Feis Equities LLC - 31 Dec 2025 SCHEDULE 13G/A Report for Cayson Acquisition Corp Ordinary shares (par value .0001) (CAPN)

Filing manager: Feis Equities LLC
Reporting owner: Feis Equities LLC
Security: Cayson Acquisition Corp Ordinary shares (par value .0001)
Beneficially owned shares: 769,472 shares
Large-stake signal: Form
SCHEDULE 13G/A
Passive or exempt beneficial ownership filing.
Ownership
9.8%
Beneficial ownership of this reported class.
Shares
769,472 shares
Shares beneficially owned as disclosed.
Event date
31 Dec 2025
Date tied to the ownership event or amendment.
Accepted by SEC
02 Feb 2026
EDGAR acceptance date.
How to read this large-stake filing
Schedule 13D/G filings focus on beneficial ownership stakes, not a full portfolio.
Compare this filing with the holder history and issuer page before treating the percentage as a current position.
Use amendments to understand whether the disclosed stake increased, decreased, or changed reporting status.
Class ownership: 9.8%
Symbol: CAPN
Shares outstanding: 7,827,792 shares
SEC form: SCHEDULE 13G/A
Accepted by SEC: 02 Feb 2026, 10:03:57 UTC
Event date: 31 Dec 2025
Prior SEC filing: 23 Oct 2025
Source filing: View source filing

Key filing fact

Feis Equities LLC disclosed 9.8% ownership in Cayson Acquisition Corp Ordinary shares (par value .0001) (CAPN) on 31 Dec 2025.

Key facts

Feis Equities LLC filed SCHEDULE 13G/A for Cayson Acquisition Corp Ordinary shares (par value .0001) (CAPN).
Disclosed ownership: 9.8%.
Date of event: 31 Dec 2025.

This page turns one Schedule 13D/G filing into a quick large-stake read before the raw reporting-person rows.
Use the linked SEC filing as the source of truth for ownership percentages, shares, and reporting-party details.

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

Reporting persons

Names, ownership percentages, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.

Name	Ownership	Shares owned	Sole voting power	Shared voting power	Signature	Title	CIK
Feis Equities LLC	9.8%	769,472	769,472	0	Lawrence M. Feis	Managing Member LLC
Lawrence M. Feis	9.8%	769,472	769,472	0	Lawrence M. Feis	Individual

CIK / CUSIP context first

Broader feeds