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[Form 4] Xencor Inc Insider Trading Activity

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Xencor Inc director Barbara Klencke reported equity compensation awards. She received 10,302 shares of common stock in the form of restricted stock units that will fully vest on the first anniversary of the June 16, 2026 grant. She was also granted options to buy 20,604 shares of common stock at an exercise price of $12.20 per share, vesting in equal monthly installments over one year and expiring on June 15, 2036. Following these awards, she directly holds 29,974 shares of common stock and options on 20,604 shares.

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Insider Klencke Barbara
Role null
Type Security Shares Price Value
Grant/Award Stock Option (Right to Buy) 20,604 $0.00 --
Grant/Award Common Stock 10,302 $0.00 --
Holdings After Transaction: Stock Option (Right to Buy) — 20,604 shares (Direct, null); Common Stock — 29,974 shares (Direct, null)
Footnotes (1)
  1. Represents restricted stock units that shall fully vest on the first anniversary of the date of grant. The shares subject to the option will vest in equal monthly installments over one year beginning on the one-month anniversary of June 16, 2026, such that the total number of shares will be fully vested on June 16, 2027.
RSU grant size 10,302 shares Restricted stock units granted June 16, 2026, vesting in full after one year
Stock option grant size 20,604 shares Options on common stock granted June 16, 2026
Option exercise price $12.20 per share Conversion or exercise price for the 20,604-share option grant
Option expiration June 15, 2036 Expiration date of the 20,604-share stock option award
Common shares after transaction 29,974 shares Total Xencor common stock directly held by Barbara Klencke after grants
restricted stock units financial
"Represents restricted stock units that shall fully vest on the first anniversary of the date of grant."
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
stock option financial
"The shares subject to the option will vest in equal monthly installments over one year beginning on the one-month anniversary of June 16, 2026."
A stock option is a contract that gives you the right to buy or sell a company's stock at a specific price within a certain time frame. People use them to potentially make money if the stock's price moves favorably or to protect against losses. It's like holding a coupon that can be used to buy or sell stock at a set price later on.
vest financial
"Represents restricted stock units that shall fully vest on the first anniversary of the date of grant."
A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.
exercise price financial
"conversion_or_exercise_price": "12.2000""
The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.
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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Klencke Barbara

(Last)(First)(Middle)
C/O XENCOR, INC.
465 N HALSTEAD STREET, SUITE 200

(Street)
PASADENA CALIFORNIA 91107

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Xencor Inc [ XNCR ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/16/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock06/16/2026A10,302(1)A$029,974D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option (Right to Buy)$12.206/16/2026A20,604 (2)06/15/2036Common Stock20,604$020,604D
Explanation of Responses:
1. Represents restricted stock units that shall fully vest on the first anniversary of the date of grant.
2. The shares subject to the option will vest in equal monthly installments over one year beginning on the one-month anniversary of June 16, 2026, such that the total number of shares will be fully vested on June 16, 2027.
Remarks:
/s/ Celia E. Eckert, Attorney-in-Fact07/08/2026
** Signature of Reporting PersonDate
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.
* Form 4: SEC 1474 (03-26)