Insider filing report for Changes in Beneficial Ownership
- Schedule 13G & 13D forms are used to report a party's ownership of stock which exceeds 5% of a company's total stock issue.
- Schedule 13G is a shorter version of Schedule 13D with fewer reporting requirements.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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- Peter Lynch
What is insider trading>>
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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549 |
SCHEDULE 13D
Under the Securities Exchange Act of 1934
(Amendment No. 9)*
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Grupo Aeroportuario del Sureste, S.A.B. de C.V. (Name of Issuer) |
American Depositary Shares, each representing ten Series B Shares (Title of Class of Securities) |
40051E202 (CUSIP Number) |
Alejandro Heriberto Villarreal Av. Ignacio Zaragoza No. 200, First Floor, Edif. B C.P. D.F., O5, 15390 (52 55) 5133-2500 Juan Francisco Mendez 425 Lexington Avenue, New York, NY, 10017-3954 (212) 455-2000 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) |
05/27/2026 (Date of Event Which Requires Filing of This Statement) |
If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.


The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the
Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other
provisions of the Act (however, see the Notes).
SCHEDULE 13D
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| CUSIP No. | 40051E202 |
| 1 |
Name of reporting person
Grupo ADO, S.A. de C.V. | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b)
| ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
WC | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
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| 6 | Citizenship or place of organization
MEXICO
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
67,261,970.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
![]() | ||||||||
| 13 | Percent of class represented by amount in Row (11)
22.4 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
CO |
SCHEDULE 13D
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| CUSIP No. | 40051E202 |
| 1 |
Name of reporting person
Inversiones productivas kierke, s.a. de c.v. | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b)
| ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
OO | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
![]() | ||||||||
| 6 | Citizenship or place of organization
MEXICO
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
59,939,770.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
![]() | ||||||||
| 13 | Percent of class represented by amount in Row (11)
20.0 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
CO |
SCHEDULE 13D
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| Item 1. | Security and Issuer | |
| (a) | Title of Class of Securities:
American Depositary Shares, each representing ten Series B Shares | |
| (b) | Name of Issuer:
Grupo Aeroportuario del Sureste, S.A.B. de C.V. | |
| (c) | Address of Issuer's Principal Executive Offices:
Av. Ignacio Zaragoza No. 200, First Floor, Edif. B, C.P., D.F.,
MEXICO
, 15390. | |
Item 1 Comment:
This Amendment No. 9 to Schedule 13D ("Amendment No. 9") filed by the Reporting Persons (as defined below) relates to American Depositary Shares ("ADS"), each representing ten Series B shares, without par value (the "Series B Shares"), of Grupo Aeroportuario del Sureste, S.A.B. de C.V. (the "Issuer"), a corporation (sociedad anonima bursatil de capital variable) organized under the laws of Mexico, and amends the initial statement on Schedule 13D, filed by Grupo ADO, S.A. de C.V. with the Securities and Exchange Commission (the "SEC") on January 4, 2012, (the "Initial Statement"), as amended by Amendment No. 1 to Schedule 13D, filed with the SEC on January 13, 2012, as amended by Amendment No. 2 to Schedule 13D, filed with the SEC on March 12, 2012, as amended by Amendment No. 3 to Schedule 13D, filed with the SEC on November 12, 2013, as amended by Amendment No. 4 to Schedule 13D, filed with the SEC on May 1, 2015, as amended by Amendment No. 5 to Schedule 13D, on June 26, 2018, as amended by Amendment No. 6 to Schedule 13D, filed with the SEC on September 7, 2018, Amendment No. 7 to Schedule 13D, filed with the SEC on November 9, 2018 and Amendment No. 8 filed with the SEC on August 24, 2023 (together with the Initial Statement, the "Amended Schedule 13D"). Capitalized terms used but not defined herein shall have the meanings ascribed to them in the Amended Schedule 13D. | ||
| Item 2. | Identity and Background | |
| (a) | Items 2 (a)-(c) and (f) of the Amended Schedule 13D is hereby amended and supplemented as follows: The information set forth in amended and restated Annex A hereto is incorporated by reference in this amended Item 2. | |
