Granahan Investment Management - OM GROUP INC ownership

OM GROUP INC's ticker is OMG and the CUSIP is 670872100. A total of 164 filers reported holding OM GROUP INC in Q3 2015. The put-call ratio across all filers is 2.03 and the average weighting 0.2%.

Quarter-by-quarter ownership
Granahan Investment Management ownership history of OM GROUP INC
ValueSharesWeighting
Q2 2015$23,813,000
-44.2%
708,722
-50.1%
0.67%
-44.8%
Q1 2015$42,687,000
+0.4%
1,421,462
-0.3%
1.22%
-1.5%
Q4 2014$42,503,000
+14.0%
1,426,289
-0.8%
1.24%
+7.7%
Q3 2014$37,292,000
-20.2%
1,437,073
-0.2%
1.15%
-15.5%
Q2 2014$46,713,000
-3.9%
1,440,429
-1.6%
1.36%
+4.0%
Q1 2014$48,634,000
+44.1%
1,463,988
+57.9%
1.31%
+50.9%
Q4 2013$33,748,000
+38.6%
926,891
+28.5%
0.87%
+34.2%
Q3 2013$24,357,000
+57.3%
721,050
+44.0%
0.65%
+45.1%
Q2 2013$15,482,000500,7000.45%
Other shareholders
OM GROUP INC shareholders Q3 2015
NameSharesValueWeighting ↓
SPRINGOWL ASSOCIATES LLC 51,000$1,677,0005.95%
GLAZER CAPITAL, LLC 1,082,053$35,589,0004.43%
Kassirer Asset Management Corp 181,035$5,954,0003.97%
Kellner Capital, LLC 229,000$7,532,0003.96%
GABELLI & Co INVESTMENT ADVISERS, INC. 361,919$11,904,0001.68%
LONGFELLOW INVESTMENT MANAGEMENT CO LLC 140,000$4,605,0001.67%
ALPINE ASSOCIATES MANAGEMENT INC. 1,144,979$37,658,0001.47%
S. MUOIO & CO. LLC 73,000$2,401,0001.24%
SIGNIA CAPITAL MANAGEMENT LLC 10,695$352,0001.16%
AQR Arbitrage LLC 1,671,795$54,985,0000.67%
View complete list of OM GROUP INC shareholders