IKOS CIF LTD - WESTERN DIGITAL CORP ownership

WESTERN DIGITAL CORP's ticker is and the CUSIP is 95810210. A total of 2 filers reported holding WESTERN DIGITAL CORP in Q1 2015. The put-call ratio across all filers is - and the average weighting 0.7%.

Quarter-by-quarter ownership
IKOS CIF LTD ownership history of WESTERN DIGITAL CORP
ValueSharesWeighting
Q4 2015$3,000
-98.7%
56
-98.3%
0.01%
-98.7%
Q3 2015$237,000
-17.1%
3,237
-6.8%
0.69%
-26.6%
Q2 2015$286,000
-23.3%
3,475
-8.6%
0.94%
+9.7%
Q1 2015$373,0003,8000.86%
Other shareholders
WESTERN DIGITAL CORP shareholders Q1 2015
NameSharesValueWeighting ↓
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 1,115,776$108,587,0000.58%
SpiderRock Trading LLC 800$77,0000.26%
Mizuho Trust & Banking Co., Ltd. 442,354$42,791,0000.16%
SpiderRock Trading LLC 2,500$4,0000.01%
View complete list of WESTERN DIGITAL CORP shareholders