Quartzsea Acquisition Corporation (QSEA) is a Blank Checks company listed on NASDAQ. In the last 30 days Quantisnow tracked 3 wire items for QSEA, including 2 SEC filings and 1 13D/G filing. The most recent was published Nov 12, 2026.
News · 26 weeks23-40%
2026-05-172026-11-08
Mix1090d
- SEC Filings7(70%)
- Other2(20%)
- 13D/G1(10%)
Activity · 52 weeks3328 active days
Tap a day to see what happenedEarningsInsiderAnalystFilings and news
Latest news
25 items- 13D/GAmendment: SEC Form SCHEDULE 13G/A filed by Quartzsea Acquisition CorporationSCHEDULE 13G/A - Quartzsea Acquisition Corp (0002047455) (Subject)
- SECSEC Form 8-K filed by Quartzsea Acquisition Corporation8-K - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECSEC Form 8-K filed by Quartzsea Acquisition Corporation8-K - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECSEC Form 10-Q filed by Quartzsea Acquisition Corporation10-Q - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECSEC Form DEFR14A filed by Quartzsea Acquisition CorporationDEFR14A - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECSEC Form DEFR14A filed by Quartzsea Acquisition CorporationDEFR14A - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECSEC Form DEF 14A filed by Quartzsea Acquisition CorporationDEF 14A - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECQuartzsea Acquisition Corporation filed SEC Form 8-K: Other Events8-K - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECSEC Form PRE 14A filed by Quartzsea Acquisition CorporationPRE 14A - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECQuartzsea Acquisition Corporation filed SEC Form 8-K: Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing8-K - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECAmendment: SEC Form SCHEDULE 13G/A filed by Quartzsea Acquisition CorporationSCHEDULE 13G/A - Quartzsea Acquisition Corp (0002047455) (Subject)
- SECSEC Form SCHEDULE 13G filed by Quartzsea Acquisition CorporationSCHEDULE 13G - Quartzsea Acquisition Corp (0002047455) (Subject)
- SECAmendment: SEC Form SCHEDULE 13G/A filed by Quartzsea Acquisition CorporationSCHEDULE 13G/A - Quartzsea Acquisition Corp (0002047455) (Subject)
- SECSEC Form 10-Q filed by Quartzsea Acquisition Corporation10-Q - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECQuartzsea Acquisition Corporation filed SEC Form 8-K: Submission of Matters to a Vote of Security Holders8-K - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECSEC Form DEFR14A filed by Quartzsea Acquisition CorporationDEFR14A - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECAmendment: Quartzsea Acquisition Corporation filed SEC Form 8-K: Other Events8-K/A - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECQuartzsea Acquisition Corporation filed SEC Form 8-K: Other Events8-K - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECAmendment: SEC Form SCHEDULE 13G/A filed by Quartzsea Acquisition CorporationSCHEDULE 13G/A - Quartzsea Acquisition Corp (0002047455) (Subject)
- SECAmendment: SEC Form SCHEDULE 13G/A filed by Quartzsea Acquisition CorporationSCHEDULE 13G/A - Quartzsea Acquisition Corp (0002047455) (Subject)
- SECSEC Form DEFR14A filed by Quartzsea Acquisition CorporationDEFR14A - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECSEC Form DEFR14A filed by Quartzsea Acquisition CorporationDEFR14A - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECSEC Form DEF 14A filed by Quartzsea Acquisition CorporationDEF 14A - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECSEC Form PRE 14A filed by Quartzsea Acquisition CorporationPRE 14A - Quartzsea Acquisition Corp (0002047455) (Filer)
- SECSEC Form 425 filed by Quartzsea Acquisition Corporation425 - Quartzsea Acquisition Corp (0002047455) (Subject)
QSEA FAQ
6 questionsWhat is the latest news on QSEA?
In the last 30 days Quantisnow tracked 3 wire items for QSEA: 2 SEC filings and 1 13D/G filing. The most recent was published on November 12, 2026.Where does QSEA stock trade?
Quartzsea Acquisition Corporation (QSEA) is listed on NASDAQ.What sector and industry is QSEA in?
Quartzsea Acquisition Corporation operates in the Finance sector, Blank Checks industry.When did Quartzsea Acquisition Corporation go public?
Quartzsea Acquisition Corporation (QSEA) completed its IPO in 2025.What companies are similar to QSEA?
Notable peers in the same industry include PRE (Prenetics Global Limited), OXSQ (Oxford Square Capital Corp.), INV (Innventure Inc.), ILLU (Illumination Acquisition Corp I), TACO (Berto Acquisition Corp.). Compare QSEA side-by-side with any of them on Quantisnow.How can I track QSEA on Quantisnow?
Quantisnow aggregates Quartzsea Acquisition Corporation's SEC filings, analyst ratings, insider transactions, FDA approvals, and press releases the moment they hit the wire (Wall Street's wire, on your screen.). Follow QSEA to receive live email and push alerts on every new disclosure.