MAIRS & POWER INC - 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
MAIRS & POWER INC ownership history of SIGMA ALDRICH CORP
ValueSharesWeighting
Q3 2015$693,000
-11.0%
4,992
-10.7%
0.01%0.0%
Q2 2015$779,000
+0.4%
5,593
-0.4%
0.01%0.0%
Q1 2015$776,000
-9.0%
5,613
-9.7%
0.01%
-8.3%
Q4 2014$853,000
-4.5%
6,214
-5.3%
0.01%
-7.7%
Q3 2014$893,000
-20.5%
6,564
-40.7%
0.01%
-18.8%
Q2 2014$1,123,000
+8.7%
11,0640.0%0.02%
+6.7%
Q1 2014$1,033,000
-0.7%
11,0640.0%0.02%
-6.2%
Q4 2013$1,040,000
+10.3%
11,064
+0.1%
0.02%0.0%
Q3 2013$943,000
+7.0%
11,051
+0.9%
0.02%
-5.9%
Q2 2013$881,00010,9500.02%
Other shareholders
SIGMA ALDRICH CORP shareholders Q4 2013
NameSharesValueWeighting ↓
SHAYNE & JACOBS, LLC 101,877$14,197,00011.86%
Chicago Capital Management, LLC 110,000$15,328,0007.00%
REIK & CO., LLC 139,443$19,431,0006.28%
GABELLI & Co INVESTMENT ADVISERS, INC. 245,601$34,224,0004.91%
Kellner Capital, LLC 66,800$9,309,0004.91%
America First Investment Advisors, LLC 77,405$10,786,0004.73%
GARDNER LEWIS ASSET MANAGEMENT L P 210,152$29,285,0004.43%
ALPINE ASSOCIATES MANAGEMENT INC. 968,217$134,921,0004.38%
LONGFELLOW INVESTMENT MANAGEMENT CO LLC 102,825$14,329,0004.29%
Black River Asset Management LLC 55,000$7,664,0004.09%
View complete list of SIGMA ALDRICH CORP shareholders