Dark
Light
System
Security
ICON PLC
ICON PLC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q1)
Portfolio Summary: 199 Institutional holders with a total value of $2,568,382,743.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 EARNEST PARTNERS LLC 5,669,846 269,601,000 10.50%
2 Neuberger Berman Group LLC 5,400,746 256,805,000 10.00%
3 WASATCH ADVISORS LP 2,884,186 137,143,000 5.34%
4 ALLIANCEBERNSTEIN L.P. 2,295,782 109,164,000 4.25%
5 Boston Partners 1,889,803 89,860,000 3.50%
6 KORNITZER CAPITAL MANAGEMENT INC /KS 1,750,450 83,234,000 3.24%
7 WESTFIELD CAPITAL MANAGEMENT CO LP 1,722,379 81,899,000 3.19%
8 COLUMBUS CIRCLE INVESTORS 1,474,927 70,133,000 2.73%
9 BAMCO INC /NY/ 1,430,000 67,996,000 2.65%
10 WELLINGTON MANAGEMENT GROUP LLP 1,329,834 63,234,000 2.46%
11 CHARTWELL INVESTMENT PARTNERS/PA 1,027,905 48,877,000 1.90%
12 WELLS FARGO & COMPANY/MN 1,014,745 48,250,000 1.88%
13 KALMAR INVESTMENTS INC /DE/ 1,005,260 47,800,000 1.86%
14 MILLENNIUM MANAGEMENT LLC 956,465 45,480,000 1.77%
15 Robert W. Baird & Co. Inc 940,627 44,727,000 1.74%
16 OppenheimerFunds, Inc. 864,640 41,114,000 1.60%
17 Invesco Ltd. 812,492 38,634,000 1.50%
18 AMERICAN CAPITAL MANAGEMENT INC 768,435 36,539,000 1.42%
19 Stephens Investment Management Group LLC 718,002 34,141,000 1.33%
20 JENNISON ASSOCIATES LLC 717,424 34,114,000 1.33%
21 RENAISSANCE TECHNOLOGIES LLC 712,260 33,868,000 1.32%
22 SEI TRUST CO 642,263 30,540,000 1.19%
23 RUSSELL FRANK CO/ 629,092 29,914,000 1.16%
24 AMERIPRISE FINANCIAL INC 628,100 29,867,000 1.16%
25 D. E. Shaw & Co., Inc. 570,635 27,133,000 1.06%
26 EAGLE ASSET MANAGEMENT INC 519,174 24,686,000 0.96%
27 FRED ALGER MANAGEMENT, LLC 460,916 21,917,000 0.85%
28 JANUS HENDERSON GROUP PLC 459,785 21,858,000 0.85%
29 BANK OF MONTREAL /CAN/ 449,028 21,351,000 0.83%
30 Penn Capital Management Company, LLC 443,897 21,107,000 0.82%
31 HealthCor Management, L.P. 434,400 20,656,000 0.80%
32 PALISADE CAPITAL MANAGEMENT, LP 425,984 20,256,000 0.79%
33 BRAUN STACEY ASSOCIATES INC 415,405 19,753,000 0.77%
34 Artisan Partners Limited Partnership 406,514 19,330,000 0.75%
35 OBERWEIS ASSET MANAGEMENT INC/ 406,300 19,320,000 0.75%
36 Perkins Investment Management, LLC 399,516 18,997,000 0.74%
37 BLACKROCK ADVISORS LLC 387,595 18,430,000 0.72%
38 DALTON GREINER HARTMAN MAHER & CO 370,557 17,620,000 0.69%
39 MANAGED ACCOUNT ADVISORS LLC 368,568 17,526,000 0.68%
40 Allianz Asset Management GmbH 333,395 15,853,000 0.62%
41 SENTINEL ASSET MANAGEMENT, INC. 304,250 14,467,000 0.56%
42 MACQUARIE GROUP LTD 297,254 14,134,000 0.55%
43 TWO SIGMA INVESTMENTS, LP 293,228 13,943,000 0.54%
44 GUGGENHEIM CAPITAL LLC 285,754 13,587,000 0.53%
45 DECADE CAPITAL MANAGEMENT LLC 250,842 11,928,000 0.46%
46 BOGLE INVESTMENT MANAGEMENT L P /DE/ 250,139 11,894,000 0.46%
47 Pier Capital, LLC 247,566 11,772,000 0.46%
48 FIL Ltd 244,902 11,645,000 0.45%
49 ArrowMark Colorado Holdings LLC 244,000 11,602,000 0.45%
50 1832 Asset Management L.P. 250,000 11,513,000 0.45%
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.