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MASIMO CORP COM
MASIMO CORP COM. Institutional holdings reported to the SEC.

Institutional Holders (2015Q2)
Portfolio Summary: 204 Institutional holders with a total value of $1,586,554,522.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 JANUS HENDERSON INVESTORS US LLC 4,259,993 165,032,000 10.40%
2 VANGUARD GROUP INC 3,448,571 133,597,000 8.42%
3 BlackRock Fund Advisors 2,815,204 109,061,000 6.87%
4 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 1,928,422 74,707,068 4.71%
5 Camber Capital Management LP 1,900,000 73,606,000 4.64%
6 Champlain Investment Partners, LLC 1,263,100 48,932,000 3.08%
7 DIMENSIONAL FUND ADVISORS LP 1,242,331 48,128,000 3.03%
8 BlackRock Institutional Trust Company, N.A. 1,147,048 44,437,000 2.80%
9 SCHRODER INVESTMENT MANAGEMENT GROUP 1,006,254 38,791,000 2.44%
10 VOYA INVESTMENT MANAGEMENT LLC 998,361 38,677,000 2.44%
11 HERMES INVESTMENT MANAGEMENT LTD 895,545 34,693,000 2.19%
12 WESTFIELD CAPITAL MANAGEMENT CO LP 892,988 34,594,000 2.18%
13 STATE STREET CORP 861,001 33,355,000 2.10%
14 FULLER & THALER ASSET MANAGEMENT, INC. 819,439 31,745,000 2.00%
15 BLACKROCK ADVISORS LLC 771,593 29,891,000 1.88%
16 Boston Trust Walden Corp 749,049 29,018,000 1.83%
17 D. E. Shaw & Co., Inc. 686,952 26,613,000 1.68%
18 Century Capital Management, LLC 599,740 23,234,000 1.46%
19 BERNZOTT CAPITAL ADVISORS 594,590 23,034,000 1.45%
20 NORTHERN TRUST CORP 569,844 22,076,000 1.39%
21 Bank of New York Mellon Corp 535,314 20,739,000 1.31%
22 NORGES BANK 497,878 19,288,000 1.22%
23 ROYAL BANK OF CANADA 494,392 19,152,000 1.21%
24 BlackRock Group LTD 484,677 18,776,000 1.18%
25 AMERIPRISE FINANCIAL INC 464,203 17,983,000 1.13%
26 GEODE CAPITAL MANAGEMENT, LLC 427,313 16,554,000 1.04%
27 FMR LLC 403,476 15,631,000 0.99%
28 MORGAN STANLEY 400,150 15,502,000 0.98%
29 JANUS HENDERSON GROUP PLC 378,970 14,681,000 0.93%
30 TIVERTON ASSET MANAGEMENT LLC 360,200 13,954,000 0.88%
31 BNP Paribas Asset Management Holding S.A. 357,645 13,855,000 0.87%
32 ROCKEFELLER FINANCIAL SERVICES INC 356,714 13,819,000 0.87%
33 DEUTSCHE BANK AG\ 321,807 12,465,000 0.79%
34 ROYCE & ASSOCIATES LP 321,000 12,436,000 0.78%
35 PRUDENTIAL FINANCIAL INC 301,208 11,669,000 0.74%
36 PRINCIPAL FINANCIAL GROUP INC 297,212 11,514,000 0.73%
37 PRICE T ROWE ASSOCIATES INC /MD/ 274,530 10,635,000 0.67%
38 SECTOR GAMMA AS 272,623 10,561,000 0.67%
39 MANAGED ACCOUNT ADVISORS LLC 267,129 10,349,000 0.65%
40 NEW AMSTERDAM PARTNERS LLC/NY 242,744 9,404,000 0.59%
41 Invesco Ltd. 225,089 8,720,000 0.55%
42 BlackRock Investment Management, LLC 214,399 8,306,000 0.52%
43 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 188,648 7,309,000 0.46%
44 PARAMETRIC PORTFOLIO ASSOCIATES LLC 180,321 6,986,000 0.44%
45 Tributary Capital Management, LLC 178,324 6,908,000 0.44%
46 TIAA CREF INVESTMENT MANAGEMENT LLC 168,458 6,526,000 0.41%
47 Wilmington Savings Fund Society, FSB 160,923 6,234,000 0.39%
48 RENAISSANCE TECHNOLOGIES LLC 155,600 6,028,000 0.38%
49 NEW YORK STATE COMMON RETIREMENT FUND 152,465 5,906,000 0.37%
50 WELLS FARGO & COMPANY/MN 151,215 5,859,000 0.37%
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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.