Yawei Cao - 23 Oct 2026 Form 4 Insider Report for Cayson Acquisition Corp (CAPN)

Reporting relationship: CEO, Director, 10%+ Owner
Issuer ticker: CAPN
Reported as of: 23 Oct 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 26 Oct 2026, 16:05:32 UTC
Prior SEC filing: 16 Oct 2024
Source filing: View source filing
Reporting owner signature: /s/ Yawei Cao

Filing notes and source

Key filing fact

Yawei Cao filed Form 4 for Cayson Acquisition Corp (CAPN) on 26 Oct 2026.

Key facts

This page summarizes Yawei Cao's Form 4 filing for Cayson Acquisition Corp (CAPN).
20 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 26 Oct 2026, 16:05.

Change

Previous filing in this sequence was filed on 16 Oct 2024.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002037783 Primary reporting owner

Cao Yawei

Relationship: CEO, Director, 10%+ Owner
Address: 420 LEXINGTON AVE, SUITE 2446, NEW YORK
Signature: /s/ Yawei Cao
Signature date: 23 Oct 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -100
Change %: -0.01%
Price: $0.000000^*
Shares after: 769,680
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -100
Change %: -0.01%
Price: $0.000000^*
Shares after: 769,580
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -100
Change %: -0.01%
Price: $0.000000^*
Shares after: 769,480
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -100
Change %: -0.01%
Price: $0.000000^*
Shares after: 769,380
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -100
Change %: -0.01%
Price: $0.000000^*
Shares after: 769,280
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -125
Change %: -0.02%
Price: $0.000000^*
Shares after: 769,155
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -125
Change %: -0.02%
Price: $0.000000^*
Shares after: 769,030
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -125
Change %: -0.02%
Price: $0.000000^*
Shares after: 768,905
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -125
Change %: -0.02%
Price: $0.000000^*
Shares after: 768,780
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -125
Change %: -0.02%
Price: $0.000000^*
Shares after: 768,655
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -150
Change %: -0.02%
Price: $0.000000^*
Shares after: 768,505
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -150
Change %: -0.02%
Price: $0.000000^*
Shares after: 768,355
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -150
Change %: -0.02%
Price: $0.000000^*
Shares after: 768,205
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -150
Change %: -0.02%
Price: $0.000000^*
Shares after: 768,055
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -150
Change %: -0.02%
Price: $0.000000^*
Shares after: 767,905
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -200
Change %: -0.03%
Price: $0.000000^*
Shares after: 767,705
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -200
Change %: -0.03%
Price: $0.000000^*
Shares after: 767,505
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -200
Change %: -0.03%
Price: $0.000000^*
Shares after: 767,305
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -200
Change %: -0.03%
Price: $0.000000^*
Shares after: 767,105
Date: 23 Oct 2026
Ownership: Direct

CAPN transaction

Ordinary Shares

Gift

Transaction value
Shares: -200
Change %: -0.03%
Price: $0.000000^*
Shares after: 766,905
Date: 23 Oct 2026
Ownership: Direct

^* marks a reported price that did not pass the local price check.