PROFESSIONAL ADVISORY SERVICES INC - SIGMA ALDRICH CORP ownership

SIGMA ALDRICH CORP's ticker is SIAL and the CUSIP is 826552101. A total of 524 filers reported holding SIGMA ALDRICH CORP in Q1 2014. The put-call ratio across all filers is 0.23 and the average weighting 0.3%.

Quarter-by-quarter ownership
PROFESSIONAL ADVISORY SERVICES INC ownership history of SIGMA ALDRICH CORP
ValueSharesWeighting
Q2 2014$8,257,000
-29.8%
81,364
-35.4%
2.00%
-31.7%
Q1 2014$11,770,000
-1.0%
126,046
-0.3%
2.94%
-5.0%
Q4 2013$11,885,000
+9.2%
126,427
-0.9%
3.09%
+0.6%
Q3 2013$10,885,000
+54.9%
127,613
+46.1%
3.07%
+46.3%
Q2 2013$7,025,00087,3522.10%
Other shareholders
SIGMA ALDRICH CORP shareholders Q1 2014
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