Insider reports 135, , , ,505 shares transactions for XNCR

Bassil I. Dahiyat reported sales of common stock in relation to restricted stock vesting and open-market dispositions.

Accepted by SEC EDGAR 03/06/2026 - 03:55 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Bassil I. Dahiyat reported sales of common stock in relation to restricted stock vesting and open-market dispositions. The entry lists three transactions: 12/19/2025 sale of 114,377 shares, 03/03/2026 sale of 6,758 shares, and 03/05/2026 sale of 14,870 shares. The filing also records a restricted-stock vesting of 6,606 shares on 03/05/2026.

Insights

Corporate Governance Analyst

Insider reported multiple share disposals and a vesting event; amounts are explicitly listed.

Bassil I. Dahiyat is shown disposing of 114,377, 6,758, and 14,870 common shares on 12/19/2025, 03/03/2026, and 03/05/2026, respectively.

Timing and amounts are clear in the excerpt. Cash-flow counterparties or proceeds recipients are not specified here; subsequent filings would show related Form 4 or broker reports if required.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did the Form 144 for XNCR show about Bassil I. Dahiyat?

It shows three share dispositions and one restricted-stock vesting event. Dispositions: 114,377 (12/19/2025), 6,758 (03/03/2026), 14,870 (03/05/2026). Vesting: 6,606 shares on 03/05/2026.

How many shares vested for the insider in the XNCR filing?

The filing lists a restricted-stock vesting of 6,606 common shares on 03/05/2026. The entry is labeled as compensation-related vesting in the securities-to-be-sold section.

Which dates are associated with the reported sales in the XNCR Form 144?

Reported sale dates are 12/19/2025, 03/03/2026, and 03/05/2026. Each date is paired with the exact share count disclosed for that transaction.

Does the excerpt state who received proceeds from these XNCR share sales?

The excerpt does not identify proceeds recipients or purchasers. It lists share counts and dates but does not specify counterparties or cash-flow recipients in the provided lines.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001591312
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Xencor Inc
SEC File Number	001-36182
Address of Issuer	465 N. HALSTEAD ST. SUITE 200 PASADENA CALIFORNIA 91107
Phone	626-305-5900
Name of Person for Whose Account the Securities are To Be Sold	Dahiyat Bassil I
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	6606	72796.14	73338642	03/06/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	03/05/2026	Restricted Stock Vesting	Issuer			6606	03/05/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Bassil I. Dahiyat 465 North Halstead Street Suite 200 Pasadena CA 91107	Common	12/19/2025	114377	1796942.73
Bassil I. Dahiyat 465 North Halstead Street Suite 200 Pasadena CA 91107	Common	03/03/2026	6758	80387.09
Bassil I. Dahiyat 465 North Halstead Street Suite 200 Pasadena CA 91107	Common	03/05/2026	14870	167220.59

144: Remarks and Signature

Remarks	Sale includes an amount necessary to cover a tax obligation resulting from the settlement of a vested equity award distribution.
Date of Notice	03/06/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Adam Gehring, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Bassil I. Dahiyat
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)