Pulmonx (NASDAQ:LUNG – Get Rating) and Sigyn Therapeutics (NASDAQ:SIGY – Get Rating) are both small-cap medical companies, but which is the better stock? We will compare the two companies based on the strength of their institutional ownership, risk, analyst recommendations, valuation, profitability, earnings and dividends. Profitability This table compares Pulmonx and Sigyn Therapeutics’ net margins, […]