Insider Ownership

Name	Relationship / Title	Current Shares	Trading Activity
castillo tina l	Other	407	View
Date	Type	Shares Traded	Price Range USD
12/03/2009	Statement of Ownership	0	n/a
glauthier t j	Director	5,353	View
Date	Type	Shares Traded	Price Range USD
12/05/2011	Acquisition (Non Open Market)	5,353	n/a
12/05/2011	Disposition (Non Open Market)	5,353	n/a
12/03/2011	Option Execute	5,353	n/a
Goldberg, David S.	Officer	2,000	View
Date	Type	Shares Traded	Price Range USD
08/08/2007	Buy	2,000	12.85 - 12.91
harmon william h	Director	0	View
Date	Type	Shares Traded	Price Range USD
11/28/2005	Option Execute	527,754	7.22
11/28/2005	Sell	527,754	13.06
harrell ronald	Director	5,353	View
Date	Type	Shares Traded	Price Range USD
12/03/2011	Option Execute	5,353	n/a
Hoffen, Howard I.	Director	5,353	View
Date	Type	Shares Traded	Price Range USD
12/05/2011	Acquisition (Non Open Market)	5,353	n/a
12/05/2011	Disposition (Non Open Market)	5,353	n/a
12/03/2011	Option Execute	5,353	n/a
12/09/2005	Sell	1,323,530	13.06
11/28/2005	Sell	3,884,011	13.06
11/21/2005	Statement of Ownership	0	n/a
Mchugh, M. Joseph	Director	10,353	View
Date	Type	Shares Traded	Price Range USD
12/03/2011	Option Execute	5,353	n/a
08/08/2007	Buy	5,000	13.18 - 13.28
mercer thomas m jr	Director	5,000	View
Date	Type	Shares Traded	Price Range USD
05/02/2008	Buy	5,000	16.41
moon john j	Director	7,955,395	View
Date	Type	Shares Traded	Price Range USD
12/09/2005	Sell	1,323,530	13.06
11/28/2005	Sell	3,884,011	13.06
11/21/2005	Statement of Ownership	0	n/a
Myers, Gregory D.	Director	5,353	View
Date	Type	Shares Traded	Price Range USD
12/05/2011	Acquisition (Non Open Market)	5,353	n/a
12/05/2011	Disposition (Non Open Market)	5,353	n/a
12/03/2011	Option Execute	5,353	n/a
12/09/2005	Sell	1,323,530	13.06
11/28/2005	Sell	3,884,011	13.06
11/21/2005	Statement of Ownership	0	n/a
O'neill, Jr, Thomas H.	Director	7,960,748	View
Date	Type	Shares Traded	Price Range USD
12/03/2011	Option Execute	5,353	n/a
12/09/2005	Sell	1,323,530	13.06
11/28/2005	Sell	3,884,011	13.06
11/21/2005	Statement of Ownership	0	n/a
poole j michael	Officer	0	View
Date	Type	Shares Traded	Price Range USD
06/02/2006	Automatic Sell	111,283	14.85
06/01/2006	Option Execute	148,083	3.80
06/01/2006	Automatic Sell	36,800	14.70
steigerwald dan e	Other	0	View
Date	Type	Shares Traded	Price Range USD
06/01/2007	Option Execute	6,582	3.80
06/01/2007	Automatic Sell	6,582	15.09
05/02/2007	Option Execute	42,686	14.00
05/02/2007	Automatic Sell	42,686	15.56
04/30/2007	Option Execute	33,000	14.00
04/30/2007	Automatic Sell	33,000	16.20
12/13/2006	Option Execute	3,464	3.80
12/13/2006	Automatic Sell	3,464	14.58
12/12/2006	Option Execute	3,700	3.80
12/12/2006	Automatic Sell	3,700	14.56
12/11/2006	Option Execute	21,700	3.80
12/11/2006	Automatic Sell	21,700	14.56
08/31/2006	Option Execute	15,000	3.80
08/31/2006	Automatic Sell	15,000	14.57
08/02/2006	Option Execute	18,000	3.80
08/02/2006	Automatic Sell	18,000	15.60
strong christopher d	Officer	98,722	View
Date	Type	Shares Traded	Price Range USD
03/10/2009	Option Execute	98,722	2.51
06/22/2007	Option Execute	45,363	2.51 - 3.80
06/22/2007	Automatic Sell	45,363	16.30
06/04/2007	Option Execute	40,000	3.80
06/04/2007	Automatic Sell	40,000	15.66
05/03/2007	Option Execute	30,000	3.80
05/03/2007	Automatic Sell	30,000	16.10
05/02/2007	Option Execute	30,000	3.80
05/02/2007	Automatic Sell	30,000	16.24
05/01/2007	Option Execute	40,000	3.80
05/01/2007	Automatic Sell	40,000	15.43
04/30/2007	Option Execute	33,000	3.80
04/30/2007	Automatic Sell	33,000	16.20
04/25/2007	Option Execute	40,000	3.80
04/25/2007	Automatic Sell	40,000	15.32
04/03/2007	Option Execute	20,000	3.80
04/03/2007	Automatic Sell	20,000	14.59
03/26/2007	Option Execute	6,000	3.80
03/26/2007	Automatic Sell	6,000	14.59
03/23/2007	Option Execute	9,000	3.80
03/23/2007	Automatic Sell	9,000	14.57
03/22/2007	Option Execute	5,000	3.80
03/22/2007	Automatic Sell	5,000	14.56
12/15/2006	Option Execute	1,400	3.80
12/15/2006	Automatic Sell	1,400	15.31
12/14/2006	Option Execute	20,000	3.80
12/14/2006	Automatic Sell	20,000	15.40
12/11/2006	Option Execute	20,000	3.80
12/11/2006	Automatic Sell	20,000	14.56
11/09/2006	Option Execute	20,000	3.80
11/09/2006	Automatic Sell	20,000	14.56
09/01/2006	Option Execute	20,000	3.80
09/01/2006	Automatic Sell	20,000	14.60
union drilling co llc	Beneficial Owner (10% or more)	7,955,395	View
Date	Type	Shares Traded	Price Range USD
12/09/2005	Sell	1,323,530	13.06
11/28/2005	Sell	3,884,011	13.06
11/21/2005	Statement of Ownership	0	n/a
wohleber robert m	Director	5,353	View
Date	Type	Shares Traded	Price Range USD
12/03/2011	Option Execute	5,353	n/a
wolf marine s.a.	Beneficial Owner (10% or more)	2,078,359	View
Date	Type	Shares Traded	Price Range USD
11/21/2005	Statement of Ownership	0	n/a
ziegler william r	Director	8,093,953	View
Date	Type	Shares Traded	Price Range USD
12/09/2005	Sell	1,323,530	13.06
11/28/2005	Sell	3,884,011	13.06
11/21/2005	Statement of Ownership	0	n/a
11/21/2005	Statement of Ownership	0	n/a

Stock transaction information provided by EDGAR Online. Union Drilling, Inc. makes no representation or warranty with respect to any of the information contained herein, takes no responsibility for supplementing, updating or correcting any such information and shall have no liability with respect to any such information. This listing does not include derivatives, such as stock option grants or shares purchased through an employee stock purchase plan. For recent transactions, including derivative transactions, see our Section 16 SEC filings page.

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