Raymond Prudo-Chlebosz - 02 Mar 2026 SCHEDULE 13D/A Report for Akari Therapeutics Plc Ordinary Shares, $0.000000005 par value (AKTX)

Filing manager: Raymond Prudo-Chlebosz
Reporting owner: Ray Prudo, M.D.
Security: Akari Therapeutics Plc Ordinary Shares, $0.000000005 par value
Beneficially owned shares: 8,391,326,467 shares
Large-stake signal: Form
SCHEDULE 13D/A
Active or control-oriented beneficial ownership filing.
Ownership
8.9%
Beneficial ownership of this reported class.
Shares
8,391,326,467 shares
Shares beneficially owned as disclosed.
Event date
02 Mar 2026
Date tied to the ownership event or amendment.
Accepted by SEC
04 Mar 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: 8.9%
Symbol: AKTX
Shares outstanding: 94,284,567,045 shares
SEC form: SCHEDULE 13D/A
Accepted by SEC: 04 Mar 2026, 16:52:44 UTC
Event date: 02 Mar 2026
Prior SEC filing: 14 Feb 2025
Source filing: View source filing

Key filing fact

Raymond Prudo-Chlebosz disclosed 8.9% ownership in Akari Therapeutics Plc Ordinary Shares, $0.000000005 par value (AKTX) on 02 Mar 2026.

Key facts

Raymond Prudo-Chlebosz filed SCHEDULE 13D/A for Akari Therapeutics Plc Ordinary Shares, $0.000000005 par value (AKTX).
Disclosed ownership: 8.9%.
Date of event: 02 Mar 2026.

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
Ray Prudo, M.D.	8.9%	8,391,326,467	7,551,850,267	839,476,200	/s/ Ray Prudo, M.D.	Ray Prudo, Reporting Person	0001653262
RPC Pharma Limited	0.87%	800,766,600	0	800,766,600	/s/ Ray Prudo, M.D.	Ray Prudo, Reporting Person
Praxis Trustees Limited as trustee of the Sonic Healthcare Holding Company	0.04%	38,709,600	0	38,709,600	/s/ Jodie Travers	Director for and on behalf of Praxis Trustees Limited

CIK / CUSIP context first

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