Meshflow Acquisition Sponsor LLC - Dec 9, 2025 Form 3 Insider Report for Meshflow Acquisition Corp (MESH)

Role: Director, 10%+ Owner
Signature: /s/ Jordan Leon, Attorney-in-Fact for Meshflow Acquisition Sponsor LLC
Stock symbol: MESH
Transactions as of: Dec 9, 2025
Transactions value $: $0
Form type: 3
Date filed: 12/9/2025, 09:33 PM
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Meshflow Acquisition Sponsor LLC	Director, 10%+ Owner	C/O MESHFLOW ACQUISITION CORP., 406 N. SANGAMON STREET, CHICAGO	/s/ Jordan Leon, Attorney-in-Fact for Meshflow Acquisition Sponsor LLC	2025-12-09	0002081512

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	MESH	Class B Ordinary Shares							Dec 9, 2025	Class A Ordinary Shares	8.08M		Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The Class B ordinary shares are convertible for the Issuer's Class A ordinary shares as described under the heading "Description of Securities" in the Issuer's Registration Statement on Form S-1 (File No. 333-290175) (the "Registration Statement") and have no expiration date. The Class B ordinary shares beneficially owned by the Reporting Persons include up to 1,084,725 Class B ordinary shares subject to forfeiture to the Issuer depending on the extent to which the underwriters' over-allotment option is exercised in connection with the Issuer's initial public offering of units, as described in the Registration Statement.
F2	Meshflow Acquisition Sponsor LLC is the record holder of the securities reported herein. Bartosz Lipinski is the managing member of Meshflow Acquisition Sponsor LLC and has voting and investment discretion with respect to the securities held of record by Meshflow Acquisition Sponsor LLC.

Content

The Class B ordinary shares are convertible for the Issuer's Class A ordinary shares as described under the heading "Description of Securities" in the Issuer's Registration Statement on Form S-1 (File No. 333-290175) (the "Registration Statement") and have no expiration date. The Class B ordinary shares beneficially owned by the Reporting Persons include up to 1,084,725 Class B ordinary shares subject to forfeiture to the Issuer depending on the extent to which the underwriters' over-allotment option is exercised in connection with the Issuer's initial public offering of units, as described in the Registration Statement.

Meshflow Acquisition Sponsor LLC is the record holder of the securities reported herein. Bartosz Lipinski is the managing member of Meshflow Acquisition Sponsor LLC and has voting and investment discretion with respect to the securities held of record by Meshflow Acquisition Sponsor LLC.

Remarks:

See Exhibit 24.1 - Powers of Attorney.