023-03-13 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>TANG CAPITAL PARTNERS LP<br><sub>(Last) (First) (Middle)</sub><br>4747 EXECUTIVE DRIVE<br>SUITE 210<br><sub>(Street)</sub><br>SAN DIEGO, CA 92121<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Jounce Therapeutics, Inc. [ JNCE ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2023-03-13 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Common Stock | 5214100 | I | By LP<sup>(1)</sup> |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |

---

### Footnotes:

(1) The shares are beneficially owned by Tang Capital Partners, LP ("TCP"). Kevin Tang is the sole manager of Tang Capital Management, LLC ("TCM"), which is the general partner of TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP.

**Signature:** /s/ Kevin Tang  
**Date:** 2023-03-14

**Signature:** /s/ Kevin Tang, Manager  
**Date:** 2023-03-14

**Signature:** /s/ Kevin Tang, Manager of Tang Capital Management, LLC, General Partner  
**Date:** 2023-03-14

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**