Asset class5-mo.
return
ETF
symbol
PriceBid-ask
spread
Buy
Commodities
+16.04 
PDBC
17.78
0.06%
34%
US small-cap stocks
+14.75 
VTWO
125.75
0.21%
33%
Emerging-market stocks
+14.36 
VWO
48.68
0.02%
33%
US large-cap stocks
+13.56 
VONE
127.30
0.02%
Developed-market large-cap stocks
+12.23 
VEA
46.85
0.02%
Gold
+4.14 
IAU
12.84
0.08%
US Treasury bonds, 20+ yr.
+0.46 
VGLT
76.94
0.12%
US Treasury bills, 1 to 12 mo.
+0.31 
SHV
110.28
0.01%
US real-estate investment trusts
-3.09 
VNQ
78.92
0.01%
Numbers calculated on January 17, 2018, at 9:59 am NYC time (data at least 20 minutes delayed).