Xencor Inc (NASDAQ:XNCR) has 200 institutional investors that have filed 13F reports for the period ending December 2025.
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| BlackRock, Inc. | 31 Mar, 2026 | 13,035,918 | 1,108,700 | 9.30% | $157,213,171.00 |
| BlackRock, Inc. | 31 Mar, 2026 | 11,927,218 | 119,991 | 1.02% | $182,605,708.00 |
| PRIMECAP MANAGEMENT CO/CA/ | 31 Mar, 2026 | 10,338,022 | 119,700 | 1.17% | $124,676,546.00 |
| PRIMECAP MANAGEMENT CO/CA/ | 31 Mar, 2026 | 10,218,322 | -456,700 | -4.28% | $156,442,509.00 |
| VANGUARD GROUP INC | 31 Mar, 2026 | 7,165,450 | 61,692 | 0.87% | $109,703,040.00 |
| BVF INC/IL | 31 Mar, 2026 | 7,133,720 | 4,393,579 | 160.34% | $109,217,253.00 |
| BVF INC/IL | 31 Mar, 2026 | 7,133,720 | 0 | 0.00% | $86,032,663.00 |
| RTW INVESTMENTS, LP | 31 Mar, 2026 | 6,777,461 | 0 | 0.00% | $81,736,180.00 |
| RTW INVESTMENTS, LP | 31 Mar, 2026 | 6,777,461 | 556,407 | 8.94% | $103,762,928.00 |
| RA CAPITAL MANAGEMENT, L.P. | 31 Mar, 2026 | 4,897,237 | 4,897,237 | 0.00% | $59,060,678.00 |
| State Street Corp | 31 Mar, 2026 | 4,507,254 | 833,423 | 22.69% | $69,006,059.00 |
| State Street Corp | 31 Mar, 2026 | 4,352,036 | -155,218 | -3.44% | $52,485,554.00 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 31 Mar, 2026 | 3,500,342 | 3,500,342 | 0.00% | $42,214,125.00 |
| EcoR1 Capital, LLC | 31 Mar, 2026 | 3,251,112 | -2,893,655 | -47.09% | $49,774,525.00 |
| VANGUARD CAPITAL MANAGEMENT LLC | 31 Mar, 2026 | 3,101,647 | 3,101,647 | 0.00% | $37,405,863.00 |
| TCG Crossover Management, LLC | 31 Mar, 2026 | 2,452,138 | 0 | 0.00% | $29,572,784.00 |
| TCG Crossover Management, LLC | 31 Mar, 2026 | 2,452,138 | 0 | 0.00% | $37,542,233.00 |
| EcoR1 Capital, LLC | 31 Mar, 2026 | 2,183,000 | -1,068,112 | -32.85% | $26,326,980.00 |
| GEODE CAPITAL MANAGEMENT, LLC | 31 Mar, 2026 | 1,815,577 | 62,659 | 3.57% | $21,900,915.00 |
| GEODE CAPITAL MANAGEMENT, LLC | 31 Mar, 2026 | 1,752,918 | 24,093 | 1.39% | $26,842,201.00 |