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

Institutional Holders (2015Q3)
Portfolio Summary: 132 Institutional holders with a total value of $940,941,694.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 DEERFIELD MANAGEMENT COMPANY, L.P. 6,318,050 99,636,000 10.59%
2 GILDER GAGNON HOWE & CO LLC 5,184,950 81,767,000 8.69%
3 RS INVESTMENT MANAGEMENT CO LLC 4,087,651 64,462,000 6.85%
4 VANGUARD GROUP INC 3,881,090 61,204,000 6.50%
5 ORACLE INVESTMENT MANAGEMENT INC 3,485,078 54,960,000 5.84%
6 FMR LLC 2,610,300 41,164,000 4.37%
7 Cortina Asset Management, LLC 2,210,671 34,862,000 3.71%
8 Tamarack Capital Management, LLC 2,000,000 31,540,000 3.35%
9 BlackRock Fund Advisors 1,652,531 26,060,000 2.77%
10 BANK OF MONTREAL /CAN/ 1,625,570 25,636,000 2.72%
11 BlackRock Institutional Trust Company, N.A. 1,586,203 25,014,000 2.66%
12 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 1,369,584 21,598,000 2.30%
13 WELLS FARGO & COMPANY/MN 1,362,021 21,480,000 2.28%
14 STATE STREET CORP 1,145,281 18,065,000 1.92%
15 BROADVIEW ADVISORS LLC 1,071,750 16,901,000 1.80%
16 JENNISON ASSOCIATES LLC 1,049,780 16,555,000 1.76%
17 Point72 Asset Management, L.P. 993,500 15,667,000 1.67%
18 MILLENNIUM MANAGEMENT LLC 974,239 15,364,000 1.63%
19 BLAIR WILLIAM & CO/IL 833,098 13,137,000 1.40%
20 WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 825,292 13,015,000 1.38%
21 NORTHERN TRUST CORP 782,590 12,341,000 1.31%
22 Bank of New York Mellon Corp 725,221 11,436,000 1.22%
23 OppenheimerFunds, Inc. 713,575 11,253,000 1.20%
24 SECTORAL ASSET MANAGEMENT INC 712,329 11,233,000 1.19%
25 TIVERTON ASSET MANAGEMENT LLC 700,000 11,039,000 1.17%
26 CHARTWELL INVESTMENT PARTNERS, LLC 683,520 10,779,000 1.15%
27 DEUTSCHE BANK AG\ 659,961 10,406,000 1.11%
28 EverPoint Asset Management, LLC 650,000 10,251,000 1.09%
29 Nuveen Asset Management, LLC 465,790 7,345,000 0.78%
30 LORD, ABBETT & CO. LLC 412,666 6,507,000 0.69%
31 GEODE CAPITAL MANAGEMENT, LLC 390,775 6,162,000 0.65%
32 DAFNA Capital Management LLC 366,554 5,781,000 0.61% SH
33 PURA VIDA INVESTMENTS, LLC 310,000 4,889,000 0.52%
34 PRUDENTIAL FINANCIAL INC 307,792 4,854,000 0.52%
35 RENAISSANCE TECHNOLOGIES LLC 295,490 4,660,000 0.50%
36 DECADE CAPITAL MANAGEMENT LLC 280,000 4,416,000 0.47% Call
37 AMERIPRISE FINANCIAL INC 276,581 4,362,000 0.46%
38 First Light Asset Management, LLC 240,229 3,788,000 0.40%
39 TWO SIGMA ADVISERS, LP 233,887 3,724,000 0.40%
40 TIAA CREF INVESTMENT MANAGEMENT LLC 230,392 3,633,000 0.39%
41 Weiss Multi-Strategy Advisers LLC 230,000 3,627,000 0.39%
42 D. E. Shaw & Co., Inc. 221,758 3,497,000 0.37%
43 TWO SIGMA INVESTMENTS, LP 212,373 3,349,000 0.36%
44 BlackRock Investment Management, LLC 211,832 3,341,000 0.36%
45 MANUFACTURERS LIFE INSURANCE COMPANY, THE 202,129 3,187,000 0.34%
46 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 201,535 3,179,000 0.34%
47 Employees Retirement System of Texas 198,000 3,122,000 0.33%
48 OXFORD ASSET MANAGEMENT LLP 174,011 2,744,000 0.29%
49 GOLDMAN SACHS GROUP INC 167,500 2,641,000 0.28% Call
50 Informed Momentum Co LLC 149,065 2,351,000 0.25%
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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.