Latest Period
Q4 2025
Security Snapshot
Xencor Inc - Common Stock, par value $0.01 per share (XNCR) Institutional Ownership
CUSIP: 98401F105
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
203
Shares (Excl. Options)
81,824,146
Price
$15.31
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- Type / Class
- Equity / Common Stock, par value $0.01 per share
- Symbol
- XNCR on Nasdaq
- Shares outstanding
- 72,872,908
- Price per share
- $12.07
- All holders as of 31 Dec 2025
- Q4 2025
- Total 13F shares
- 81,824,146
- Total reported value
- $1,252,496,497
- % of total 13F portfolios
- 0%
- Share change
- -1,616,891
- Value change
- -$15,445,435
- Number of holders
- 203
- Price from insider filings
- $12.07
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- XNCR - Xencor Inc - Common Stock, par value $0.01 per share is tracked under CUSIP 98401F105.
- 203 institutions reported positions in Q4 2025.
- 8 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 203 to 81 between Q4 2025 and Q1 2026.
- Reported value moved from $1,252,496,497 to $173,202,380.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 203 institutions filings for Q4 2025.
Investment Quick Answers
What is CUSIP 98401F105?
CUSIP 98401F105 identifies XNCR - Xencor Inc - Common Stock, par value $0.01 per share in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 98401F105:
Significant Owners of Xencor Inc - Common Stock, par value $0.01 per share (XNCR) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 16% | -9.4% | $116,977,477 | -$11,261,518 | 11,130,112 | -8.8% | BlackRock, Inc. | 31 Mar 2025 |
| PRIMECAP MANAGEMENT CO/CA/ | 15% | $98,219,914 | 10,527,322 | PRIMECAP MANAGEMENT CO/CA/ | 30 Jun 2025 | |||
| BIOTECHNOLOGY VALUE FUND L P | 10% | +50% | $109,217,253 | +$38,495,142 | 7,133,720 | +54% | BVF PARTNERS L P/IL | 31 Dec 2025 |
| RTW INVESTMENTS, LP | 8.7% | $72,972,963 | 6,221,054 | RTW Investments, LP | 30 Sep 2025 | |||
| RA CAPITAL MANAGEMENT, L.P. | 6.5% | $58,261,890 | 4,736,739 | RA Capital Management, L.P. | 23 Mar 2026 | |||
| EcoR1 Capital, LLC | 6.4% | $71,038,400 | 4,640,000 | EcoR1 Capital, LLC | 31 Dec 2025 | |||
| STATE STREET CORP | 6.3% | +22% | $69,006,059 | +$12,608,382 | 4,507,254 | +22% | STATE STREET CORPORATION | 31 Dec 2025 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 2.4% | $19,862,315 | 1,693,292 | T. Rowe Price Associates, Inc. | 30 Sep 2025 |
As of 31 Dec 2025, 203 institutional investors reported holding 81,824,146 shares of Xencor Inc - Common Stock, par value $0.01 per share (XNCR). This represents 112% of the company’s total 72,872,908 outstanding shares.
