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MEDIDATA SOLUTIONS INC
MEDIDATA SOLUTIONS INC. Institutional holdings reported to the SEC.

Institutional Holders (2016Q1)
Portfolio Summary: 197 Institutional holders with a total value of $2,246,634,428.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 BROWN CAPITAL MANAGEMENT LLC 6,205,701 240,223,000 10.69%
2 FMR LLC 5,994,557 232,049,000 10.33%
3 VANGUARD GROUP INC 4,235,699 163,965,000 7.30%
4 SANDS CAPITAL MANAGEMENT, LLC 4,140,933 160,296,000 7.13%
5 BlackRock Fund Advisors 3,497,422 135,385,000 6.03%
6 COLUMBIA WANGER ASSET MANAGEMENT LLC 1,864,018 72,156,000 3.21%
7 Clearbridge Investments, LLC 1,711,638 66,258,000 2.95%
8 Champlain Investment Partners, LLC 1,412,460 54,676,000 2.43%
9 BlackRock Institutional Trust Company, N.A. 1,359,364 52,621,000 2.34%
10 Apex Capital Management 1,161,025 44,943,000 2.00%
11 STATE STREET CORP 1,154,085 44,675,000 1.99%
12 NEW YORK STATE COMMON RETIREMENT FUND 1,111,824 43,039,000 1.92%
13 Global Thematic Partners, LLC 1,083,739 41,948,000 1.87%
14 MORGAN STANLEY 1,045,806 40,482,000 1.80%
15 ZEVENBERGEN CAPITAL INVESTMENTS LLC 966,475 37,412,000 1.67%
16 JPMORGAN CHASE & CO 943,980 36,542,000 1.63%
17 ArrowMark Colorado Holdings LLC 840,435 32,533,000 1.45%
18 BROWN ADVISORY INC 821,247 31,790,000 1.42%
19 GW&K Investment Management, LLC 809,951 31,353,000 1.40%
20 Stephens Investment Management Group LLC 809,435 31,333,000 1.39%
21 DISCIPLINED GROWTH INVESTORS INC /MN 773,562 29,945,000 1.33%
22 NORTHERN TRUST CORP 755,639 29,251,000 1.30%
23 NORGES BANK 736,339 28,504,000 1.27%
24 FRONTIER CAPITAL MANAGEMENT CO LLC 715,078 27,681,000 1.23%
25 Bank of New York Mellon Corp 706,790 27,359,000 1.22%
26 Polar Capital LLP 588,765 22,788,000 1.01%
27 Conestoga Capital Advisors, LLC 517,810 20,044,000 0.89%
28 JANUS HENDERSON INVESTORS US LLC 513,142 19,864,000 0.88%
29 ROYAL BANK OF CANADA 504,136 19,514,000 0.87%
30 LOOMIS SAYLES & CO L P 500,471 19,373,000 0.86%
31 WELLS FARGO & COMPANY/MN 413,182 15,994,000 0.71%
32 AMERIPRISE FINANCIAL INC 407,015 15,755,000 0.70%
33 STRS OHIO 403,997 15,638,000 0.70%
34 WADDELL & REED FINANCIAL INC 399,056 15,447,000 0.69%
35 PRINCIPAL FINANCIAL GROUP INC 397,798 15,399,000 0.69%
36 GEODE CAPITAL MANAGEMENT, LLC 384,076 14,867,000 0.66%
37 KORNITZER CAPITAL MANAGEMENT INC /KS 376,815 14,587,000 0.65%
38 Nationwide Fund Advisors 353,984 13,722,000 0.61%
39 BANK OF AMERICA CORP /DE/ 333,148 12,897,000 0.57%
40 JANUS HENDERSON GROUP PLC 302,419 11,707,000 0.52%
41 PICTET ASSET MANAGEMENT LTD 327,302 11,292,000 0.50%
42 FRED ALGER MANAGEMENT, LLC 276,389 10,699,000 0.48%
43 IRONBRIDGE CAPITAL MANAGEMENT LP 271,475 10,509,000 0.47%
44 ROCKEFELLER FINANCIAL SERVICES INC 261,088 10,107,000 0.45%
45 RUSSELL FRANK CO/ 247,119 9,565,000 0.43%
46 Granahan Investment Management, LLC 231,344 8,955,000 0.40%
47 AMERICAN CENTURY COMPANIES INC 231,266 8,952,000 0.40%
48 BlackRock Investment Management, LLC 216,006 8,362,000 0.37%
49 Alberta Investment Management Corp 201,400 7,796,000 0.35%
50 ROYCE & ASSOCIATES LP 188,165 7,284,000 0.32%
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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.