| Filed On | Filing |
|---|---|
| 23 Jan 2018 |
Form 4/A: Lancaster David E, EVP and CFO
Received 62,500 shares by exercise or conversion ($513K) · Gave up 34,641 shares to cover exercise price or tax ($1.09M) |
| 04 May 2015 |
Form 4/A: Robinson Bradley M, CTO, VP-Reservoir Engineering
Gave up 2,735 shares to cover exercise price or tax ($76.1K) |
| 04 May 2015 |
Form 4/A: Singleton Van H Ii, EVP - Land
Gave up 1,981 shares to cover exercise price or tax ($55.1K) |
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