Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
2017-12-21 Sale | 2017-12-26 5:27 pm | GULFMARK OFFSHORE INC | GLF | MARTIN WILLIAM C Raging Capital Management LLC Director 10% Owner | 8,334 | $19 | $158,346 | 2,350,054 (Indirect Direct) | View |
2017-12-21 Purchase | 2017-12-26 2:45 pm | GULFMARK OFFSHORE INC | GLF | CAPTAIN Q LLC Renegade Swish LLC RAYNOR GEOFFREY Director 10% Owner | 8,334 | $19 | $158,346 | 1,177,150 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
2018-11-15 Disposition | 2018-11-19 7:20 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | TRAUB KENNETH H See Remarks | 5,875 | $0 | 0 (Direct) | View |
2018-11-15 Equity Swap | 2018-11-19 7:16 pm | 2017-11-14 N/A | GULFMARK OFFSHORE INC | GLF | MARTIN WILLIAM C Raging Capital Management LLC Director 10% Owner | 2,350,054 | $0 | 0 (Indirect) | View |
2018-11-15 Disposition | 2018-11-19 4:24 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | CAPTAIN Q LLC Renegade Swish LLC RAYNOR GEOFFREY Director 10% Owner | 1,183,025 | $0 | 0 (Direct) | View |
2018-11-15 Disposition | 2018-11-15 4:18 pm | 2017-11-14 2024-11-14 | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 51,937 | $0 | 0 (Direct) | View |
2018-11-15 Disposition | 2018-11-15 4:18 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Shivram Krishna Director | 5,875 | $0 | 0 (Direct) | View |
2018-11-15 Disposition | 2018-11-15 4:18 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | RASPINO LOUIS Director | 6,855 | $0 | 0 (Direct) | View |
2018-11-15 Disposition | 2018-11-15 4:18 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MCCARTY SCOTT Director | 5,875 | $0 | 0 (Indirect) | View |
2018-11-15 Disposition | 2018-11-15 4:17 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | DiPiero Domenic Matthew Director | 5,875 | $0 | 0 (Direct) | View |
2018-11-15 Disposition | 2018-11-15 4:17 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | DAVIS EUGENE I Director | 5,875 | $0 | 0 (Direct) | View |
2018-11-15 Disposition | 2018-11-15 4:17 pm | 2017-11-14 2024-11-14 | GULFMARK OFFSHORE INC | GLF | Rubio Samuel R CFO | 11,794 | $0 | 0 (Direct) | View |
2018-10-01 Exercise | 2018-10-03 8:20 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Rubio Samuel R CFO | 2,550 | $1.9 | 2,115 (Direct) | View |
2018-10-01 Disposition | 2018-10-03 8:20 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Rubio Samuel R CFO | 117 | $35.38 | 2,115 (Direct) | View |
2018-10-01 Exercise | 2018-10-03 8:20 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Rubio Samuel R CFO | 235 | $35.38 | 2,115 (Direct) | View |
2018-10-01 Disposition | 2018-10-03 8:20 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Rubio Samuel R CFO | 1,275 | $1.9 | 2,115 (Direct) | View |
2018-10-01 Exercise | 2018-10-03 8:20 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 15,500 | $1.9 | 7,296 (Direct) | View |
2018-10-01 Disposition | 2018-10-03 8:20 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 716 | $35.38 | 7,296 (Direct) | View |
2018-10-01 Exercise | 2018-10-03 8:20 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 1,433 | $35.38 | 7,296 (Direct) | View |
2018-10-01 Disposition | 2018-10-03 8:20 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 7,750 | $1.9 | 7,296 (Direct) | View |
2018-07-15 Ownership | 2018-07-25 4:12 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | TIDEWATER INC 10% Owner | 0 | $0 | 0 (Direct) | View |
2018-04-13 Option Award | 2018-04-17 6:44 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | CAPTAIN Q LLC Renegade Swish LLC RAYNOR GEOFFREY Director 10% Owner | 5,875 | $0 | 1,183,025 (Direct) | View |
2018-04-13 Option Award | 2018-04-16 7:13 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | RASPINO LOUIS Director | 6,855 | $0 | 6,855 (Direct) | View |
2018-04-13 Option Award | 2018-04-16 7:12 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | DAVIS EUGENE I Director | 5,875 | $0 | 5,875 (Direct) | View |
2018-04-13 Option Award | 2018-04-16 7:12 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MCCARTY SCOTT Director | 5,875 | $0 | 5,875 (Indirect) | View |
2018-04-13 Option Award | 2018-04-16 7:12 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | TRAUB KENNETH H See Remarks | 5,875 | $0 | 5,875 (Direct) | View |
2018-04-13 Option Award | 2018-04-16 7:12 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | DiPiero Domenic Matthew Director | 5,875 | $0 | 5,875 (Direct) | View |
2018-04-13 Option Award | 2018-04-16 7:12 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Shivram Krishna Director | 5,875 | $0 | 5,875 (Direct) | View |
2018-04-13 Option Award | 2018-04-16 7:11 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Rubio Samuel R CFO | 9,483 | $0 | 9,679 (Direct) | View |
