Dark
Light
System
Security
DYAX CORP COM CVR
DYAX CORP COM CVR . Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 168 Institutional holders with a total value of $1,802,707,391.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 13,105,743 184,267,000 10.22%
2 FEDERATED HERMES, INC. 12,461,400 175,207,000 9.72%
3 PRIMECAP MANAGEMENT CO/CA/ 10,869,860 152,830,000 8.48%
4 JANUS HENDERSON INVESTORS US LLC 9,036,933 127,059,000 7.05%
5 VANGUARD GROUP INC 6,281,961 88,324,000 4.90%
6 BAKER BROS. ADVISORS LP 6,157,789 86,579,000 4.80%
7 BlackRock Fund Advisors 5,079,758 71,421,000 3.96%
8 RA CAPITAL MANAGEMENT, L.P. 4,945,697 69,536,000 3.86%
9 BlackRock Institutional Trust Company, N.A. 3,858,749 54,254,000 3.01%
10 MILLENNIUM MANAGEMENT LLC 3,417,981 48,057,000 2.67%
11 D. E. Shaw & Co., Inc. 3,391,942 47,691,000 2.65%
12 STATE STREET CORP 3,335,062 46,892,000 2.60%
13 RTW INVESTMENTS, LP 2,131,808 29,973,000 1.66%
14 PRICE T ROWE ASSOCIATES INC /MD/ 1,931,200 27,153,000 1.51%
15 JENNISON ASSOCIATES LLC 1,921,305 27,014,000 1.50%
16 PERCEPTIVE ADVISORS LLC 1,852,000 26,039,000 1.44%
17 WELLINGTON MANAGEMENT GROUP LLP 1,755,567 24,683,000 1.37%
18 NORTHERN TRUST CORP 1,523,271 21,418,000 1.19%
19 Cormorant Asset Management, LP 1,500,000 21,090,000 1.17%
20 EVENTIDE ASSET MANAGEMENT, LLC 1,330,400 18,705,000 1.04%
21 BLACKROCK ADVISORS LLC 1,244,936 17,504,000 0.97%
22 Invesco Ltd. 1,127,371 15,851,000 0.88%
23 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1,076,874 15,141,000 0.84%
24 NORGES BANK 1,056,404 14,853,000 0.82%
25 VHCP Management, LLC 1,000,659 14,069,000 0.78%
26 ADAGE CAPITAL PARTNERS GP, L.L.C. 1,000,000 14,060,000 0.78%
27 DEERFIELD MANAGEMENT COMPANY, L.P. 982,745 13,817,000 0.77%
28 TEACHERS ADVISORS, LLC 926,993 13,034,000 0.72%
29 GEODE CAPITAL MANAGEMENT, LLC 883,608 12,423,000 0.69%
30 Bank of New York Mellon Corp 822,147 11,560,000 0.64%
31 QVT Financial LP 813,666 11,440,000 0.63%
32 TWO SIGMA ADVISERS, LP 797,138 11,208,000 0.62%
33 Asset Management One Co., Ltd. 775,889 11,118,000 0.62%
34 FRANKLIN RESOURCES INC 777,500 10,932,000 0.61%
35 BROWN ADVISORY INC 729,271 10,253,000 0.57%
36 MORGAN STANLEY 724,654 10,190,000 0.57%
37 BNP Paribas Asset Management Holding S.A. 679,774 9,558,000 0.53%
38 MACQUARIE GROUP LTD 650,000 9,139,000 0.51%
39 VOYA INVESTMENT MANAGEMENT LLC 614,033 8,634,000 0.48%
40 AXA S.A. 599,810 8,433,000 0.47%
41 BOGLE INVESTMENT MANAGEMENT L P /DE/ 581,750 8,179,000 0.45%
42 PRUDENTIAL FINANCIAL INC 561,884 7,900,000 0.44%
43 TIAA CREF INVESTMENT MANAGEMENT LLC 557,356 7,836,000 0.43%
44 GOLDMAN SACHS GROUP INC 514,272 7,231,000 0.40%
45 PANAGORA ASSET MANAGEMENT INC 493,397 6,937,000 0.38%
46 TWO SIGMA INVESTMENTS, LP 444,523 6,250,000 0.35%
47 BlackRock Investment Management, LLC 420,296 5,909,000 0.33%
48 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 419,996 5,905,000 0.33%
49 EverPoint Asset Management, LLC 415,000 5,835,000 0.32%
50 Cupps Capital Management, LLC 378,787 5,325,000 0.30%
Page 1 of 4

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.