While Europe's major financial hubs, such as London, Frankfurt, and Paris, grapple with a prolonged drought in public listings, the Stockholm Stock Exchange is leading the continent as the hottest market for initial public offerings.Companies listed in Sweden's capital have raised nearly $2 billion so far in 2025 — more than eight times the volume seen in London and significantly outpacing financial centers in Madrid, Zurich, and Frankfurt, according to a CNBC calculation of FactSet data. The upcoming high- ...