SIMPLEX TRADING, LLC - MEADWESTVACO CORP ownership

MEADWESTVACO CORP's ticker is 4107PS and the CUSIP is 583334107. A total of 365 filers reported holding MEADWESTVACO CORP in Q2 2015. The put-call ratio across all filers is 0.26 and the average weighting 0.3%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of MEADWESTVACO CORP
ValueSharesWeighting
Q2 2015$19,000
-78.2%
423
-78.4%
0.00%
-81.8%
Q4 2014$87,0001,9570.01%
Other shareholders
MEADWESTVACO CORP shareholders Q2 2015
NameSharesValueWeighting ↓
Starboard Value LP 8,836,440$416,992,0009.40%
Brenner West Capital Advisors 1,597,884$75,404,0008.73%
WATER ISLAND CAPITAL LLC 3,575,959$168,749,505,0006.80%
Chapter IV Investors, LLC 368,000$17,366,0005.50%
WCG Management, L.P. 238,000$11,308,0004.95%
Capital Innovations LLC 95,718$4,517,0004.36%
OSKIE CAPITAL MANAGEMENT, LLC 227,966$10,758,0004.31%
Breithorn Capital Management 106,550$5,028,0003.20%
Kellner Capital, LLC 125,600$5,927,0003.12%
K2 PRINCIPAL FUND, L.P. 280,761$13,249,0002.38%
View complete list of MEADWESTVACO CORP shareholders