[SCHEDULE 13D/A] AUNA S.A. SEC Filing

Rhea-AI Filing Summary

Auna S.A. — Schedule 13D/A Amendment No. 3: Grupo Ángeles–affiliated entities and Mr. Olegario Vázquez Aldir report beneficial ownership of 6,760,621 Class A Ordinary Shares, representing 22.46% of the class. The percentage is based on 30,095,388 shares outstanding as of June 30, 2025.

From Amendment No. 2 through November 13, 2025, GASS purchased 182,879 shares for a total of USD$1,469,287.11 using cash on hand. Reported voting/dispositive power: GASS, Grupo Vazol, and Corpvaza list shared voting and dispositive power over 6,760,621 shares, while Mr. Vázquez Aldir reports sole voting and dispositive power over the same amount.

Insights

Equity ownership & disclosure analyst

Ownership updated to 22.46% with modest cash purchases.

The filing updates the ownership position in Auna S.A. to 6,760,621 Class A shares, or 22.46%, calculated against 30,095,388 shares outstanding as of June 30, 2025. It also details incremental purchases by GASS totaling 182,879 shares for $1,469,287.11 funded with cash on hand.

Control attributes are split: the entity filers disclose shared voting/dispositive power over 6,760,621 shares, while Mr. Olegario Vázquez Aldir reports sole voting/dispositive power over the same amount. Actual market impact depends on future trading activity; the excerpt lists transactions and ownership but no forward actions.

Subsequent filings may provide additional transaction details beyond the reported window and any changes to outstanding shares that could affect the ownership percentage.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

(Amendment No. 3)

AUNA S.A.

(Name of Issuer)

Class A Ordinary Shares, nominal value US$0.01 per share

(Title of Class of Securities)

L0415A103

(CUSIP Number)

Jose Luis Alberdi Gonzalez
Camino a Santa Teresa 1055, piso 14, Heroes de Padierna
La Magdalena Contreras, O5, 10700
52 (55) 5449-7488

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

11/10/2025

(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

CUSIP No. L0415A103

1

Name of reporting person

Grupo Angeles Servicios de Salud, 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)

6

Citizenship or place of organization

MEXICO

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 0.00
8	Shared Voting Power 6,760,621.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 6,760,621.00

11

Aggregate amount beneficially owned by each reporting person

6,760,621.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

22.46 %

14

Type of Reporting Person (See Instructions)

OO

Comment for Type of Reporting Person:

The percent calculation assumes that there is a total of 30,095,388 Class A Ordinary Shares (as defined below) outstanding as of June 30, 2025, as reported in Exhibit 99.1 to the Report of Foreign Private Issuer on Form 6-K/A furnished by the Issuer (as defined below) to the Securities and Exchange Commission (the "SEC") on October 28, 2025 (the "Form 6-K/A").

SCHEDULE 13D

CUSIP No. L0415A103

1

Name of reporting person

Grupo Vazol, S.A. de C.V. (Priorly known as Grupo Empresarial Angeles, 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)

6

Citizenship or place of organization

MEXICO

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 0.00
8	Shared Voting Power 6,760,621.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 6,760,621.00

11

Aggregate amount beneficially owned by each reporting person

6,760,621.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

22.46 %

14

Type of Reporting Person (See Instructions)

HC

Comment for Type of Reporting Person:

The percent calculation assumes that there is a total of 30,095,388 Class A Ordinary Shares outstanding as of June 30, 2025, as reported in the Form 6-K/A.

SCHEDULE 13D

CUSIP No. L0415A103

1

Name of reporting person

Corpvaza, 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)

6

Citizenship or place of organization

MEXICO

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 0.00
8	Shared Voting Power 6,760,621.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 6,760,621.00

11

Aggregate amount beneficially owned by each reporting person

6,760,621.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

22.46 %

14

Type of Reporting Person (See Instructions)

HC

Comment for Type of Reporting Person:

The percent calculation assumes that there is a total of 30,095,388 Class A Ordinary Shares outstanding as of June 30, 2025, as reported in the Form 6-K/A.

SCHEDULE 13D

CUSIP No. L0415A103

1

Name of reporting person

Mr. Olegario Vazquez Aldir

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)

6

Citizenship or place of organization

MEXICO

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 6,760,621.00
8	Shared Voting Power 0.00
9	Sole Dispositive Power 6,760,621.00
10	Shared Dispositive Power 0.00

11

Aggregate amount beneficially owned by each reporting person

6,760,621.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

22.46 %

14

Type of Reporting Person (See Instructions)

IN

Comment for Type of Reporting Person:

The percent calculation assumes that there is a total of 30,095,388 Class A Ordinary Shares outstanding as of June 30, 2025, as reported in the Form 6-K/A.

