Bart Jan Cornelissen

Insider Reports History

Identity Names, identifiers, and filing context for this profile. 1 identity field
Reporting-owner location
Pasadena, CA
SEC source record Original filing metadata and source links for verification. 1 source field
Latest reporting-owner signature
/s/ Celia E. Eckert, Attorney-in-Fact
Source: Latest parsed Forms 3/4/5 signature
Source evidence Original filing metadata and source links for verification. 1 source field
Transaction source note
Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for Bart Jan Cornelissen

Form 4 holding SR. VICE PRESIDENT & CFO

Xencor Inc

Security class
Common Stock
Shares / value
75,898
Estimated value
$932,520
Report date
10 Apr 2026
Price
$12.29
Ownership
Direct
Form 4 holding SR. VICE PRESIDENT & CFO

Xencor Inc

Security class
Stock Option (Right to Buy)
Shares / value
116,750
Estimated value
Report date
02 Mar 2026
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount

Insider Reports Filed by Bart Jan Cornelissen

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