# EDGAR Filing Document

**Accession Number:** 0002092021
**File Stem:** 0001013594-25-001422
**Filing Date:** 2025-11
**Character Count:** 21687
**Document Hash:** 035b9ba29ec4c5ae5b1242c9f9dd82cc
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001013594-25-001422.hdr.sgml**: 20251114

**ACCESSION NUMBER**: 0001013594-25-001422

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13G/A

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20251114

**DATE AS OF CHANGE**: 20251114

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CytomX Therapeutics, Inc.
- **CENTRAL INDEX KEY:** 0001501989
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 273521219
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-89140
- **FILM NUMBER:** 251483236

**BUSINESS ADDRESS:**
- **STREET 1:** 151 OYSTER POINT BLVD.
- **STREET 2:** SUITE 400
- **CITY:** SOUTH SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94080
- **BUSINESS PHONE:** 650.515.3185

**MAIL ADDRESS:**
- **STREET 1:** 151 OYSTER POINT BLVD.
- **STREET 2:** SUITE 400
- **CITY:** SOUTH SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94080
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Seven Fleet Capital Management LP
- **CENTRAL INDEX KEY:** 0002092021

**ORGANIZATION NAME:**
- **EIN:** 333756807
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G/A

**BUSINESS ADDRESS:**
- **STREET 1:** 960 SAN CLEMENTE WAY
- **CITY:** MOUNTAIN VIEW
- **STATE:** CA
- **ZIP:** 94043
- **BUSINESS PHONE:** 650-660-3618

**MAIL ADDRESS:**
- **STREET 1:** 960 SAN CLEMENTE WAY
- **CITY:** MOUNTAIN VIEW
- **STATE:** CA
- **ZIP:** 94043

## Ex-99

**Exhibit 1**

**AMENDED AND RESTATED JOINT FILING AGREEMENT**

The undersigned hereby agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned, and any amendments thereto executed by the undersigned shall be filed on behalf of each of the undersigned without the necessity of filing any additional joint filing agreement. The undersigned acknowledge that each is responsible for the timely filing of such statement on Schedule 13G and any amendments thereto, and for the completeness and accuracy of the information concerning him, her or it contained therein, but shall not be responsible for the completeness or accuracy of the information concerning the others of the undersigned, except to the extent that he, she or it knows or has reason to believe that such information is inaccurate or incomplete. This Joint Filing Agreement may be executed in any number of counterparts, all of which taken together shall constitute one and the same instrument.

Dated: November 14, 2025

SEVEN FLEET MASTER FUND LP

By: Seven Fleet Capital Management LP, its Investment Manager

By: Seven Fleet Capital Management GP, LLC, its General Partner

By:

<u>/s/ Dr. Brian Liu</u>

Dr. Brian Liu

Its:

Managing Member

SEVEN FLEET CAPITAL MANAGEMENT LP

By: Seven Fleet Capital Management GP, LLC, its General Partner

By:

<u>/s/ Dr. Brian Liu</u>

Dr. Brian Liu

Its:

Managing Member

SEVEN FLEET CAPITAL MANAGEMENT GP, LLC

By:

<u>/s/ Dr. Brian Liu</u>

Dr. Brian Liu

Its:

Managing Member

<u>/s/ Dr. Brian Liu</u>

Dr. Brian Liu

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

## SCHEDULE 13G

### Under the Securities Exchange Act of 1934

**(Amendment No. 1)**

**Issuer:** CytomX Therapeutics, Inc.

**Title of Class of Securities:** Common Stock, $0.00001 par value per share

**CUSIP Number:** 23284F105

**Date of Event Which Requires Filing of this Statement:** 09/30/2025

**Check the appropriate box to designate the rule pursuant to which this Schedule is filed:**

- [ ] Rule 13d-1(b)

- [x] Rule 13d-1(c)

- [ ] Rule 13d-1(d)

---

| 1. | Names of Reporting Persons<br>Seven Fleet Master Fund LP | Names of Reporting Persons<br>Seven Fleet Master Fund LP |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>48898 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>48898 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>48898 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>48898 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>0.02% | Percent of Class Represented by Amount in Row (9)<br>0.02% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

**Comment for Type of Reporting Person:** Note to Rows 6, 8 and 9: All such shares are held of record by Seven Fleet Master Fund (as defined in Item 2(a) below). Seven Fleet Management, as the investment manager of Seven Fleet Master Fund, may be deemed to beneficially own the shares of Common Stock held directly by Seven Fleet Master Fund. Seven Fleet Management GP, as the general partner of Seven Fleet Management, may be deemed to beneficially own the shares of Common Stock beneficially owned by Seven Fleet Management. The Reporting Individual, as the managing member of Seven Fleet Management GP, may be deemed to beneficially own the shares of Common Stock beneficially owned by Seven Fleet Management GP.

