SpiderRock Trading LLC - E M C CORP MASS ownership

E M C CORP MASS's ticker is and the CUSIP is 26864810. A total of 5 filers reported holding E M C CORP MASS in Q2 2014. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
SpiderRock Trading LLC ownership history of E M C CORP MASS
ValueSharesWeighting
Q4 2014$81,000
+575.0%
2,700
+575.0%
0.22%
+448.8%
Q3 2014$12,000
+200.0%
400
-33.3%
0.04%
+105.0%
Q1 2014$4,0000.0%600
-45.5%
0.02%
-4.8%
Q4 2013$4,000
+300.0%
1,1000.0%0.02%
+250.0%
Q3 2013$1,000
-66.7%
1,100
-73.8%
0.01%
-75.0%
Q2 2013$3,0004,2000.02%
Other shareholders
E M C CORP MASS shareholders Q2 2014
NameSharesValueWeighting ↓
WOOD ASSET MANAGEMENT INC 56,544$1,489,0000.51%
Mizuho Trust & Banking Co., Ltd. 3,653,980$96,246,0000.34%
INDEPENDENT INVESTORS INC 15,200$400,0000.18%
INGALLS & SNYDER LLC 82,577$2,175,0000.11%
IKOS CIF LTD 100$3,0000.01%
View complete list of E M C CORP MASS shareholders