DEN DOOL GERRIT VAN Insider Trading Transactions

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General | Insider Transactions | Monthly Overview

Get the latest insider transactions of DEN DOOL GERRIT VAN. DEN DOOL GERRIT VAN is in SIGMA ALDRICH CORP ($SIAL) and VP, Managing Director US/CAN in SIGMA ALDRICH CORP ($SIAL).

Latest Insider Trading Transactions of DEN DOOL GERRIT VAN

	1 Week	2 Weeks	1 Month	3 Months	6 Months	1 Year	2 Years
No. of Purchases	0	0	0	0	0	0	0
Value of Purchases ($)	0	0	0	0	0	0	0
No. of Sales	0	0	0	0	0	0	0
Value of Sales ($)	0	0	0	0	0	0	0

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Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Feb 16 2011	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT	VP, Managing Direct ...	Option Exercise	A	62.49	7,950	496,796	7,950
Feb 16 2011	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT	VP, Managing Direct ...	Option Exercise	A	62.49	1,600	99,984	1,600
Nov 08 2010	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT		Option Exercise	M	25.32	10,000	253,150	10,000
Nov 08 2010	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT		Sell	S	65.00	10,000	650,000	7,140	17.1 K to 7.1 K (-58.34 %)
Nov 08 2010	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT		Buy	M	25.32	10,000	253,150	17,140	7.1 K to 17.1 K (+140.06 %)
May 18 2009	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT		Option Exercise	M	25.32	10,000	253,150	20,000
May 18 2009	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT		Sell	S	45.40	100	4,540	6,540	6.6 K to 6.5 K (-1.51 %)
May 18 2009	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT		Sell	S	45.40	900	40,860	6,640	7.5 K to 6.6 K (-11.94 %)
May 18 2009	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT		Sell	S	45.39	100	4,539	7,540	7.6 K to 7.5 K (-1.31 %)
May 18 2009	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT		Sell	S	45.39	700	31,773	7,640	8.3 K to 7.6 K (-8.39 %)
May 18 2009	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT		Sell	S	45.38	100	4,538	8,340	8.4 K to 8.3 K (-1.18 %)
May 18 2009	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT		Sell	S	45.38	100	4,538	8,440	8.5 K to 8.4 K (-1.17 %)
May 18 2009	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT		Sell	S	45.38	8,000	363,040	8,540	16.5 K to 8.5 K (-48.37 %)
May 18 2009	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT		Buy	M	25.32	10,000	253,150	16,540	6.5 K to 16.5 K (+152.91 %)
Feb 19 2008	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT		Option Exercise	A	52.76	950	50,122	950
Feb 19 2008	SIAL	SIGMA ALDRICH CORP	VAN DEN DOOL GERRIT		Option Exercise	A	52.76	5,550	292,818	5,550

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