Auna S.A.
Auna S.A. (AUNA) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · AUNA · as of Sep 30, 2025
Ownership Breakdown
24
Institutional Holders
▲ 5 vs Q2
$33.51M
Total Inst. Value
▲ $5.15M vs Q2
74.02M
Shares Outstanding
freeFloat 75.85%
4.99M
13F Shares Held
▲ 412,480 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
AUNA largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
TEACHER RETIREMENT SYSTEM OF TEXAS services-offices & clinics of doctors of medicine | 1.88M | 2.55% | 2.55% | $12.66B | Oct 30, 2025 | — held |
FIERA CAPITAL CORP services-offices & clinics of doctors of medicine | 1.56M | 2.11% | 2.11% | $10.47B | Nov 7, 2025 | — held |
BLACKROCK, INC. services-offices & clinics of doctors of medicine | 392.5K | 53.14% | 53.14% | $2.64B | Nov 12, 2025 | ▲ 52.3K |
VERDE SERVICOS INTERNACIONAIS S.A. services-offices & clinics of doctors of medicine | 323.9K | 43.86% | 43.86% | $2.18B | Nov 6, 2025 | — held |
MORGAN STANLEY services-offices & clinics of doctors of medicine | 251.9K | 34.10% | 34.10% | $1.69B | May 27, 2026 | ▲ 250.2K |
RENAISSANCE TECHNOLOGIES LLC services-offices & clinics of doctors of medicine | 137.5K | 18.62% | 18.62% | $924.00M | Nov 13, 2025 | ▲ 66.0K |
DELTEC ASSET MANAGEMENT LLC services-offices & clinics of doctors of medicine | 90.5K | 12.25% | 12.25% | $608.16M | Oct 24, 2025 | — held |
UBS GROUP AG services-offices & clinics of doctors of medicine | 54.9K | 7.43% | 7.43% | $368.98M | Nov 13, 2025 | ▼ 17.6K |
GOLDMAN SACHS GROUP INC services-offices & clinics of doctors of medicine | 50.1K | 6.78% | 6.78% | $336.44M | Nov 14, 2025 | ▲ 24.7K |
POINT72 (DIFC) LTD services-offices & clinics of doctors of medicine | 46.9K | 6.34% | 6.34% | $314.85M | Nov 14, 2025 | ▼ 12.4K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
8
Increased
+423.5K shares7
New Positions
first time holders3
Decreased
−40.7K shares2
Sold Out
fully exitedNet shares change (top 50)
+382.8K
+423.5K / −40.7K
Net new holders
+10
7 new / 2 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
AUNA insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
2
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Zamora Leon Jesus President | May 29, 2026 | Purchase | 6,420 | $4.15 | $26.6K | 69.1K | Form 4 ↗ |
Zamora Leon Jesus President | May 28, 2026 | Purchase | 9,220 | $4.17 | $38.4K | 55.1K | Form 4 ↗ |
Zamora Leon Jesus President | May 26, 2026 | Purchase | 30,000 | $4.39 | $131.7K | 45.9K | Form 4 ↗ |
Zamora Leon Jesus President | May 20, 2026 | Purchase | 5,814 | $4.39 | $25.5K | 15.9K | Form 4 ↗ |
Wilton John director | May 28, 2026 | Sale | 17,574 | $4.17 | $73.3K | 50.0K | Form 4 ↗ |
Zamora Leon Jesus President | May 27, 2026 | Purchase | 23,273 | $4.20 | $97.7K | 62.7K | Form 4 ↗ |
Zamora Leon Jesus President | May 26, 2026 | Purchase | 8,727 | $4.24 | $37.0K | 39.4K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Auna S.A. (AUNA) is primarily owned by institutional investors, who hold approximately 6.7% of total shares outstanding. Company insiders own approximately 24.15%, while retail and public investors account for the remaining 69.12%.
The largest institutional shareholder of Auna S.A. is TEACHER RETIREMENT SYSTEM OF TEXAS, holding approximately 1.88 million shares — equal to 2.55% of outstanding shares — as of September 30, 2025.
A total of 24 institutional investors currently hold AUNA stock, with a combined institutional value of approximately $33,507,324 as of the most recent 13F filing period.
Frequently asked questions
AUNA ownershipAuna S.A. (AUNA) is primarily owned by institutional investors, who hold approximately 6.7% of shares. The largest shareholder is TEACHER RETIREMENT SYSTEM OF TEXAS with a 2.55% stake. Company insiders hold 24.15%. Data sourced from SEC Form 13F as of September 30, 2025.