BRNC - Bronco Drilling Company, Inc. - Insider Stock Trading

Filing Date	T Date	Ticker	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	Qty	oc	Own	H
6/7/11 18:27	6/6/11	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Chesapeake Energy Corp	OK	T		P	1,015,861	11.00	92,351		1	I
3/22/11 16:39	3/18/11	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Porter Matthew S	OK	O	CFO,Trea	S	-45	9.90	-5	-5	88	D
3/18/11 16:01	3/16/11	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Hill Gary C	OK	D		S.m	-49	9.71	-5	-22	18	D
3/15/11 16:31	3/14/11	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S	-123	10.11	-12	-4	290	D
3/15/11 16:31	3/14/11	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Harrison D Frank	OK	DO	CB,CEO	S	-50	10.03	-5	-1	585	D
3/11/11 16:57	3/9/11	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Hill Gary C	OK	D		S.m	-76	10.11	-8	-25	23	D
3/11/11 16:54	3/9/11	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Harrison D Frank	OK	DO	CB,CEO	S.m	-253	10.12	-25	-4	590	D
3/11/11 16:51	3/9/11	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S.m	-271	10.18	-27	-8	302	D
3/10/11 17:33	3/8/11	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Starke Steven R	OK	O	Chief Ac	S	-150	10.00	-15	-21	55	D
2/18/11 16:36	2/17/11	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S	-245	8.15	-30	-8	369	D
2/2/11 16:02	1/31/11	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Graves Zachary M	OK	O	See Rema	S.m	-527	7.22	-73	-14	446	D
1/28/11 16:54	1/27/11	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Graves Zachary M	OK	O	EVP of O	S.m	-21	7.00	-3	-1	519	D
1/14/11 16:37	1/13/11	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S	-133	6.64	-20	-5	399	D
1/13/11 16:34	1/11/11	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Graves Zachary M	OK	O	EVP of O	S.m	-166	6.95	-24	-5	419	D
12/29/10 16:00	12/28/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Snipes William R	OK	D		S	-44	7.37	-6	-40	9	D
10/19/10 16:36	10/15/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S	-11	4.50	-2	-1	316	D
10/15/10 16:29	10/13/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S.m	-52	4.51	-12	-4	319	D
6/22/10 17:02	6/21/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S	-81	4.51	-18	-5	330	D
6/16/10 16:23	6/15/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S	-60	4.00	-15	-4	348	D
6/15/10 16:30	6/11/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Graves Zachary M	OK	O	EVP of O	S	-73	3.66	-20	-4	443	D
6/8/10 16:47	5/13/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Hill Gary C	OK	D		S	-62	4.48	-14	-48	15	D
5/27/10 16:09	5/27/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	House David W	OK	D		P	18	3.58	5	11	51	D
5/14/10 16:12	5/12/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S.m	-66	4.43	-15	-4	363	D
4/14/10 16:48	4/12/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Snipes William R	OK	D		S.m	-43	4.88	-9	-100	0	D
3/1/10 16:28	2/25/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Starke Steven R	OK	O	Chief Ac	S.m	-50	4.85	-10	-27	28	D
3/1/10 16:27	2/25/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Snipes William R	OK	D		S	-5	4.84	-1	-10	9	D
3/1/10 16:26	2/25/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Porter Matthew S	OK	OH	CFO	S	-24	4.85	-5	-33	10	D
3/1/10 16:25	2/25/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Harrison D Frank	OK	DOH	CEO	S.m	-201	4.95	-41	-15	222	D
3/1/10 16:24	2/25/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Graves Zachary M	OK	O	EVP of O	S.m	-159	4.92	-32	-18	147	D
3/1/10 16:23	2/25/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S.m	-198	4.95	-40	-45	48	D
1/5/10 16:37	1/4/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Starke Steven R	OK	O	Chief Ac	S	-3	5.14	-1	-2	39	D
1/5/10 16:37	1/4/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S	-43	5.12	-8	-9	88	D
1/5/10 16:36	1/4/10	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Graves Zachary M	OK	O	CFO	S	-21	5.12	-4	-2	180	D
11/17/09 16:34	11/13/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Hill Gary C	OK	D		S	-32	5.86	-6	-29	14	D
11/16/09 16:31	11/12/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Snipes William R	OK	D		S	-24	6.05	-4	-29	10	D
11/12/09 17:53	11/11/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Hill Gary C	OK	D		S	-43	6.14	-7	-27	19	D
8/21/09 16:42	8/19/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S.m	-124	4.26	-29	-1	2,716	I
8/14/09 16:28	8/12/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S.m	-114	4.27	-27	-1	2,745	I
8/12/09 17:58	8/11/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Harrison D Frank	OK	DOH	CEO	S	-19	4.18	-4	-2	263	D
