PEAK6 Group LLC - SIGMA ALDRICH CORP ownership

SIGMA ALDRICH CORP's ticker is SIAL and the CUSIP is 826552101. A total of 522 filers reported holding SIGMA ALDRICH CORP in Q4 2013. The put-call ratio across all filers is 0.28 and the average weighting 0.3%.

Quarter-by-quarter ownership
PEAK6 Group LLC ownership history of SIGMA ALDRICH CORP
ValueSharesWeighting
Q3 2015$945,000
-85.4%
6,800
-89.3%
0.01%
-91.9%
Q2 2014$6,464,000
+453.4%
63,700
+409.6%
0.06%
+520.0%
Q1 2014$1,168,000
-52.5%
12,500
-52.2%
0.01%
-41.2%
Q4 2013$2,460,000
-96.0%
26,167
-96.4%
0.02%
-86.5%
Q3 2013$61,246,000
-4.5%
718,000
-9.9%
0.13%
-47.7%
Q2 2013$64,102,000797,1000.24%
Other shareholders
SIGMA ALDRICH CORP shareholders Q4 2013
NameSharesValueWeighting ↓
SHAYNE & JACOBS, LLC 118,322$11,123,0009.27%
REIK & CO., LLC 154,608$14,535,0005.25%
CAPITAL COUNSEL LLC/NY 914,471$85,969,0004.81%
MCDANIEL TERRY & CO 185,142$17,405,0004.40%
America First Investment Advisors, LLC 95,329$8,962,0004.19%
Fundsmith 443,414$59,298,0003.68%
COMPASS CAPITAL MANAGEMENT, INC 167,409$15,738,0003.17%
PROFESSIONAL ADVISORY SERVICES INC 126,427$11,885,0003.09%
Stack Financial Management, Inc 233,449$21,947,0002.91%
CARDEROCK CAPITAL MANAGEMENT INC 54,344$5,109,0002.68%
View complete list of SIGMA ALDRICH CORP shareholders