Sigma Aldrich Corp

MCDANIEL TERRY & CO

Report date

6/30/2014

Quarter

2014 Q2

Filed

8/11/2014

Shares

187,940

Value ($000)

19,072

Weight

4.5%

2013 Q4 - 2014 Q2 (3 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2014 Q2	8/11/2014	19,072	4.5%	187,940	6/30/2014
2014 Q1	5/14/2014	17,399	4.4%	186,320	3/31/2014
2013 Q4	2/13/2014	17,405	4.4%	185,142	12/31/2013