OM GROUP INC's ticker is OMG and the CUSIP is 670872100. A total of 137 filers reported holding OM GROUP INC in Q4 2014. The put-call ratio across all filers is 0.03 and the average weighting 0.2%.
Quarter-by-quarter ownership
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SPRINGOWL ASSOCIATES LLC | 51,000 | $1,677,000 | 5.95% |
| GLAZER CAPITAL, LLC | 1,082,053 | $35,589,000 | 4.43% |
| Kassirer Asset Management Corp | 181,035 | $5,954,000 | 3.97% |
| Kellner Capital, LLC | 229,000 | $7,532,000 | 3.96% |
| GABELLI & Co INVESTMENT ADVISERS, INC. | 361,919 | $11,904,000 | 1.68% |
| LONGFELLOW INVESTMENT MANAGEMENT CO LLC | 140,000 | $4,605,000 | 1.67% |
| ALPINE ASSOCIATES MANAGEMENT INC. | 1,144,979 | $37,658,000 | 1.47% |
| S. MUOIO & CO. LLC | 73,000 | $2,401,000 | 1.24% |
| SIGNIA CAPITAL MANAGEMENT LLC | 10,695 | $352,000 | 1.16% |
| AQR Arbitrage LLC | 1,671,795 | $54,985,000 | 0.67% |