best performing mega cap stocks dec 1988

UnitedHealth (UNH) had the highest return in December 1988 by a mega-cap US stock, returning 16.1%.

ASSET MONTH % RETURN
UnitedHealth (UNH)
December 1988
16.08%
Thermo Fisher Scientific (TMO)
December 1988
14.08%
Oracle (ORCL)
December 1988
13.01%
Microsoft (MSFT)
December 1988
12.1%
Advanced Micro Devices (AMD)
December 1988
7.81%
Apple (AAPL)
December 1988
6.6%
Procter & Gamble (PG)
December 1988
6.58%
Home Depot (HD)
December 1988
5.5%
Abbott Laboratories (ABT)
December 1988
4.62%
Toyota Motor Corporation ADR (TM)
December 1988
4.4%
Walmart (WMT)
December 1988
3.86%
Shell PLC ADR (SHEL)
December 1988
3.64%
McDonald’s (MCD)
December 1988
2.97%
International Business Machines (IBM)
December 1988
2.96%
Coca-Cola (KO)
December 1988
2.89%
Raytheon Technologies (RTX)
December 1988
2.8%
Bank of America (BAC)
December 1988
2.34%
Merck (MRK)
December 1988
2.22%
Exxon Mobil (XOM)
December 1988
2.03%
Micron Technology (MU)
December 1988
1.61%
Caterpillar (CAT)
December 1988
1.6%
GE Aerospace (GE)
December 1988
0.23%
Chevron (CVX)
December 1988
0%
American Express (AXP)
December 1988
-0.16%
Wells Fargo (WFC)
December 1988
-0.77%
Mega-cap stocks are treated as having a market cap of $200B+.