WILLIAM C ONEIL Insider Trading $SIAL SIGMA ALDRICH CORP

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General | Insider Transactions | Monthly Overview

Get the latest insider transactions of WILLIAM C ONEIL. WILLIAM C ONEIL is Director in SIGMA ALDRICH CORP ($SIAL).

WILLIAM C ONEIL in SIGMA ALDRICH CORP

Trading Symbol: SIAL
Industry: WHOLESALE-CHEMICALS & ALLIED PRODUCTS [5160]
Position of WILLIAM C ONEIL: Director
Holdings: 11,600 shares
Latest Transaction: May 06 2008

Last 4 weeks trend: HOLD
Last 3 months trend: HOLD

Latest Insider Trading Transactions of WILLIAM C ONEIL in SIGMA ALDRICH CORP

	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
May 06 2008	SIAL	SIGMA ALDRICH CORP	ONEIL WILLIAM C	Director	Option Exercise	M	20.06	4,000	80,250	0
May 06 2008	SIAL	SIGMA ALDRICH CORP	ONEIL WILLIAM C	Director	Option Exercise	M	19.94	20,000	398,750	0
May 06 2008	SIAL	SIGMA ALDRICH CORP	ONEIL WILLIAM C	Director	Sell	S	57.36	24,000	1,376,736	11,600	35.6 K to 11.6 K (-67.42 %)
May 06 2008	SIAL	SIGMA ALDRICH CORP	ONEIL WILLIAM C	Director	Buy	M	20.06	4,000	80,250	35,600	31.6 K to 35.6 K (+12.66 %)
May 06 2008	SIAL	SIGMA ALDRICH CORP	ONEIL WILLIAM C	Director	Buy	M	19.94	20,000	398,750	31,600	11.6 K to 31.6 K (+172.41 %)
Jan 02 2008	SIAL	SIGMA ALDRICH CORP	ONEIL WILLIAM C	Director	Grant	A	0.00	1,200	0	11,600	10.4 K to 11.6 K (+11.54 %)

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