best performing mid stocks oct 2015 to 2018

Freedom (FRHC) had the highest return between October 1, 2015 and December 31, 2018 by a mid-cap US stock, returning 9,617.6%.

ASSET DATE % RETURN
Freedom (FRHC)
10/1/2015 - 12/31/2018
9,617.65%
Five9 (FIVN)
10/1/2015 - 12/31/2018
1,097.81%
Vericel Corp Ord (VCEL)
10/1/2015 - 12/31/2018
556.6%
Burford Capital (BUR)
10/1/2015 - 12/31/2018
540.21%
Skyline (SKY)
10/1/2015 - 12/31/2018
420.29%
TAL Education (TAL)
10/1/2015 - 12/31/2018
400.71%
Weibo (WB)
10/1/2015 - 12/31/2018
396.85%
Casella Waste Systems (CWST)
10/1/2015 - 12/31/2018
394.62%
Novanta (NOVT)
10/1/2015 - 12/31/2018
392.57%
Ringcentral (RNG)
10/1/2015 - 12/31/2018
355.72%
Insperity (NSP)
10/1/2015 - 12/31/2018
352%
Chemours (CC)
10/1/2015 - 12/31/2018
351.97%
Alpha Metallurgical Resources (AMR)
10/1/2015 - 12/31/2018
343.49%
Alarm (ALRM)
10/1/2015 - 12/31/2018
343.33%
PAR Technology (PAR)
10/1/2015 - 12/31/2018
316.67%
Ollie's Bargain Outlet Hldg (OLLI)
10/1/2015 - 12/31/2018
309.29%
Caesars Entertainment (CZR)
10/1/2015 - 12/31/2018
298.79%
Transportadora de Gas del Sur SA ADR (TGS)
10/1/2015 - 12/31/2018
298.19%
NexGen Energy (NXE)
10/1/2015 - 12/31/2018
278.88%
Vicor (VICR)
10/1/2015 - 12/31/2018
266.54%
Lantheus (LNTH)
10/1/2015 - 12/31/2018
257.31%
Planet Fitness (PLNT)
10/1/2015 - 12/31/2018
253.56%
Ascendis Pharma A-S (ASND)
10/1/2015 - 12/31/2018
252.56%
Appfolio (APPF)
10/1/2015 - 12/31/2018
251.45%
Exelixis (EXEL)
10/1/2015 - 12/31/2018
248.14%
Mid-cap stocks are treated as having a market cap between $2B and $10B.