SpiderRock Trading LLC - COGNEX CORP ownership

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COGNEX CORP's ticker is and the CUSIP is 19242210. A total of 1 filers reported holding COGNEX CORP in Q2 2014. The put-call ratio across all filers is 1.00 and the average weighting 0.0%.

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Quarter-by-quarter ownership
SpiderRock Trading LLC ownership history of COGNEX CORP
ValueSharesWeighting
Q3 2014$35,000
+600.0%
3,737
-37.7%
0.12%
+445.5%
Q2 2014$5,000
-50.0%
6,000
+114.3%
0.02%
-56.9%
Q1 2014$10,000
-28.6%
2,800
-54.8%
0.05%
-39.3%
Q3 2013$14,000
+1300.0%
6,200
+933.3%
0.08%
+950.0%
Q2 2013$1,000–600–0.01%–
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Other shareholders
COGNEX CORP shareholders Q2 2014
NameSharesValueWeighting ↓
SpiderRock Trading LLC 300$1,0000.01%
DEUTSCHE BANK AG\ 93,426$4,222,0000.00%
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 4,821$218,0000.00%
SpiderRock Trading LLC 300$00.00%
View complete list of COGNEX CORP shareholders