best performance mega stock between may 1990 and december 1991

UnitedHealth (UNH) had the highest return between May 1, 1990 and December 31, 1991 by a mega-cap US stock, returning 563.8%.

ASSETDATE% RETURN
UnitedHealth (UNH)
5/1/1990 - 12/31/1991
563.79%
Cisco Systems (CSCO)
5/1/1990 - 12/31/1991
446.31%
Home Depot (HD)
5/1/1990 - 12/31/1991
219.03%
Costco Wholesale (COST)
5/1/1990 - 12/31/1991
207.58%
Microsoft (MSFT)
5/1/1990 - 12/31/1991
184.08%
Walmart (WMT)
5/1/1990 - 12/31/1991
137.27%
Merck (MRK)
5/1/1990 - 12/31/1991
134.18%
Coca-Cola (KO)
5/1/1990 - 12/31/1991
116.87%
Wells Fargo (WFC)
5/1/1990 - 12/31/1991
115.06%
Johnson & Johnson (JNJ)
5/1/1990 - 12/31/1991
107.56%
Advanced Micro Devices (AMD)
5/1/1990 - 12/31/1991
100%
Lam Research (LRCX)
5/1/1990 - 12/31/1991
92.41%
BHP (BHP)
5/1/1990 - 12/31/1991
63.35%
Qualcomm (QCOM)
5/1/1990 - 12/31/1991
45.61%
Apple (AAPL)
5/1/1990 - 12/31/1991
44.42%
Citigroup (C)
5/1/1990 - 12/31/1991
42.1%
Analog Devices (ADI)
5/1/1990 - 12/31/1991
40.73%
Procter & Gamble (PG)
5/1/1990 - 12/31/1991
37.06%
Mitsubishi UFJ Financial Group Inc ADR (MUFG)
5/1/1990 - 12/31/1991
36.13%
Berkshire Hathaway (BRK.A)
5/1/1990 - 12/31/1991
34.57%
Exxon Mobil (XOM)
5/1/1990 - 12/31/1991
33.97%
Eli Lilly and (LLY)
5/1/1990 - 12/31/1991
31.35%
Applied Materials (AMAT)
5/1/1990 - 12/31/1991
28.18%
Shell PLC ADR (SHEL)
5/1/1990 - 12/31/1991
26.14%
GE Aerospace (GE)
5/1/1990 - 12/31/1991
25.72%
Mega-cap stocks are treated as having a market cap of $200B+.