Latest Period
Q1 2026
Security Snapshot
Clearthink 1 Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share (CTAAU) Institutional Ownership
CUSIP: G2294A127
13F Institutional Holders and Ownership History for Q1 2026
Institutions Reporting
36
Shares (Excl. Options)
11,985,649
Price
$9.99
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- Security type / class
- Equity / Class A Ordinary Shares, par value $0.0001 per share
- Symbol
- CTAAU on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 11,985,649
- Total 13F value
- $119,705,497
- Portfolio coverage rank
- 0%
- Share change
- +11,557,392
- Value change
- +$115,431,492
- Number of holders
- 36
- Shares outstanding
- 12,605,389
- SEC-reported price per share
- $10.02
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
Key facts
- CTAAU - Clearthink 1 Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share is tracked under CUSIP G2294A127.
- 36 institutions reported positions in Q1 2026.
- 5 significant owners is listed from Schedule 13D/13G reporting.
Change
- Latest quarter on this page is Q1 2026.
- Additional quarter-over-quarter change detail appears as history expands.
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 36 institutions filings for Q1 2026.
Security key
G2294A127
Latest holder period
Q1 2026
13F holders
36
13D/G owners
5
CIK / CUSIP context first
Open Q1 2026 holders
CTAAU 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 G2294A127:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
5
Security
CTAAU
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| GLAZER CAPITAL, LLC | 8.6% | $10,732,672 | 1,075,418 | Glazer Capital, LLC | 31 Mar 2026 | |||
| ARISTEIA CAPITAL, L.L.C. | 6.4% | $7,984,000 | 800,000 | Aristeia Capital, L.L.C. | 31 Mar 2026 | |||
| AQR CAPITAL MANAGEMENT LLC | 6.2% | $7,755,779 | 776,743 | AQR Capital Management, LLC | 31 Mar 2026 | |||
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | 5.4% | $6,793,432 | 680,691 | Highbridge Capital Management, LLC | 31 Mar 2026 | |||
| Harraden Circle Investments, LLC | 5.2% | 659,832 | Harraden Circle Investments, LLC | 24 Feb 2026 |
As of 31 Mar 2026, 36 institutional investors reported holding 11,985,649 shares of Clearthink 1 Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share (CTAAU). This represents 95% of the company’s total 12,605,389 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
89%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| GLAZER CAPITAL, LLC | 8.5% | 1,075,418 | 0.23% | $10,733,000 | |
| ARISTEIA CAPITAL, L.L.C. | 6.3% | 800,000 | 0.18% | $8,000,000 | |
| AQR Arbitrage LLC | 6.2% | 776,743 | 0.13% | $7,751,895 | |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | 5.4% | 680,691 | 0.43% | $6,793,296 | |
| Harraden Circle Investments, LLC | 5.2% | 659,832 | 1.3% | $6,598,320 | |
| Radcliffe Capital Management, L.P. | 4.8% | 610,000 | 0.46% | $6,093,900 | |
| Magnetar Financial LLC | 4.8% | 605,000 | 0.06% | $6,037,900 | |
| MANGROVE PARTNERS IM, LLC | 4.8% | 605,000 | 0.49% | $6,050,000 | |
| Polar Asset Management Partners Inc. | 4% | 500,000 | 0.12% | $5,000,000 | |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | 4% | 500,000 | 0.25% | $5,000,000 | |
| BERKLEY W R CORP | 3.9% | 497,000 | 0.27% | $4,965,030 | |
| TORONTO DOMINION BANK | 3.8% | 476,770 | 0.01% | $4,767,700 | |
| BNP PARIBAS FINANCIAL MARKETS | 3.4% | 428,257 | 0% | 0% | $4,274,005 |
| MIZUHO SECURITIES USA LLC | 2.8% | 351,056 | 0.08% | $3,475,454 | |
| WOLVERINE ASSET MANAGEMENT LLC | 2.5% | 310,300 | 0.05% | $3,096,794 | |
| DLD Asset Management, LP | 2.4% | 305,000 | 0.31% | $3,050,000 | |
| WHITEBOX ADVISORS LLC | 2.4% | 300,000 | 0.04% | $3,000,000 | |
| Linden Advisors LP | 2% | 250,000 | 0.01% | $2,495,000 | |
| Context Capital Management, LLC | 2% | 250,000 | 0.06% | $2,497,500 | |
| TWO SIGMA INVESTMENTS, LP | 1.8% | 226,562 | 0% | $2,261,089 | |
| Kepos Capital LP | 1.6% | 200,000 | 3.3% | $1,998,000 | |
| BOOTHBAY FUND MANAGEMENT, LLC | 1.6% | 200,000 | 0.05% | $2,000,000 | |
| Cable Car Capital, LP | 1.6% | 200,000 | 0.69% | $2,000,000 | |
| Shaolin Capital Management LLC | 1.6% | 200,000 | 0.17% | $2,000,000 | |
| Hudson Bay Capital Management LP | 1.6% | 200,000 | 0.01% | $1,996,000 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
1
Latest
Q1 2026
Rows shown
1-1 of 1
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 11,985,649 | $119,705,497 | +$115,431,492 | $9.99 | 36 |