Insider Trading activities at Gulfmark Offshore Inc (GMRK)

Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Gulfmark Offshore Inc (GMRK) since 2014 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Gulfmark Offshore Inc. Table 2 shows the detailed insider transactions. This company's CIK number is 1030749.

Total stock buying since 2014: $1,213,005.
Total stock sales since 2014: $732,283.
Total stock option exercises since 2014: $183,752.


8 insiders reported insider trading activities at Gulfmark Offshore Inc (GMRK):
Insider trading activities of Valutas Charles K
Insider trading activities of Raynor Geoffrey
Insider trading activities of Raging Capital Management, Llc
Insider trading activities of Rubio Samuel R
Insider trading activities of Rosenwasser David B
Insider trading activities of Gordon Sheldon S
Insider trading activities of Kneen Quintin
Insider trading activities of Kohlhagen Steven W

Table 1. Yearly summary of insider stock purchases, sales, and option exercises at Gulfmark Offshore Inc (GMRK).
Insider Buying Insider Sales Option Exercises
Year Shares Value Shares Value Shares Value
2018 0 $0 0 $0 9,858 $183,752
2017 8,334 $158,346 8,334 $158,346 0 $0
2015 89,950 $707,107 9,614 $48,137 0 $0
2014 9,000 $347,552 20,000 $525,800 0 $0

Table 2. Monthly summary of insider trading at Gulfmark Offshore Inc (GMRK).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2018-10 0 $0 0 $0 9,858 $183,752
2017-12 8,334 $158,346 8,334 $158,346 0 $0
2015-12 20,000 $96,780 9,614 $48,137 0 $0
2015-11 40,000 $197,440 0 $0 0 $0
2015-04 6,950 $95,797 0 $0 0 $0
2015-03 20,000 $268,520 0 $0 0 $0
2015-02 3,000 $48,570 0 $0 0 $0
2014-12 0 $0 20,000 $525,800 0 $0
2014-07 9,000 $347,552 0 $0 0 $0

Table 3. Detailed insider trading at Gulfmark Offshore Inc (GMRK)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2018-10-01 Rubio Samuel R (Senior VP and CFO) Option Ex 1,392 18.64 25,946
2018-10-01 Kneen Quintin (President & CEO) Option Ex 8,466 18.64 157,806
2017-12-21 Raging Capital Management, Llc Sale 8,334 19.00 158,346
2017-12-21 Raynor Geoffrey Buy 8,334 19.00 158,346
2015-12-30 Raging Capital Management, Llc Buy 20,000 4.84 96,780
2015-12-10 Gordon Sheldon S (Director) Sale 9,614 5.01 48,137
2015-11-13 Kneen Quintin (President & CEO) Buy 40,000 4.94 197,440
2015-04-28 Kohlhagen Steven W (Director) Buy 3,450 13.95 48,127
2015-04-23 Kohlhagen Steven W (Director) Buy 3,500 13.62 47,670
2015-03-26 Gordon Sheldon S (Director) Buy 20,000 13.43 268,520
2015-02-23 Valutas Charles K (Director) Buy 3,000 16.19 48,570
2014-12-04 Gordon Sheldon S (Director) Sale 20,000 26.29 525,800
2014-07-29 Rosenwasser David B (SVP & COO) Buy 4,700 38.55 181,185
2014-07-28 Rosenwasser David B (SVP & COO) Buy 4,300 38.69 166,367

Insider trading activities including stock purchases, stock sales, and option exercises of GMRK listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Gulfmark Offshore Inc (symbol GMRK, CIK number 1030749) see the Securities and Exchange Commission (SEC) website.



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