best performing mid cap stocks between august 1999 and december 1999

InterDigital (IDCC) had the highest return between August 1, 1999 and December 31, 1999 by a mid-cap US stock, returning 1,328.6%.

ASSETDATE% RETURN
InterDigital (IDCC)
8/1/1999 - 12/31/1999
1,328.59%
Descartes Systems (DSGX)
8/1/1999 - 12/31/1999
384.51%
ePlus (PLUS)
8/1/1999 - 12/31/1999
353.54%
Universal Display (OLED)
8/1/1999 - 12/31/1999
300.01%
Viavi Solutions (VIAV)
8/1/1999 - 12/31/1999
250.68%
ViaSat (VSAT)
8/1/1999 - 12/31/1999
212.94%
Korn Ferry (KFY)
8/1/1999 - 12/31/1999
165.75%
Grupo Simec SAB de CV ADR (SIM)
8/1/1999 - 12/31/1999
164.29%
Diodes (DIOD)
8/1/1999 - 12/31/1999
158.64%
NetScout Systems (NTCT)
8/1/1999 - 12/31/1999
158.33%
Euronet Worldwide (EEFT)
8/1/1999 - 12/31/1999
157.45%
Mercury Systems (MRCY)
8/1/1999 - 12/31/1999
144.54%
VEON (VEON)
8/1/1999 - 12/31/1999
143.69%
BioCryst Pharmaceuticals (BCRX)
8/1/1999 - 12/31/1999
140.82%
Qiagen (QGEN)
8/1/1999 - 12/31/1999
112.68%
Novanta (NOVT)
8/1/1999 - 12/31/1999
105.88%
Vicor (VICR)
8/1/1999 - 12/31/1999
103.13%
BlackBerry (BB)
8/1/1999 - 12/31/1999
100.82%
Alkermes (ALKS)
8/1/1999 - 12/31/1999
88.49%
Bio-Techne (TECH)
8/1/1999 - 12/31/1999
85.08%
WPP PLC ADR (WPP)
8/1/1999 - 12/31/1999
84.52%
Array Digital Infrastructure (AD)
8/1/1999 - 12/31/1999
82.28%
CSG Systems International (CSGS)
8/1/1999 - 12/31/1999
80.23%
Plug Power (PLUG)
8/1/1999 - 12/31/1999
79.37%
Qorvo (QRVO)
8/1/1999 - 12/31/1999
75.76%
Mid-cap stocks are treated as having a market cap between $2B and $10B.