# Quartzsea Acquisition Corporation (QSEA)

Source: https://www.quantisnow.com/company/QSEA
Generated: 2026-11-12T07:24:51.933Z

- Ticker: QSEA
- Exchange: NASDAQ
- Sector: Finance
- Industry: Blank Checks
- IPO year: 2025
- SEC CIK: 0002047455

## Latest QSEA news and filings

- 2026-10-20 20:50 UTC [SEC Form 8-K] [SEC Form 8-K filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-8-k-filed-by-quartzsea-acquisition-corporation-6752376)
- 2026-10-19 13:02 UTC [SEC Form 8-K] [SEC Form 8-K filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-8-k-filed-by-quartzsea-acquisition-corporation-6749973)
- 2026-10-09 20:39 UTC [SEC Form 10-Q] [SEC Form 10-Q filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-10-q-filed-by-quartzsea-acquisition-corporation-6743080)
- 2026-10-01 01:44 UTC [SEC Form DEFR14A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-defr14a-filed-by-quartzsea-acquisition-corporation-6731210)
- 2026-09-29 21:22 UTC [SEC Form DEFR14A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-defr14a-filed-by-quartzsea-acquisition-corporation-6729537)
- 2026-09-29 01:59 UTC [SEC Form DEF 14A] [SEC Form DEF 14A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-def-14a-filed-by-quartzsea-acquisition-corporation-6728256)
- 2026-09-21 20:30 UTC [SEC Form 8-K] [Quartzsea Acquisition Corporation filed SEC Form 8-K: Other Events](https://www.quantisnow.com/insight/quartzsea-acquisition-corporation-filed-sec-form-8-k-other-events-6721798)
- 2026-09-17 01:28 UTC [SEC Form PRE 14A] [SEC Form PRE 14A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-pre-14a-filed-by-quartzsea-acquisition-corporation-6718273)
- 2026-08-25 21:30 UTC [SEC Form 8-K] [Quartzsea Acquisition Corporation filed SEC Form 8-K: Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing](https://www.quantisnow.com/insight/quartzsea-acquisition-corporation-filed-sec-form-8-k-notice-of-delisting-6694654)
- 2026-08-13 10:17 UTC [Amendment: SEC Form SCHEDULE 13G/A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/amendment-sec-form-schedule-13ga-filed-by-quartzsea-acquisition-corporation-6679057)
- 2026-08-06 20:56 UTC [SEC Form SCHEDULE 13G filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-schedule-13g-filed-by-quartzsea-acquisition-corporation-6669825)
- 2026-07-16 17:37 UTC [Amendment: SEC Form SCHEDULE 13G/A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/amendment-sec-form-schedule-13ga-filed-by-quartzsea-acquisition-corporation-6639499)
- 2026-07-13 22:11 UTC [SEC Form 10-Q] [SEC Form 10-Q filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-10-q-filed-by-quartzsea-acquisition-corporation-6635879)
- 2026-06-23 23:52 UTC [SEC Form 8-K] [Quartzsea Acquisition Corporation filed SEC Form 8-K: Submission of Matters to a Vote of Security Holders](https://www.quantisnow.com/insight/quartzsea-acquisition-corporation-filed-sec-form-8-k-submission-of-matters-6613401)
- 2026-06-17 21:27 UTC [SEC Form DEFR14A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-defr14a-filed-by-quartzsea-acquisition-corporation-6607278)
- 2026-06-16 21:20 UTC [SEC Form 8-K] [Amendment: Quartzsea Acquisition Corporation filed SEC Form 8-K: Other Events](https://www.quantisnow.com/insight/amendment-quartzsea-acquisition-corporation-filed-sec-form-8-k-other-events-6605323)
- 2026-06-16 15:09 UTC [SEC Form 8-K] [Quartzsea Acquisition Corporation filed SEC Form 8-K: Other Events](https://www.quantisnow.com/insight/quartzsea-acquisition-corporation-filed-sec-form-8-k-other-events-6604322)
- 2026-06-08 15:50 UTC [Amendment: SEC Form SCHEDULE 13G/A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/amendment-sec-form-schedule-13ga-filed-by-quartzsea-acquisition-corporation-6592996)
- 2026-06-05 20:03 UTC [Amendment: SEC Form SCHEDULE 13G/A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/amendment-sec-form-schedule-13ga-filed-by-quartzsea-acquisition-corporation-6591103)
- 2026-06-01 20:07 UTC [SEC Form DEFR14A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-defr14a-filed-by-quartzsea-acquisition-corporation-6581646)
- 2026-05-29 20:26 UTC [SEC Form DEFR14A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-defr14a-filed-by-quartzsea-acquisition-corporation-6579418)
- 2026-05-29 10:02 UTC [SEC Form DEF 14A] [SEC Form DEF 14A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-def-14a-filed-by-quartzsea-acquisition-corporation-6578208)
