6-K - AUNA - Equibles

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGNPRIVATE ISSUER PURSUANT TO RULE 13a-16OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of April 2026

Commission FileNumber: 001-41982

Auna S.A.

(Exact name of registrant as specified in itscharter)

‎ 6, rue Jean Monnet

L-2180 Luxembourg

Grand Duchy of Luxembourg

‎+51 1-205-3500‎

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F	X	Form 40-F

TABLE OF CONTENTS

EXHIBIT
99.1	Press release dated April 17, 2026 — Auna Reports Preliminary Key Performance Indicators for the First Quarter ended March 31, 2026

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Auna S.A.
By:	/s/ Gisele Remy
	Name:	Gisele Remy
	Title:	Chief Financial Officer

Date: April 17, 2026

Exhibit 99.1

Auna Reports Preliminary KeyPerformance Indicators for the First Quarter ended March 31, 2026

Luxembourg, April 17, 2026 – Auna S.A. (“Auna” or the “Company”), a leading healthcare services platform in Latin America with operations in Mexico, Peru, and Colombia, today reported select operating metrics for the First Quarter ended March 31, 2026. The Company intends to publish these key performance indicators on a quarterly basis going forward, as part of its commitment to providing investors with more information and a clearer understanding of Auna.

Preliminary Key Performance Indicators <br><br>As of first quarter ended March 31, 2026
Healthcare Services Mexico
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Key Operating Metrics		1Q'25			2Q'25			3Q'25			4Q'25			1Q'26
Emergency treatments ^(1)^	#(000)		8,053			8,170			7,274			8,002			7,864
Surgeries ^(2)^	#(000)		4,687			4,904			5,177			5,028			4,855
Total number of days hospitalized ^(3)^	#		25,344			24,791			25,450			24,156			25,122
Total Capacity Utilization ^(4)^	%		39.8	%		38.5	%		39.1	%		37.1	%		39.4	%
Chemotherapies & Radiotherapies (sessions) ^(5)^	#		2,333			2,690			3,678			3,983			4,162
Healthcare Services Peru
Key Operating Metrics			1Q'25			2Q'25			3Q'25			4Q'25			1Q'26
Emergency treatments ^(1)^	#(000)		37,866			47,602			49,049			47,885			45,485
Surgeries ^(2)^	#(000)		5,360			5,438			5,034			4,973			5,851
Total number of days hospitalized ^(3)^	#		24,990			25,789			26,912			26,486			26,428
Total Capacity Utilization ^(4)^	%		74.0	%		73.6	%		76.0	%		74.8	%		76.3	%
Chemotherapies & Radiotherapies (sessions) ^(5)^	#		12,831			12,787			11,027			12,296			12,718
OncoSalud Peru
Key Operating Metrics			1Q'25			2Q'25			3Q'25			4Q'25			1Q'26
Plan Memberships ^(6)^	#(000)		1,364,710			1,388,579			1,395,509			1,424,695			1,439,781
Healthcare Services Colombia
Key Operating Metrics			1Q'25			2Q'25			3Q'25			4Q'25			1Q'26
Emergency treatments ^(1)^	#(000)		36,386			36,052			37,323			35,289			38,077
Surgeries ^(2)^	#(000)		10,653			10,484			11,209			10,443			10,897
Total number of days hospitalized ^(3)^	#		78,254			78,583			80,176			79,349			80,716
Total Capacity Utilization ^(4)^	%		76.9	%		76.4	%		77.1	%		76.3	%		79.3	%
Protected lives ^(7)^	#		—			—			—			3,036,335			3,057,763
Chemotherapies & Radiotherapies (sessions) ^(5)^	#		36,884			33,912			36,668			35,941			36,619
1) Emergency care includes the number of visits to the emergency rooms and may include several visits per patient.
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2) Number of surgeries includes inpatient surgeries, outpatient surgeries and cesarean sections.
3) Total number of days during which any of Auna's beds were occupied by a hospitalized patient during the period, including ICU.
4) Total capacity utilization is calculated as (i) (x) total number of days in which any of Auna's beds had a hospitalized patient during the period divided by (y) total number of beds, times (ii) total number of days during the period.
5) Intravenous chemotherapy and radiotherapy infusions in both inpatient and outpatient care; excludes oral treatments. In Peru, includes sessions across the Healthcare Services Network and OncoSalud Segments.
6) As of period end and as reported to the National Superintendence of Health Susalud in Peru.
7) Insured population assigned to Auna under risk-sharing agreements in Colombia. Tracking began in 4Q25.

PS-1

About Auna

Auna is one of Latin America’s leading healthcare platforms, with operations in Mexico, Peru, and Colombia. It prioritizes prevention and focuses on complex diseases that represent the highest healthcare spending. Its mission is to transform healthcare by delivering access to a highly integrated offering of services in low-penetration markets across Spanish-speaking Latin America. Founded in 1989, Auna has built one of the region’s largest modern healthcare platforms, consisting of a horizontally integrated network of medical care centers and a vertically integrated portfolio of oncology and general health plans. As of March 31, 2026, Auna’s network included 31 healthcare facilities—hospitals, ambulatory centers, and prevention and wellness centers—with a total of 2,333 beds and 1.4 million health plan members.

Contact

contact@aunainvestors.com

Preliminary Information

The information contained in this press release is preliminary in nature and is provided for informational purposes only. It is based on current estimates, assumptions, and expectations, which remain subject to ongoing review, verification, and possible revision. Final first quarter ended March 31, 2026 Key Performance Indicators may differ from those set forth herein. Readers are cautioned not to place undue reliance on these preliminary results.

Cautionary Statement on Forward-Looking Statements

This press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Forward-looking statements often are proceeded by words such as “believes,” “expects,” “may,” “anticipates,” “plans,” “intends,” “assumes,” “will” or similar expressions. The forward-looking statements contained herein include statements about our intention to publish these key performance indicators on a quarterly basis going forward. These expectations may or may not be realized. Some of these expectations may be based upon assumptions or judgments that prove to be incorrect. In addition, Auna’s business and operations involve numerous risks and uncertainties, many of which are beyond the control of Auna, which could result in Auna’s expectations not being realized or otherwise materially affect the financial condition, results of operations and cash flows of Auna. Some of the factors that could cause future results to materially differ from recent results or those projected in forward-looking statements are described in Auna’s filings with the United States Securities and Exchange Commission, including its annual report filed on Form 20-F on April 10, 2025.

The forward-looking statements are made only as of the date hereof, and Auna does not undertake any obligation to (and expressly disclaims any obligation to) update any forward-looking statements to reflect events or circumstances after the date such statements were made, or to reflect the occurrence of unanticipated events. In light of the risks and uncertainties described above, and the potential for variation of actual results from the assumptions on which certain of such forward-looking statements are based, investors should keep in mind that the results, events or developments disclosed in any forward-looking statement made in this document may not occur, and that actual results may vary materially from those described herein, including those described as anticipated, expected, targeted, projected or otherwise.