XENCOR INC XNCR
COM · Common Stock · CUSIP 98401F105
- SectorHealth care
- IndustryPharmaceutical Preparations
- HeadquartersPasadena, CA
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($8.5m this quarter). Holder counts are more reliable. Shares outstanding: 61.7m as of 2024-05-02, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $22.13. Options: 3 managers hold calls ($50.7k notional), 2 hold puts ($28.8k).
Trends to Q1 2024
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 186 |
| Q4 2022 | 197 |
| Q1 2023 | 189 |
| Q2 2023 | 183 |
| Q3 2023 | 179 |
| Q4 2023 | 196 |
| Q1 2024 | 202 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 103 | 70 |
| Q1 2023 | 84 | 97 |
| Q2 2023 | 81 | 100 |
| Q3 2023 | 77 | 98 |
| Q4 2023 | 104 | 74 |
| Q1 2024 | 101 | 90 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q2 2023 | $39.5k | $15.0k | 0.38 |
| Q3 2023 | $10.1k | $64.3k | 6.38 |
| Q4 2023 | $59.4k | $10.5k | 0.18 |
| Q1 2024 | $50.7k | $28.8k | 0.57 |
Biggest buyers
| Darwin Global Management, Ltd. | New | +1.1m |
| MORGAN STANLEY | Added | +918.0k |
| STATE STREET CORP | Added | +908.6k |
| Point72 Asset Management, L.P. | New | +825.4k |
| Logos Global Management LP | New | +650.0k |
| MILLENNIUM MANAGEMENT LLC | Added | +472.8k |
| BANK OF AMERICA CORP /DE/ | Added | +373.9k |
| PRICE T ROWE ASSOCIATES INC /MD/ | Added | +335.9k |
| BAKER BROS. ADVISORS LP | Added | +300.0k |
| TWO SIGMA ADVISERS, LP | Added | +282.7k |
Biggest sellers
| FMR LLC | Reduced | -2.6m |
| T. Rowe Price Investment Management, Inc. | Sold out | -1.4m |
| JPMORGAN CHASE & CO | Reduced | -743.9k |
| ARMISTICE CAPITAL, LLC | Reduced | -500.0k |
| BlackRock Inc. | Reduced | -268.7k |
| BARCLAYS PLC | Reduced | -170.3k |
| SEGALL BRYANT & HAMILL, LLC | Sold out | -154.8k |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | -136.7k |
| ExodusPoint Capital Management, LP | Reduced | -106.8k |
| GOLDMAN SACHS GROUP INC | Reduced | -99.4k |
Biggest calls
| CITADEL ADVISORS LLC | Added | $48.7k2.2k shares |
| SIMPLEX TRADING, LLC | New | $2.0k100 shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Biggest puts
| CITADEL ADVISORS LLC | Added | $28.8k1.3k shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| PRIMECAP MANAGEMENT CO/CA/ 13G · institution filed 2025-08-14 | 14.8% |
| BlackRock, Inc. 13G · institution -1.3 pts · filed 2026-10-27 | 14.5% |
| BIOTECHNOLOGY VALUE FUND L P 13G · passive investor +3.5 pts · filed 2026-02-17 | 10.0% |
| RTW INVESTMENTS, LP 13G · institution new · filed 2025-11-14 | 8.7% |
| RA CAPITAL MANAGEMENT, L.P. 13G · passive investor new · filed 2026-03-30 | 6.5% |
| STATE STREET CORP 13G · institution +1.1 pts · filed 2026-02-09 | 6.3% |
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-07-31 | 5.1% |
Fell to 5% or below in the last year: EcoR1 Capital, LLC (2.9%, 2026-05-15), VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD CAPITAL MANAGEMENT LLC)
Insider purchases and sales in Q1 2024
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q2 2022 | 0 | — | 0 | — | — |
| Q3 2022 | 0 | — | 0 | — | — |
| Q4 2022 | 0 | — | 1 | $100.9k | — |
| Q1 2023 | 0 | — | 5 | $947.0k | — |
| Q2 2023 | 0 | — | 1 | $877.3k | — |
| Q3 2023 | 0 | — | 0 | — | — |
