William R. Ziegler serves as Executive at GREY WOLF INC, where they oversee executive responsibilities. Since joining the company, William R. Ziegler has executed 146 insider transactions totaling $11.7M, demonstrating a bearish approach to their equity position. Their most recent transaction on May 10, 2013 involved selling 606,526 shares valued at $0.
| DATE | TICKER | VALUE | TYPE | SHARES | PRICE | 10b5-1 |
|---|---|---|---|---|---|---|
| May 10, 2013 | NONE | $0 | Disposition | 606,526 | $N/A | Discretionary |
| Mar 13, 2012 | GOK | $0 | Award | 10,000 |
William R. Ziegler currently holds 613,538 shares of GREY WOLF INC (GW), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, William R. Ziegler has been a net seller of GW stock. They have purchased $1.3M and sold $10.4M worth of shares.
William R. Ziegler's most recent insider trade was on May 10, 2013, when they sold 606,526 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| May 12, 2011 | GOK | $0 | Award | 5,250 | $N/A | Discretionary |
| Dec 28, 2010 | GOK | $0 | Gift | 4,000 | $N/A | Discretionary |
| Dec 14, 2010 | GOK | $0 | Purchase | 4,000 | $N/A | Discretionary |
| Jun 15, 2010 | GOK | $88.0K | Purchase | 16,200 | $5.43 | Discretionary |
| Jun 14, 2010 | GOK | $89.0K | Purchase | 16,100 | $5.53 | Discretionary |
| Jun 11, 2010 | GOK | $63.1K | Purchase | 12,500 | $5.05 | Discretionary |
| Jun 10, 2010 | GOK | $174.9K | Purchase | 35,200 | $4.97 | Discretionary |
| Jun 9, 2010 | GOK | $96.2K | Purchase | 20,000 | $4.81 | Discretionary |
| Mar 2, 2010 | GOK | $0 | Award | 4,000 | $N/A | Discretionary |
| Jun 29, 2009 | GOK | $0 | Award | 4,000 | $N/A | Discretionary |
| Apr 2, 2009 | FTK | $30.0K | Conversion | 100,000 | $0.30 | Discretionary |
| Mar 16, 2009 | GOK | $321 | Purchase | 100 | $3.21 | Discretionary |
| Mar 16, 2009 | GOK | $320 | Purchase | 100 | $3.20 | Discretionary |
| Mar 16, 2009 | GOK | $960 | Purchase | 300 | $3.20 | Discretionary |
| Mar 16, 2009 | GOK | $321 | Purchase | 100 | $3.21 | Discretionary |
| Mar 16, 2009 | GOK | $644 | Purchase | 200 | $3.22 | Discretionary |
| Mar 16, 2009 | GOK | $969 | Purchase | 300 | $3.23 | Discretionary |
| Mar 16, 2009 | GOK | $325 | Purchase | 100 | $3.25 | Discretionary |
| Mar 16, 2009 | GOK | $307 | Purchase | 100 | $3.07 | Discretionary |
| Mar 16, 2009 | GOK | $4.9K | Purchase | 1,550 | $3.19 | Discretionary |
| Mar 16, 2009 | GOK | $616 | Purchase | 200 | $3.08 | Discretionary |
| Mar 16, 2009 | GOK | $3.3K | Purchase | 1,000 | $3.25 | Discretionary |
| Mar 16, 2009 | GOK | $921 | Purchase | 300 | $3.07 | Discretionary |
| Mar 16, 2009 | GOK | $9.2K | Purchase | 3,000 | $3.06 | Discretionary |
| Mar 16, 2009 | GOK | $6.0K | Purchase | 1,975 | $3.02 | Discretionary |
| Mar 13, 2009 | FTK | $0 | Disposition | 18,504 | $N/A | Discretionary |
| Mar 13, 2009 | GOK | $269 | Purchase | 100 | $2.69 | Discretionary |
| Mar 13, 2009 | GOK | $1.1K | Purchase | 400 | $2.69 | Discretionary |