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General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview

Overview of all insider trading transactions in MARKWEST HYDROCARBON INC. Get notifications about new insider transactions in MARKWEST HYDROCARBON INC for free.

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Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Option Exercise	M	4.89	3,614	17,672	0
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Option Exercise	M	7.85	3,885	30,497	0
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Option Exercise	M	9.55	5,531	52,821	0
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Option Exercise	M	9.09	14,300	129,987	0
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	10.85	4,200	45,570	4,090,394	4.1 M to 4.1 M (+0.10 %)
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	M	7.66	1,427	10,931	195,714	194.3 K to 195.7 K (+0.73 %)
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	M	10.23	2,632	26,925	194,287	191.7 K to 194.3 K (+1.37 %)
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	M	8.76	2,710	23,740	191,655	188.9 K to 191.7 K (+1.43 %)
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	M	4.89	3,614	17,672	188,945	185.3 K to 188.9 K (+1.95 %)
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	M	7.85	3,885	30,497	185,331	181.4 K to 185.3 K (+2.14 %)
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	M	9.55	5,531	52,821	181,446	175.9 K to 181.4 K (+3.14 %)
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	M	9.09	14,300	129,987	175,915	161.6 K to 175.9 K (+8.85 %)
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Option Exercise	M	7.66	1,427	10,931	1,426
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Option Exercise	M	10.23	2,632	26,925	877
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Option Exercise	M	8.76	2,710	23,740	904
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Option Exercise	M	4.89	3,614	17,672	0
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Option Exercise	M	7.85	3,885	30,497	0
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Option Exercise	M	9.55	5,531	52,821	0
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Option Exercise	M	9.09	14,300	129,987	0
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	10.85	4,200	45,570	4,090,394	4.1 M to 4.1 M (+0.10 %)
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	M	7.66	1,427	10,931	195,714	194.3 K to 195.7 K (+0.73 %)
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	M	10.23	2,632	26,925	194,287	191.7 K to 194.3 K (+1.37 %)
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	M	8.76	2,710	23,740	191,655	188.9 K to 191.7 K (+1.43 %)
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	M	4.89	3,614	17,672	188,945	185.3 K to 188.9 K (+1.95 %)
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	M	7.85	3,885	30,497	185,331	181.4 K to 185.3 K (+2.14 %)
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	M	9.55	5,531	52,821	181,446	175.9 K to 181.4 K (+3.14 %)
Jun 01 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	M	9.09	14,300	129,987	175,915	161.6 K to 175.9 K (+8.85 %)
May 26 2004	MWP	MARKWEST HYDROCARB ...	SPECTOR BARRY W	Director	Option Exercise	M	5.55	1,100	6,105	0
May 26 2004	MWP	MARKWEST HYDROCARB ...	SPECTOR BARRY W	Director	Option Exercise	M	6.96	550	3,828	0
May 26 2004	MWP	MARKWEST HYDROCARB ...	SPECTOR BARRY W	Director	Payment of Exercise	F	10.77	923	9,941	7,426	8.3 K to 7.4 K (-11.06 %)
May 26 2004	MWP	MARKWEST HYDROCARB ...	SPECTOR BARRY W	Director	Buy	M	5.55	1,100	6,105	8,349	7.2 K to 8.3 K (+15.17 %)
May 26 2004	MWP	MARKWEST HYDROCARB ...	SPECTOR BARRY W	Director	Buy	M	6.96	550	3,828	7,249	6.7 K to 7.2 K (+8.21 %)
May 24 2004	MWP	MARKWEST HYDROCARB ...	ROGERS KAREN L	Director	Option Exercise	M	6.96	550	3,828	0
May 24 2004	MWP	MARKWEST HYDROCARB ...	ROGERS KAREN L	Director	Buy	M	6.96	550	3,828	3,850	3.3 K to 3.9 K (+16.67 %)
May 20 2004	MWP	MARKWEST HYDROCARB ...	HEPPERMANN DONALD C	Director	Option Exercise	M	5.50	2,750	15,125	8,250
