The US leads the way in the programmatic advertising industry, with 25% of all online video now sold programmatically. Publishers are beginning to embrace programmatic selling, but developed markets are stabilizing as the demand for online video exceeds supply. The research by consulting firm MTM and Ooyala was carried out across five regions – the US, UK, Germany, France, and Sweden. It found that, overall, the US and UK are the most developed markets, with the total online video advertising market in the US is $8.9 billion, and $0.7 billion (23%) in the UK. Both US and UK territories have experienced an impressive 42% year on year growth in online video, but are behind Sweden which has soared with 59%…