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XENCOR INC COM
XENCOR INC COM. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 93 Institutional holders with a total value of $355,649,022.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 PRIMECAP MANAGEMENT CO/CA/ 2,962,000 45,378,000 12.76%
2 RA CAPITAL MANAGEMENT, L.P. 2,149,423 32,929,000 9.26%
3 PERCEPTIVE ADVISORS LLC 1,954,785 29,947,000 8.42%
4 DEERFIELD MANAGEMENT COMPANY, L.P. 1,895,535 29,040,000 8.17%
5 FMR LLC 1,440,419 22,067,000 6.20%
6 ORBIMED ADVISORS LLC 1,044,615 16,004,000 4.50%
7 ALLIANCEBERNSTEIN L.P. 919,833 14,092,000 3.96%
8 BAKER BROS. ADVISORS LP 872,072 13,360,000 3.76%
9 VANGUARD GROUP INC 790,831 12,116,000 3.41%
10 JENNISON ASSOCIATES LLC 750,508 11,498,000 3.23%
11 FRANKLIN RESOURCES INC 743,201 11,386,000 3.20%
12 QVT Financial LP 539,960 8,272,000 2.33%
13 BlackRock Fund Advisors 510,817 7,826,000 2.20%
14 ADAGE CAPITAL PARTNERS GP, L.L.C. 500,000 7,660,000 2.15%
15 PRICE T ROWE ASSOCIATES INC /MD/ 472,429 7,238,000 2.04%
16 Alyeska Investment Group, L.P. 361,065 5,532,000 1.56%
17 BlackRock Institutional Trust Company, N.A. 341,960 5,239,000 1.47%
18 Cannell & Co. 323,885 4,962,000 1.40%
19 JPMORGAN CHASE & CO 309,100 4,735,000 1.33%
20 STATE STREET CORP 294,505 4,510,000 1.27%
21 CITADEL ADVISORS LLC 275,454 4,220,000 1.19%
22 EVENTIDE ASSET MANAGEMENT, LLC 258,100 3,954,000 1.11%
23 Numeric Investors LLC 210,882 3,231,000 0.91%
24 MILLENNIUM MANAGEMENT LLC 199,438 3,055,000 0.86%
25 Rhenman & Partners Asset Management AB 190,000 2,911,000 0.82%
26 NORTHERN TRUST CORP 183,056 2,805,000 0.79%
27 GEODE CAPITAL MANAGEMENT, LLC 175,301 2,685,000 0.75%
28 BLACKROCK ADVISORS LLC 165,937 2,542,000 0.71%
29 DRIEHAUS CAPITAL MANAGEMENT LLC 150,046 2,299,000 0.65%
30 ArrowMark Colorado Holdings LLC 138,311 2,119,000 0.60%
31 MORGAN STANLEY 134,445 2,060,000 0.58%
32 SPHINX TRADING, LP 128,018 1,961,000 0.55%
33 TAYLOR WEALTH MANAGEMENT PARTNERS 127,490 1,953,000 0.55%
34 NORGES BANK 125,078 1,916,000 0.54%
35 TWO SIGMA INVESTMENTS, LP 106,158 1,626,000 0.46%
36 Bank of New York Mellon Corp 80,598 1,235,000 0.35%
37 D. E. Shaw & Co., Inc. 78,328 1,200,000 0.34%
38 SMITH ASSET MANAGEMENT GROUP LP 77,100 1,181,000 0.33%
39 OPPENHEIMER & CO INC 63,760 976,000 0.27%
40 Informed Momentum Co LLC 62,473 957,000 0.27%
41 TIAA CREF INVESTMENT MANAGEMENT LLC 55,812 855,000 0.24%
42 MACQUARIE GROUP LTD 55,000 843,000 0.24%
43 BlackRock Investment Management, LLC 54,166 830,000 0.23%
44 RUSSELL FRANK CO/ 54,131 829,000 0.23%
45 PDT Partners, LLC 52,019 797,000 0.22%
46 DEUTSCHE BANK AG\ 51,079 782,000 0.22%
47 TWO SIGMA ADVISERS, LP 50,400 772,000 0.22%
48 Spark Investment Management LLC 50,300 770,000 0.22%
49 Birchview Capital, LP 50,000 766,000 0.22%
50 AQR CAPITAL MANAGEMENT LLC 45,200 692,000 0.19%
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From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.