Advanced Micro Devices (AMD) had the highest return in March 2016 by a US stock with a market cap of $150B+, returning 31.9%.

ASSET	MONTH	% RETURN
Advanced Micro Devices (AMD)	March 2016	31.94%
Sony (SONY)	March 2016	21.32%
Tesla (TSLA)	March 2016	18.29%
HDFC Bank Limited ADR (HDB)	March 2016	15.52%
International Business Machines (IBM)	March 2016	14.53%
Broadcom (AVGO)	March 2016	14.51%
Accenture (ACN)	March 2016	13.83%
Chevron (CVX)	March 2016	13.41%
NVIDIA (NVDA)	March 2016	13.33%
Alibaba (BABA)	March 2016	12.87%
Lam Research (LRCX)	March 2016	12.83%
LIN TV (LIN)	March 2016	12.09%
Caterpillar (CAT)	March 2016	11.84%
Apple (AAPL)	March 2016	11.61%
Royal Bank of Canada (RY)	March 2016	11.14%
Applied Materials (AMAT)	March 2016	10.95%
Charles Schwab (SCHW)	March 2016	10.45%
Oracle (ORCL)	March 2016	10.12%
American Express (AXP)	March 2016	9.58%
ServiceNow (NOW)	March 2016	9.56%
Thermo Fisher Scientific (TMO)	March 2016	9.17%
Mitsubishi UFJ Financial Group Inc ADR (MUFG)	March 2016	9.03%
BlackRock (BLK)	March 2016	8.79%
Raytheon Technologies (RTX)	March 2016	8.54%
Taiwan Semiconductor Manufacturing (TSM)	March 2016	8.49%