Xencor INC Schedule 13G passive stakes

Vanguard Capital Management has reported a beneficial ownership of 5.13% in Xencor Inc., holding 3,810,823 shares as of June 30, 2026.

EcoR1 Capital, LLC and Oleg Nodelman have filed a Schedule 13G reporting a 2.9% beneficial ownership stake in Xencor Inc.

RA Capital Management and its affiliates have reported a 6.5% beneficial ownership stake in Xencor, Inc., totaling 4,736,739 shares of common stock.

The Vanguard Group has reported 0% beneficial ownership in Xencor Inc. following an internal realignment that shifts reporting to its subsidiaries.

State Street Corporation has reported a 6.3% beneficial ownership stake in Xencor Inc. common stock as of December 31, 2025.

The Vanguard Group has reported an increased beneficial ownership of Xencor Inc. common stock, now holding 10.03% of the class.

T. Rowe Price Associates, Inc. has filed an amended Schedule 13G, reporting a 2.4% beneficial ownership stake in Xencor Inc. as of September 30, 2025.

RTW Investments, LP and Roderick Wong, M.D. have disclosed a beneficial ownership of 8.7% in Xencor Inc.'s common stock.

The Vanguard Group has increased its beneficial ownership in Xencor Inc. to 9.95% of common stock, holding over 7.1 million shares.

Biotechnology Value Fund and its affiliates, including Mark N. Lampert, have disclosed a collective beneficial ownership of 6.5% in Xencor Inc. common stock.

PRIMECAP Management Co. reports an increased passive stake of 14.79% in Xencor, Inc., holding over 10.5 million shares.

The Vanguard Group has reported a 12.11% beneficial ownership stake in Xencor Inc, held for passive investment purposes.

State Street Corporation has filed a Schedule 13G, revealing a 5.2% beneficial ownership stake in Xencor Inc. as of March 31, 2025.

BlackRock, Inc. has filed an amended Schedule 13G, revealing a 15.8% beneficial ownership stake in Xencor Inc. as of March 31, 2025.

BlackRock, Inc. has filed an amendment to its Schedule 13G, disclosing a 17.4% beneficial ownership in Xencor Inc.'s common stock as of December 31, 2024.