Xencor Inc
XNCR- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001326732
No open-market purchases or sales by Xencor Inc insiders were filed in the last 90 days; 208 institutions reported holding it in 13F filings for Q2 2026, worth $1.36B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Xencor Inc as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 203
- −1 vs. Q4 2025
- Shares held
- 84.5M
- +9.83M (+13.2%) vs. Q4 2025
- Total value
- $1.02B
- −$124.4M (−10.9%) vs. Q4 2025
- New holders
- 26
- 70 more added
- Sold out
- 27
- 65 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting XNCR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 208 | $1.36B |
| Q1 2026 | 203 | $1.02B |
| Q4 2025 | 208 | $1.25B |
| Q3 2025 | 206 | $960.2M |
| Q2 2025 | 194 | $646.9M |
| Q1 2025 | 202 | $837.9M |
| Q4 2024 | 192 | $1.72B |
| Q3 2024 | 210 | $1.45B |
| Q2 2024 | 198 | $1.20B |
| Q1 2024 | 201 | $1.44B |
| Q4 2023 | 195 | $1.35B |
| Q3 2023 | 178 | $1.27B |
| Q2 2023 | 182 | $1.57B |
| Q1 2023 | 188 | $1.77B |
| Q4 2022 | 197 | $1.60B |
| Q3 2022 | 186 | $1.58B |
| Q2 2022 | 176 | $1.64B |
| Q1 2022 | 181 | $1.58B |
| Q4 2021 | 178 | $2.37B |
| Q3 2021 | 170 | $1.90B |
| Q2 2021 | 178 | $2.00B |
| Q1 2021 | 170 | $2.52B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Xencor Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BVF Inc | 7,133,720 | $86.0M | 2.74% | 00.0% | Unchanged |
| Primecap Management Co | 10,338,022 | $124.7M | 0.10% | +119,700+1.2% | Added |
| BlackRock, Inc. | 13,035,918 | $157.2M | 0.00% | +1,108,700+9.3% | Added |
| Defilade Capital Management, L.P. | 0 | $0 | 0.00% | −1,414,755−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −506,600−100.0% | Sold out |
| Braidwell LP | 0 | $0 | 0.00% | −459,166−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −193,117−100.0% | Sold out |
| Rhenman & Partners Asset Management AB | 0 | $0 | 0.00% | −165,750−100.0% | Sold out |
| NEOS Investment Management LLC | 0 | $0 | 0.00% | −61,362−100.0% | Sold out |
| Tema ETFs LLC | 0 | $0 | 0.00% | −60,457−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −55,339−100.0% | Sold out |
| DekaBank Deutsche Girozentrale | 0 | $0 | 0.00% | −31,800−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −47,848−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −29,031−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −21,192−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −19,708−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −19,306−100.0% | Sold out |
| Natixis Advisors, L.P. | 0 | $0 | 0.00% | −17,532−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −17,200−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −12,713−100.0% | Sold out |
| Entropy Technologies, LP | 0 | $0 | 0.00% | −11,966−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −6,460−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −1,200−100.0% | Sold out |
| American Wealth Advisors, LLC | 0 | $0 | 0.00% | −740−100.0% | Sold out |
| Cygnus Capital Advisors, LLC | 0 | $0 | 0.00% | −416−100.0% | Sold out |
| Daiwa Securities Group Inc. | 0 | $0 | 0.00% | −222−100.0% | Sold out |
| SRS Capital Advisors, Inc. | 0 | $0 | 0.00% | −70−100.0% | Sold out |
| Basecamp Wealth Advisors LLC | 0 | $0 | 0.00% | −46−100.0% | Sold out |
| Flagship Harbor Advisors, LLC | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Dunhill Financial, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| CIBC Private Wealth Group, LLC | – | – | – | – | Not filed |
| Comerica Bank | – | – | – | – | Not filed |
| Norges Bank | – | – | – | – | Not filed |