Madrid, Spain’s H2B2 Electrolysis Technologies with operations in Spain, the US and Latin America, has gone public on Nasdaq using a SPAC, merging with the specially built RMG Acquisition Corp III. There have been a number of disastrous SPAC companies launched during lockdown because it was easier to go public with less regulation, divulging less information. SPACs have attracted the attention of short sellers, who try to drive down the price of stocks for profit; as well as legal actions over a lack of consultation about which target firms they have bought. EV and Fuel Cell truck maker Nikola saw is valuation plummet from $20 billion to around $500 million today over a short sellers report that led to its…