Dark
Light
System
Security
MEDIDATA SOLUTIONS INC
MEDIDATA SOLUTIONS INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q3)
Portfolio Summary: 207 Institutional holders with a total value of $2,494,806,784.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SANDS CAPITAL MANAGEMENT, LLC 4,866,217 215,525,000 8.64%
2 BROWN CAPITAL MANAGEMENT LLC 4,747,237 210,255,000 8.43%
3 VANGUARD GROUP INC 3,452,527 152,913,000 6.13%
4 BlackRock Fund Advisors 2,778,347 123,053,000 4.93%
5 PRICE T ROWE ASSOCIATES INC /MD/ 2,616,100 115,867,000 4.64%
6 EAGLE ASSET MANAGEMENT INC 2,305,198 102,097,000 4.09%
7 Clearbridge Investments, LLC 2,223,432 98,476,000 3.95%
8 FMR LLC 2,141,250 94,836,000 3.80%
9 MORGAN STANLEY 1,919,227 85,002,000 3.41%
10 COLUMBIA WANGER ASSET MANAGEMENT LLC 1,793,500 79,434,000 3.18%
11 KORNITZER CAPITAL MANAGEMENT INC /KS 1,542,565 68,320,000 2.74%
12 BlackRock Institutional Trust Company, N.A. 1,358,360 60,162,000 2.41%
13 STATE STREET CORP 1,151,340 50,992,000 2.04%
14 WELLS FARGO & COMPANY/MN 1,130,544 50,071,000 2.01%
15 ZEVENBERGEN CAPITAL INVESTMENTS LLC 1,119,680 49,591,000 1.99%
16 Global Thematic Partners, LLC 1,116,358 49,445,000 1.98%
17 Stephens Investment Management Group LLC 971,642 43,034,000 1.72%
18 NEW YORK STATE COMMON RETIREMENT FUND 855,789 37,903,000 1.52%
19 NORTHERN TRUST CORP 723,215 32,030,000 1.28%
20 LORD, ABBETT & CO. LLC 706,615 31,296,000 1.25%
21 WADDELL & REED FINANCIAL INC 694,934 30,778,000 1.23%
22 ROYAL BANK OF CANADA 600,262 26,585,000 1.07%
23 GW&K Investment Management, LLC 595,984 26,396,000 1.06%
24 Bank of New York Mellon Corp 574,710 25,454,000 1.02%
25 DEUTSCHE BANK AG\ 538,409 23,844,000 0.96%
26 Conestoga Capital Advisors, LLC 511,523 22,655,000 0.91%
27 AMERIPRISE FINANCIAL INC 499,066 22,104,000 0.89%
28 Calamos Advisors LLC 488,075 21,617,000 0.87%
29 STRS OHIO 485,797 21,516,000 0.86%
30 Champlain Investment Partners, LLC 452,755 20,053,000 0.80%
31 NEW SOUTH CAPITAL MANAGEMENT INC 449,122 19,891,000 0.80%
32 Cupps Capital Management, LLC 442,029 19,577,000 0.78%
33 NORGES BANK 414,723 18,368,000 0.74%
34 Alberta Investment Management Corp 371,460 16,452,000 0.66%
35 GENEVA CAPITAL MANAGEMENT LLC 360,710 15,976,000 0.64%
36 PRINCIPAL FINANCIAL GROUP INC 336,713 14,913,000 0.60%
37 ArrowMark Colorado Holdings LLC 323,018 14,306,000 0.57%
38 MANAGED ACCOUNT ADVISORS LLC 294,156 13,028,000 0.52%
39 DISCIPLINED GROWTH INVESTORS INC /MN 290,195 12,853,000 0.52%
40 KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 290,044 12,846,000 0.51%
41 GEODE CAPITAL MANAGEMENT, LLC 289,263 12,811,000 0.51%
42 IRONBRIDGE CAPITAL MANAGEMENT LP 285,830 12,659,000 0.51%
43 TEACHERS ADVISORS, LLC 270,635 11,986,000 0.48%
44 Century Capital Management, LLC 241,527 10,697,000 0.43%
45 FRONTIER CAPITAL MANAGEMENT CO LLC 217,574 9,636,000 0.39%
46 TIAA CREF INVESTMENT MANAGEMENT LLC 205,148 9,086,000 0.36%
47 PICTET ASSET MANAGEMENT LTD 203,957 9,033,000 0.36%
48 PUTNAM INVESTMENTS LLC 203,312 9,004,000 0.36%
49 BAMCO INC /NY/ 193,346 8,563,000 0.34%
50 PRUDENTIAL FINANCIAL INC 192,530 8,527,000 0.34%
Page 1 of 5

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.