| Q4 2023 | 0 | — | 1 | $941.9k | — |
| Q1 2024 | 1 | $1.0k | 5 | $2.2m | — |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2024-03-11 | Dahiyat Bassil I PRESIDENT & CEO, director | Sold | $64.4k2.7k shares |
| 2024-03-11 | Desjarlais John R SR. VICE PRESIDENT & CSO | Sold | $30.1k1.3k shares |
| 2024-03-11 | Eckert Celia SVP, GENERAL COUNSEL | Sold | $20.0k850 shares |
| 2024-03-11 | Kuch John J SR. VICE PRESIDENT & CFO | Sold | $20.0k849 shares |
| 2024-03-06 | GUSTAFSON KURT A Director | Sold | $324.5k14.0k shares |
| 2024-03-05 | Dahiyat Bassil I PRESIDENT & CEO, director | Sold | $293.5k12.5k shares |
| 2024-03-05 | Desjarlais John R SR. VICE PRESIDENT & CSO | Sold | $155.3k6.6k shares |
| 2024-03-05 | Kuch John J SR. VICE PRESIDENT & CFO | Sold | $104.8k4.5k shares |
| 2024-03-05 | Eckert Celia SVP, GENERAL COUNSEL | Sold | $91.2k3.9k shares |
| 2024-02-13 | Desjarlais John R SR. VICE PRESIDENT & CSO | Sold | $1.0m54.1k shares |
| 2024-02-13 | GORMAN KEVIN CHARLES Director | Bought | $1.0k53 shares |
Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).
Holders, Q1 2024
| Manager | Shares | Change |
|---|---|---|
| BlackRock Inc. 0.01% of their portfolio | 11.1m $244.6m | Reduced -268.7k |
| PRIMECAP MANAGEMENT CO/CA/ 0.15% of their portfolio | 9.1m $201.2m | Added +189.1k |
| VANGUARD GROUP INC 0.00% of their portfolio | 7.0m $155.2m | Added +243.8k |
| EcoR1 Capital, LLC 3.00% of their portfolio | 5.3m $118.0m | Added +47.9k |
| STATE STREET CORP 0.00% of their portfolio | 4.2m $93.7m | Added +908.6k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.01% of their portfolio | 3.8m $84.5m | Added +335.9k |
| MORGAN STANLEY 0.00% of their portfolio | 2.4m $53.3m | Added +918.0k |
| DIMENSIONAL FUND ADVISORS LP 0.01% of their portfolio | 1.4m $30.4m | Added +92.4k |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 1.3m $29.9m | Added +34.8k |
| Darwin Global Management, Ltd. 3.27% of their portfolio | 1.1m $24.6m | New |
| ARMISTICE CAPITAL, LLC 0.59% of their portfolio | 1.0m $22.1m | Reduced -500.0k |
| LOOMIS SAYLES & CO L P 0.03% of their portfolio | 957.8k $21.2m | Reduced -30.4k |
| Point72 Asset Management, L.P. 0.05% of their portfolio | 825.4k $18.3m | New |
| MILLENNIUM MANAGEMENT LLC 0.02% of their portfolio | 823.0k $18.2m | Added +472.8k |
| JOHNSON & JOHNSON 0.38% of their portfolio | 748.1k $16.6m | Unchanged |
| NORTHERN TRUST CORP 0.00% of their portfolio | 684.3k $15.1m | Reduced -34.6k |
| Candriam S.C.A. 0.09% of their portfolio | 651.3k $14.4m | Reduced -56.7k |
| Logos Global Management LP 1.51% of their portfolio | 650.0k $14.4m | New |
| TWO SIGMA ADVISERS, LP 0.03% of their portfolio | 601.9k $13.3m | Added +282.7k |
| TWO SIGMA INVESTMENTS, LP 0.03% of their portfolio | 599.5k $13.3m | Added +203.8k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 552.9k $12.2m | Added +32.2k |
| BAKER BROS. ADVISORS LP 0.15% of their portfolio | 545.4k $12.1m | Added +300.0k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 493.3k $10.9m | Added +373.9k |
| Bank of New York Mellon Corp 0.00% of their portfolio | 484.7k $10.7m | Reduced -24.1k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 338.5k $7.5m | Reduced -99.4k |