8/10/09 16:31	8/6/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S.m	-135	4.16	-32	-1	2,771	I
8/5/09 17:19	8/3/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S.m	-674	4.19	-161	-5	2,804	I
7/29/09 17:37	7/27/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S	-13	4.16	-3	0	2,965	I
7/24/09 16:36	7/22/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S.m	-565	4.06	-139	-4	2,968	I
7/20/09 18:08	7/16/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S.m	-189	4.03	-47	-1	3,107	I
7/15/09 17:06	7/13/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S.m	-273	4.08	-67	-2	3,154	I
7/9/09 16:41	7/7/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S.m	-73	3.76	-19	-1	3,221	I
7/6/09 17:23	7/1/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S.m	-109	4.24	-26	-1	3,240	I
6/29/09 16:52	6/25/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S.m	-762	4.40	-173	-5	3,266	I
6/12/09 16:22	6/10/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S	-64	6.30	-10	0	3,439	I
6/9/09 16:57	6/5/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	House David W	OK	D		P.m	130	6.49	20	178	31	D
6/8/09 17:06	6/4/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S	-81	6.25	-13	0	3,449	I
6/3/09 17:35	6/1/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S.m	-293	6.26	-47	-1	3,462	I
5/12/09 17:26	5/8/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S	-148	6.23	-24	-1	3,509	I
4/21/09 14:41	4/17/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S	-317	6.43	-49	-1	3,533	I
4/13/09 16:38	4/9/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Starke Steven R	OK	O	Chief Ac	S	-26	5.85	-5	-10	39	D
4/6/09 18:01	4/2/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LP	CT	T		S	-29	6.32	-5	0	3,582	I
4/2/09 13:58	3/31/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Graves Zachary M	OK	O	CFO	S	-75	5.38	-14	-8	170	D
3/23/09 17:28	3/19/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Snipes William R	OK	D		S	-26	5.86	-5	-25	13
3/23/09 17:27	3/19/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S	-176	5.87	-30	-24	96
3/9/09 19:05	3/5/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	202	3.81	53	1	8,347
3/6/09 17:03	3/4/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	182	3.88	47	1	8,247
3/5/09 17:38	3/3/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	268	3.72	72	1	8,128
3/4/09 17:14	3/2/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	75	3.77	20	0	8,038
3/2/09 17:07	2/26/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	69	4.75	15	0	4,008
3/2/09 17:06	2/26/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	179	4.65	38	0	7,949
2/27/09 18:19	2/25/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	116	4.84	24	0	7,886
2/27/09 16:34	2/25/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Starke Steven R	OK	O	Chief Ac	S	-10	4.94	-2	-4	44
2/27/09 16:33	2/25/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Snipes William R	OK	D		S	-5	4.94	-1	-5	18
2/27/09 16:33	2/25/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S	-33	4.94	-7	-5	126
2/27/09 16:32	2/25/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Graves Zachary M	OK	O	CFO	S	-48	4.94	-10	-5	184
2/27/09 16:32	2/25/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Harrison D Frank	OK	DOH	CB	S	-49	4.94	-10	-4	267
2/13/09 16:42	2/11/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Harrison D Frank	OK	DOH	CB	S	-25	5.72	-4	-2	277
2/9/09 17:16	2/5/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	2,700	6.00	450	13	3,931
1/21/09 18:50	1/16/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	98	5.74	17	0	6,945
1/20/09 17:02	1/15/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	103	5.74	18	0	6,911
1/14/09 18:11	1/12/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	313	5.91	53	1	6,839
1/7/09 17:02	1/5/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Snipes William R	OK	D		S	-7	6.04	-1	-13	8
1/7/09 17:01	1/5/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Starke Steven R	OK	O	Chief Ac	S	-14	6.04	-2	-9	23
1/7/09 17:01	1/5/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Graves Zachary M	OK	O	CFO	S	-69	6.04	-11	-9	112
1/7/09 17:01	1/5/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S	-47	6.04	-8	-11	62
1/7/09 17:00	1/5/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Harrison D Frank	OK	DOH	CB	S	-71	6.04	-12	-7	169
1/6/09 17:31	1/2/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Starke Steven R	OK	O	Chief Ac	S	-10	6.25	-2	-6	26
1/6/09 17:30	1/2/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Snipes William R	OK	D		S	-5	6.25	-1	-8	9
1/6/09 17:30	1/2/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Graves Zachary M	OK	O	CFO	S	-50	6.25	-8	-6	124
