Dark
Light
System
Security
INSMED INC COM PAR .01
INSMED INC COM PAR .01. Institutional holdings reported to the SEC.

Institutional Holders (2016Q1)
Portfolio Summary: 110 Institutional holders with a total value of $726,772,325.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 PRICE T ROWE ASSOCIATES INC /MD/ 9,645,081 122,203,000 16.81%
2 FMR LLC 9,278,632 117,561,000 16.18%
3 Palo Alto Investors LP 4,790,800 60,699,000 8.35%
4 ORBIMED ADVISORS LLC 3,469,900 43,964,000 6.05%
5 VANGUARD GROUP INC 3,253,947 41,228,000 5.67%
6 JANUS HENDERSON INVESTORS US LLC 2,913,917 36,921,000 5.08%
7 BlackRock Fund Advisors 2,291,187 29,029,000 3.99%
8 JPMORGAN CHASE & CO 2,084,507 26,410,000 3.63%
9 Visium Asset Management, LP 1,583,300 20,060,000 2.76%
10 STATE STREET CORP 1,531,234 19,399,000 2.67%
11 BlackRock Institutional Trust Company, N.A. 1,527,956 19,359,000 2.66%
12 BAKER BROS. ADVISORS LP 1,500,000 19,005,000 2.61%
13 JENNISON ASSOCIATES LLC 1,177,504 14,919,000 2.05%
14 SENZAR ASSET MANAGEMENT, LLC 1,104,998 14,000,325 1.93%
15 NORTHERN TRUST CORP 717,758 9,094,000 1.25%
16 MORGAN STANLEY 691,024 8,755,000 1.20%
17 EMERALD MUTUAL FUND ADVISERS TRUST 607,213 7,693,000 1.06%
18 EMERALD ADVISERS, LLC 586,919 7,436,000 1.02%
19 Invesco Ltd. 566,028 7,172,000 0.99%
20 DEUTSCHE BANK AG\ 490,825 6,216,000 0.86%
21 Rock Springs Capital Management LP 450,000 5,702,000 0.78%
22 NORGES BANK 443,525 5,619,000 0.77%
23 GEODE CAPITAL MANAGEMENT, LLC 424,851 5,382,000 0.74%
24 UBS Group AG 382,810 4,851,000 0.67%
25 TEACHERS ADVISORS, LLC 306,146 3,879,000 0.53%
26 Asset Management One Co., Ltd. 298,820 3,681,000 0.51%
27 Bank of New York Mellon Corp 285,994 3,623,000 0.50%
28 TIAA CREF INVESTMENT MANAGEMENT LLC 241,998 3,066,000 0.42%
29 AMERIPRISE FINANCIAL INC 229,579 2,908,000 0.40%
30 TD ASSET MANAGEMENT INC 229,100 2,903,000 0.40%
31 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 220,464 2,794,000 0.38%
32 BlackRock Investment Management, LLC 216,472 2,743,000 0.38%
33 MILLENNIUM MANAGEMENT LLC 213,238 2,702,000 0.37%
34 PRINCIPAL FINANCIAL GROUP INC 212,398 2,691,000 0.37%
35 EVENTIDE ASSET MANAGEMENT, LLC 210,000 2,661,000 0.37%
36 PAULSON & CO. INC. 205,200 2,600,000 0.36%
37 CITIGROUP INC 189,485 2,401,000 0.33%
38 RENAISSANCE TECHNOLOGIES LLC 183,787 2,329,000 0.32%
39 Tekla Capital Management LLC 178,600 2,263,000 0.31%
40 First Light Asset Management, LLC 177,930 2,254,000 0.31%
41 SUSQUEHANNA INTERNATIONAL GROUP, LLP 160,500 2,034,000 0.28% Call
42 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 130,313 1,651,000 0.23%
43 D. E. Shaw & Co., Inc. 122,819 1,556,000 0.21%
44 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 95,000 1,204,000 0.17%
45 Swiss National Bank 93,600 1,144,000 0.16%
46 QS Investors, LLC 87,407 1,107,000 0.15%
47 ALLIANCEBERNSTEIN L.P. 86,900 1,101,000 0.15%
48 Candriam S.C.A. 75,000 945,000 0.13%
49 GOLDMAN SACHS GROUP INC 69,768 884,000 0.12%
50 RHUMBLINE ADVISERS 64,816 821,000 0.11%
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.