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MERCURY SYS INC COM
MERCURY SYS INC COM. Institutional holdings reported to the SEC.

Institutional Holders (2016Q1)
Portfolio Summary: 166 Institutional holders with a total value of $635,719,652.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 VANGUARD GROUP INC 2,521,210 51,181,000 8.05%
2 BARROW HANLEY MEWHINNEY & STRAUSS LLC 2,368,329 48,076,000 7.56%
3 BlackRock Fund Advisors 2,135,821 43,357,000 6.82%
4 DIMENSIONAL FUND ADVISORS LP 1,981,982 40,234,000 6.33%
5 ROYCE & ASSOCIATES LP 1,854,188 37,640,000 5.92%
6 Neuberger Berman Group LLC 1,693,749 34,383,000 5.41%
7 WADDELL & REED FINANCIAL INC 1,413,743 28,699,000 4.51%
8 ACK Asset Management LLC 1,111,400 22,561,000 3.55%
9 RENAISSANCE TECHNOLOGIES LLC 955,635 19,399,000 3.05%
10 Bank of New York Mellon Corp 933,019 18,941,000 2.98%
11 BlackRock Institutional Trust Company, N.A. 894,019 18,149,000 2.85%
12 NORTHERN TRUST CORP 680,357 13,811,000 2.17%
13 STATE STREET CORP 657,107 13,336,000 2.10%
14 KENNEDY CAPITAL MANAGEMENT LLC 612,395 12,432,000 1.96%
15 Cortina Asset Management, LLC 589,935 11,976,000 1.88%
16 Granite Investment Partners, LLC 509,808 10,349,000 1.63%
17 STATE OF WISCONSIN INVESTMENT BOARD 499,500 10,140,000 1.60%
18 D. E. Shaw & Co., Inc. 484,886 9,843,000 1.55%
19 RUTABAGA CAPITAL MANAGEMENT LLC/MA 440,653 9,263,000 1.46%
20 KILLEN GROUP INC 435,077 8,832,000 1.39%
21 DRIEHAUS CAPITAL MANAGEMENT LLC 389,541 7,908,000 1.24%
22 AMERIPRISE FINANCIAL INC 360,147 7,311,000 1.15%
23 Pier Capital, LLC 327,977 6,658,000 1.05%
24 FRANKLIN RESOURCES INC 299,200 6,074,000 0.96%
25 GEODE CAPITAL MANAGEMENT, LLC 274,923 5,580,000 0.88%
26 Boston Partners 259,100 5,260,000 0.83%
27 Aristotle Capital Boston, LLC 242,184 4,916,000 0.77%
28 Invesco Ltd. 236,212 4,795,000 0.75%
29 PRINCIPAL FINANCIAL GROUP INC 227,520 4,619,000 0.73%
30 DISCIPLINED GROWTH INVESTORS INC /MN 224,150 4,550,000 0.72%
31 RUSSELL FRANK CO/ 223,344 4,534,000 0.71%
32 UNITED SERVICES AUTOMOBILE ASSOCIATION 177,600 3,605,000 0.57%
33 MILLENNIUM MANAGEMENT LLC 176,611 3,585,000 0.56%
34 TIAA CREF INVESTMENT MANAGEMENT LLC 173,428 3,521,000 0.55%
35 AMERICAN CENTURY COMPANIES INC 168,524 3,421,000 0.54%
36 WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 168,458 3,420,000 0.54%
37 DEUTSCHE BANK AG\ 161,819 3,284,000 0.52%
38 Penn Capital Management Company, LLC 154,077 3,128,000 0.49%
39 BlackRock Investment Management, LLC 150,112 3,047,000 0.48%
40 EAGLE BOSTON INVESTMENT MANAGEMENT INC 147,986 3,004,000 0.47%
41 Elk Creek Partners, LLC 137,807 2,797,000 0.44%
42 IRONWOOD INVESTMENT MANAGEMENT LLC 135,990 2,761,000 0.43%
43 NEW YORK STATE COMMON RETIREMENT FUND 132,399 2,688,000 0.42%
44 ClariVest Asset Management LLC 122,501 2,487,000 0.39%
45 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 118,896 2,414,000 0.38%
46 FIRST TRUST ADVISORS LP 116,464 2,364,000 0.37%
47 THB ASSET MANAGEMENT 102,099 2,072,000 0.33%
48 TWO SIGMA ADVISERS, LP 96,234 1,954,000 0.31%
49 PARAMETRIC PORTFOLIO ASSOCIATES LLC 93,655 1,901,000 0.30%
50 TWO SIGMA INVESTMENTS, LP 93,253 1,893,000 0.30%
Page 1 of 4

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.