SpyGlass Pharma, Inc. ( SGP ) has filed to raise $100 million in an IPO of its common stock, according to SEC S-1 registration information , although the final amount mayDonovan Jones is an IPO research specialist with 15 years of experience analyzing investment opportunities for U.S. IPOs.He also leads the investing group IPO Edge, which offers actionable information on growth stocks through first-look IPO filings, previews on upcoming IPOs, an IPO calendar for tracking what’s on the horizon, a database of ...