|
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 12/31/2017 | GULFMARK OFFSHORE INC | GLF | 0 | -277,793 | 0 | -51,000 | |
| 09/30/2017 | GULFMARK OFFSHORE INC | GLF | 277,793 | 0 | 51,000 | 50,942 | $0.18 |
| 06/30/2017 | GULFMARK OFFSHORE INC | GLF | 277,793 | 0 | 58 | -91,942 | $0.00 |
| 03/31/2017 | GULFMARK OFFSHORE INC | GLF | 277,793 | 277,793 | 92,000 | 92,000 | $0.33 |
| 06/30/2013 | GULFMARK OFFSHORE INC | GLF | 0 | -617,400 | 0 | -24,054,000 | |
| 03/31/2013 | GULFMARK OFFSHORE INC | GLF | 617,400 | 0 | 24,054,000 | 2,785,000 | $38.96 |
| 12/31/2012 | GULFMARK OFFSHORE INC | GLF | 617,400 | 16,100 | 21,269,000 | 1,402,000 | $34.45 |
| 09/30/2012 | GULFMARK OFFSHORE INC | GLF | 601,300 | 57,800 | 19,867,000 | 1,366,000 | $33.04 |
| 06/30/2012 | GULFMARK OFFSHORE INC | GLF | 543,500 | 73,500 | 18,501,000 | -3,100,000 | $34.04 |
| 03/31/2012 | GULFMARK OFFSHORE INC | GLF | 470,000 | -134,851 | 21,601,000 | -3,809,000 | $45.96 |
| 12/31/2011 | GULFMARK OFFSHORE INC | GLF | 604,851 | 0 | 25,410,000 | 3,430,000 | $42.01 |
| 09/30/2011 | GULFMARK OFFSHORE INC | GLF | 604,851 | 0 | 21,980,000 | -4,748,000 | $36.34 |
| 06/30/2011 | GULFMARK OFFSHORE INC | GLF | 604,851 | 52,751 | 26,728,000 | 2,154,000 | $44.19 |
| 03/31/2011 | GULFMARK OFFSHORE INC | GLF | 552,100 | 0 | 24,574,000 | 7,790,000 | $44.51 |
| 12/31/2010 | GULFMARK OFFSHORE INC | GLF | 552,100 | 0 | 16,784,000 | -177,000 | $30.40 |
| 09/30/2010 | GULFMARK OFFSHORE INC | GLF | 552,100 | 0 | 16,961,000 | 2,496,000 | $30.72 |
| 06/30/2010 | GULFMARK OFFSHORE INC | GLF | 552,100 | 552,100 | 14,465,000 | 14,465,000 | $26.20 |
| 03/31/2010 | GULFMARK OFFSHORE INC | GLF | 552,100 | 552,100 | 14,658,000 | 14,658,000 | $26.55 |
| << Prev Next >> |
|
|