- 2026-05-15 21:08 UTC [SEC Form PRE 14A] [SEC Form PRE 14A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-pre-14a-filed-by-quartzsea-acquisition-corporation-6558353)
- 2026-05-15 01:30 UTC [SEC Form 425] [SEC Form 425 filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-425-filed-by-quartzsea-acquisition-corporation-6555363)
- 2026-05-15 01:29 UTC [SEC Form 8-K] [Quartzsea Acquisition Corporation filed SEC Form 8-K: Entry into a Material Definitive Agreement, Regulation FD Disclosure, Financial Statements and Exhibits](https://www.quantisnow.com/insight/quartzsea-acquisition-corporation-filed-sec-form-8-k-entry-into-a-6555361)
- 2026-05-14 02:15 UTC [Public Offering] [Eight Directions Technology Limited Announces Entering into an Agreement and Plan of Merger with Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/eight-directions-technology-limited-announces-entering-into-an-agreement-and-6552036)
- 2026-04-23 17:21 UTC [SEC Form 10-Q] [SEC Form 10-Q filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-10-q-filed-by-quartzsea-acquisition-corporation-6512168)
- 2026-04-14 20:05 UTC [SEC Form NT 10-Q filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-nt-10-q-filed-by-quartzsea-acquisition-corporation-6499472)
- 2026-03-18 20:05 UTC [SEC Form 8-K] [Quartzsea Acquisition Corporation filed SEC Form 8-K: Entry into a Material Definitive Agreement, Termination of a Material Definitive Agreement, Financial Statements and Exhibits](https://www.quantisnow.com/insight/quartzsea-acquisition-corporation-filed-sec-form-8-k-entry-into-a-6457653)
- 2026-03-16 21:12 UTC [SEC Form 10-K] [SEC Form 10-K filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-10-k-filed-by-quartzsea-acquisition-corporation-6450174)
- 2026-03-11 17:55 UTC [SEC Form 8-K] [Quartzsea Acquisition Corporation filed SEC Form 8-K: Entry into a Material Definitive Agreement, Financial Statements and Exhibits](https://www.quantisnow.com/insight/quartzsea-acquisition-corporation-filed-sec-form-8-k-entry-into-a-6441709)
- 2026-03-02 21:05 UTC [SEC Form NT 10-K filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-nt-10-k-filed-by-quartzsea-acquisition-corporation-6421776)
- 2025-11-13 11:09 UTC [SEC Form SCHEDULE 13G filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-schedule-13g-filed-by-quartzsea-acquisition-corporation-6275871)
- 2025-10-15 18:50 UTC [Amendment: SEC Form NT 10-Q/A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/amendment-sec-form-nt-10-qa-filed-by-quartzsea-acquisition-corporation-6233863)
- 2025-10-14 21:33 UTC [SEC Form NT 10-Q filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-nt-10-q-filed-by-quartzsea-acquisition-corporation-6233051)
- 2025-10-10 17:46 UTC [SEC Form SCHEDULE 13G filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-schedule-13g-filed-by-quartzsea-acquisition-corporation-6229834)
- 2025-08-14 12:30 UTC [Amendment: SEC Form SCHEDULE 13G/A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/amendment-sec-form-schedule-13ga-filed-by-quartzsea-acquisition-corporation-6164751)
- 2025-08-12 18:12 UTC [Amendment: SEC Form SCHEDULE 13G/A filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/amendment-sec-form-schedule-13ga-filed-by-quartzsea-acquisition-corporation-6160263)
- 2025-07-10 20:51 UTC [SEC Form 10-Q] [SEC Form 10-Q filed by Quartzsea Acquisition Corporation](https://www.quantisnow.com/insight/sec-form-10-q-filed-by-quartzsea-acquisition-corporation-6117081)
- 2025-06-06 20:45 UTC [SEC Form 8-K] [Quartzsea Acquisition Corporation filed SEC Form 8-K: Entry into a Material Definitive Agreement, Financial Statements and Exhibits](https://www.quantisnow.com/insight/quartzsea-acquisition-corporation-filed-sec-form-8-k-entry-into-a-6076739)

## More

- Live page with ratings, short volume, options and peers: https://www.quantisnow.com/company/QSEA
- Earnings history: https://www.quantisnow.com/earnings/QSEA
- Dividend history: https://www.quantisnow.com/dividends/QSEA
- Insider transactions: https://www.quantisnow.com/insiders/QSEA
- Options chain: https://www.quantisnow.com/options/QSEA
- SEC 8-K filings only: https://www.quantisnow.com/company/QSEA/8-k
- RSS and alerts for QSEA: https://www.quantisnow.com/docs/rss-feeds.md