what is the best returning index fund from feb 12 2018 to feb 16 2018

GBTC had the highest return between February 12, 2018 and February 16, 2018 by a major index or ETF, returning 21.1%.

ASSET DATE % RETURN
GBTC
2/12/2018 - 2/16/2018
21.1%
YINN
2/12/2018 - 2/16/2018
19.68%
KORU
2/12/2018 - 2/16/2018
19.57%
FNGU
2/12/2018 - 2/16/2018
18.25%
CWEB
2/12/2018 - 2/16/2018
17.09%
LABU
2/12/2018 - 2/16/2018
16.27%
EDC
2/12/2018 - 2/16/2018
15.96%
JNUG
2/12/2018 - 2/16/2018
14.85%
PILL
2/12/2018 - 2/16/2018
14.68%
DFEN
2/12/2018 - 2/16/2018
14.17%
BRZU
2/12/2018 - 2/16/2018
13.96%
TECL
2/12/2018 - 2/16/2018
13.88%
TQQQ
2/12/2018 - 2/16/2018
13.84%
NUGT
2/12/2018 - 2/16/2018
13.38%
URTY
2/12/2018 - 2/16/2018
13.11%
TNA
2/12/2018 - 2/16/2018
13.1%
SVXY
2/12/2018 - 2/16/2018
12.9%
XPP
2/12/2018 - 2/16/2018
12.88%
DPST
2/12/2018 - 2/16/2018
12.83%
MIDU
2/12/2018 - 2/16/2018
12.69%
CHAU
2/12/2018 - 2/16/2018
12.69%
UMDD
2/12/2018 - 2/16/2018
11.9%
SOXL
2/12/2018 - 2/16/2018
11.88%
DUSL
2/12/2018 - 2/16/2018
11.67%
TPOR
2/12/2018 - 2/16/2018
11.55%