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

Institutional Holders (2014Q2)
Portfolio Summary: 200 Institutional holders with a total value of $2,186,660,026.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SANDS CAPITAL MANAGEMENT, LLC 4,720,008 202,064,000 9.24%
2 VANGUARD GROUP INC 3,423,029 146,540,000 6.70%
3 BlackRock Fund Advisors 2,719,905 116,439,000 5.32%
4 PRICE T ROWE ASSOCIATES INC /MD/ 2,621,400 112,222,000 5.13%
5 EAGLE ASSET MANAGEMENT INC 2,311,546 98,957,000 4.53%
6 Clearbridge Investments, LLC 2,228,631 95,408,000 4.36%
7 MORGAN STANLEY 1,957,180 83,786,000 3.83%
8 WELLS FARGO & COMPANY/MN 1,948,037 83,395,000 3.81%
9 FMR LLC 1,738,658 74,432,000 3.40%
10 BlackRock Institutional Trust Company, N.A. 1,403,761 60,095,000 2.75%
11 ZEVENBERGEN CAPITAL INVESTMENTS LLC 1,379,955 59,076,000 2.70%
12 COLUMBIA WANGER ASSET MANAGEMENT LLC 1,360,500 58,243,000 2.66%
13 STATE STREET CORP 1,167,345 49,972,000 2.29%
14 KORNITZER CAPITAL MANAGEMENT INC /KS 1,118,964 47,903,000 2.19%
15 Stephens Investment Management Group LLC 897,353 38,416,000 1.76%
16 NEW YORK STATE COMMON RETIREMENT FUND 819,564 35,086,000 1.60%
17 WADDELL & REED FINANCIAL INC 694,383 29,726,000 1.36%
18 Global Thematic Partners, LLC 665,561 28,493,000 1.30%
19 NORTHERN TRUST CORP 656,943 28,123,000 1.29%
20 AMERIPRISE FINANCIAL INC 640,062 27,402,000 1.25%
21 NEXT CENTURY GROWTH INVESTORS LLC 610,268 26,125,000 1.19%
22 GW&K Investment Management, LLC 583,293 24,971,000 1.14%
23 Bank of New York Mellon Corp 573,365 24,546,000 1.12%
24 Calamos Advisors LLC 540,709 23,148,000 1.06%
25 ROYAL BANK OF CANADA 537,707 23,019,000 1.05%
26 Conestoga Capital Advisors, LLC 492,550 21,086,000 0.96%
27 DEUTSCHE BANK AG\ 489,165 20,939,000 0.96%
28 NEW SOUTH CAPITAL MANAGEMENT INC 474,726 20,323,000 0.93%
29 Cupps Capital Management, LLC 472,208 20,215,000 0.92%
30 ArrowMark Colorado Holdings LLC 454,898 19,474,000 0.89%
31 TEACHERS ADVISORS, LLC 450,689 19,294,000 0.88%
32 DIMENSIONAL FUND ADVISORS LP 435,582 18,647,000 0.85%
33 Alberta Investment Management Corp 371,460 15,902,000 0.73%
34 GENEVA CAPITAL MANAGEMENT LLC 367,176 15,719,000 0.72%
35 NORGES BANK 364,151 15,590,000 0.71%
36 PRINCIPAL FINANCIAL GROUP INC 320,745 13,731,000 0.63%
37 STRS OHIO 304,397 13,031,000 0.60%
38 DISCIPLINED GROWTH INVESTORS INC /MN 292,795 12,535,000 0.57%
39 GEODE CAPITAL MANAGEMENT, LLC 283,592 12,140,000 0.56%
40 IRONBRIDGE CAPITAL MANAGEMENT LP 270,915 11,598,000 0.53%
41 MANAGED ACCOUNT ADVISORS LLC 269,997 11,558,000 0.53%
42 RUSSELL FRANK CO/ 226,715 10,176,000 0.47%
43 BAMCO INC /NY/ 230,635 9,873,000 0.45%
44 Champlain Investment Partners, LLC 230,065 9,849,000 0.45%
45 Nicholas Investment Partners, LP 219,775 9,409,000 0.43%
46 AXA S.A. 214,000 9,161,000 0.42%
47 TIAA CREF INVESTMENT MANAGEMENT LLC 209,298 8,960,000 0.41%
48 PUTNAM INVESTMENTS LLC 205,317 8,790,000 0.40%
49 PRUDENTIAL FINANCIAL INC 193,854 8,299,000 0.38%
50 PICTET ASSET MANAGEMENT LTD 191,497 8,198,000 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.