Top 25 Institutional Shareholders
The largest institutional shareholders of Xencor Inc - Common Stock, par value $0.01 per share (XNCR) together control 96% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 16% | 11,927,218 | +1% | 0% | $182,605,708 |
| PRIMECAP MANAGEMENT CO/CA/ | 14% | 10,218,322 | -4.3% | 0.12% | $156,442,509 |
| VANGUARD GROUP INC | 9.8% | 7,165,450 | +0.87% | 0% | $109,703,040 |
| BVF INC/IL | 9.8% | 7,133,720 | +160% | 3.7% | $109,217,253 |
| RTW INVESTMENTS, LP | 9.3% | 6,777,461 | +8.9% | 1% | $103,762,928 |
| STATE STREET CORP | 6.2% | 4,507,254 | +23% | 0% | $69,006,059 |
| EcoR1 Capital, LLC | 4.5% | 3,251,112 | -47% | 2.3% | $49,774,525 |
| TCG Crossover Management, LLC | 3.4% | 2,452,138 | 0% | 1.2% | $37,542,233 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.4% | 1,752,918 | +1.4% | 0% | $26,842,201 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 2.2% | 1,601,762 | -5.4% | 0% | $24,524,000 |
| MORGAN STANLEY | 2.1% | 1,508,727 | +67% | 0% | $23,098,626 |
| Defilade Capital Management, L.P. | 1.9% | 1,414,755 | 0% | 2.9% | $21,659,899 |
| Legal & General Group Plc | 1.8% | 1,308,088 | +2.8% | 0% | $20,026,828 |
| DIMENSIONAL FUND ADVISORS LP | 1.7% | 1,249,288 | -21% | 0% | $19,125,117 |
| BAKER BROS. ADVISORS LP | 1.5% | 1,102,106 | 0% | 0.1% | $16,873,243 |
| GOLDMAN SACHS GROUP INC | 1% | 753,258 | -26% | 0% | $11,532,380 |
| JOHNSON & JOHNSON | 1% | 748,062 | 0% | 2.1% | $11,452,829 |
| Jefferies Financial Group Inc. | 0.99% | 720,440 | +620% | 0.09% | $11,029,936 |
| Lynx1 Capital Management LP | 0.97% | 705,558 | 2.2% | $10,802,093 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.96% | 700,435 | +1.8% | 0% | $10,723,660 |
| NORTHERN TRUST CORP | 0.93% | 674,657 | -5.3% | 0% | $10,328,998 |
| UBS Group AG | 0.88% | 638,021 | -46% | 0% | $9,768,101 |
| BANK OF AMERICA CORP /DE/ | 0.86% | 629,408 | -17% | 0% | $9,636,237 |
| MILLENNIUM MANAGEMENT LLC | 0.82% | 594,435 | -15% | 0.01% | $9,100,800 |
| PANAGORA ASSET MANAGEMENT INC | 0.8% | 583,778 | -6% | 0.03% | $8,937,641 |
Institutional Holders of Xencor Inc - Common Stock, par value $0.01 per share (XNCR) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 14,370,724 | $173,202,380 | +$1,182,871 | $12.06 | 81 |
| 2025 Q4 | 81,824,146 | $1,252,496,497 | -$15,445,435 | $15.31 | 203 |
| 2025 Q3 | 81,931,427 | $960,178,354 | +$6,100,028 | $11.73 | 204 |
| 2025 Q2 | 82,284,537 | $646,977,988 | +$20,020,454 | $7.86 | 191 |
| 2025 Q1 | 78,656,178 | $836,867,995 | +$36,707,472 | $10.64 | 197 |
| 2024 Q4 | 74,962,874 | $1,722,861,698 | +$74,554,042 | $22.98 | 191 |
| 2024 Q3 | 72,099,278 | $1,450,233,173 | +$173,590,110 | $20.11 | 209 |
| 2024 Q2 | 63,677,276 | $1,205,414,340 | -$28,620,202 | $18.93 | 197 |
| 2024 Q1 | 64,955,561 | $1,437,354,893 | +$38,858,883 | $22.13 | 200 |
