Quartzsea Acquisition Corp
QSEAR- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002047455
No open-market purchases or sales by Quartzsea Acquisition Corp insiders were filed in the last 90 days; 14 institutions reported holding it in 13F filings for Q2 2026, worth $1.40M in total; no superinvestor holds it.
Holders of 5% or more of QSEAR
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Quartzsea Acquisition Corp, largest stake first. The change is against the holder's previous filing.
No holder currently reports owning 5% or more of Quartzsea Acquisition Corp on Schedule 13D or 13G.
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
Schedule 13D and 13G filings on Quartzsea Acquisition Corp, newest first.
No Schedule 13D or 13G filings on Quartzsea Acquisition Corp are on file.
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Quartzsea Acquisition Corp shares.
No Form 144 notices for Quartzsea Acquisition Corp are on file.