| Erste Asset Management GmbH 0.10% of their portfolio | 334.2k $7.4m | Unchanged |
| NORGES BANK 0.00% of their portfolio | 325.4k $7.2m | Unchanged |
| PRINCIPAL FINANCIAL GROUP INC 0.00% of their portfolio | 323.7k $7.2m | Reduced -18.3k |
| CITADEL ADVISORS LLC 0.01% of their portfolio | 318.1k $7.0m | Added +148.6k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 269.7k $6.0m | Added +351 |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 258.4k $5.7m | Reduced -743.9k |
| AMERIPRISE FINANCIAL INC 0.00% of their portfolio | 229.9k $5.1m | Reduced -24.5k |
| Rafferty Asset Management, LLC 0.02% of their portfolio | 229.4k $5.1m | Added +109.6k |
| CITIGROUP INC 0.01% of their portfolio | 229.1k $5.1m | Added +147.0k |
| Russell Investments Group, Ltd. 0.01% of their portfolio | 224.1k $5.0m | Added +67.5k |
| Rhenman & Partners Asset Management AB 0.46% of their portfolio | 218.8k $4.8m | Reduced -6.2k |
| PANAGORA ASSET MANAGEMENT INC 0.02% of their portfolio | 212.3k $4.7m | Reduced -6.0k |
| UBS Group AG 0.00% of their portfolio | 210.8k $4.7m | Added +208.8k |
| Hudson Bay Capital Management LP 0.04% of their portfolio | 209.8k $4.6m | Reduced -35.2k |
| DCF Advisers, LLC 2.79% of their portfolio | 209.0k $4.6m | Reduced -28.1k |
| JACOBS LEVY EQUITY MANAGEMENT, INC 0.02% of their portfolio | 208.2k $4.6m | New |
| Invesco Ltd. 0.00% of their portfolio | 203.0k $4.5m | Reduced -24.5k |
| MACQUARIE GROUP LTD 0.01% of their portfolio | 200.0k $4.4m | Added +70.8k |
| FRANKLIN RESOURCES INC 0.00% of their portfolio | 196.5k $4.3m | New |
| Schonfeld Strategic Advisors LLC 0.03% of their portfolio | 194.0k $4.3m | Added +27.9k |
| Cubist Systematic Strategies, LLC 0.05% of their portfolio | 193.3k $4.3m | Added +56.3k |
| Legal & General Group Plc 0.00% of their portfolio | 188.4k $4.2m | Added +18.4k |
| Aberdeen Group plc 0.01% of their portfolio | 175.5k $3.9m | Unchanged |
| ExodusPoint Capital Management, LP 0.05% of their portfolio | 174.0k $3.9m | Reduced -106.8k |
| Nuveen Asset Management, LLC 0.00% of their portfolio | 151.5k $3.4m | Reduced -14.8k |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 150.3k $3.3m | Reduced -34.5k |
| SILVERCREST ASSET MANAGEMENT GROUP LLC 0.02% of their portfolio | 144.2k $3.2m | Added +6.3k |
| TD Asset Management Inc 0.00% of their portfolio | 143.4k $3.2m | Added +20.2k |
| Public Sector Pension Investment Board 0.02% of their portfolio | 124.8k $2.8m | Reduced -1.6k |
| Qube Research & Technologies Ltd 0.00% of their portfolio | 123.4k $2.7m | Reduced -22.4k |
| Trexquant Investment LP 0.05% of their portfolio | 117.2k $2.6m | Added +23.5k |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.00% of their portfolio | 113.7k $2.5m | New |
| State of New Jersey Common Pension Fund D 0.01% of their portfolio | 107.8k $2.4m | Reduced -26.0k |
| Swiss National Bank 0.00% of their portfolio | 107.5k $2.4m | Unchanged |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.01% of their portfolio | 104.4k $2.3m | New |
| Engineers Gate Manager LP 0.06% of their portfolio | 101.5k $2.2m | Added +11.7k |
| BARCLAYS PLC 0.00% of their portfolio | 98.2k $2.2m | Reduced -170.3k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 97.9k $2.2m | Added +14.3k |
