[SCHEDULE 13G/A] CytomX Therapeutics, Inc. SEC Filing

Rhea-AI Filing Summary

Point72 entities and Steven A. Cohen reported a 5.1% passive stake in CytomX Therapeutics (CTMX). The filing shows 8,084,623 shares are beneficially owned jointly by Point72 Asset Management, Point72 Capital Advisors and Mr. Cohen, with shared voting and dispositive power and no sole voting or dispositive power reported. The disclosure states these shares are held through Point72 Associates and that the positions were not acquired to influence control of the company. Ownership totals are reported as of the close of business on June 30, 2025.

Insights

Securities Analyst

TL;DR: Point72 reports a 5.1% passive position in CTMX, disclosed under Schedule 13G.

Point72's combined 8.08 million-share position represents a meaningful minority stake that meets the Schedule 13G threshold requiring public disclosure. The filing characterizes the holding as passive and not intended to change control, which typically signals monitoring rather than activist intent. Investors should note shared voting/dispositive power but no sole control, consistent with holdings managed for funds rather than for corporate control.

Corporate Governance Expert

TL;DR: A >5% disclosure has governance visibility but no stated control agenda.

The report provides transparency on significant ownership: shared voting power indicates Point72 can influence outcomes only jointly. The certification that the stake is not for changing control reduces immediate takeover or proxy contest concerns. Still, any active engagement would require further filings; currently the filing is a standard passive disclosure under applicable rules.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

CytomX Therapeutics, Inc.

(Name of Issuer)

Common Stock, par value $0.00001 per share

(Title of Class of Securities)

23284F105

(CUSIP Number)

06/30/2025

(Date of Event Which Requires Filing of this Statement)

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

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 23284F105

1

Names of Reporting Persons

Point72 Asset Management, L.P.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 8,084,623.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 8,084,623.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

8,084,623.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.1 %

12

Type of Reporting Person (See Instructions)

PN

SCHEDULE 13G

CUSIP No. 23284F105

1

Names of Reporting Persons

Point72 Capital Advisors, Inc.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 8,084,623.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 8,084,623.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

8,084,623.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.1 %

12

Type of Reporting Person (See Instructions)

CO

SCHEDULE 13G

CUSIP No. 23284F105

1

Names of Reporting Persons

Steven A. Cohen

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 8,084,623.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 8,084,623.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

8,084,623.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.1 %

12

Type of Reporting Person (See Instructions)

IN

SCHEDULE 13G

Item 1.
(a)	Name of issuer: CytomX Therapeutics, Inc.
(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 statement is filed by: (i) Point72 Asset Management, L.P. ("Point72 Asset Management") with respect to the shares of common stock, par value $0.00001 per share ("Shares"), of CytomX Therapeutics, Inc. held by Point72 Associates, LLC, an investment fund it manages ("Point72 Associates"); (ii) Point72 Capital Advisors, Inc. ("Point72 Capital Advisors Inc.") with respect to Shares held by Point72 Associates; and (iii) Steven A. Cohen ("Mr. Cohen") with respect to Shares beneficially owned by Point72 Asset Management and Point72 Capital Advisors Inc.
(b)	Address or principal business office or, if none, residence: The address of the principal business office of Point72 Asset Management, Point72 Capital Advisors Inc., and Mr. Cohen is 72 Cummings Point Road, Stamford, CT 06902.
(c)	Citizenship: Point72 Asset Management is a Delaware limited partnership. Point72 Capital Advisors Inc. is a Delaware corporation. Mr. Cohen is a United States citizen.
(d)	Title of class of securities: Common Stock, par value $0.00001 per share
(e)	CUSIP No.: 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: The information required by Item 4(a) is set forth in Row 9 of the cover page for each of the Reporting Persons and is incorporated herein by reference. Such information is as of the close of business on June 30, 2025. Point72 Asset Management, Point72 Capital Advisors Inc., and Mr. Cohen own directly no Shares. Pursuant to an investment management agreement, Point72 Asset Management maintains investment and voting power with respect to the securities held by Point72 Associates. Point72 Capital Advisors Inc. is the general partner of Point72 Asset Management. Mr. Cohen controls each of Point72 Asset Management and Point72 Capital Advisors Inc. The filing of this statement should not be construed as an admission that any of the foregoing persons or any Reporting Person is, for the purposes of Section 13 of the Securities Exchange Act of 1934, the beneficial owner of the Shares reported herein.
(b)	Percent of class: 5.1%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: The information required by Item 4(c)(i) is set forth in Row 5 of the cover page for each of the Reporting Persons and is incorporated herein by reference. Such information is as of the close of business on June 30, 2025.
	(ii) Shared power to vote or to direct the vote: The information required by Item 4(c)(ii) is set forth in Row 6 of the cover page for each of the Reporting Persons and is incorporated herein by reference. Such information is as of the close of business on June 30, 2025.
	(iii) Sole power to dispose or to direct the disposition of: The information required by Item 4(c)(iii) is set forth in Row 7 of the cover page for each of the Reporting Persons and is incorporated herein by reference. Such information is as of the close of business on June 30, 2025.
	(iv) Shared power to dispose or to direct the disposition of: The information required by Item 4(c)(iv) is set forth in Row 8 of the cover page for each of the Reporting Persons and is incorporated herein by reference. Such information is as of the close of business on June 30, 2025.
Item 5.	Ownership of 5 Percent or Less of a Class.
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. See Item 2(a). Point72 Associates has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, more than 5 percent of the outstanding Shares.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

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.

Point72 Asset Management, L.P.

Signature:	/s/ Jason M. Colombo
Name/Title:	Jason M. Colombo, Authorized Person
Date:	08/14/2025

Point72 Capital Advisors, Inc.

Signature:	/s/ Jason M. Colombo
Name/Title:	Jason M. Colombo, Authorized Person
Date:	08/14/2025

Steven A. Cohen

Signature:	/s/ Jason M. Colombo
Name/Title:	Jason M. Colombo, Authorized Person
Date:	08/14/2025

FAQ

What stake does Point72 report in CytomX Therapeutics (CTMX)?

The filing reports a combined beneficial ownership of 8,084,623 shares, representing 5.1% of CTMX common stock.

Does the Schedule 13G/A indicate Point72 intends to take control of CTMX?

No. Item 10 certifies the securities were not acquired and are not held to change or influence control; the filing characterizes the position as passive.

Which entities are reporting this position for CTMX?

The reporting persons are Point72 Asset Management, L.P., Point72 Capital Advisors, Inc., and Steven A. Cohen.

As of what date is the ownership information reported?

Ownership is reported as of the close of business on June 30, 2025.

What voting and disposition powers are reported for the shares?

The cover pages report 0 sole voting/dispositive power and 8,084,623 shared voting and shared dispositive power.