Notable Holders of Hutchinson Technology, Inc. (HTCH)

  |   Expand Research on HTCH   |   * Does Not Fully Represent All Holders
Fund Title Shares % Owned Source
RENAISSANCE TECHNOLOGIES LLC COM 2,968,297 10.58% 13F
DIMENSIONAL FUND ADVISORS LP COM 2,066,239 7.37% 13F
VANGUARD GROUP INC COM 1,136,973 4.05% 13F
NEEDHAM INVESTMENT MANAGEMENT LLC COM 1,045,000 3.72% 13F
BlackRock Institutional Trust Company, N.A. COM 834,934 2.98% 13F
TFS CAPITAL LLC COM 354,787 1.26% 13F
Susquehanna International Group, LLP (PUT) COM 330,300 1.18% 13F
US BANCORP \DE\ COMMON STOCK 258,609 0.92% 13F
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS COM 254,214 0.91% 13F
CNH PARTNERS LLC COM 236,795 0.84% 13F
SPARK LP /DE COM 220,300 0.79% 13F
GEODE CAPITAL MANAGEMENT LLC COM 191,448 0.68% 13F
PEAK6 Investments, L.P. COM 160,000 0.57% 13F
AMERIPRISE FINANCIAL INC COM 142,700 0.51% 13F
GROUP ONE TRADING, L.P. (PUT) COM 108,400 0.39% 13F
BANK OF OKLAHOMA NATIONAL ASSOCIATION / COM 102,558 0.37% 13F
Potomac Capital Management, Inc. COMM 89,345 0.32% 13F
GABELLI FUNDS LLC COM 88,000 0.31% 13F
BlackRock Fund Advisors COM 86,106 0.31% 13F
NORTHERN TRUST CORP COM 85,302 0.30% 13F
Bank of New York Mellon CORP COM 62,630 0.22% 13F
CSS LLC/IL COM 61,000 0.22% 13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM COM 56,000 0.20% 13F
TWO SIGMA ADVISERS, LLC COM 50,155 0.18% 13F
Telemetry Investments, L.L.C. COM 48,712 0.17% 13F
Invesco Ltd. COM 46,109 0.16% 13F
DEUTSCHE BANK AG\ COM 38,779 0.14% 13F
SIMPLEX TRADING, LLC COM 32,994 0.12% 13F
KNIGHT CAPITAL GROUP, INC. COM 32,002 0.11% 13F
Rotella Robert P CMN 28,578 0.10% 13F
Citadel (PUT) Cmn 28,400 0.10% 13F
BerganKDV Wealth Management, LLC COM 24,000 0.09% 13F
FIRST NEW YORK SECURITIES LLC /NY COM 19,894 0.07% 13F
Goldman Sachs Asset Management, L.P. CMN 18,962 0.07% 13F
PRICE T ROWE ASSOCIATES INC /MD/ COMM STK 18,800 0.07% 13F
Airain ltd Com 18,393 0.07% 13F
S. MUOIO & CO. LLC COMM 16,155 0.06% 13F
CONNOR CLARK & LUNN INVESTMENT MANAGEMENT LTD COM 16,100 0.06% 13F
Evercore Wealth Management, LLC COM 15,000 0.05% 13F
TWO SIGMA INVESTMENTS LLC COM 14,088 0.05% 13F
TWO SIGMA SECURITIES, LLC COM 12,500 0.04% 13F
STATE STREET CORP Common equity shares 12,454 0.04% 13F
WHITE PINE CAPITAL LLC COM 12,200 0.04% 13F
GAMCO Investors COM 12,000 0.04% 13F
PARAMETRIC PORTFOLIO ASSOCIATES Common Stock 11,562 0.04% 13F
Acrospire Investment Management LLC CMN 10,238 0.04% 13F
KBC Group NV COM 9,920 0.04% 13F
BLACKROCK ADVISORS LLC COM 7,004 0.02% 13F
FNY Managed Accounts LLC COM 6,200 0.02% 13F
ROYAL BANK OF CANADA \ COM 6,000 0.02% 13F
BlackRock Investment Management, LLC COM 5,795 0.02% 13F
Nationwide Fund Advisors COMMON STOCK 4,426 0.02% 13F
EARNEST PARTNERS LLC COM 2,200 0.01% 13F
Cutler Group LP COM 2,000 0.01% 13F
Creative Planning COM 1,300 0.00% 13F
BANK OF AMERICA CORP /DE/ COM 1,130 0.00% 13F
ENVESTNET ASSET MANAGEMENT INC COM 1,000 0.00% 13F
LADENBURG THALMANN FINANCIAL SERVICES INC COM 925 0.00% 13F
Tower Research Capital LLC COM 652 0.00% 13F
MANUFACTURERES LIFE INSURANCE CO COM 234 0.00% 13F
UBS AG (PUT) COM 100 0.00% 13F
MetLife Securities, Inc COM 100 0.00% 13F
WELLS FARGO & CO/MN COM 1 0.00% 13F
WESTCLIFF CAPITAL MANAGEMENT LLC/CA COM 0 0.00% 13F