| CREDIT SUISSE AG/ 0.00% of their portfolio | 93.2k $2.1m | Reduced -2.9k |
| MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC 0.02% of their portfolio | 92.5k $2.0m | Reduced -6.8k |
| AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio | 83.3k $1.8m | Added +21.0k |
| CANADA LIFE ASSURANCE Co 0.00% of their portfolio | 78.4k $1.7m | Added +3.2k |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 75.2k $1.7m | Reduced -2.5k |
| ALGERT GLOBAL LLC 0.06% of their portfolio | 69.9k $1.5m | Added +59.6k |
| PRUDENTIAL FINANCIAL INC 0.00% of their portfolio | 68.7k $1.5m | Reduced -1.3k |
| Man Group plc 0.00% of their portfolio | 66.7k $1.5m | New |
| NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 58.5k $1.3m | Unchanged |
| NFJ INVESTMENT GROUP, LLC 0.03% of their portfolio | 55.4k $1.2m | Reduced -154 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 55.1k $1.2m | Reduced -3.0k |
| TEXAS PERMANENT SCHOOL FUND CORP 0.01% of their portfolio | 53.3k $1.2m | Added +690 |
| Thrivent Financial for Lutherans 0.00% of their portfolio | 52.8k $1.2m | Reduced -1.4k |
| D. E. Shaw & Co., Inc. 0.00% of their portfolio | 49.2k $1.1m | Added +10.6k |
| Advantage Alpha Capital Partners LP 0.20% of their portfolio | 47.4k $1.0m | New |
| BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio | 45.8k $1.0m | Reduced -36.7k |
| WINTON GROUP Ltd 0.07% of their portfolio | 44.6k $987.0k | Added +21.5k |
| RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio | 43.6k $965.0k | Reduced -136.7k |
| ALPS ADVISORS INC 0.01% of their portfolio | 43.1k $953.9k | Added +2.9k |
| Linden Thomas Advisory Services, LLC 0.15% of their portfolio | 42.9k $950.4k | Added +1.3k |
| WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio | 42.3k $936.5k | Added +926 |
| STATE OF WISCONSIN INVESTMENT BOARD 0.00% of their portfolio | 41.7k $922.4k | Reduced -5.2k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio | 38.8k $858.3k | Added +9.1k |
| PROFUND ADVISORS LLC 0.03% of their portfolio | 38.1k $842.5k | Added +15.3k |
| State of Alaska, Department of Revenue 0.01% of their portfolio | 37.1k $820.0k | Reduced -366 |
| Ensign Peak Advisors, Inc 0.00% of their portfolio | 36.5k $808.3k | Reduced -1.8k |
| VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio | 34.4k $761.7k | Added +4.0k |
| Corton Capital Inc. 0.28% of their portfolio | 34.3k $759.9k | Added +1.1k |
| Mirae Asset Global Investments Co., Ltd. 0.00% of their portfolio | 33.9k $895.5k | Added +3.1k |
| TUDOR INVESTMENT CORP ET AL 0.01% of their portfolio | 33.9k $749.5k | Added +5.2k |
| Jump Financial, LLC 0.02% of their portfolio | 32.2k $713.4k | Reduced -52.5k |
| DekaBank Deutsche Girozentrale 0.00% of their portfolio | 31.8k $701.0k | Unchanged |
| AMERICAN INTERNATIONAL GROUP, INC. 0.00% of their portfolio | 31.4k $695.1k | Reduced -280 |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 31.0k $685.8k | Reduced -1.5k |
| MetLife Investment Management, LLC 0.00% of their portfolio | 30.7k $678.6k | Unchanged |
| Louisiana State Employees Retirement System 0.01% of their portfolio | 30.1k $666.1k | Reduced -400 |
| State of Tennessee, Department of Treasury 0.00% of their portfolio | 30.0k $663.1k | Reduced -4.1k |