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CTAAU

Clearthink 1 Acquisition Corp. SEC filings
Blank Checks · Nasdaq, Nasdaq, Nasdaq · Incorporated in Cayman Islands
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Filing history
2026-08-17
Quarterly report 10-Q
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2026-08-17
Late quarterly report NT 10-Q
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2026-08-14
Passive 5%+ stake update SCHEDULE 13G/A
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2026-08-14
Passive 5%+ stake update SCHEDULE 13G/A
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2026-08-14
Passive 5%+ stake update SCHEDULE 13G/A
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2026-07-20
Passive 5%+ stake SCHEDULE 13G
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2026-05-15
Quarterly report 10-Q
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2026-05-15
Passive 5%+ stake SCHEDULE 13G
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2026-05-14
Passive 5%+ stake SCHEDULE 13G
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2026-05-14
Passive 5%+ stake SCHEDULE 13G
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2026-05-13
Passive 5%+ stake SCHEDULE 13G
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2026-04-15
New insider's holdings 3
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2026-04-13
Current report 8-K
Other event
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2026-04-10
New insider's holdings 3
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2026-03-31
Annual report 10-K
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2026-03-06
New insider's holdings 3
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2026-03-06
New insider's holdings 3
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2026-03-05
Current report (amended) 8-K/A
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2026-03-03
Passive 5%+ stake SCHEDULE 13G
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2026-03-03
Current report 8-K
Other event
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2026-02-27
Current report 8-K
Material agreementShare sale (dilution)Shareholder rights changeExec/director changeBylaws changeOther event
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2026-02-25
Prospectus 424B4
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2026-02-23
S-1MEF S-1MEF
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2026-02-23
8-A12B/A 8-A12B/A
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2026-02-20
CERT CERT
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2026-02-19
8-A12B 8-A12B
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2026-02-13
EFFECT EFFECT
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2026-02-12
S-1/A S-1/A
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2026-02-11
S-1/A S-1/A
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2026-01-26
Registration (share sale/IPO) S-1
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2025-11-18
DRS DRS
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