Virtu KCG Holdings LLC - QUEST DIAGNOSTICS INC ownership

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QUEST DIAGNOSTICS INC's ticker is and the CUSIP is 74834L900. A total of 4 filers reported holding QUEST DIAGNOSTICS INC in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.2%.

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Quarter-by-quarter ownership
Virtu KCG Holdings LLC ownership history of QUEST DIAGNOSTICS INC
ValueSharesWeighting
Q1 2014$747,000
+74.5%
12,900
+61.2%
0.01%
+80.0%
Q4 2013$428,000
+60.9%
8,000
+86.0%
0.01%
+66.7%
Q3 2013$266,000–4,300–0.00%–
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Other shareholders
QUEST DIAGNOSTICS INC shareholders Q4 2013
NameSharesValueWeighting ↓
SIMPLEX TRADING, LLC 435$4,428,0000.01%
GROUP ONE TRADING, L.P. 9,100$926,0000.01%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of QUEST DIAGNOSTICS INC shareholders