2018-04-13 Option Award | 2018-04-16 7:11 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 43,966 | $0 | 44,641 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Muller Cindy VP | 2,736 | $0.183 | 8,021 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Muller Cindy VP | 27,296 | $0 | 8,021 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Darling David E VP | 19,121 | $0.183 | 54,105 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Darling David E VP | 94,563 | $0 | 54,105 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Rubio Samuel R VP | 19,691 | $0.183 | 77,947 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Rubio Samuel R VP | 119,178 | $0 | 77,947 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 6,830 | $1.4 | 271,757 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 3,678 | $1.3 | 271,757 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 14,941 | $0.32 | 271,757 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 2,813 | $1.7 | 271,757 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 40,214 | $0.183 | 271,757 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 13,661 | $0.35 | 271,757 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 21,733 | $0.22 | 271,757 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 19,022 | $0.25 | 271,757 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 23,906 | $0.2 | 271,757 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 11,953 | $0.4 | 271,757 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 501,493 | $0 | 271,757 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 103 | $1.55 | 271,757 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:30 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | Kneen Quintin CEO | 53,125 | $0.18 | 271,757 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:29 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MITCHELL JAMES M CFO | 4,074 | $1.4 | 130,964 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:29 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MITCHELL JAMES M CFO | 2,194 | $1.3 | 130,964 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:29 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MITCHELL JAMES M CFO | 8,912 | $0.32 | 130,964 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:29 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MITCHELL JAMES M CFO | 1,678 | $1.7 | 130,964 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:29 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MITCHELL JAMES M CFO | 22,429 | $0.183 | 130,964 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:29 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MITCHELL JAMES M CFO | 8,148 | $0.35 | 130,964 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:29 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MITCHELL JAMES M CFO | 12,963 | $0.22 | 130,964 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:29 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MITCHELL JAMES M CFO | 11,346 | $0.25 | 130,964 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:29 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MITCHELL JAMES M CFO | 14,259 | $0.2 | 130,964 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:29 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MITCHELL JAMES M CFO | 7,130 | $0.4 | 130,964 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:29 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MITCHELL JAMES M CFO | 262,981 | $0 | 130,964 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:29 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MITCHELL JAMES M CFO | 61 | $1.55 | 130,964 (Direct) | View |
2017-12-31 Ownership | 2018-03-27 5:29 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MITCHELL JAMES M CFO | 31,688 | $0.18 | 130,964 (Direct) | View |
2017-11-14 Ownership | 2017-11-22 2:02 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | CAPTAIN Q LLC Renegade Swish LLC RAYNOR GEOFFREY Director 10% Owner | 0 | $0 | 1,168,816 (Direct) | View |
2017-11-14 Exercise | 2017-11-16 7:28 pm | 2017-11-14 N/A | GULFMARK OFFSHORE INC | GLF | MARTIN WILLIAM C Raging Capital Management LLC 10% Owner | 1,400,796 | $0 | 7,505,464 (Indirect) | View |
2017-11-14 Exercise | 2017-11-16 7:28 pm | N/A N/A | GULFMARK OFFSHORE INC | GLF | MARTIN WILLIAM C Raging Capital Management LLC 10% Owner | 1,400,796 | $20.83 | 7,505,464 (Indirect) | View |
2017-11-14 Other | 2017-11-16 7:28 pm | 2017-11-14 N/A | GULFMARK OFFSHORE INC | GLF | MARTIN WILLIAM C Raging Capital Management LLC 10% Owner | 7,491,543 | $0 | 7,505,464 (Indirect) | View |