what is the most performance mid cap stock between september 20 2018 and december 28 2018

Companhia Energetica de Minas Gerais CEMIG Pref ADR (CIG) had the highest return between September 20, 2018 and December 28, 2018 by a mid-cap US stock, returning 102.8%.

ASSETDATE% RETURN
Companhia Energetica de Minas Gerais CEMIG Pref ADR (CIG)
9/20/2018 - 12/28/2018
102.81%
Twist Bioscience (TWST)
9/20/2018 - 12/28/2018
69.46%
Ultrapar Participacoes SA ADR (UGP)
9/20/2018 - 12/28/2018
43.6%
Stride (LRN)
9/20/2018 - 12/28/2018
38.28%
Ondas (ONDS)
9/20/2018 - 12/28/2018
33.34%
ADEIA (ADEA)
9/20/2018 - 12/28/2018
31.4%
Novavax (NVAX)
9/20/2018 - 12/28/2018
28.67%
SSR Mining (SSRM)
9/20/2018 - 12/28/2018
28.35%
Turkcell Iletisim Hizmetleri AS (TKC)
9/20/2018 - 12/28/2018
25.72%
B2Gold (BTG)
9/20/2018 - 12/28/2018
25.65%
ChipMOS Technologies (IMOS)
9/20/2018 - 12/28/2018
24.99%
Crocs (CROX)
9/20/2018 - 12/28/2018
24.25%
Vericel Corp Ord (VCEL)
9/20/2018 - 12/28/2018
22.76%
HCI (HCI)
9/20/2018 - 12/28/2018
22.56%
IDT (IDT)
9/20/2018 - 12/28/2018
20.51%
Compania de Minas Buenaventura SAA ADR (BVN)
9/20/2018 - 12/28/2018
20.43%
Liquidia Technologies (LQDA)
9/20/2018 - 12/28/2018
20.32%
Krystal Biotech (KRYS)
9/20/2018 - 12/28/2018
20.08%
OceanaGold (OGC)
9/20/2018 - 12/28/2018
19.32%
Sellas Life Sciences (SLS)
9/20/2018 - 12/28/2018
18.02%
Zai Lab (ZLAB)
9/20/2018 - 12/28/2018
17.69%
Veracyte (VCYT)
9/20/2018 - 12/28/2018
17.47%
Array Digital Infrastructure (AD)
9/20/2018 - 12/28/2018
17.08%
Tootsie Roll Industries (TR)
9/20/2018 - 12/28/2018
16.62%
California Water Service (CWT)
9/20/2018 - 12/28/2018
15.93%
Mid-cap stocks are treated as having a market cap between $2B and $10B.