Upon analyzing Sigma Lithium (NASDAQ: SGML ), what I find is not a story of past euphoria, but a transition stage. The company is leaving the promise story behind to become a real operation, in aI’m an economist and independent investor based in Argentina, currently a Ph.D. candidate in Economics at UCEMA. My research and writing connect macroeconomic context with company-level valuation to identify long-term opportunities. Being based in Argentina gives me an inside perspective on one of the most complex y ...