| 2023 Q4 | 63,438,288 | $1,346,794,541 | +$2,946,816 | $21.23 | 194 |
| 2023 Q3 | 63,240,815 | $1,274,307,664 | +$10,877,356 | $20.15 | 175 |
| 2023 Q2 | 62,681,983 | $1,566,006,651 | -$23,444,287 | $24.97 | 180 |
| 2023 Q1 | 63,583,668 | $1,771,628,071 | +$59,782,147 | $27.89 | 183 |
| 2022 Q4 | 61,547,949 | $1,602,582,831 | +$19,403,618 | $26.04 | 193 |
| 2022 Q3 | 60,849,265 | $1,581,417,958 | -$74,640,726 | $25.98 | 174 |
| 2022 Q2 | 59,843,119 | $1,638,192,397 | +$20,569,513 | $27.37 | 168 |
| 2022 Q1 | 59,286,835 | $1,582,158,680 | -$1,530,095 | $26.68 | 169 |
| 2021 Q4 | 59,174,089 | $2,372,958,496 | +$30,709,697 | $40.12 | 171 |
| 2021 Q3 | 58,120,007 | $1,898,467,165 | +$947,702 | $32.66 | 165 |
| 2021 Q2 | 58,041,765 | $2,001,234,431 | -$24,285,884 | $34.49 | 173 |
| 2021 Q1 | 58,525,232 | $2,519,282,177 | -$25,684,890 | $43.06 | 167 |
| 2020 Q4 | 59,098,973 | $2,579,349,505 | +$122,069 | $43.63 | 169 |
| 2020 Q3 | 59,168,606 | $2,295,311,877 | +$21,234,216 | $38.79 | 157 |
| 2020 Q2 | 58,636,892 | $1,899,277,122 | +$203,952,745 | $32.39 | 151 |
| 2020 Q1 | 52,380,712 | $1,565,845,143 | -$41,704,286 | $29.88 | 137 |
| 2019 Q4 | 53,521,828 | $1,840,592,912 | -$9,705,040 | $34.39 | 162 |
| 2019 Q3 | 53,716,146 | $1,811,934,409 | +$147,436,205 | $33.73 | 150 |
| 2019 Q2 | 48,892,888 | $2,001,111,237 | +$50,462,146 | $40.93 | 118 |
| 2019 Q1 | 48,039,063 | $1,492,133,555 | +$4,125,992 | $31.06 | 115 |
| 2018 Q4 | 47,831,492 | $1,729,047,723 | +$32,118,652 | $36.16 | 115 |
| 2018 Q3 | 46,792,493 | $1,822,675,621 | +$3,293,406 | $38.97 | 124 |
| 2018 Q2 | 46,774,405 | $1,731,076,239 | +$86,469,155 | $37.01 | 122 |
| 2018 Q1 | 44,718,509 | $1,340,651,579 | +$224,063,089 | $29.98 | 122 |
| 2017 Q4 | 37,369,817 | $819,172,426 | +$3,577,339 | $21.92 | 104 |
| 2017 Q3 | 37,140,169 | $851,162,220 | +$9,732,952 | $22.92 | 104 |
| 2017 Q2 | 36,836,630 | $777,612,692 | +$23,377,905 | $21.11 | 114 |
| 2017 Q1 | 35,650,517 | $852,741,478 | +$81,080,319 | $23.92 | 125 |
| 2016 Q4 | 35,035,653 | $922,088,537 | +$142,823,588 | $26.32 | 136 |
| 2016 Q3 | 29,626,637 | $724,863,086 | +$38,489,120 | $24.49 | 120 |
| 2016 Q2 | 28,213,616 | $535,759,236 | +$3,771,990 | $18.99 | 99 |
| 2016 Q1 | 28,006,868 | $375,809,000 | +$24,280,734 | $13.42 | 91 |
| 2015 Q4 | 26,171,247 | $382,476,117 | -$27,011,932 | $14.62 | 93 |
| 2015 Q3 | 28,373,464 | $347,020,935 | +$34,279,194 | $12.23 | 93 |
| 2015 Q2 | 25,251,465 | $554,774,155 | +$49,843,256 | $21.97 | 97 |
| 2015 Q1 | 23,319,707 | $357,257,260 | +$137,738,740 | $15.32 | 94 |
| 2014 Q4 | 14,119,842 | $225,905,985 | +$7,473,629 | $16.04 | 63 |
| 2014 Q3 | 13,435,605 | $124,719,599 | +$5,776,557 | $9.31 | 50 |
| 2014 Q2 | 12,796,476 | $148,692,713 | -$25,746,421 | $11.62 | 51 |
| 2014 Q1 | 15,007,873 | $176,041,000 | +$18,181,068 | $11.73 | 43 |