May 20 2004	MWP	MARKWEST HYDROCARB ...	HEPPERMANN DONALD C	Director	Buy	M	5.50	2,750	15,125	2,750	0 to 2.8 K
May 20 2004	MWP	MARKWEST HYDROCARB ...	HEPPERMANN DONALD C	Director	Option Exercise	M	5.50	2,750	15,125	8,250
May 20 2004	MWP	MARKWEST HYDROCARB ...	HEPPERMANN DONALD C	Director	Buy	M	5.50	2,750	15,125	2,750	0 to 2.8 K
May 19 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	11.05	6,000	66,300	4,086,194	4.1 M to 4.1 M (+0.15 %)
May 19 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	11.05	6,000	66,300	4,086,194	4.1 M to 4.1 M (+0.15 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	10.95	200	2,190	4,080,194	4.1 M to 4.1 M (0.00 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	10.85	200	2,170	4,079,994	4.1 M to 4.1 M (0.00 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	10.65	1,800	19,170	4,079,794	4.1 M to 4.1 M (+0.04 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	10.64	200	2,128	4,077,994	4.1 M to 4.1 M (0.00 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	10.63	2,000	21,260	4,077,794	4.1 M to 4.1 M (+0.05 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	10.56	500	5,280	4,075,794	4.1 M to 4.1 M (+0.01 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	10.54	1,700	17,918	4,075,294	4.1 M to 4.1 M (+0.04 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	10.95	200	2,190	4,080,194	4.1 M to 4.1 M (0.00 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	10.85	200	2,170	4,079,994	4.1 M to 4.1 M (0.00 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	10.65	1,800	19,170	4,079,794	4.1 M to 4.1 M (+0.04 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	10.64	200	2,128	4,077,994	4.1 M to 4.1 M (0.00 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	10.63	2,000	21,260	4,077,794	4.1 M to 4.1 M (+0.05 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	10.56	500	5,280	4,075,794	4.1 M to 4.1 M (+0.01 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	10.54	1,700	17,918	4,075,294	4.1 M to 4.1 M (+0.04 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	10.95	200	2,190	4,080,194	4.1 M to 4.1 M (0.00 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	10.85	200	2,170	4,079,994	4.1 M to 4.1 M (0.00 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	10.65	1,800	19,170	4,079,794	4.1 M to 4.1 M (+0.04 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	10.64	200	2,128	4,077,994	4.1 M to 4.1 M (0.00 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	10.63	2,000	21,260	4,077,794	4.1 M to 4.1 M (+0.05 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	10.56	500	5,280	4,075,794	4.1 M to 4.1 M (+0.01 %)
May 12 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	10.54	1,700	17,918	4,075,294	4.1 M to 4.1 M (+0.04 %)
May 11 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	11.79	100	1,179	4,073,594	4.1 M to 4.1 M (0.00 %)
May 11 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	12.10	4,000	48,400	4,073,494	4.1 M to 4.1 M (+0.10 %)
May 11 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	12.31	200	2,462	4,069,494	4.1 M to 4.1 M (0.00 %)
May 11 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	12.40	300	3,720	4,069,294	4.1 M to 4.1 M (+0.01 %)
May 11 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	11.65	4,200	48,930	4,068,994	4.1 M to 4.1 M (+0.10 %)
May 11 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	11.66	500	5,830	4,064,794	4.1 M to 4.1 M (+0.01 %)
May 11 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	11.77	1,700	20,009	4,064,294	4.1 M to 4.1 M (+0.04 %)
May 11 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	11.60	600	6,960	4,062,594	4.1 M to 4.1 M (+0.01 %)
May 11 2004	MWP	MARKWEST HYDROCARB ...	MARKWEST HOLDING CO	10% Owner	Buy	P	11.65	8,400	97,860	4,061,994	4.1 M to 4.1 M (+0.21 %)
Apr 12 2004	MWP	MARKWEST HYDROCARB ...	DENNEY ARTHUR J	Director	Option Exercise	M	4.89	6,211	30,372	0
Apr 12 2004	MWP	MARKWEST HYDROCARB ...	DENNEY ARTHUR J	Director	Option Exercise	M	4.89	313	1,531	0