Note to Row 11: Based on 169,435,395 shares of Common Stock (as defined in Item 2(d) below) outstanding as reported by the Issuer (as defined in Item 1(a) below) in its Quarterly Report on Form 10-Q dated September 30, 2025, and filed with the Securities and Exchange Commission (the "Commission") on November 6, 2025 (the "Quarterly Report").

---

| 1. | Names of Reporting Persons<br>Seven Fleet Capital Management LP | Names of Reporting Persons<br>Seven Fleet Capital Management LP |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>48898 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>48898 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>48898 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>48898 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>0.02% | Percent of Class Represented by Amount in Row (9)<br>0.02% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

**Comment for Type of Reporting Person:** Note to Rows 6, 8 and 9: All such shares are held of record by Seven Fleet Master Fund. Seven Fleet Management, as the investment manager of Seven Fleet Master Fund, may be deemed to beneficially own the shares of Common Stock held directly by Seven Fleet Master Fund. Seven Fleet Management GP, as the general partner of Seven Fleet Management, may be deemed to beneficially own the shares of Common Stock beneficially owned by Seven Fleet Management. The Reporting Individual, as the managing member of Seven Fleet Management GP, may be deemed to beneficially own the shares of Common Stock beneficially owned by Seven Fleet Management GP.

Note to Row 11: Based on 169,435,395 shares of Common Stock outstanding as reported by the Issuer in its Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission on November 6, 2025.

---

| 1. | Names of Reporting Persons<br>Seven Fleet Capital Management GP LLC | Names of Reporting Persons<br>Seven Fleet Capital Management GP LLC |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>48898 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>48898 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>48898 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>48898 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>0.02% | Percent of Class Represented by Amount in Row (9)<br>0.02% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

**Comment for Type of Reporting Person:** Note to Rows 6, 8 and 9: All such shares are held of record by Seven Fleet Master Fund. Seven Fleet Management, as the investment manager of Seven Fleet Master Fund, may be deemed to beneficially own the shares of Common Stock held directly by Seven Fleet Master Fund. Seven Fleet Management GP, as the general partner of Seven Fleet Management, may be deemed to beneficially own the shares of Common Stock beneficially owned by Seven Fleet Management. The Reporting Individual, as the managing member of Seven Fleet Management GP, may be deemed to beneficially own the shares of Common Stock beneficially owned by Seven Fleet Management GP.

Note to Row 11: Based on 169,435,395 shares of Common Stock outstanding as reported by the Issuer in its Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission on November 6, 2025.

---

| 1. | Names of Reporting Persons<br>Brian Liu | Names of Reporting Persons<br>Brian Liu |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>X1 | Citizenship or Place of Organization<br>X1 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>48898 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>48898 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>48898 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>48898 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>0.02% | Percent of Class Represented by Amount in Row (9)<br>0.02% |
| 12. | Type of Reporting Person (See Instructions)<br>IN | Type of Reporting Person (See Instructions)<br>IN |

**Comment for Type of Reporting Person:** Note to Rows 6, 8 and 9:  All such shares are held of record by Seven Fleet Master Fund. Seven Fleet Management, as the investment manager of Seven Fleet Master Fund, may be deemed to beneficially own the shares of Common Stock held directly by Seven Fleet Master Fund. Seven Fleet Management GP, as the general partner of Seven Fleet Management, may be deemed to beneficially own the shares of Common Stock beneficially owned by Seven Fleet Management. The Reporting Individual, as the managing member of Seven Fleet Management GP, may be deemed to beneficially own the shares of Common Stock beneficially owned by Seven Fleet Management GP.

Note to Row 11: Based on 169,435,395 shares of Common Stock outstanding as reported by the Issuer in its Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission on November 6, 2025.

---

**Item 1(a). Name of Issuer:**
CytomX Therapeutics, Inc.

**Item 1(b). Address of Issuer's Principal Executive Offices:**
151 Oyster Point Blvd., Suite 400, South San Francisco, CA 94080

**Item 2(a). Name of Person Filing:**
This joint statement on Schedule 13G is being filed by Seven Fleet Master Fund LP ("Seven Fleet Master Fund"), Seven Fleet Capital Management LP ("Seven Fleet Management"), Seven Fleet Capital Management GP LLC ("Seven Fleet Management GP" and collectively, the "Reporting Entities") and Brian Liu (the "Reporting Individual"). The Reporting Entities and the Reporting Individual are collectively referred to as the "Reporting Persons."

**Item 2(b). Address of Principal Business Office:**
The address of the principal business office of each Reporting Person is 960 San Clemente Way, Mountain View CA 94043.

**Item 2(c). Citizenship:**
Seven Fleet Master Fund is a limited partnership organized under the laws of the Cayman Islands. Seven Fleet Management is a limited partnership organized under the laws of the State of Delaware. Seven Fleet Management GP is a limited liability company organized under the laws of the State of Delaware. The Reporting Individual is a citizen of the United States of America.

