Clearthink 1 Acquisition Corp.

CTAANasdaq:CTAAU

Blank Checks·BOCA RATON, FL

News (8-K)

3 shown

Filed	Type	Description
3/5/26	Other	8-K Filing	→
3/3/26	Other	Other Events	→
2/27/26	Exec Change	Entry into a Material Definitive Agreement	→

Prospectuses & Registrations

5 shown

Filed	Form	Description
2/25/26	424B4	424B4	→
2/23/26	S-1MEF	S-1MEF	→
2/12/26	S-1/A	S-1/A	→
2/11/26	S-1/A	S-1/A	→
1/26/26	S-1	S-1	→

Ownership

2 shown

Filed	Form	Description
3/6/26	3	3	→
3/6/26	3	3	→

Other Filings

6 shown

Filed	Form	Description
3/3/26	SCHEDULE 13G	SCHEDULE 13G	→
2/23/26	8-A12B/A	8-A12B/A	→
2/20/26	CERT	CERT	→
2/19/26	8-A12B	8-A12B	→
2/13/26	EFFECT	EFFECT	→
11/18/25	DRS	DRS	→

Filing History(16 filings)

TypeDateAccessionPeriodSize

Mar 6, 2026

0001493152-26-0091723

Feb 25, 2026

8.3 KB

Mar 6, 2026

0001493152-26-0091713

Feb 25, 2026

2.9 KB

8-K/A

Mar 5, 2026

0001493152-26-0090108-K/A

Feb 25, 2026

415.7 KB

SCHEDULE 13G

Mar 3, 2026

0001193125-26-088953

—

33.5 KB

8-K

Mar 3, 2026

0001493152-26-0087398-K

Feb 25, 2026

413.7 KB

8-K

Feb 27, 2026

0001493152-26-0083348-K

Feb 23, 2026

2.6 MB

424B4

Feb 25, 2026

0001493152-26-007998424B4

—

2.0 MB

S-1MEF

Feb 23, 2026

0001493152-26-007786S-1MEF

—

450.2 KB

8-A12B/A

Feb 23, 2026

0001493152-26-0077878-A12B/A

—

27.8 KB

CERT

Feb 20, 2026

0001354457-26-000205

—

123.0 KB

8-A12B

Feb 19, 2026

0001493152-26-0074748-A12B

—

25.7 KB

EFFECT

Feb 13, 2026

9999999995-26-000580

—

1.7 KB

S-1/A

Feb 12, 2026

0001493152-26-006354S-1/A

—

393.3 KB

S-1/A

Feb 11, 2026

0001493152-26-006065S-1/A

—

2.8 MB

S-1

Jan 26, 2026

0001493152-26-003642S-1

—

4.1 MB

DRS

Nov 18, 2025

0001493152-25-024052

—

2.1 MB

16 filings shown