Dark
Light
System
Security
XOMA CORP DEL
XOMA CORP DEL. Institutional holdings reported to the SEC.

Institutional Holders (2015Q2)
Portfolio Summary: 134 Institutional holders with a total value of $357,132,250.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 15,278,181 59,279,000 16.60%
2 BAKER BROS. ADVISORS LP 14,683,513 56,972,000 15.95%
3 STATE STREET CORP 8,250,057 32,008,000 8.96%
4 KINGDON CAPITAL MANAGEMENT, L.L.C. 7,000,000 27,160,000 7.61% Call
5 BlackRock Fund Advisors 3,945,512 15,309,000 4.29%
6 VANGUARD GROUP INC 3,427,171 13,297,000 3.72%
7 KINGDON CAPITAL MANAGEMENT, L.L.C. 3,273,120 12,700,000 3.56%
8 D. E. Shaw & Co., Inc. 2,792,693 10,836,000 3.03%
9 BlackRock Institutional Trust Company, N.A. 2,663,582 10,335,000 2.89%
10 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 2,260,400 8,770,000 2.46%
11 SUSQUEHANNA INTERNATIONAL GROUP, LLP 2,127,000 8,253,000 2.31% Call
12 SUSQUEHANNA INTERNATIONAL GROUP, LLP 1,896,300 7,358,000 2.06% Put
13 Broadfin Capital, LLC 1,500,000 5,820,000 1.63%
14 Artal Group S.A. 1,200,000 4,656,000 1.30%
15 MARSHALL WACE, LLP 1,134,205 4,401,000 1.23%
16 Signpost Capital Advisors, LP 1,014,500 3,936,000 1.10%
17 NORTHERN TRUST CORP 944,404 3,664,000 1.03%
18 MILLENNIUM MANAGEMENT LLC 928,870 3,604,000 1.01%
19 HAP Trading, LLC 905,039 3,512,000 0.98%
20 Jefferies Group LLC 867,400 3,366,000 0.94%
21 Palo Alto Investors LP 799,000 3,100,000 0.87%
22 JPMORGAN CHASE & CO 763,921 2,964,000 0.83%
23 MILLENNIUM MANAGEMENT LLC 737,600 2,862,000 0.80% Put
24 RENAISSANCE TECHNOLOGIES LLC 665,511 2,582,000 0.72%
25 Opaleye Management Inc. 650,000 2,522,000 0.71%
26 GOLDMAN SACHS GROUP INC 588,972 2,285,000 0.64%
27 GEODE CAPITAL MANAGEMENT, LLC 519,132 2,014,000 0.56%
28 Bank of New York Mellon Corp 497,485 1,931,000 0.54%
29 TIAA CREF INVESTMENT MANAGEMENT LLC 449,521 1,744,000 0.49%
30 CREDIT SUISSE AG/ 411,786 1,597,000 0.45%
31 MACQUARIE GROUP LTD 404,200 1,568,000 0.44%
32 Artal Group S.A. 400,000 1,552,000 0.43% Call
33 BARCLAYS PLC 509,653 1,529,000 0.43%
34 COLUMBUS CIRCLE INVESTORS 387,532 1,504,000 0.42%
35 BlackRock Investment Management, LLC 333,999 1,296,000 0.36%
36 Laurion Capital Management LP 326,700 1,268,000 0.36%
37 DEUTSCHE BANK AG\ 311,523 1,207,000 0.34%
38 BELLEVUE ASSET MANAGEMENT AG 295,000 1,145,000 0.32%
39 SMITH ASSET MANAGEMENT GROUP LP 288,730 1,120,000 0.31%
40 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 273,600 1,062,000 0.30%
41 WEDBUSH SECURITIES INC 271,920 1,055,000 0.30%
42 GROUP ONE TRADING LLC 256,914 997,000 0.28%
43 AMERICAN INTERNATIONAL GROUP, INC. 252,069 978,028 0.27%
44 Quantitative Systematic Strategies LLC 261,120 956,000 0.27%
45 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 243,989 947,000 0.27%
46 Jefferies Group LLC 227,900 884,000 0.25% Call
47 GOLDMAN SACHS GROUP INC 190,300 738,000 0.21% Put
48 BARCLAYS PLC 228,500 686,000 0.19% Put
49 Granite Point Capital Management, L.P. 175,360 680,000 0.19%
50 GOLDMAN SACHS GROUP INC 170,000 660,000 0.18% Call
Page 1 of 3

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.