worst performing stock 2014 q2 with market cap more then 50b

Intuitive Surgical (ISRG) had the lowest return in Q2 2014 by a US stock with a market cap of $50B+, returning -15.3%.

ASSET QUARTER % RETURN
Intuitive Surgical (ISRG)
Q2 2014
-15.28%
Sony (SONY)
Q2 2014
-13.65%
UBS (UBS)
Q2 2014
-13.18%
TJX Companies (TJX)
Q2 2014
-12.38%
Marvell Technology (MRVL)
Q2 2014
-11.78%
Bank of America (BAC)
Q2 2014
-11%
Apollo Global Management LLC Class A (APO)
Q2 2014
-9.55%
CRH PLC ADR (CRH)
Q2 2014
-9.27%
Barclays PLC ADR (BCS)
Q2 2014
-7.54%
Regeneron Pharmaceuticals (REGN)
Q2 2014
-7.31%
PACCAR (PCAR)
Q2 2014
-7.27%
Bristol-Myers Squibb (BMY)
Q2 2014
-6.47%
Pfizer (PFE)
Q2 2014
-6.22%
Boston Scientific (BSX)
Q2 2014
-5.76%
International Business Machines (IBM)
Q2 2014
-5.59%
JPMorgan Chase (JPM)
Q2 2014
-4.87%
ING Group NV ADR (ING)
Q2 2014
-4.17%
Intercontinental Exchange (ICE)
Q2 2014
-4.07%
CME (CME)
Q2 2014
-4.01%
Amazon (AMZN)
Q2 2014
-3.94%
Target (TGT)
Q2 2014
-3.89%
Amgen (AMGN)
Q2 2014
-3.76%
Rio Tinto ADR (RIO)
Q2 2014
-3.52%
Visa Inc Class A (V)
Q2 2014
-2.75%
SAP SE ADR (SAP)
Q2 2014
-2.47%