Comparable stake leader
GLAZER CAPITAL, LLC
SEC ownership of Clearthink 1 Acquisition Corp.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002094073.
Disclosed value leader
GLAZER CAPITAL, LLC
Comparable rows
38/38
Latest evidence
30 Jun 2026
- Public ticker
- CTAA, CTAAR, CTAAU on Nasdaq
- Parsed ownership sources
-
13F, 13D/G, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
GLAZER CAPITAL, LLC
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
38 of 38
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
GLAZER CAPITAL, LLC
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
30 Jun 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0002094073
- Issuer location
- Boca Raton, FL
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of Clearthink 1 Acquisition Corp. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
GLAZER CAPITAL, LLC
Disclosed value leader
GLAZER CAPITAL, LLC
Comparable rows
38/38
Latest evidence
30 Jun 2026
13F
13D/G
3/4/5
Lead comparable stake: 8.6%
13D/G row: GLAZER CAPITAL, LLC
Showing 1-8 of 38 holder rows.
Quick read
GLAZER CAPITAL, LLC leads the comparable SEC ownership view at 8.6%.
38 of 38 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens GLAZER CAPITAL, LLC's linked filing trail.
Comparable ownership
Top 5
GLAZER CAPITAL, LLC
8.6%
MANGROVE PARTNERS IM, LLC
8.4%
ARISTEIA CAPITAL, L.L.C.
6.4%
AQR CAPITAL MANAGEMENT LLC
6.2%
HIGHBRIDGE CAPITAL MANAGEMENT LLC
5.4%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 38 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| GLAZER CAPITAL, LLC |
13F
13D/G
Company
|
8.6%
from 13D/G
|
$10,733,000
1,075,418 shares
|
— | 31 Mar 2026 |
| MANGROVE PARTNERS IM, LLC |
13D/G
13F
Company
|
8.4%
|
$10,455,050
1,055,000 shares
|
$0 | 30 Jun 2026 |
| ARISTEIA CAPITAL, L.L.C. |
13F
13D/G
Company
|
6.4%
from 13D/G
|
$8,000,000
800,000 shares
|
— | 31 Mar 2026 |
| AQR CAPITAL MANAGEMENT LLC |
13D/G
|
6.2%
|
$7,755,779
776,743 shares
|
$0 | 31 Mar 2026 |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC |
13D/G
13F
Company
|
5.4%
|
$6,793,432
680,691 shares
|
$0 | 31 Mar 2026 |
| Harraden Circle Investments, LLC |
13F
13D/G
Company
|
5.2%
from 13D/G
|
$6,598,320
659,832 shares
|
— | 31 Mar 2026 |
| William Brock |
3/4/5
CEO and President, Director
|
2.5%
|
$3,140,550
315,000 shares
|
— | 25 Feb 2026 |
| AQR Arbitrage LLC |
13F
Company
|
6.2%
|
$7,751,895
776,743 shares
|
— | 31 Mar 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 13 Aug 2025.
Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-4 of 4 reporting-owner rows connected to Clearthink 1 Acquisition Corp.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
4
Largest Forms 3/4/5 holder
William Brock
Net 12M change
$0
Latest report
25 Feb 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| William Brock | CEO and President, Director | $3,140,550 | Mixed | 25 Feb 2026 | ||
| Thomas Zipser | CFO, Treasurer and Secretary, Director | Mixed | 25 Feb 2026 | |||
| Yosef Milgrom | Director | Mixed | 25 Feb 2026 | |||
| Darwin Hunt | Director | Mixed | 25 Feb 2026 |
Recent insider transactions for Clearthink 1 Acquisition Corp.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| William Brock | CTAA | Class A Ordinary Shares | 0 | 315,000 | 25 Feb 2026 | By ClearThink 1 Sponsor LLC |
* marks a reported price that did not pass the local price check.