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Home > Insider Trading > Filing (0000090185-10-000036)

Filing Details

Accession Number:: 0000090185-10-000036
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2010-02-23 12:00:00
Reporting Period:: 2010-02-16

Filing Date:: 2010-02-23
Accepted Time:: 2010-02-23 17:24:36
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
90185	Sigma Aldrich Corp	SIAL	Wholesale-Chemicals & Allied Products (5160)	431050617

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1484499	Michael Harris	3050 Spruce Street St. Louis MO 63103	Regional Director, Emea	No	Yes	No	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock, $1 Par Value	Acquisiton	2010-02-17	300	$48.61	1,917	No	4	A	Direct
Common Stock, $1 Par Value	Acquisiton	2010-02-23	400	$47.50	2,317	No	4	P	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	A	Direct
No	4	P	Direct

Reported Derivative Transactions

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Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock, $1 Par Value	NQ Stock Option, Right to Buy	Acquisiton	2010-02-16	8,500	$48.61	8,500	$48.61

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
8,500	2011-02-16	2020-02-16	No	4	A	Direct

Footnotes

Employee stock option granted pursuant to the Sigma-Aldrich Corporation Long-Term Incentive Plan of 2003 in compliance with Rule 16(b)-3
Shares granted vest for a period of 3 years as established in the Sigma-Aldrich Corporation 2003 Long-Term Incentive Plan