The new import duties announced by the United States are causing headaches for several companies on the Helsinki Stock Exchange, in addition to generally weakening the global economic outlook and increasing uncertainty. Under the current US administration, situations can change rapidly, but according to the current plan, the tariffs should come into effect next Wednesday. The indirect effects of the current trade policy, and especially a potentially looming full-blown trade war, are likely to be greater for most companies than the direct effects, but in this compilation, we outline the potential effects of US import duties on various companies and sectors. This is our best estimate of the current impact, but the situation is evolving and uncertainty is now very high.