1/6/09 17:29	1/2/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S	-34	6.25	-5	-7	70
1/6/09 17:29	1/2/09	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Harrison D Frank	OK	DOH	CB	S	-51	6.25	-8	-4	181
1/2/09 17:22	12/30/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	161	5.95	27	0	6,759
12/31/08 17:01	12/29/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	394	5.96	66	1	6,666	D
12/30/08 17:10	12/24/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	3	5.98	1	0	3,300	D
12/30/08 17:09	12/24/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	202	5.86	35	1	6,565	D
12/24/08 17:17	12/22/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P.m	640	6.04	106	2	6,424	D
12/23/08 17:13	12/19/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	804	6.00	134	2	6,192	D
12/18/08 17:23	12/16/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	316	6.44	49	1	6,002	D
12/10/08 17:22	12/8/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	7	6.98	1	0	5,951	D
12/9/08 19:37	12/5/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	159	6.35	25	0	5,931	D
12/9/08 17:16	12/8/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Snipes William R	OK	D		S	-34	6.84	-5	-33	10	D
12/8/08 18:49	12/4/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	485	6.47	75	3	2,950	D
12/2/08 17:27	11/28/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	98	6.13	16	0	5,735	D
12/1/08 19:13	11/26/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	21	5.71	4	0	5,715	D
12/1/08 19:13	11/26/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	154	5.44	28	1	5,683	D
11/28/08 17:22	11/25/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	528	5.50	96	2	5,558	D
11/26/08 17:12	11/24/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Inmobiliaria Carso S A De C V	O5	TH	Affiliat	P	273	5.35	51	1	5,411	D
10/10/08 16:55	10/8/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		P	768	7.55	102	5	2,209	I
10/1/08 17:21	9/29/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		P.m	1,113	10.07	111	3	3,414	I
4/11/08 21:20	4/11/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S	-41	16.34	-3	-3	75	D
4/9/08 17:49	4/8/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S	-122	16.21	-8	-9	78	D
2/12/08 17:53	2/11/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Harrison D Frank	OK	DO	CEO	S	-76	15.28	-5	-3	189	D
1/4/08 17:02	1/2/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Harrison D Frank	OK	DO	CEO	S	-167	14.91	-11	-7	155	D
1/4/08 17:02	1/2/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S	-111	14.91	-7	-10	68	D
1/4/08 17:01	1/2/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S.m	-93	15.17	-6	-9	61	D
1/4/08 17:01	1/3/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Dubberstein Mark	OK	O	P	S.m	-148	15.14	-10	-16	52	D
1/4/08 16:57	1/2/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Harrison D Frank	OK	DO	CEO	S.m	-139	15.17	-9	-6	146	D
1/4/08 16:56	1/3/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Harrison D Frank	OK	DO	CEO	S	-33	15.39	-2	-1	144	D
1/4/08 16:56	1/2/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Graves Zachary M	OK	O	CFO,Secr	S	-161	14.91	-11	-10	94	D
1/4/08 16:55	1/2/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Graves Zachary M	OK	O	CFO,Secr	S.m	-135	15.17	-9	-9	85	D
1/4/08 16:54	1/3/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Graves Zachary M	OK	O	CFO,Secr	S	-32	15.39	-2	-2	83	D
1/4/08 16:54	1/2/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Starke Steven R	OK	O	Chief Ac	S	-33	14.91	-2	-10	20	D
1/4/08 16:54	1/2/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Starke Steven R	OK	O	Chief Ac	S.m	-28	15.17	-2	-9	18	D
1/4/08 16:53	1/3/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Starke Steven R	OK	O	Chief Ac	S	-7	15.39	0	-2	17	D
1/4/08 16:47	1/2/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bartlett Larry	OK	O	SVP Dril	S	-94	14.91	-6	-10	59	D
1/4/08 16:47	1/2/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bartlett Larry	OK	O	SVP Dril	S.m	-79	15.17	-5	-9	53	D
1/4/08 16:46	1/3/08	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bartlett Larry	OK	O	SVP Dril	S	-19	15.39	-1	-2	52	D
3/20/07 14:58	3/16/07	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S	-48,542	15.00	-3,236	-92	293	I
3/20/07 14:56	3/16/07	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bronco Drilling Holdings, L.L.C.	CT	T		S	-48,542	15.00	-3,236	-92	293	D
2/26/07 16:09	2/22/07	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S	-1,585	15.85	-100	-3	3,529	I
2/26/07 16:08	2/22/07	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bronco Drilling Holdings, L.L.C.	CT	T		S	-1,585	15.85	-100	-3	3,529	D
2/9/07 16:31	2/7/07	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S	-3,913	15.65	-250	-6	3,629	I
