(25 January 2026) US stocks ended the week slightly lower as Greenland-related tariff fears briefly shook market confidence.  President Trump calmed the early week volatility, however, after announcing a face-saving deal with the EU which would apparently give the US greater access to Greenland.  Despite all the geopolitical melodrama, stocks remain within 1% of their recent highs. The pullback was not surprising given the Mercury-Mars-Saturn alignment on January 19-20.  Our backtest of previous such alignments showed a modest but distinctly negative bias.  Evidence suggested that the most bearish influence from this alignment occurred within a 24-day span that begins 12 days before the alignment and lasts until 12 days after.  This 24-day period had an average decline of -1.5%, albeit...