Nike (NKE) had the highest return between 1986 and 1990 by a US stock, returning 18,695.3%.

ASSET	YEARS	% RETURN
Nike (NKE)	1986-1990	18,695.35%
Polaris Industries (PII)	1986-1990	10,258.62%
Aegon NV ADR (AEG)	1986-1990	6,097.87%
Bridgford Foods (BRID)	1986-1990	1,513.92%
ClearOne (CLRO)	1986-1990	1,400%
PLDT Inc ADR (PHI)	1986-1990	1,266.53%
Crown Crafts (CRWS)	1986-1990	1,133.41%
Microsoft (MSFT)	1986-1990	1,081.15%
Badger Meter (BMI)	1986-1990	1,021.2%
Adobe Systems (ADBE)	1986-1990	1,005.48%
Altria (MO)	1986-1990	969.23%
Home Depot (HD)	1986-1990	961.37%
Amgen (AMGN)	1986-1990	831.03%
Telefonaktiebolaget LM Ericsson B ADR (ERIC)	1986-1990	743.38%
Arts-Way Manufacturing (ARTW)	1986-1990	701.8%
Shell PLC ADR (SHEL)	1986-1990	695.07%
Unilever PLC ADR (UL)	1986-1990	640.03%
Natures Sunshine Products (NATR)	1986-1990	609.41%
Cracker Barrel Old Country Store (CBRL)	1986-1990	588.27%
MDU Resources (MDU)	1986-1990	540.85%
Jacobs Solutions (J)	1986-1990	537.43%
Hormel Foods (HRL)	1986-1990	537.26%
HF Sinclair (DINO)	1986-1990	530.7%
Telephone and Data Systems (TDS)	1986-1990	513.82%
Newell Brands (NWL)	1986-1990	506.3%