CITY NATIONAL BANK - SIGMA ALDRICH CORP ownership

SIGMA ALDRICH CORP's ticker is SIAL and the CUSIP is 826552101. A total of 528 filers reported holding SIGMA ALDRICH CORP in Q2 2015. The put-call ratio across all filers is 0.64 and the average weighting 0.4%.

Quarter-by-quarter ownership
CITY NATIONAL BANK ownership history of SIGMA ALDRICH CORP
ValueSharesWeighting
Q3 2015$644,000
-9.6%
4,636
-9.3%
0.01%0.0%
Q2 2015$712,000
-7.7%
5,109
-8.3%
0.01%0.0%
Q1 2015$771,000
-18.8%
5,574
-19.4%
0.01%
-25.0%
Q4 2014$949,000
-3.8%
6,912
-4.7%
0.01%
-11.1%
Q3 2014$986,000
+34.0%
7,253
+0.0%
0.01%
+28.6%
Q2 2014$736,000
-12.7%
7,250
-19.7%
0.01%
-41.7%
Q1 2014$843,000
-16.0%
9,027
-15.4%
0.01%
-20.0%
Q4 2013$1,003,000
+10.6%
10,665
+0.3%
0.02%
-6.2%
Q3 2013$907,000
+1.5%
10,630
-4.4%
0.02%
-5.9%
Q2 2013$894,00011,1150.02%
Other shareholders
SIGMA ALDRICH CORP shareholders Q2 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