SpiderRock Trading LLC - INTERNATIONAL BUSINESS MACHS ownership

INTERNATIONAL BUSINESS MACHS's ticker is and the CUSIP is 45920010. A total of 5 filers reported holding INTERNATIONAL BUSINESS MACHS in Q1 2015. The put-call ratio across all filers is - and the average weighting 0.6%.

Quarter-by-quarter ownership
SpiderRock Trading LLC ownership history of INTERNATIONAL BUSINESS MACHS
ValueSharesWeighting
Q4 2014$174,000
+128.9%
2,246
+461.5%
0.48%
+84.7%
Q3 2014$76,000400
+300.0%
0.26%
Q2 2014$0
-100.0%
100
-66.7%
0.00%
-100.0%
Q1 2014$4,000
+300.0%
300
+50.0%
0.02%
+320.0%
Q4 2013$1,0002000.01%
Other shareholders
INTERNATIONAL BUSINESS MACHS shareholders Q1 2015
NameSharesValueWeighting ↓
RBO & CO LLC 27,469$4,407,0001.45%
SpiderRock Trading LLC 1,046$167,0000.46%
BOYD WATTERSON ASSET MANAGEMENT LLC/OH 5,962$957,0000.41%
INGALLS & SNYDER LLC 40,428$6,486,0000.38%
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 66,201$10,621,0000.06%
SpiderRock Trading LLC 1,200$7,0000.02%
View complete list of INTERNATIONAL BUSINESS MACHS shareholders