Thor's Shield is a model portfolio designed to vigorously reduce equity tail risk while maintaining upside exposure. Thor’s Shield is a daily report for investors who want to make use of Viking Analytics’ option signals in a once-daily systematic strategy. As a subscriber, you will receive a daily PDF with Viking's portfolio allocations for SPY, QQQ, TLT, and IEF. Some subscribers use this for an intra-day trading bias for SPY and QQQ. Thor's Shield is intended to increase the return you get for every unit of risk you take.