Apr 12 2004	MWP	MARKWEST HYDROCARB ...	DENNEY ARTHUR J	Director	Payment of Exercise	F	12.44	2,565	31,909	14,440	17 K to 14.4 K (-15.08 %)
Apr 12 2004	MWP	MARKWEST HYDROCARB ...	DENNEY ARTHUR J	Director	Buy	M	4.89	6,524	31,902	17,005	10.5 K to 17 K (+62.25 %)
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	NICKERSON RANDY S	Sr. Vice President	Option Exercise	M	6.95	6,185	42,986	0
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	NICKERSON RANDY S	Sr. Vice President	Option Exercise	M	9.55	1,223	11,680	0
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	NICKERSON RANDY S	Sr. Vice President	Option Exercise	M	7.85	8,993	70,595	0
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	NICKERSON RANDY S	Sr. Vice President	Option Exercise	M	4.89	1,239	6,059	0
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	NICKERSON RANDY S	Sr. Vice President	Option Exercise	M	10.23	1,440	14,731	1,492
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	NICKERSON RANDY S	Sr. Vice President	Option Exercise	M	6.96	622	4,329	1,244
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	NICKERSON RANDY S	Sr. Vice President	Option Exercise	M	6.96	622	4,329	0
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	NICKERSON RANDY S	Sr. Vice President	Sell	S	12.10	20,324	245,920	0	20.3 K to 0 (-100.00 %)
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	NICKERSON RANDY S	Sr. Vice President	Buy	M	6.95	6,185	42,986	20,324	14.1 K to 20.3 K (+43.74 %)
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	NICKERSON RANDY S	Sr. Vice President	Buy	M	9.55	1,223	11,680	14,139	12.9 K to 14.1 K (+9.47 %)
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	NICKERSON RANDY S	Sr. Vice President	Buy	M	7.85	8,993	70,595	12,916	3.9 K to 12.9 K (+229.24 %)
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	NICKERSON RANDY S	Sr. Vice President	Buy	M	4.89	1,239	6,059	3,923	2.7 K to 3.9 K (+46.16 %)
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	NICKERSON RANDY S	Sr. Vice President	Buy	M	10.23	1,440	14,731	2,684	1.2 K to 2.7 K (+115.76 %)
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	NICKERSON RANDY S	Sr. Vice President	Buy	M	6.96	1,244	8,658	1,244	0 to 1.2 K
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	11.79	100	1,179	4,073,594	4.1 M to 4.1 M (0.00 %)
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	12.10	4,000	48,400	4,073,494	4.1 M to 4.1 M (+0.10 %)
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	12.31	200	2,462	4,069,494	4.1 M to 4.1 M (0.00 %)
Apr 02 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	12.40	300	3,720	4,069,294	4.1 M to 4.1 M (+0.01 %)
Mar 31 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	11.65	4,200	48,930	4,068,994	4.1 M to 4.1 M (+0.10 %)
Mar 31 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	11.66	500	5,830	4,064,794	4.1 M to 4.1 M (+0.01 %)
Mar 31 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	11.77	1,700	20,009	4,064,294	4.1 M to 4.1 M (+0.04 %)
Mar 31 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	11.60	600	6,960	4,062,594	4.1 M to 4.1 M (+0.01 %)
Mar 31 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	11.65	8,400	97,860	4,061,994	4.1 M to 4.1 M (+0.21 %)
Mar 30 2004	MWP	MARKWEST HYDROCARB ...	SEMPLE FRANK M	President, CEO	Buy	P	11.44	500	5,720	5,000	4.5 K to 5 K (+11.11 %)
Mar 30 2004	MWP	MARKWEST HYDROCARB ...	SEMPLE FRANK M	President, CEO	Buy	P	11.45	1,200	13,740	4,500	3.3 K to 4.5 K (+36.36 %)
Mar 30 2004	MWP	MARKWEST HYDROCARB ...	SEMPLE FRANK M	President, CEO	Buy	P	11.50	2,300	26,450	3,300	1,000 to 3.3 K (+230.00 %)
Mar 30 2004	MWP	MARKWEST HYDROCARB ...	SEMPLE FRANK M	President, CEO	Buy	P	11.56	1,000	11,560	1,000	0 to 1,000
Mar 30 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	11.50	300	3,450	161,615	161.3 K to 161.6 K (+0.19 %)
Mar 30 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	11.54	100	1,154	161,315	161.2 K to 161.3 K (+0.06 %)
Mar 30 2004	MWP	MARKWEST HYDROCARB ...	FOX JOHN M	Director	Buy	P	11.65	5,600	65,240	161,215	155.6 K to 161.2 K (+3.60 %)

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