2/9/07 16:30	2/7/07	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bronco Drilling Holdings, L.L.C.	CT	T		S	-3,913	15.65	-250	-6	3,629	D
2/6/07 17:08	2/2/07	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S.m	-5,936	16.02	-370	-9	3,879	I
2/6/07 17:06	2/2/07	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bronco Drilling Holdings, L.L.C.	CT	T		S.m	-5,936	16.02	-370	-9	3,879	D
2/1/07 17:32	1/30/07	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S.m	-13,753	16.14	-852	-17	4,250	I
2/1/07 17:28	1/30/07	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bronco Drilling Holdings, L.L.C.	CT	T		S.m	-13,753	16.14	-852	-17	4,250	D
1/29/07 16:36	1/25/07	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S.m	-3,474	15.79	-220	-4	5,102	I
1/29/07 16:34	1/25/07	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bronco Drilling Holdings, L.L.C.	CT	T		S.m	-3,474	15.79	-220	-4	5,102	D
1/24/07 16:35	1/22/07	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S.m	-5,199	15.91	-327	-6	5,322	I
1/24/07 16:33	1/22/07	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bronco Drilling Holdings, L.L.C.	CT	T		S.m	-5,199	15.91	-327	-6	5,322	D
12/11/06 17:20	12/7/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bronco Drilling Holdings, L.L.C.	CT	T		S.m	-7,311	18.99	-385	-6	5,649	D
12/11/06 17:10	12/7/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S.m	-7,311	18.99	-385	-6	5,649	I
12/6/06 16:57	12/4/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S.m	-776	19.41	-40	-1	6,034	I
12/6/06 16:39	12/4/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bronco Drilling Holdings, L.L.C.	CT	T		S.m	-776	19.41	-40	-1	6,034	D
11/29/06 18:03	11/27/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bronco Drilling Holdings, L.L.C.	CT	T		S.m	-73,404	18.09	-4,057	-40	6,074	D
11/29/06 17:43	11/27/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S.m	-73,404	18.09	-4,057	-40	6,074	I
11/17/06 16:52	11/15/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S.m	-826	17.57	-47	0	10,130	I
11/17/06 16:31	11/15/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bronco Drilling Holdings, L.L.C.	CT	T		S.m	-826	17.57	-47	0	10,130	D
11/9/06 17:03	11/7/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S.m	-12,424	17.07	-728	-7	10,177	I
11/9/06 16:46	11/7/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bronco Drilling Holdings, L.L.C.	CT	T		S.m	-12,424	17.07	-728	-7	10,177	D
10/31/06 16:37	10/27/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S	-2,418	17.72	-136	-1	10,905	I
10/31/06 16:20	10/27/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bronco Drilling Holdings, L.L.C.	CT	T		S	-2,418	17.72	-136	-1	10,905	D
10/27/06 10:56	10/25/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S.m	-4,881	17.75	-275	-2	11,041	I
10/27/06 10:43	10/25/06	BRNCO	Energy	OilDrl	Drilling Oil & Gas Wells	Bronco Drilling Holdings, L.L.C.	CT	T		S.m	-4,881	17.75	-275	-2	11,041	D
10/3/06 15:15	9/28/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S.am	-467	18.01	-26	0	11,316	I
9/29/06 17:01	9/28/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Bronco Drilling Holdings, L.L.C.	CT	T		S.m	-467	18.01	-26	0	11,316	D
9/29/06 16:46	9/28/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Davidson Charles E	CT	T		S.m	-465	17.92	-26	0	22,656	I
3/31/06 13:18	3/29/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Davidson Charles E	CT	T		S	-39,813	22.75	-1,750	-13	11,342	I
3/31/06 13:18	3/29/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Jacobs Joseph	CT	T		S	-39,813	22.75	-1,750	-13	11,342	B
3/31/06 13:18	3/29/06	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S	-39,813	22.75	-1,750	-13	11,342	B
8/23/05 20:39	8/19/05	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Davidson Charles E	CT	T		S	-4,550	17.00	-268	-2	13,092	I
8/23/05 20:38	8/19/05	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Wexford Capital LLC	CT	T		S	-4,550	17.00	-268	-2	13,092	I
8/23/05 20:37	8/19/05	BRNC	Energy	OilDrl	Drilling Oil & Gas Wells	Jacobs Joseph	CT	T		S	-4,550	17.00	-268	-2	13,092	I

D	Derivative transaction in filing (usually option exercise)
M	Multiple transactions in filing; earliest reported transaction date and weighted average transaction price
A	Amended filing
E	Error detected in filing

S - Sale	Sale of securities on an exchange or to another person
S - Sale+OE	Sale of securities on an exchange or to another person (after option exercise)
F - Tax	Payment of exercise price or tax liability using portion of securities received from the company
P - Purchase	Purchase of securities on an exchange or from another person

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