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Ownership Profile


Shareholder Breakdown
  Holders Values ($) % O/S Shares
Institution 196 1,471,413,903.00 87.29 37,053,989
Mutual Fund 322 868,044,316.00 51.50 21,859,590

Institutional Shareholder Rotation
  Holders Values Change ($) % O/S Shares Change
Buyers 111 266,866,214.00 45.24 6,720,378
Sellers 60 -216,288,459.00 26.81 -5,446,700
Net -- 50,577,755.00 18.43 1,273,678

Institutional Shareholder Concentration
  Values ($) % O/S Shares
Top 10 Inst. 816,966,935 48.47 20,573,330
Top 20 Inst. 1,117,657,330.00 66.31 28,145,488
Top 50 Inst. 1,351,536,723.00 80.18 34,035,173
Total Inst. 1,471,413,903.00 87.29 37,053,989

Institutional Shareholder Style
  Holders Values ($) % O/S Shares
Growth 103 772,909,047 52.53 19,463,839
GARP 32 44,289,753 3.01 1,115,330
Value 21 49,268,953 3.35 1,240,719
Yield 15 84,602,553 5.75 2,130,510
Aggressive Growth 14 296,435,705 20.15 7,465,014
Index 11 223,907,892 15.22 5,638,577

Top Holders: Institutional Investor
  Shares Held % O/S Shares Change Filing Date
Fidelity Management & Research Co. 5,527,880 13.02 0 03/31/2013
T. Rowe Price Associates, Inc. 2,390,550 5.63 -3,424,500 03/31/2013
The Vanguard Group, Inc. 2,106,898 4.96 -56,209 03/31/2013
BlackRock Fund Advisors 2,037,616 4.80 85,364 03/31/2013
Franklin Advisers, Inc. 1,991,656 4.69 -80,081 03/31/2013
Citadel Advisors LLC 1,680,106 3.96 270,425 03/31/2013
Wells Capital Management, Inc. 1,239,859 2.92 1,239,859 03/31/2013
Adage Capital Management LP 1,228,707 2.90 757,207 03/31/2013
Wasatch Advisors, Inc. 1,205,202 2.84 23,160 03/31/2013
SSgA Funds Management, Inc. 1,164,856 2.74 28,307 03/31/2013
William Blair & Co. LLC (Investment Management) 1,104,701 2.60 -1,037,413 03/31/2013
Alkeon Capital Management LLC 918,850 2.17 619,850 03/31/2013
Columbia Management Investment Advisers LLC 826,677 1.95 177,280 03/31/2013
Invesco Advisers, Inc. 814,103 1.92 814,103 03/31/2013
Carlson Capital LP 801,336 1.89 359,346 03/31/2013
Oppenheimer Asset Management, Inc. 738,189 1.74 465,050 03/31/2013
Cortina Asset Management LLC 637,002 1.50 -18,266 03/31/2013
Granahan Investment Management, Inc. 611,420 1.44 85,000 03/31/2013
Century Capital Management LLC 594,748 1.40 -9,325 03/31/2013
Dimensional Fund Advisors, Inc. 525,132 1.24 43,474 03/31/2013
Mackenzie Financial Corp. 469,050 1.11 0 03/31/2013

Ownership data is provided by FactSet, a third party service, and Silicon Laboratories Inc. does not maintain or provide information directly to this service.