best mid cap stocks 1998 to 1999

Qorvo (QRVO) had the highest return between 1998 and 1999 by a mid-cap US stock, returning 2,205.2%.

ASSETYEARS% RETURN
Qorvo (QRVO)
1998-1999
2,205.22%
InterDigital (IDCC)
1998-1999
2,164.12%
Viavi Solutions (VIAV)
1998-1999
1,533.55%
Skyworks Solutions (SWKS)
1998-1999
1,487.11%
Power Integrations (POWI)
1998-1999
909.19%
Mercury Systems (MRCY)
1998-1999
566.67%
American Eagle Outfitters (AEO)
1998-1999
474.5%
Semtech (SMTC)
1998-1999
431.22%
BioCryst Pharmaceuticals (BCRX)
1998-1999
321.43%
BlackBerry (BB)
1998-1999
299.99%
FactSet Research Systems (FDS)
1998-1999
290.84%
Repligen (RGEN)
1998-1999
270.35%
ViaSat (VSAT)
1998-1999
266.06%
WPP PLC ADR (WPP)
1998-1999
266.03%
Universal Display (OLED)
1998-1999
257.34%
Qiagen (QGEN)
1998-1999
235.55%
Array Digital Infrastructure (AD)
1998-1999
228.25%
Bio-Techne (TECH)
1998-1999
214.66%
Gerdau SA ADR (GGB)
1998-1999
214.44%
Sanmina (SANM)
1998-1999
202.65%
ePlus (PLUS)
1998-1999
200%
Gap (GAP)
1998-1999
195.74%
Plexus (PLXS)
1998-1999
193.33%
Bel Fuse A (BELFA)
1998-1999
185.9%
SEI Investments (SEIC)
1998-1999
184.25%
Mid-cap stocks are treated as having a market cap between $2B and $10B.