Is KOP a good stock to own? Find out who bought Koppers Holdings, who sold Koppers Holdings (KOP) stock, and who holds a large position in Koppers Holdings.

• T. Rowe Price Associates owns 2.98M shares worth $131.20M
• SOUTHERNSUN ASSET MANAGEMENT owns 2.05M shares worth $90.19M
• Vanguard owns 1.24M shares worth $54.66M
• Wellington Management Company owns 866952 shares worth $38.13M
• SMITH ASSET MANAGEMENT owns 605713 shares worth $21.46B
• Investment Counselors of Maryland owns 528075 shares worth $23.22M
• STATE STREET CORPORATION owns 459547 shares worth $20.21M
• Chartwell Investment Partners owns 302962 shares worth $13.32M
• Loomis, Sayles and owns 201135 shares worth $7.03M
• Dreman Value Management owns 199044 shares worth $8.75M
• Dalton, Greiner, Hartman, Maher & Co owns 190971 shares worth $8.40M
• Emerald Advisers owns 184976 shares worth $6.36M
• DePrince Race & Zollo owns 174316 shares worth $6.09M
• Royce & Associates owns 172892 shares worth $5.94M
• JPMORGAN CHASE & CO owns 167005 shares worth $5.67M
• ClearBridge Advisors owns 163251 shares worth $7.18M
• Cortina Asset Management owns 160894 shares worth $7.08M
• Rice Hall James & Associates owns 158499 shares worth $6.05M
• Frank Russell Company owns 155819 shares worth $7.25M
• OppenheimerFunds owns 147621 shares worth $5.02M
• Keeley Asset Management owns 145224 shares worth $5.54M
• Teachers Advisors owns 138021 shares worth $5.32M
• GOLDMAN SACHS owns 132859 shares worth $5.84M
• TIAA-CREF Investment Management owns 129870 shares worth $4.54M
• Norges Bank Investment Management owns 127704 shares worth $4.87M

• Royal Bank of Canada sold on Sept. 30, 2011
• Wells Fargo & Company sold on Sept. 30, 2011
• Principal Financial sold on June 30, 2011
• PEAK6 Investments sold on June 30, 2011
• Thomas Stevens, CFA" sold on March 31, 2011
• Munder Capital Management sold on Dec. 31, 2010
• FMR sold on Dec. 31, 2010
• Columbia Wanger Asset Management sold on Dec. 31, 2009
• Navellier & Associates sold on March 31, 2008
• Manulife Asset Management sold on Sept. 30, 2007

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• Koppers Holdings (KOP)
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