**Item 2(d). Title of Class of Securities:**
Common Stock, $0.00001 par value per share

**Item 2(e). CUSIP Number:**
23284F105

**Item 3. If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:**

(a) [ ] Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b) [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c) [ ] Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d) [ ] Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

(e) [ ] An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

(f) [ ] An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

(g) [ ] A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h) [ ] A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i) [ ] A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j) [ ] A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), if filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:

(k) [ ] Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).

**Item 4. Ownership:**

**(a) Amount beneficially owned:**

See Row 9 of the cover page for each Reporting Person.
Seven Fleet Master Fund is the record owner of 48,898 shares of Common Stock. Seven Fleet Management, as the investment manager of Seven Fleet Master Fund, may be deemed to beneficially own the shares of Common Stock held directly by Seven Fleet Master Fund. Seven Fleet Management GP, as the general partner of Seven Fleet Management, may be deemed to beneficially own the shares of Common Stock beneficially owned by Seven Fleet Management. The Reporting Individual, as the managing member of Seven Fleet Management GP, may be deemed to beneficially own the shares of Common Stock beneficially owned by Seven Fleet Management GP.
Seven Fleet Management and Longitude Capital Management Co. LLC (together with its affiliates, Longitude) have instituted policies and procedures that may affect the acquisition, holding and disposition of securities held by Seven Fleet Management and its affiliates.  As a result of such policies and procedures, the Reporting Persons and Longitude may be deemed to be members of a group within the meaning of within the meaning of Section 13(d)(3) of the Securities Exchange Act of 1934 (the Exchange Act). As of the date hereof, based on information provided by or behalf of Longitude, Longitude may be deemed to be the beneficial owner of 11,538,461 shares of Common Stock, constituting 6.8% of the number of shares of Common Stock outstanding (based on 169,435,395 shares of Common Stock outstanding as reported in the Issuer's Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission on November 6, 2025). Notwithstanding such policies and procedures, the Reporting Persons expressly disclaim such group membership and beneficial ownership over any Common Stock that they may be deemed to beneficially own by reason of such policies and procedures.  This Schedule 13G shall not be deemed an admission that the Reporting Persons are members of a group for purposes of Section 13 of the Exchange Act or for any other purpose.

**(b) Percent of class:**

See Row 11 of the cover page for each Reporting Person and the corresponding footnotes.*
*Except to the extent of his, hers, or its pecuniary interest therein, each Reporting Person disclaims beneficial ownership of such shares of Common Stock, except for the shares, if any, such Reporting Person holds of record.

**(c) Number of shares as to which the person has:**

**(i) Sole power to vote or to direct the vote:**

Sole power to vote or to direct the vote
See Row 5 of the cover page for each Reporting Person and the corresponding footnotes.*

**(ii) Shared power to vote or to direct the vote:**

Shared power to vote or to direct the vote
See Row 6 of the cover page for each Reporting Person and the corresponding footnotes.*

**(iii) Sole power to dispose or to direct the disposition of:**

Sole power to dispose or to direct the disposition of
See Row 7 of the cover page for each Reporting Person and the corresponding footnotes.*

**(iv) Shared power to dispose or to direct the disposition of:**

Shared power to dispose or to direct the disposition of
See Row 8 of the cover page for each Reporting Person and the corresponding footnotes.*

**Item 5. Ownership of Five Percent or Less of a Class.**

[x] If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following.

**Item 6. Ownership of More than 5 Percent on Behalf of Another Person.**

Not Applicable

**Item 7. Identification and Classification of the Subsidiary**

Not Applicable

**Item 8. Identification and Classification of Members of the Group**

See Exhibit 1.

**Item 9. Notice of Dissolution of Group**

Not Applicable

**Item 10. Certification:**

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

### SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Seven Fleet Master Fund LP**

**Date:** 11/14/2025

**By:** /s/ Dr. Brian Liu

**Name & Title:** Dr. Brian Liu, Managing Member of Seven Fleet Capital Management LP, its Investment Mgr and Seven Fleet Capital Management GP, LLC, its Gen'l Ptr

**Seven Fleet Capital Management LP**

**Date:** 11/14/2025

**By:** /s/ Dr. Brian Liu

**Name & Title:** Dr. Brian Liu , Managing Member of Seven Fleet Capital Management GP, LLC, its General Partner

**Seven Fleet Capital Management GP LLC**

**Date:** 11/14/2025

**By:** /s/ Dr. Brian Liu

**Name & Title:** Dr. Brian Liu, Managing Member

**Brian Liu**

**Date:** 11/14/2025

**By:** /s/ Dr. Brian Liu

**Name & Title:** Dr. Brian Liu