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SCHEDULE 13D Filed 2026-09-18 Event 2025-01-02 SEC 0001493152-26-043321 →

O'CONNOR MICHAEL JOHN Rainmaker Worldwide Inc. RAKR

Stake: 16.00% Shares: 16,055,992 CUSIP: 75088P200 Class: Common Stock, par value $0.001 per share

Item 4 — Purpose of Transaction

The securities were acquired as compensation for services, through conversion or restructuring of amounts owed for services previously rendered, and for investment purposes. Mr. O'Connor served as an officer and director of the Issuer at the time of the January 2, 2025 acquisition and subsequently ceased serving as an officer and director in September 2026. The Reporting Persons may from time to time review their investment in the Issuer and, depending on market conditions, the Issuer's business and prospects, availability of funds, legal and regulatory considerations and other factors deemed relevant, may acquire additional securities, dispose of securities, convert outstanding convertible securities, or otherwise change their investment. Except as described in this Schedule 13D, the Reporting Persons do not currently have any plans or proposals that relate to or would result in any of the matters described in Item 4(a) through (j).

Cross-References

Insider Activity (last 365d)
0 transactions
0 buys · 0 sales · 0 awards/exercises
Issuer Cluster
3 13D/G filings on this issuer
2 other filings besides this one
Filer Track Record
1 filings by this filer
0 other filings in the data moat
Short Interest · settle 2026-08-14
DTC 1.00
26 shares short · 0.0% vs prior

Other 13D/G Filings on Rainmaker Worldwide Inc.

FiledFormFilerStakeShares
2026-09-11 SCHEDULE 13D Skinner Michael A. 6.20% 6,128,162 view →
2026-09-11 SCHEDULE 13D Moore Ryan Dennis 19.70% 20,996,673 view →

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