| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| GST | Gastar Exploration Inc. | PENNER ROBERT DAVID | Director | Feb 12, 2018 | Option Exercise | $1.12 | 15,060 | 16,867 | 345,938 | Feb 12, 2018, 05:04 PM | |
| GST | Gastar Exploration Inc. | PENNER ROBERT DAVID | Director | Feb 02, 2017 | Option Exercise | $1.66 | 12,914 | 21,437 | 298,498 | Feb 02, 2017, 03:27 PM | |
| GST | Gastar Exploration Inc. | PENNER ROBERT DAVID | Director | Nov 16, 2016 | Option Exercise | $1.05 | 867 | 910 | 251,171 | Nov 17, 2016, 10:01 AM | |
| GST | Gastar Exploration Inc. | PENNER ROBERT DAVID | Director | Feb 03, 2016 | Option Exercise | $1.19 | 13,793 | 16,414 | 252,038 | Feb 04, 2016, 10:59 AM | |
| GST | Gastar Exploration Inc. | PENNER ROBERT DAVID | Director | Nov 16, 2015 | Option Exercise | $1.65 | 867 | 1,431 | 207,007 | Nov 17, 2015, 02:18 PM | |
| GST | Gastar Exploration Inc. | PENNER ROBERT DAVID | Director | Mar 15, 2015 | Option Exercise | $2.25 | 900 | 2,025 | 207,874 | Mar 16, 2015, 07:30 PM | |
| GST | Gastar Exploration Inc. | PENNER ROBERT DAVID | Director | Jan 30, 2015 | Option Exercise | $2.40 | 7,149 | 17,158 | 208,774 | Feb 03, 2015, 08:38 PM | |
| GST | Gastar Exploration Inc. | PENNER ROBERT DAVID | Director | Nov 13, 2014 | Option Exercise | $4.02 | 867 | 3,485 | 174,256 | Nov 14, 2014, 06:00 PM | |
| GST | Gastar Exploration Inc. | PENNER ROBERT DAVID | Director | Mar 26, 2014 | Option Exercise | $5.50 | 750 | 4,125 | 175,123 | Mar 27, 2014, 04:37 PM | |
| GST | Gastar Exploration Inc. | PENNER ROBERT DAVID | Director | Mar 24, 2014 | Option Exercise | $5.17 | 900 | 4,653 | 175,873 | Mar 24, 2014, 04:24 PM | |
| GSTPRAPRB | Gastar Exploration USA, Inc. | PENNER ROBERT DAVID | Director | Jan 30, 2014 | Option Exercise | $5.80 | 23,241 | 134,798 | 182,773 | Feb 03, 2014, 08:27 PM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Nov 11, 2013 | Option Exercise | $4.43 | 13,000 | 57,590 | 165,532 | Nov 13, 2013, 10:17 AM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Nov 11, 2013 | Option Exercise | $4.43 | 2,935 | 13,002 | 155,467 | Nov 12, 2013, 11:32 AM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Sep 06, 2013 | Option Exercise | $3.25 | 1,000 | 3,250 | 152,532 | Sep 12, 2013, 04:26 PM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Apr 03, 2013 | Option Exercise | $1.75 | 750 | 1,313 | 153,532 | Apr 03, 2013, 12:20 PM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Mar 25, 2013 | Option Exercise | $1.33 | 1,275 | 1,698 | 154,657 | Mar 26, 2013, 04:40 PM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Jan 30, 2013 | Option Exercise | $1.16 | 64,655 | 75,000 | 155,557 | Feb 12, 2013, 03:09 PM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Feb 12, 2013 | Option Exercise | $1.16 | 1,690 | 1,960 | 90,902 | Feb 12, 2013, 03:09 PM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Sep 10, 2012 | Option Exercise | $1.60 | 1,000 | 1,600 | 92,592 | Sep 10, 2012, 11:07 AM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | May 18, 2012 | Option Exercise | $2.15 | 1,333 | 2,866 | 93,592 | May 21, 2012, 05:59 PM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Apr 02, 2012 | Option Exercise | $2.89 | 2,024 | 5,845 | 96,050 | Apr 03, 2012, 11:07 AM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Jan 30, 2012 | Option Exercise | $2.96 | 25,338 | 75,000 | 96,949 | Feb 03, 2012, 02:22 PM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Sep 14, 2011 | Option Exercise | $4.06 | 1,000 | 4,060 | 71,611 | Sep 14, 2011, 04:10 PM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | May 16, 2011 | Option Exercise | $3.59 | 1,333 | 4,785 | 72,611 | May 23, 2011, 02:15 PM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Mar 26, 2011 | Option Exercise | $4.66 | 750 | 3,495 | 73,944 | Mar 30, 2011, 06:21 PM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Mar 19, 2011 | Option Exercise | $4.35 | 375 | 1,631 | 74,694 | Mar 30, 2011, 02:40 PM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Mar 19, 2011 | Option Exercise | $4.17 | 375 | 1,564 | 74,694 | Mar 23, 2011, 07:27 PM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Mar 15, 2011 | Option Exercise | $4.17 | 17,986 | 75,002 | 75,069 | Mar 15, 2011, 10:30 AM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | May 19, 2010 | Option Exercise | $4.29 | 2,667 | 11,441 | 57,083 | Sep 30, 2010, 03:23 PM | |
| GST | GASTAR EXPLORATION LTD | PENNER ROBERT DAVID | Director | Sep 21, 2010 | Option Exercise | $3.25 | 2,000 | 6,500 | 59,750 | Sep 21, 2010, 07:32 PM |
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