| Company | CIK | Ticker Symbol | Document |
|---|---|---|---|
| GMT CAPITAL CORP | 1106191 | SC 13G/A[html] | |
| Kuno Sachiko | 1383384 | SC 13G/A[html] | |
| MIDSUMMER INVESTMENT LTD | 1312269 | SC 13G/A[html] | |
| OPPENHEIMER HOLDINGS INC | 791963 | NYSE:OPY | SC 13G/A[html] |
| S&R Technology Holdings, LLC | 1384384 | SC 13G/A[html] | |
| Sucampo Pharmaceuticals, Inc. | 1365216 | NASDAQ:SCMP | SC 13G/A[html] SC 13G/A[html] |
| VIKING SYSTEMS INC | 1065754 | SC 13G/A[html] |