How are Grupo Aeromexico (AERO) common shares and ADSs related in this filing?

The filing notes that the reported common shares are the economic equivalent of 751,831 ADSs. This means Cosio Pando’s 7,518,314 common shares correspond to that number of depositary receipts, helping investors compare his position to ADS trading levels.

Grupo Aeromexico director reports 7.5M share stake

Q: What does Antonio Cosio Pando report owning in Grupo Aeromexico (AERO)?

Antonio Cosio Pando reports direct ownership of 7,518,314 common shares of Grupo Aeromexico. A footnote states these shares are the economic equivalent of 751,831 American Depositary Shares (ADSs), giving investors a sense of his initial disclosed stake.

Q: Is the Form 3 for Grupo Aeromexico (AERO) a buy or sell transaction?

The Form 3 is not a buy or sell report; it is an initial statement of beneficial ownership. It simply discloses that director Antonio Cosio Pando holds 7,518,314 common shares, establishing his baseline position rather than documenting a new trade.

Q: What role does the reporting person have at Grupo Aeromexico (AERO)?

The reporting person, Antonio Cosio Pando, is identified as a director of Grupo Aeromexico. The Form 3 discloses his initial ownership of 7,518,314 common shares, providing transparency into the board member’s equity interest in the company.

Q: Does the Grupo Aeromexico (AERO) Form 3 show any derivative securities?

The Form 3 does not list any derivative positions for Antonio Cosio Pando. It only reports direct ownership of 7,518,314 common shares, economically equivalent to 751,831 ADSs, with no options or other derivative securities disclosed in this filing.

Grupo Aeromexico, S.A.B. de C.V. director Antonio Cosio Pando filed an initial ownership report on Form 3.

Accepted by SEC EDGAR 03/18/2026 - 06:33 PM EDT

Filing Impact

(Moderate)

Filing Sentiment

(Neutral)How Sentiment works

Sentiment and the balance of points

Rhea-AI Sentiment reads the wording of the document, how positive or negative its language is on a 1 to 5 scale. The balance of points shown with the takes weighs what the document actually discloses, so the two can disagree, for example when a trial that missed its main goal is described in upbeat language.

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Form Type

Rhea-AI Filing Summary

Grupo Aeromexico, S.A.B. de C.V. director Antonio Cosio Pando filed an initial ownership report on Form 3. The filing shows he directly holds 7,518,314 common shares without nominal value. A footnote explains these shares are the economic equivalent of 751,831 American Depositary Shares (ADSs).

Insider Trade Summary

Holdings reported, no transactions

Holdings

Insider Cosio Pando Antonio

Role Director

Type	Security	Shares	Price	Value
Holding	Common shares, without nominal value	--	--	--

Holdings: Common shares, without nominal value — 7,518,314 shares (Direct)

Footnotes (1)

F1. Represents shares of common stock held by the reporting person, which are the economic equivalent of 751,831 American Depositary Shares (ADSs).

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does Antonio Cosio Pando report owning in Grupo Aeromexico (AERO)?

Antonio Cosio Pando reports direct ownership of 7,518,314 common shares of Grupo Aeromexico. A footnote states these shares are the economic equivalent of 751,831 American Depositary Shares (ADSs), giving investors a sense of his initial disclosed stake.

Is the Form 3 for Grupo Aeromexico (AERO) a buy or sell transaction?

The Form 3 is not a buy or sell report; it is an initial statement of beneficial ownership. It simply discloses that director Antonio Cosio Pando holds 7,518,314 common shares, establishing his baseline position rather than documenting a new trade.

What role does the reporting person have at Grupo Aeromexico (AERO)?

The reporting person, Antonio Cosio Pando, is identified as a director of Grupo Aeromexico. The Form 3 discloses his initial ownership of 7,518,314 common shares, providing transparency into the board member’s equity interest in the company.

Does the Grupo Aeromexico (AERO) Form 3 show any derivative securities?

The Form 3 does not list any derivative positions for Antonio Cosio Pando. It only reports direct ownership of 7,518,314 common shares, economically equivalent to 751,831 ADSs, with no options or other derivative securities disclosed in this filing.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Cosio Pando Antonio

(Last)

(First)

(Middle)

C/O GRUPO AEROMEXICO, S.A.B. DE C.V.

AV. PASEO DE LA REFORMA 243, 25 FL.

(Street)

CUAUHTEMOC

MEXICO CITY

06500

(City)

(State)

(Zip)

MEXICO

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
Grupo Aeromexico, S.A.B. de C.V. [ AERO ]

3a. Foreign Trading Symbol
[AERO]

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common shares, without nominal value	7,518,314⁽¹⁾	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)

Explanation of Responses:

1. Represents shares of common stock held by the reporting person, which are the economic equivalent of 751,831 American Depositary Shares (ADSs).

Remarks:

Due to the issuer's status as a foreign private issuer pursuant to Rule 3a12-3(b) under the Securities Exchange Act of 1934 (the "Act"), the reporting person's transactions in the issuer's equity securities are exempt from Sections 16(b) and 16(c) of the Act. Exhibit 24.1 - Power of Attorney

	/s/ Ernesto Gomez Pombo, as attorney-in-fact for Antonio Cosio Pando	03/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)

Source: View Original Filing on SEC EDGAR