SIGMA ALDRICH CORP

CUSIP: 826552101 Class: COM

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

Note: Option positions (PUT/CALL) are excluded.

Q2 2015

Shares 230,778 Value ($000) $32,158,914 Avg Close — Range —

Q1 2015

Shares 1,404,591 Value ($000) $194,184,706 Avg Close — Range —

Q4 2014

Shares 2,616,713 Value ($000) $359,196,194 Avg Close — Range —

Q3 2014

Shares 3,383,074 Value ($000) $460,132 Avg Close — Range —

Q2 2014

Shares 2,258,603 Value ($000) $229,204 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2015	230,778	$32,158,914	—	—
Q1 2015	1,404,591	$194,184,706	—	—
Q4 2014	2,616,713	$359,196,194	—	—
Q3 2014	3,383,074	$460,132	—	—
Q2 2014	2,258,603	$229,204	—	—