Stock Trading History of Norsworthy Lamar

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Norsworthy Lamar since year 2005. The trader's CIK number is 948050. At the time of this reporting, Norsworthy Lamar is the Chairman of the Board of Cooper Cameron Corp (stock ticker symbol CAM).
Note that in the past NORSWORTHY LAMAR also reported insider trading activities as an insider of the following companies:

Cooper Cameron Corp (CAM)
Holly Corp (HOC)

Stock purchases, sales, and option exercises reported by *Norsworthy Lamar* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2007-04-09	CAM	Cooper Cameron Corp	Option Exercise	12,000	28.58	343,020
2006-06-30	HOC	Holly Corp	Sale	65,300	45.30	2,957,763
2006-06-30	HOC	Holly Corp	Sale	8,400	45.50	382,200
2006-07-03	HOC	Holly Corp	Sale	81,200	48.03	3,899,765
2006-07-03	HOC	Holly Corp	Sale	18,800	48.27	907,422
2006-06-30	HOC	Holly Corp	Sale	37,800	44.97	1,699,916
2006-06-29	HOC	Holly Corp	Sale	40,500	44.26	1,792,516
2006-06-29	HOC	Holly Corp	Sale	45,600	43.65	1,990,242
2006-06-29	HOC	Holly Corp	Sale	2,400	44.58	106,999
2006-03-16	CAM	Cooper Cameron Corp	Sale	20,470	41.93	858,307
2006-03-16	CAM	Cooper Cameron Corp	Option Exercise	24,000	32.39	777,449
2006-03-01	HOC	Holly Corp	Option Exercise	4,000	5.95	23,800
2006-03-02	HOC	Holly Corp	Option Exercise	600	5.95	3,570
2006-03-01	HOC	Holly Corp	Sale	4,000	61.14	244,553
2006-03-02	HOC	Holly Corp	Sale	600	60.28	36,166
2006-03-02	HOC	Holly Corp	Option Exercise	3,400	5.95	20,230
2006-03-02	HOC	Holly Corp	Sale	3,400	60.52	205,754
2006-03-02	HOC	Holly Corp	Option Exercise	6,500	5.95	38,675
2006-03-02	HOC	Holly Corp	Sale	6,500	60.76	394,927
2006-03-01	HOC	Holly Corp	Option Exercise	8,200	5.95	48,790
2006-03-01	HOC	Holly Corp	Sale	8,200	60.10	492,841
2006-03-01	HOC	Holly Corp	Option Exercise	5,300	5.95	31,535
2006-03-01	HOC	Holly Corp	Sale	5,200	60.57	314,988
2006-03-01	HOC	Holly Corp	Option Exercise	5,200	5.95	30,940
2006-03-01	HOC	Holly Corp	Sale	5,300	60.31	319,632
2006-03-01	HOC	Holly Corp	Option Exercise	17,200	5.95	102,340
2006-03-01	HOC	Holly Corp	Sale	10,100	60.76	613,709
2006-03-01	HOC	Holly Corp	Sale	17,200	60.92	1,047,824
2006-03-02	HOC	Holly Corp	Option Exercise	5,300	5.95	31,535
2006-03-02	HOC	Holly Corp	Sale	5,300	60.96	323,073
2006-03-02	HOC	Holly Corp	Option Exercise	5,200	5.95	30,940
2006-03-02	HOC	Holly Corp	Sale	5,200	61.16	318,049
2006-03-02	HOC	Holly Corp	Option Exercise	7,900	5.95	47,005
2006-03-02	HOC	Holly Corp	Sale	7,900	61.32	484,454
2006-03-02	HOC	Holly Corp	Option Exercise	4,400	5.95	26,180
2006-03-01	HOC	Holly Corp	Option Exercise	10,100	5.95	60,095
2006-03-02	HOC	Holly Corp	Sale	3,200	62.40	199,671
2006-03-02	HOC	Holly Corp	Option Exercise	3,200	5.95	19,040
2006-03-02	HOC	Holly Corp	Sale	7,900	62.17	491,106
2006-03-02	HOC	Holly Corp	Option Exercise	7,900	5.95	47,005
2006-03-02	HOC	Holly Corp	Sale	4,400	61.65	271,239
2006-02-24	HOC	Holly Corp	Sale	15,700	60.71	953,147
2006-02-24	HOC	Holly Corp	Option Exercise	15,700	5.95	93,415
2006-02-24	HOC	Holly Corp	Sale	23,100	60.56	1,398,843
2006-02-24	HOC	Holly Corp	Option Exercise	23,100	5.95	137,445
2006-02-27	HOC	Holly Corp	Sale	9,424	59.93	564,780
2006-02-27	HOC	Holly Corp	Sale	5,900	61.14	360,729
2006-02-27	HOC	Holly Corp	Option Exercise	5,900	5.95	35,105
2006-02-27	HOC	Holly Corp	Sale	7,400	60.90	450,669
