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NXSTAGE MED INC COM
NXSTAGE MED INC COM. Institutional holdings reported to the SEC.

Institutional Holders (2015Q2)
Portfolio Summary: 149 Institutional holders with a total value of $863,101,594.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 DEERFIELD MANAGEMENT COMPANY, L.P. 5,773,050 82,468,000 9.55%
2 GILDER GAGNON HOWE & CO LLC 3,873,231 55,329,000 6.41%
3 VANGUARD GROUP INC 3,748,705 53,551,000 6.20%
4 RS INVESTMENT MANAGEMENT CO LLC 3,601,254 51,444,000 5.96%
5 ORACLE INVESTMENT MANAGEMENT INC 3,572,963 51,040,000 5.91%
6 FMR LLC 2,787,840 39,824,000 4.61%
7 Cortina Asset Management, LLC 2,142,070 30,599,000 3.55%
8 CHARTWELL INVESTMENT PARTNERS, LLC 1,845,654 26,365,000 3.05%
9 BlackRock Fund Advisors 1,729,562 24,707,000 2.86%
10 BANK OF MONTREAL /CAN/ 1,711,439 24,448,000 2.83%
11 BlackRock Institutional Trust Company, N.A. 1,684,002 24,056,000 2.79%
12 Tamarack Capital Management, LLC 1,675,000 23,927,000 2.77%
13 BLAIR WILLIAM & CO/IL 1,465,214 20,930,000 2.42%
14 WELLS FARGO & COMPANY/MN 1,414,803 20,211,000 2.34%
15 LORD, ABBETT & CO. LLC 1,412,673 20,181,000 2.34%
16 Point72 Asset Management, L.P. 1,269,600 18,136,000 2.10%
17 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 1,249,709 17,852,093 2.07%
18 STATE STREET CORP 1,218,362 17,410,000 2.02%
19 SECTORAL ASSET MANAGEMENT INC 1,172,196 16,745,000 1.94%
20 BROADVIEW ADVISORS LLC 1,065,825 15,225,000 1.76%
21 JENNISON ASSOCIATES LLC 936,988 13,385,000 1.55%
22 EverPoint Asset Management, LLC 800,000 11,428,000 1.32%
23 ALTRINSIC GLOBAL ADVISORS LLC 746,300 10,661,000 1.24%
24 NORTHERN TRUST CORP 725,383 10,362,000 1.20%
25 TIVERTON ASSET MANAGEMENT LLC 700,000 10,000,000 1.16%
26 OppenheimerFunds, Inc. 686,152 9,802,000 1.14%
27 MILLENNIUM MANAGEMENT LLC 645,761 9,225,000 1.07%
28 Point72 Asset Management, L.P. 600,000 8,571,000 0.99% Call
29 First Light Asset Management, LLC 450,958 6,442,000 0.75%
30 TWO SIGMA INVESTMENTS, LP 420,605 6,008,000 0.70%
31 Nuveen Asset Management, LLC 411,680 5,881,000 0.68%
32 DEUTSCHE BANK AG\ 381,357 5,446,000 0.63%
33 GEODE CAPITAL MANAGEMENT, LLC 374,146 5,344,000 0.62%
34 DAFNA Capital Management LLC 366,554 5,236,000 0.61% SH
35 CITADEL ADVISORS LLC 353,656 5,052,000 0.59%
36 Bank of New York Mellon Corp 337,533 4,822,000 0.56%
37 Weiss Multi-Strategy Advisers LLC 272,000 3,886,000 0.45%
38 PURA VIDA INVESTMENTS, LLC 260,200 3,716,000 0.43%
39 TIAA CREF INVESTMENT MANAGEMENT LLC 239,411 3,420,000 0.40%
40 DECADE CAPITAL MANAGEMENT LLC 225,000 3,214,000 0.37% Call
41 GOLDMAN SACHS GROUP INC 221,600 3,166,000 0.37% Call
42 D. E. Shaw & Co., Inc. 218,996 3,128,000 0.36%
43 BlackRock Investment Management, LLC 216,327 3,090,000 0.36%
44 TWO SIGMA ADVISERS, LP 215,988 3,085,000 0.36%
45 MANUFACTURERS LIFE INSURANCE COMPANY, THE 201,202 2,874,000 0.33%
46 Employees Retirement System of Texas 198,000 2,828,000 0.33%
47 Skylands Capital, LLC 190,226 2,718,000 0.31%
48 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 189,332 2,705,000 0.31%
49 CLOUGH CAPITAL PARTNERS L P 186,300 2,661,000 0.31%
50 CREDIT SUISSE AG/ 161,676 2,309,000 0.27%
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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.