GUYASUTA INVESTMENT ADVISORS INC - SIGMA ALDRICH CORP ownership

SIGMA ALDRICH CORP's ticker is SIAL and the CUSIP is 826552101. A total of 545 filers reported holding SIGMA ALDRICH CORP in Q1 2015. The put-call ratio across all filers is 2.28 and the average weighting 0.4%.

Quarter-by-quarter ownership
GUYASUTA INVESTMENT ADVISORS INC ownership history of SIGMA ALDRICH CORP
ValueSharesWeighting
Q3 2015$545,000
-0.4%
3,9270.0%0.08%
+8.2%
Q2 2015$547,000
-1.1%
3,927
-1.8%
0.07%
-1.4%
Q1 2015$553,000
+0.7%
4,0000.0%0.07%0.0%
Q4 2014$549,000
+0.9%
4,0000.0%0.07%
-2.6%
Q3 2014$544,000
+34.3%
4,0000.0%0.08%
+40.7%
Q2 2014$405,000
+8.6%
4,0000.0%0.05%
+1.9%
Q1 2014$373,000
-0.8%
4,0000.0%0.05%
-3.6%
Q4 2013$376,000
+10.3%
4,0000.0%0.06%
+1.9%
Q3 2013$341,000
+6.2%
4,0000.0%0.05%
+3.8%
Q2 2013$321,0004,0000.05%
Other shareholders
SIGMA ALDRICH CORP shareholders Q1 2015
NameSharesValueWeighting ↓
Burren Capital Advisors Ltd 35,000$4,839,00017.52%
SHAYNE & JACOBS, LLC 114,052$15,768,00012.23%
Cheyne Capital Management (UK) LLP 199,237$27,547,0006.64%
REIK & CO., LLC 143,793$19,879,0006.44%
Chicago Capital Management, LLC 103,300$14,281,0006.00%
Kellner Capital, LLC 62,150$8,592,0005.63%
MCDANIEL TERRY & CO 164,215$22,703,0005.55%
GLAZER CAPITAL, LLC 261,530$36,157,0005.45%
ALPINE ASSOCIATES MANAGEMENT INC. 1,073,600$148,426,0005.33%
COWEN INC. 430,993$59,585,0004.93%
View complete list of SIGMA ALDRICH CORP shareholders