13F reference period
Q3 2026
Security Snapshot
Clearthink 1 Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share (CTAA) Institutional Ownership
CUSIP: G2294A101
13F Institutional Holders and Ownership History from Q2 2026 to Q3 2026
Institutions Reporting
10
Shares (Excl. Options)
2.52M
Full value: 2,524,868 · shares · 30 Sep 2026Price
$9.96
The headline uses the Q3 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended.
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- Security type / class
- Equity / Class A Ordinary Shares, par value $0.0001 per share
- Symbol
- CTAA on Nasdaq
- All holders as of 30 Sep 2026
- Q3 2026
- Total 13F shares
- 2,524,868
- Total 13F value
- $25,170,557
- Portfolio coverage rank
- 0%
- Share change
- -193,457
- Value change
- -$1,887,922
- Number of holders
- 10
- Shares outstanding
- 12,461,847
- SEC-reported price per share
- $10.00
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source
Key facts
- CTAA - Clearthink 1 Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share is tracked under CUSIP G2294A101.
- 10 institutions reported positions in Q3 2026.
- 3 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 31 to 10 between Q2 2026 and Q3 2026.
- SEC-reported value moved from to
$106.31M
Full value: $106,305,788 · USD · 30 Jun 2026.$25.17M
Full value: $25,170,557 · USD · 30 Sep 2026
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 10 institutions filings for Q3 2026.
Security key
G2294A101
13F reference period
Q3 2026
13F holders
10
13D/G owners
3
CIK / CUSIP context first
Open Q3 2026 holders
CTAA full holder history
Clearthink 1 Acquisition Corp. SEC filings
Clearthink 1 Acquisition Corp. company facts
Clearthink 1 Acquisition Corp. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G2294A101:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
3
Security
CTAA
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| MANGROVE PARTNERS IM, LLC | 8.4% | $10,455,050 | 1,055,000 | Mangrove Partners IM, LLC | 30 Jun 2026 | |||
| ARISTEIA CAPITAL, L.L.C. | 8% | $9,910,000 | 1,000,000 | Aristeia Capital, L.L.C. | 30 Jun 2026 | |||
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | 7.2% | $8,891,777 | 897,253 | Highbridge Capital Management, LLC | 30 Jun 2026 |
As of 30 Sep 2026,
10
institutional investors reported holding
shares of
Clearthink 1 Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share (CTAA).
This represents
20%
of the company’s total
outstanding shares.
2.52M
Full value: 2,524,868 · shares · 30 Sep 202612.46M
Full value: 12,461,847 · shares · Stored outstanding share count13F concentration
Top 13 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
20%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Magnetar Financial LLC | 4.9% | 605,000 | 0% | 0.06% | $6,050,000 |
| BNP PARIBAS FINANCIAL MARKETS | 3.7% | 463,081 | 0% | $4,607,656 | |
| MIZUHO SECURITIES USA LLC | 3% | 378,792 | -7.8% | 0.06% | $3,753,101 |
| Context Capital Management, LLC | 2% | 250,000 | 0% | 0.05% | $2,493,750 |
| Westchester Capital Management, LLC | 2% | 250,000 | 0.12% | $2,500,000 | |
| Hudson Bay Capital Management LP | 1.6% | 200,000 | 0% | 0.01% | $2,000,000 |
| Kepos Capital LP | 1.6% | 200,000 | 0% | 2.5% | $1,995,000 |
| DLD Asset Management, LP | 0.8% | 100,000 | 0% | 0.09% | $995,000 |
| Warberg Asset Management LLC | 0.39% | 47,995 | 0% | 0.11% | $477,550 |
| ABC ARBITRAGE SA | 0.24% | 30,000 | 0% | 0.03% | $298,500 |
| COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | 0% | 0 | -100% | $0 | |
| StoneX Group Inc. | 0% | 0 | -100% | $0 | |
| MORGAN STANLEY | 0% | 0 | -100% | $0 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
2
Headline period
Q3 2026
Rows shown
1-2 of 2