XNCR

Xencor Inc

Pharmaceutical PreparationsNasdaqLarge accelerated filer

Total Trades

76

Buys

1

Sells

50

Largest Trade

N/A

Insiders

13

Institutional Funds

160

Inst. Value

$1M+

Activist Filings

38

Insider Trades

InsiderTitleTypeValueSharesPriceDate
Kuch John JSR. VICE PRESIDENT…SELL$50K–$100K3K$31.42Mar 9, 2023
Eckert CeliaVP, GENERAL COUNSELSELL$50K–$100K2K$31.42Mar 9, 2023
Desjarlais John RSR. VICE PRESIDENT…SELL$100K–$500K4K$31.42Mar 9, 2023
Dahiyat Bassil IPRESIDENT & CEOSELL$100K–$500K6K$31.42Mar 9, 2023
Dahiyat Bassil IPRESIDENT & CEOSELL$50K–$100K3K$31.54Mar 7, 2023
Dahiyat Bassil IPRESIDENT & CEOGRANTN/A53KMar 7, 2023
Kuch John JSR. VICE PRESIDENT…SELL$15K–$50K919$31.54Mar 7, 2023
Kuch John JSR. VICE PRESIDENT…GRANTN/A12KMar 7, 2023
Eckert CeliaVP, GENERAL COUNSELGRANTN/A11KMar 7, 2023
Eckert CeliaVP, GENERAL COUNSELSELL$1K–$15K427$31.54Mar 7, 2023
Desjarlais John RSR. VICE PRESIDENT…GRANTN/A19KMar 7, 2023
Desjarlais John RSR. VICE PRESIDENT…SELL$15K–$50K1K$31.54Mar 7, 2023
Yang AllenSR. VICE PRESIDENT…SELL$100K–$500K4K$27.00Dec 21, 2022
Yang AllenSR. VICE PRESIDENT…SELL$15K–$50K1K$28.94Mar 10, 2022
Kuch John JSR. VICE PRESIDENT…SELL$15K–$50K690$28.93Mar 10, 2022
Eckert CeliaVP, GENERAL COUNSELSELL$15K–$50K789$28.91Mar 10, 2022
Desjarlais John RSR. VICE PRESIDENT…SELL$15K–$50K1K$29.13Mar 10, 2022
Dahiyat Bassil IPRESIDENT & CEOSELL$50K–$100K2K$29.00Mar 10, 2022
Kuch John JSR. VICE PRESIDENT…GRANTN/A23KMar 7, 2022
Kuch John JSR. VICE PRESIDENT…SELL$15K–$50K971$29.86Mar 7, 2022
Eckert CeliaVP, GENERAL COUNSELGRANTN/A20KMar 7, 2022
Eckert CeliaVP, GENERAL COUNSELSELL$1K–$15K451$29.91Mar 7, 2022
Desjarlais John RSR. VICE PRESIDENT…SELL$15K–$50K1K$29.86Mar 7, 2022
Desjarlais John RSR. VICE PRESIDENT…GRANTN/A36KMar 7, 2022
Dahiyat Bassil IPRESIDENT & CEOGRANTN/A50KMar 7, 2022
Dahiyat Bassil IPRESIDENT & CEOSELL$50K–$100K3K$29.90Mar 7, 2022
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Activist & 5%+ Owners

SC 13D/13G filings — investors holding 5%+ of outstanding shares

EcoR1 Capital, LLC

SC 13G/A · Feb 17, 2026

6.4%

4.6M shares

STATE STREET CORPORATION

SC 13G · Feb 9, 2026

6.3%

4.5M shares

The Vanguard Group

SC 13G/A · Dec 3, 2025

10.0%

7.2M shares

T. Rowe Price Associates, Inc.

SC 13G/A · Nov 14, 2025

2.4%

1.7M shares

RTW Investments, LP

SC 13G · Nov 14, 2025

8.7%

6.2M shares

The Vanguard Group

SC 13G/A · Oct 31, 2025

9.9%

7.1M shares

BIOTECHNOLOGY VALUE FUND L P

SC 13G · Oct 17, 2025

3.5%

2.5M shares

PRIMECAP MANAGEMENT CO/CA/

SC 13G/A · Aug 14, 2025

14.8%

10.5M shares

The Vanguard Group

SC 13G/A · Jul 29, 2025

12.1%

8.6M shares

STATE STREET CORPORATION

SC 13G · May 13, 2025

5.2%

3.7M shares

BlackRock, Inc.

SC 13G/A · Apr 29, 2025

15.8%

11.1M shares

BlackRock, Inc.

SC 13G/A · Feb 5, 2025

17.4%

12.2M shares

EcoR1 Capital, LLC

SC 13G/A · Nov 14, 2024

9.4%

6.7M shares

5.6%

3.9M shares

13.1%

9.1M shares

BlackRock, Inc.

SC 13G/A · Nov 8, 2024

15.8%

11.0M shares

BlackRock, Inc.

SC 13G/A · Oct 18, 2024

15.8%

11.0M shares

STATE STREET CORPORATION 04-2456637

SC 13G/A · Oct 18, 2024

4.5%

3.1M shares

2.2%

1.4M shares

EcoR1 Capital, LLC

SC 13G/A · Feb 14, 2024

8.7%

5.3M shares

2.2%

1.4M shares

5.7%

3.5M shares

The Vanguard Group - 23-1945930

SC 13G/A · Feb 13, 2024

11.1%

6.8M shares

14.6%

8.9M shares

BlackRock, Inc.

SC 13G/A · Jan 19, 2024

18.6%

11.3M shares

6.2%

3.7M shares

5.4%

3.2M shares

EcoR1 Capital, LLC

SC 13G/A · Feb 13, 2023

8.8%

5.3M shares

10.4%

6.2M shares

FMR LLC

SC 13G/A · Feb 9, 2023

6.4%

3.8M shares

BlackRock, Inc.

SC 13G/A · Jan 24, 2023

17.8%

10.6M shares

10.1%

6.0M shares

FMR LLC

SC 13G/A · Nov 10, 2022

8.2%

4.9M shares

10.1%

5.9M shares

EcoR1 Capital, LLC

SC 13G/A · Feb 14, 2022

8.4%

4.9M shares

8.5%

5.0M shares

BlackRock, Inc.

SC 13G/A · Jan 28, 2022

16.0%

9.3M shares

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