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State Street Corporation has filed a Schedule 13G reporting a passive ownership stake in Xencor Inc. common stock. As of the event date of 12/31/2025, State Street reports beneficial ownership of 4,507,254 shares, representing 6.3% of Xencor’s outstanding common stock.
State Street reports no sole voting or dispositive power, with 4,308,425 shares under shared voting power and 4,507,254 shares under shared dispositive power. The filing states the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of Xencor.
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What stake does State Street Corporation report in Xencor (XNCR)?
State Street Corporation reports beneficial ownership of 4,507,254 Xencor common shares, representing 6.3% of the class. This reflects a significant institutional position above the 5% disclosure threshold under Schedule 13G rules for passive investors.
Is State Street’s Xencor (XNCR) position reported as passive or active?
State Street certifies the Xencor shares were acquired and are held in the ordinary course of business, not to change or influence control. This aligns with a passive investment reported on Schedule 13G rather than an activist or control-oriented position.
How much voting power does State Street have over Xencor (XNCR) shares?
State Street reports no sole voting power over Xencor shares and shared voting power over 4,308,425 shares. It also reports shared dispositive power over 4,507,254 shares, indicating decisions are made collectively through affiliated asset management entities.
What is the key ownership date in State Street’s Xencor (XNCR) filing?
The Schedule 13G identifies December 31, 2025 as the event date requiring the filing. This means State Street’s 6.3% beneficial ownership level in Xencor common stock was reached or confirmed as of that date for disclosure purposes.
Which State Street affiliates are linked to the Xencor (XNCR) holdings?
The filing lists several investment adviser subsidiaries, including SSGA Funds Management, Inc. and multiple State Street Global Advisors entities. These affiliates are identified as the relevant subsidiaries through which the Xencor common stock is beneficially owned and managed.
Who signed the State Street Schedule 13G for Xencor (XNCR)?
The Schedule 13G is signed by Elizabeth Schaefer, identified as Senior Vice President and Chief Accounting Officer. The signature certifies that the information regarding State Street’s 6.3% Xencor stake is true, complete, and correct to the best of her knowledge.
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
XENCOR INC
(Name of Issuer)
COMMON STOCK
(Title of Class of Securities)
98401F105
(CUSIP Number)
12/31/2025
(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.
98401F105
1
Names of Reporting Persons
STATE STREET CORPORATION
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
MASSACHUSETTS
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
4,308,425.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
4,507,254.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
4,507,254.00
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)
6.3 %
12
Type of Reporting Person (See Instructions)
HC
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
XENCOR INC
(b)
Address of issuer's principal executive offices:
111 WEST LEMON AVENUE 2ND FLOOR, MONROVIA, CALIFORNIA, 91016
Item 2.
(a)
Name of person filing:
STATE STREET CORPORATION;
(b)
Address or principal business office or, if none, residence:
ONE CONGRESS STREET, SUITE 1, BOSTON MA 02114, UNITED STATES
(c)
Citizenship:
MA
(d)
Title of class of securities:
COMMON STOCK
(e)
CUSIP No.:
98401F105
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:
4507254.00
(b)
Percent of class:
6.3 %
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
0
(ii) Shared power to vote or to direct the vote:
4,308,425
(iii) Sole power to dispose or to direct the disposition of:
0
(iv) Shared power to dispose or to direct the disposition of:
4,507,254
Item 5.
Ownership of 5 Percent or Less of a Class.
Not Applicable
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.
NOT APPLICABLE
Item 7.
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary.
SSGA FUNDS MANAGEMENT, INC. (IA);STATE STREET GLOBAL ADVISORS EUROPE LIMITED (IA);STATE STREET GLOBAL ADVISORS LIMITED (IA);STATE STREET GLOBAL ADVISORS TRUST COMPANY (IA);STATE STREET GLOBAL ADVISORS, LTD. (IA);
Item 8.
Identification and Classification of Members of the Group.
If a group has filed this schedule pursuant to §240.13d-1(b)(1)(ii)(K), so indicate under Item 3(k) and attach an exhibit stating the identity and Item 3 classification of each member of the group. If a group has filed this schedule pursuant to §240.13d-1(c) or §240.13d-1(d), attach an exhibit stating the identity of each member of the group.
NOT APPLICABLE
Item 9.
Notice of Dissolution of Group.
Notice of dissolution of a group may be furnished as an exhibit stating the date of the dissolution and that all further filings with respect to transactions in the security reported on will be filed, if required, by members of the group, in their individual capacity. See Item 5.
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 acquired and are held in the ordinary course of business and 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.
