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Ownership Profile


Shareholder Breakdown
  Holders Values ($) % O/S Shares
Institution 220 2,222.06 99.02 43,028,036
Mutual Fund 327 1,115.20 55.23 23,997,949

Institutional Shareholder Rotation
  Holders Values Change ($) % O/S Shares Change
Buyers 86 297.87 13.22 5,743,862
Sellers 102 -263.84 11.64 -5,055,802
Net -- 34.04 1.58 688,060

Institutional Shareholder Concentration
  Values ($) % O/S Shares
Top 10 Inst. 1,197 53.13 23,087,973
Top 20 Inst. 1,687.16 74.97 32,575,660
Top 50 Inst. 2,069.80 92.17 40,049,869
Total Inst. 2,069.80 92.17 40,049,869

Institutional Shareholder Style
  Holders Values ($) % O/S Shares
Index 33 394 18.96 7,541,179
CoreGrowth 46 323 15.54 6,183,837
Growth 8 39 1.97 783,279
AggresGr 5 37 1.84 731,929
IncomeValue 6 93 4.46 1,775,124
Yield 1 0 0.02 6,604
GARP 20 562 27.17 10,809,796
HedgeFund 21 320 15.40 6,127,670
BrokerDealer 20 11 0.54 214,650
Specialty 1 1 0.03 12,462
CoreValue 25 254 12.39 4,930,101
DeepValue 5 17 0.80 316,611

Top Holders: Institutional Investor
  Shares Held % O/S Shares Change Filing Date
Fidelity Management & Research Company 6,380,180 14.68 436,900 03/31/2014
Wellington Management Company, LLP 2,599,301 5.98 476,916 03/31/2014
The Vanguard Group, Inc. 2,365,256 5.44 83,359 03/31/2014
BlackRock Institutional Trust Company, N.A. 2,324,401 5.35 134,722 03/31/2014
Citadel Investment Group, L.L.C. 1,859,644 4.28 414,493 03/31/2014
Welland (David R) 1,802,131 4.15 -55,000 01/31/2014
Wells Capital Management Inc. 1,523,738 3.51 -517,133 03/31/2014
Franklin Advisers, Inc. 1,432,865 3.30 -43,958 03/31/2014
Adage Capital Management, L.P. 1,419,317 3.27 -1,009,037 03/31/2014
MFS Investment Management 1,381,140 3.18 -218,910 03/31/2014
Carlson Capital, L.P. 1,289,498 2.97 -867,414 03/31/2014
State Street Global Advisors (US) 1,195,566 2.75 10,323 03/31/2014
T. Rowe Price Associates, Inc. 1,134,720 2.61 -876,930 03/31/2014
AllianceBernstein L.P. 1,100,632 2.53 1,064,502 03/31/2014
Lord, Abbett & Co. LLC 945,482 2.18 945,482 03/31/2014
Invesco Advisers, Inc. 924,026 2.13 133,114 03/31/2014
Wasatch Advisors, Inc. 790,728 1.82 -6,634 03/31/2014
Sooch (Navdeep S) 765,521 1.76 -74,604 01/31/2014
Invesco Management Group, Inc. 685,982 1.58 -21,184 06/30/2014
Mackenzie Financial Corporation 655,532 1.51 -247,818 03/31/2014
Dimensional Fund Advisors, L.P. 624,088 1.44 34,633 03/31/2014
Granahan Investment Management, Inc. 610,420 1.40 -4,500 06/30/2014
William Blair & Company, L.L.C. 589,487 1.36 -68,069 03/31/2014
PAR Capital Management, Inc. 516,800 1.19 164,000 03/31/2014
Loomis, Sayles & Company, L.P. 459,493 1.06 -1,400 03/31/2014
Cortina Asset Management L.L.C. 417,779 0.96 -163,802 03/31/2014
Northern Trust Investments, Inc. 380,069 0.87 64,703 03/31/2014
Norges Bank Investment Management (NBIM) 360,270 0.83 0 12/31/2013
Two Sigma Investments, LLC 327,935 0.75 77,749 03/31/2014
Balyasny Asset Management LP 251,167 0.58 106,390 03/31/2014
Forre (Geir) 239,234 0.55 239,234 01/31/2014
Westfield Capital Management Company, L.P. 202,890 0.47 202,890 03/31/2014
Geode Capital Management, L.L.C. 200,036 0.46 2,525 03/31/2014
The Boston Company Asset Management, LLC 198,321 0.46 107,123 03/31/2014
Frontier Capital Management Company, LLC 180,050 0.41 -4,320 03/31/2014
Allianz Global Investors U.S. LLC 175,635 0.40 175,635 03/31/2014
BNY Mellon Asset Management 169,953 0.39 3,999 03/31/2014
Cash (Harvey B) 167,939 0.39 5,797 01/31/2014
Capital Research Global Investors 149,000 0.34 149,000 03/31/2014
TIAA-CREF 140,449 0.32 -2,799 03/31/2014
Mellon Capital Management Corporation 135,780 0.31 -1,197 03/31/2014
New York State Common Retirement System 117,600 0.27 0 03/31/2014
Irving Magee Investment Management, LLC 113,335 0.26 0 03/31/2014
Millennium Management LLC 113,144 0.26 104,354 03/31/2014
California Public Employees' Retirement System 112,800 0.26 -22,145 03/31/2014
BlackRock Investment Management, LLC 110,290 0.25 -2,402 03/31/2014
Employees Retirement System of Texas 109,000 0.25 -7,000 03/31/2014
Fred Alger Management, Inc. 108,600 0.25 108,600 04/30/2014
Principal Global Investors (Equity) 98,995 0.23 -4,923 03/31/2014
Columbia Management Investment Advisers, LLC 93,650 0.22 -182,289 03/31/2014

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