Pfizer Vaccine Sees Stocks at All-Time Highs | Z Energy Update Global markets surged overnight (S&P 500 Index +2.3%) after Pfizer revealed its COVID-19 vaccine has been 90% effective against the dominant virus strains circulating currently. The rally in Europe and the US has been led by companies hit hardest by the pandemic, while stay-at-home winners retreated. At the time of writing the S&P 500 was led by the Energy (+15%) and Financials (+9%). The top infectious disease expert in the US Anthony Fauci said the vaccine being developed by Pfizer will have a “major impact” on everything we do with regards to Covid-19 going forward - indicating that the news-flow is to be treated seriously.   Z Energy (ZEL:NZX / ZEL:ASX) Z Energy provided a sound update last week update delivering 1st half operating earnings of NZ$95m (modestly ahead of the mid-point of management guided NZ$85-100m). Guidance range of NZ$235-265m was also a 5% upgrade to consensus at the mid-point. Earnings could continue to improve, largely driven by cost...