Environmental Conservation and Corporate Governance at The Forefront of Nordic Investor Trends. : Mr. Ekvall’s previous positions include head of treasury at Nordea Bank, head of asset management at Nordea, Carnegie and AP3 respectively. He holds a PhD from the Stockholm School of Economics where he has also been adjunct professor and lecturer. Niklas Ekvall: AP4 believes that sustainability (ESG) is a necessity for long term investors and a prerequisite for good long term performance because it affects the long-term risks and opportunities associated with every investment.