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4//SEC Filing

RICHTER KIRK A 4

Accession 0001246360-10-003091

CIK 0000090185other

View on SEC.gov Company Profile

Filed

Sep 1, 8:00 PM ET

Accepted

Sep 2, 3:15 PM ET

Size

15.4 KB

Accession

0001246360-10-003091

Insider Transaction Report

Form 4

Period: 2010-08-31

SIGMA ALDRICH CORPSIAL

Treasurer

Transactions

Exercise/Conversion
Common Stock
2010-08-31$18.25/sh+24,000$438,000→ 103,782 total
Gift
Common Stock
2010-08-31$52.91/sh−1,900$100,539→ 77,882 total
Exercise/Conversion
ISO Stock Option Right To Buy
2010-08-31−24,000→ 0 total
Exercise: $18.25From: 2001-11-13Exp: 2010-11-13→ Common Stock (24,000 underlying)
Sale
Common Stock
2010-08-31$53.00/sh−24,000$1,272,000→ 79,782 total

Documents

2 files

Issuer

SIGMA ALDRICH CORP

CIK 0000090185

Entity typeother

Related Parties

1

filerCIK 0001200843

Filing Metadata

Form type: 4
Filed: Sep 1, 8:00 PM ET
Accepted: Sep 2, 3:15 PM ET
Size: 15.4 KB

View on SEC.gov