2006-02-27	HOC	Holly Corp	Option Exercise	7,400	5.95	44,030
2006-02-27	HOC	Holly Corp	Sale	7,700	60.69	467,328
2006-02-27	HOC	Holly Corp	Option Exercise	7,700	5.95	45,815
2006-02-27	HOC	Holly Corp	Sale	7,200	60.42	435,004
2006-02-24	HOC	Holly Corp	Option Exercise	9,300	5.95	55,335
2006-02-24	HOC	Holly Corp	Sale	9,300	60.86	566,004
2006-02-27	HOC	Holly Corp	Option Exercise	7,200	5.95	42,840
2006-02-27	HOC	Holly Corp	Sale	7,500	60.20	451,530
2006-02-27	HOC	Holly Corp	Option Exercise	7,500	5.95	44,625
2006-02-27	HOC	Holly Corp	Sale	11,900	60.04	714,490
2006-02-27	HOC	Holly Corp	Option Exercise	11,900	5.95	70,805
2006-02-24	HOC	Holly Corp	Sale	1,900	60.99	115,872
2006-02-24	HOC	Holly Corp	Option Exercise	1,900	5.95	11,305
2005-10-03	HOC	Holly Corp	Sale	6,600	64.88	428,241
2005-10-03	HOC	Holly Corp	Sale	10,000	64.50	645,010
2005-10-04	HOC	Holly Corp	Sale	3,200	63.89	204,441
2005-10-04	HOC	Holly Corp	Sale	7,300	63.53	463,739
2005-10-04	HOC	Holly Corp	Sale	7,500	63.15	473,595
2005-10-04	HOC	Holly Corp	Sale	4,600	64.13	294,984
2005-09-26	HOC	Holly Corp	Sale	10,500	58.57	614,953
2005-09-22	HOC	Holly Corp	Sale	10,300	61.57	634,171
2005-09-22	HOC	Holly Corp	Sale	7,400	62.25	460,664
2005-09-21	HOC	Holly Corp	Sale	33,000	59.15	1,952,049
2005-09-21	HOC	Holly Corp	Sale	6,800	58.80	399,833
2005-09-20	HOC	Holly Corp	Sale	10,000	58.30	583,040
2005-09-20	HOC	Holly Corp	Sale	5,200	57.75	300,294
2005-09-21	HOC	Holly Corp	Sale	22,100	59.47	1,314,331
2005-09-21	HOC	Holly Corp	Sale	6,300	59.84	377,023
2005-09-19	HOC	Holly Corp	Sale	28,000	59.49	1,665,832
2005-09-19	HOC	Holly Corp	Sale	20,700	59.08	1,222,914
2005-09-19	HOC	Holly Corp	Sale	21,900	59.36	1,299,984
2005-09-15	HOC	Holly Corp	Sale	9,100	59.14	538,174
2005-09-14	HOC	Holly Corp	Sale	18,800	58.83	1,106,079
2005-09-15	HOC	Holly Corp	Sale	3,300	58.61	193,422
2005-09-13	HOC	Holly Corp	Sale	6,300	59.36	373,999
2005-09-13	HOC	Holly Corp	Sale	43,700	59.08	2,581,577
2005-09-12	HOC	Holly Corp	Sale	25,000	59.34	1,483,525
2005-08-29	HOC	Holly Corp	Sale	16,800	51.16	859,572
2005-08-25	HOC	Holly Corp	Sale	25,000	50.08	1,251,975
2005-08-24	HOC	Holly Corp	Sale	3,000	50.49	151,458
2005-08-24	HOC	Holly Corp	Sale	17,300	50.39	871,729
2005-08-23	HOC	Holly Corp	Sale	29,500	50.22	1,481,460
2005-08-22	HOC	Holly Corp	Sale	8,900	51.21	455,751
2005-08-22	HOC	Holly Corp	Sale	29,600	50.17	1,485,120
2005-08-22	HOC	Holly Corp	Sale	11,500	50.59	581,773
2005-08-19	HOC	Holly Corp	Sale	15,800	50.43	796,809
2005-08-19	HOC	Holly Corp	Sale	24,200	50.65	1,225,754
2005-08-18	HOC	Holly Corp	Sale	7,200	48.70	350,611
2005-08-18	HOC	Holly Corp	Sale	5,300	48.73	258,263
2005-08-18	HOC	Holly Corp	Sale	6,700	48.60	325,653
2005-08-16	HOC	Holly Corp	Sale	8,600	51.28	441,025
2005-08-17	HOC	Holly Corp	Sale	23,200	50.62	1,174,453
2005-08-17	HOC	Holly Corp	Sale	46,000	50.37	2,316,974
2005-08-16	HOC	Holly Corp	Sale	9,800	50.91	498,878
2005-07-12	HOC	Holly Corp	Sale	38,400	48.40	1,858,483
2005-06-03	HOC	Holly Corp	Sale	38,400	38.85	1,491,993
2005-05-24	HOC	Holly Corp	Sale	19,200	37.25	715,219
2005-05-25	HOC	Holly Corp	Sale	19,200	37.00	710,342
2005-04-20	HOC	Holly Corp	Sale	38,400	35.14	1,349,222
2005-03-10	HOC	Holly Corp	Sale	38,400	37.85	1,453,363

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Norsworthy Lamar (Chairman of the Board of Cooper Cameron Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.