WELLINGTON MANAGEMENT GROUP LLP - MATERIAL SCIENCES CORP ownership

MATERIAL SCIENCES CORP's ticker is MASC and the CUSIP is 576674105. A total of 42 filers reported holding MATERIAL SCIENCES CORP in Q2 2013. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
WELLINGTON MANAGEMENT GROUP LLP ownership history of MATERIAL SCIENCES CORP
ValueSharesWeighting
Q4 2013$7,060,000
+5.7%
597,774
-16.1%
0.00%0.0%
Q3 2013$6,681,000
-20.8%
712,274
-15.1%
0.00%
-33.3%
Q2 2013$8,435,000838,4770.00%
Other shareholders
MATERIAL SCIENCES CORP shareholders Q2 2013
NameSharesValueWeighting ↓
GREENWOOD INVESTMENTS, INC. 682,045$8,055,0005.32%
Minerva Advisors LLC 254,440$2,980,0001.73%
Oppenheimer & Close, LLC 150,200$1,774,0001.53%
PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. 461,421$5,449,0000.73%
IRONWOOD INVESTMENT MANAGEMENT LLC 390,875$4,616,0000.64%
Covey Capital Advisors, LLC 69,732$824,0000.47%
North Star Investment Management Corp. 62,320$736,0000.16%
Teton Advisors, Inc. 175,000$2,067,0000.15%
RBF Capital, LLC 33,857$400,0000.10%
Avenir Corp 82,600$976,0000.09%
View complete list of MATERIAL SCIENCES CORP shareholders