Xencor Inc (XNCR)
Who owns Xencor Inc (XNCR)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 73.4% of the shares are freely tradable; institutional investors hold 115.5%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 17.58 | 13,035,918 | +9.3 | 03/31/2026 |
| PRIMECAP Management Company | 13.94 | 10,338,022 | +1.2 | 03/31/2026 |
| Vanguard Group Inc | 9.66 | 7,165,450 | +0.9 | 12/31/2025 |
| Bvf Inc | 9.62 | 7,133,720 | +0.0 | 03/31/2026 |
| RTW INVESTMENTS, LLC | 9.14 | 6,777,461 | +0.0 | 03/31/2026 |
| RA Capital Management, LLC | 6.61 | 4,897,237 | +0.0 | 03/31/2026 |
| State Street Corp | 5.87 | 4,352,036 | -3.4 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 4.72 | 3,500,342 | +0.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| PRIMECAP Odyssey Aggressive Growth | 8.60 | 6,379,727 | +0.6 | 03/31/2026 |
| iShares Core S&P Small-Cap ETF | 5.87 | 4,352,144 | +0.0 | 05/29/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 16. Jun 2026 | Deshaies Raymond Joseph | Director | Other | 10,302 | 0.00 | – |
| 16. Jun 2026 | Feigal Ellen | Director | Other | 10,302 | 0.00 | – |
| 16. Jun 2026 | Klencke Barbara | Director | Other | 10,302 | 0.00 | – |
| 16. Jun 2026 | Gustafson Kurt A | Director | Other | 10,302 | 0.00 | – |
| 16. Jun 2026 | Montgomery Alan Bruce | Director | Other | 10,302 | 0.00 | – |
| 16. Jun 2026 | Ranieri Richard J | Director | Other | 10,302 | 0.00 | – |
| 16. Jun 2026 | Simpson Todd E | Director | Other | 10,302 | 0.00 | – |
| 16. Jun 2026 | Gorman Kevin Charles | Director | Other | 10,302 | 0.00 | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character.
View all insider transactions →Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.