Clearthink 1 Acquisition Corp.
CTAAU- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002094073
No open-market purchases or sales by Clearthink 1 Acquisition Corp. insiders were filed in the last 90 days; 8 institutions reported holding it in 13F filings for Q2 2026, worth $15.4M in total; no superinvestor holds it.
Holders of 5% or more of CTAAU
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Clearthink 1 Acquisition Corp., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Glazer Capital, LLC | 13G | 8.59%1.08M shares | New | May 14, 20261 filing | May 14, 2026 | SEC |
| Aristeia Capital LLC | 13G | 6.39%800.0K shares | New | May 14, 20261 filing | May 14, 2026 | SEC |
| Harraden Circle Investments, LLC | 13G | 5.15%659.8K shares | New | Mar 3, 20261 filing | Mar 3, 2026 | SEC |
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
3 Schedule 13D and 13G filings on Clearthink 1 Acquisition Corp., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| May 14, 20262:39 PM ET | Glazer Capital, LLCand 1 other | 13G | 8.59%1.08M shares | New | Mar 31, 2026 | SEC |
| May 14, 20269:00 AM ET | Aristeia Capital LLC | 13G | 6.39%800.0K shares | New | Mar 31, 2026 | SEC |
| Mar 3, 20266:00 PM ET | Harraden Circle Investments, LLCand 7 others | 13G | 5.15%659.8K shares | New | Feb 24, 2026 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Clearthink 1 Acquisition Corp. shares.
No Form 144 notices for Clearthink 1 Acquisition Corp. are on file.