| (b) | Mr. Alejandro Partido Araujo, a citizen of Mexico, is the sole director of Kierke and the Manager of ADO's Corporate Accounting Area since 2018 (the "Kierke Related Person"). The business address of the Kierke Related Person is c/o Av. Ignacio Zaragoza No. 200, First Floor, Edif. B, Col. Siete de Julio, C.P. 15390 Ciudad de Mexico. During the last five years, neither Ado, Kierke nor, to the best knowledge of the Reporting Persons, the Kierke Related Person (i) has been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors) or (ii) was a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws. | |
| (c) | See Item 2(b) above. | |
| (d) | N/A | |
| (e) | N/A | |
| (f) | See row 6 of each cover page of this Amended Schedule 13D. | |
| Item 3. | Source and Amount of Funds or Other Consideration | |
Item 3 of the Amended Schedule 13D is hereby amended by the following: The information set forth in Item 5(c) of this Amended Schedule 13D is hereby incorporated by reference in this Item 3. Since the filing of Amendment No. 8, ADO purchased in the open market, an aggregate of 331,945 ADSs representing 7,322,200 Class B Shares for an aggregate purchase price of approximately $102,302,502.35. The funds used to purchase the securities described herein were provided from general funds available to ADO and their applicable subsidiaries and affiliates thereof. | ||
| Item 5. | Interest in Securities of the Issuer | |
| (a) | Items 5(a)-(c) of the Amended Schedule 13D are hereby amended as follows: The information contained on the cover pages to this Amended Schedule 13D and the information set forth or incorporated in Item 4 is incorporated herein by reference in this Item 5. ADO may be deemed, for U.S. federal securities law purposes, to be the beneficial owner of 67,261,970 Series B Shares consisting of: (a) 732,220 ADSs representing 7,322,200 Series B Shares held by ADO, (b) 3,698,977 ADSs representing 36,989,770 Series B Shares held by Operadora de Recursos Remer, S.A. de C.V., a subsidiary of Kierke, and (c) 22,950,000 Series BB Shares held by ITA, which may be converted by ITA, with the unanimous approval of its shareholders, into Series B Shares at any time at the ratio of one Series BB Share for one Series B Share. Kierke may be deemed, for U.S. federal securities law purposes, to be the beneficial owner of 59,939,770 Series B Shares consisting of: (a) 3,698,977 ADSs representing 36,989,770 Series B Shares held by Operadora de Recursos Remer, S.A. de C.V., a subsidiary of Kierke and (b) 22,950,000 Series BB Shares held by ITA, which may be converted by ITA, with the unanimous approval of its shareholders, into Series B Shares at any time at the ratio of one Series BB Share for one Series B Share. Kierke owns 50% of the outstanding shares of ITA, which owns all of the Series BB Shares of the Issuer, which may be converted by ITA, with the unanimous approval of its shareholders, into Series B Shares at any time at the ratio of one Series BB Share for one Series B Share, as such the Reporting Persons may be deemed to have shared voting and dispositive power over all of the Series BB Shares held by ITA. The Reporting Persons disclaim beneficial ownership of the Series BB Shares held by ITA, except to the extent of their pecuniary interest therein. Neither the filing of this Amended Schedule 13D nor any of its contents shall be deemed to constitute an admission that either Reporting Person is the beneficial owner of the Series B Shares referred to herein for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, or for any other purpose. The beneficial ownership percentage is based on 277,050,000 Series B Shares of the Issuer outstanding, as reported by the Issuer on Form 20-F for the year ended December 31, 2025, filed on April 16, 2026, and takes into account the 22,950,000 Series B Shares issuable upon conversion of the 22,950,000 Series BB Shares held by ITA. Percentage is calculated in accordance with Rule 13d-3 of the Exchange Act. | |
| (b) | See Item 5(a) above. | |
| (c) | Except as set forth on Schedule A of this Amended Schedule 13D, which presents information as of 4:30 p.m. Eastern on May 28, 2026, none of the Reporting Persons, or, to the best knowledge of the Reporting Persons, any other individual named in Item 2 has engaged in any transaction in any securities of the Issuer during the past 60 days. | |
| Item 7. | Material to be Filed as Exhibits. | |
Exhibit 99.1 Schedule A: 60 day trading history Exhibit 99.2 Schedule I: Directors and executive officers of Grupo ADO, S.A. de C.V | ||
| SIGNATURE | |
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
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(b)