SCHEDULE 13D

Item 1.	Security and Issuer
(a)	Title of Class of Securities: Class A Ordinary Shares, nominal value US$0.01 per share
(b)	Name of Issuer: AUNA S.A.
(c)	Address of Issuer's Principal Executive Offices: 6, rue Jean Monnet, Luxembourg, LUXEMBOURG , L-2180.
Item 1 Comment: Pursuant to Rule 13d-2 of the Securities Exchange Act of 1934, as amended, this Amendment No. 3 (this "Amendment") amends and supplements the Schedule 13D filed by Grupo Angeles Servicios de Salud, S.A. de C.V. ("GASS"), Grupo Vazol, S.A. de C.V. ("Vazol"), Corpvaza, S.A. de. C.V. ("Corpvaza"), and Mr. Olegario Vazquez Aldir ("Mr. Vazquez Aldir", and collectively with GASS, Vazol, and Corpvaza, the "Reporting Persons"), on August 22, 2024 (the "Original Schedule 13D"), and as amended and supplemented by Amendment No. 1 filed on September 12, 2024 and Amendment No. 2 filed on January 14, 2025 (the "Schedule 13D"), relating to the Class A Ordinary Shares, nominal value US$0.01 per share (the "Class A Ordinary Shares"), of Auna S.A., a public limited liability company incorporated in Grand Duchy of Luxembourg ("Auna", or the "Issuer"). This Amendment amends the Schedule 13D on behalf of the Reporting Persons to furnish the information set forth herein, and except as set forth below, all Items of the Original Schedule 13D remain unchanged. Capitalized terms used in this Amendment and not otherwise defined shall have the same meanings ascribed to them in the Schedule 13D.
Item 3.	Source and Amount of Funds or Other Consideration
	From the date of Amendment No. 2 until November 13, 2025, GASS purchased 182,879 Class A Ordinary Shares for a total purchase price of USD$1,469,287.11. GASS used available cash on hand to acquire such Class A Ordinary Shares.
Item 5.	Interest in Securities of the Issuer
(a)	The following disclosure assumes there are 30,095,388 Class A Ordinary Shares outstanding as of June 30, 2025, as reported in the Report of Foreign Private Issuer on Form 6-K/A furnished by the Issuer with the SEC on October 28, 2025. Pursuant to Rule 13d-3 under the Act, the Reporting Persons may be deemed to beneficially own 6,760,621 shares of Class A Ordinary Shares, which constitutes approximately 22.46% of the outstanding Class A Ordinary Shares.
(b)	The information set forth in rows (7) through (10) of the cover pages of this Schedule 13D is incorporated by reference into this Item 5(b).
(c)	All transactions in Class A Ordinary Shares effected by the Reporting Persons and, to the best knowledge of the Reporting Persons, the Covered Persons within the prior 60-day window for which disclosure is required by Schedule 13D are listed in Schedule 1 hereto and incorporated herein by reference.
Item 7.	Material to be Filed as Exhibits.
	1. Schedule 1 - Item 5(c) - Transactions in Class A Ordinary Shares effected by the Reporting Persons.

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.

Grupo Angeles Servicios de Salud, S.A. de C.V.

Signature:	/s/ Jose Luis Alberdi Gonzalez
Name/Title:	Jose Luis Alberdi Gonzalez/Legal Vice President
Date:	11/13/2025

Grupo Vazol, S.A. de C.V. (Priorly known as Grupo Empresarial Angeles, S.A. de C.V.)

Signature:	/s/ Jose Luis Alberdi Gonzalez
Name/Title:	Jose Luis Alberdi Gonzalez/Legal Vice President
Date:	11/13/2025

Corpvaza, S.A. de C.V.

Signature:	/s/ Jose Luis Alberdi Gonzalez
Name/Title:	Jose Luis Alberdi Gonzalez/Legal Vice President
Date:	11/13/2025

Mr. Olegario Vazquez Aldir

Signature:	/s/ Jose Luis Alberdi Gonzalez
Name/Title:	Jose Luis Alberdi Gonzalez/Legal Vice President
Date:	11/13/2025

Comments accompanying signature:

Jose Luis Alberdi Gonzalez is signing on behalf of Mr. Vazquez Aldir pursuant to a power of attorney dated April 12, 2024, which was previously filed with the SEC as an exhibit to a Schedule 13G filed by Mr. Vazquez Aldir on April 12, 2024 (SEC File No. 005-94489).

FAQ

What ownership stake in AUNA is reported in this Schedule 13D/A?

The reporting persons beneficially own 6,760,621 Class A shares, representing 22.46% of the class.

What share count was used to calculate the 22.46% ownership in AUNA?

The calculation uses 30,095,388 Class A shares outstanding as of June 30, 2025.

Did the reporting group purchase additional AUNA shares since the prior amendment?

Yes. GASS purchased 182,879 shares for a total of USD$1,469,287.11 using cash on hand.

Who are the reporting persons in the AUNA Schedule 13D/A?

They are Grupo Ángeles Servicios de Salud, S.A. de C.V., Grupo Vazol, S.A. de C.V., Corpvaza, S.A. de C.V., and Mr. Olegario Vázquez Aldir.

How is voting and dispositive power over AUNA shares reported?

GASS, Grupo Vazol, and Corpvaza report shared voting/dispositive power over 6,760,621 shares; Mr. Vázquez Aldir reports sole voting/dispositive power over the same amount.

What is the date of the event triggering this ownership filing for AUNA?

The stated event date is 11/10/2025.

What class of AUNA securities does this filing cover?

It covers Class A Ordinary Shares, nominal value US$0.01 per share.