Spectaire Holdings Inc., trading under the ticker PCCT, is the post-combination entity formed through the merger of blank-check company Perception Capital Corp. II and Spectaire Inc., an air-quality monitoring technology firm. The SPAC, sponsored by Perception Capital LLC, completed its initial public offering in 2022 and targeted the environmental and clean-technology sector. The October 2023 8-K filing marks activity in the company's post-merger reporting period, reflecting ongoing disclosure obligations following the business combination close. Spectaire's core product uses miniaturized mass spectrometry to measure airborne particulate matter, positioning the combined company in the emerging environmental sensing market. Visit SpacDesk and sign up for full data, filings, and deal analytics on PCCT and hundreds of other SPAC transactions.