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

Institutional Holders (2016Q1)
Portfolio Summary: 148 Institutional holders with a total value of $922,126,795.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GILDER GAGNON HOWE & CO LLC 6,048,014 90,660,000 9.83%
2 DEERFIELD MANAGEMENT COMPANY, L.P. 5,506,028 82,535,000 8.95%
3 FMR LLC 4,497,210 67,413,000 7.31%
4 VANGUARD GROUP INC 4,124,080 61,820,000 6.70%
5 RS INVESTMENT MANAGEMENT CO LLC 3,178,407 47,644,000 5.17%
6 ORACLE INVESTMENT MANAGEMENT INC 2,694,636 40,393,000 4.38%
7 Invesco Ltd. 2,283,392 34,228,000 3.71%
8 Cortina Asset Management, LLC 2,034,300 30,494,000 3.31%
9 BlackRock Fund Advisors 1,705,271 25,562,000 2.77%
10 JENNISON ASSOCIATES LLC 1,704,610 25,552,000 2.77%
11 WELLS FARGO & COMPANY/MN 1,702,998 25,528,000 2.77%
12 TAMARACK ADVISERS, LP 1,700,000 25,483,000 2.76% SH
13 SECTORAL ASSET MANAGEMENT INC 1,647,309 24,693,000 2.68%
14 BlackRock Institutional Trust Company, N.A. 1,568,074 23,505,000 2.55%
15 MILLENNIUM MANAGEMENT LLC 1,490,591 22,344,000 2.42%
16 BANK OF MONTREAL /CAN/ 1,229,713 18,434,000 2.00%
17 STATE STREET CORP 1,175,252 17,612,000 1.91%
18 BLAIR WILLIAM & CO/IL 928,080 13,911,000 1.51%
19 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 918,396 13,767,000 1.49%
20 NORTHERN TRUST CORP 823,505 12,344,000 1.34%
21 OppenheimerFunds, Inc. 760,144 11,395,000 1.24%
22 Bank of New York Mellon Corp 735,206 11,020,000 1.20%
23 BROADVIEW ADVISORS LLC 715,406 10,724,000 1.16%
24 WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 596,501 8,942,000 0.97%
25 CADIAN CAPITAL MANAGEMENT, LP 483,450 7,247,000 0.79%
26 RENAISSANCE TECHNOLOGIES LLC 478,783 7,177,000 0.78%
27 Allianz Asset Management GmbH 455,249 6,824,000 0.74%
28 TWO SIGMA INVESTMENTS, LP 454,356 6,811,000 0.74%
29 GEODE CAPITAL MANAGEMENT, LLC 407,776 6,112,000 0.66%
30 DAFNA Capital Management LLC 396,554 5,944,000 0.64%
31 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 392,989 5,891,000 0.64%
32 AMERIPRISE FINANCIAL INC 364,462 5,462,000 0.59%
33 Nuveen Asset Management, LLC 336,055 5,037,000 0.55%
34 Point72 Asset Management, L.P. 325,000 4,872,000 0.53%
35 PRUDENTIAL FINANCIAL INC 324,586 4,866,000 0.53%
36 TIVERTON ASSET MANAGEMENT LLC 315,754 4,734,000 0.51%
37 NORGES BANK 299,959 4,496,000 0.49%
38 D. E. Shaw & Co., Inc. 283,346 4,247,000 0.46%
39 TWO SIGMA ADVISERS, LP 273,287 4,097,000 0.44%
40 First Light Asset Management, LLC 257,927 3,866,000 0.42%
41 CHARTWELL INVESTMENT PARTNERS, LLC 255,480 3,830,000 0.42%
42 TIAA CREF INVESTMENT MANAGEMENT LLC 240,863 3,611,000 0.39%
43 PURA VIDA INVESTMENTS, LLC 240,157 3,600,000 0.39%
44 BlackRock Investment Management, LLC 216,374 3,243,000 0.35%
45 MANUFACTURERS LIFE INSURANCE COMPANY, THE 203,268 3,041,000 0.33%
46 Employees Retirement System of Texas 198,000 2,968,000 0.32%
47 Weiss Multi-Strategy Advisers LLC 196,960 2,952,000 0.32%
48 GFS Advisors, LLC 39,529 2,637,000 0.29%
49 USCA RIA LLC 39,529 2,637,000 0.29%
50 DELTA LLOYD NV 175,000 2,623,000 0.28%
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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.