Who owns Companhia de Saneamento Básico do Estado de São Paulo - SABESP?
Institutional ownership of SBS from SEC Form 13F filings across 210 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
210
13F holders
$1.51B
value, 2026 filers
7.5%
of shares outstanding (255.5M sh)
52
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of SBS's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 29.9M | $173.1M | 0.0% | 0.9% | +391.5% |
| 2 | Amundi | 26.1M | $150.9M | 0.0% | 0.8% | +397.2% |
| 3 | ROYAL LONDON ASSET MANAGEMENT LTD | 20.6M | $118.8M | 0.2% | 0.6% | +673.7% |
| 4 | DEUTSCHE BANK AG\ | 19.2M | $110.9M | 0.0% | 0.6% | +418.2% |
| 5 | WELLINGTON MANAGEMENT GROUP LLP | 12.3M | $71.0M | 0.0% | 0.4% | +496.6% |
| 6 | UBS Group AG | 12.0M | $69.6M | 0.0% | 0.4% | +740.2% |
| 7 | MACKENZIE FINANCIAL CORP | 11.0M | $63.8M | 0.1% | 0.3% | +409.1% |
| 8 | MORGAN STANLEY | 9.9M | $57.0M | 0.0% | 0.3% | +424.4% |
| 9 | VANGUARD CAPITAL MANAGEMENT LLC | 9.4M | $54.3M | 0.0% | 0.3% | +150.0% |
| 10 | AMERICAN CENTURY COMPANIES INC | 8.5M | $49.3M | 0.0% | 0.2% | +393.6% |
| 11 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 7.9M | $45.4M | 0.0% | 0.2% | +396.7% |
| 12 | NORTHERN TRUST CORP | 7.4M | $42.7M | 0.0% | 0.2% | +360.3% |
| 13 | Perpetual Ltd | 6.3M | $36.6M | 0.5% | 0.2% | +400.2% |
| 14 | ASSETMARK, INC | 6.1M | $35.1M | 0.1% | 0.2% | +456.2% |
| 15 | STRS OHIO | 5.7M | $33.0M | 0.1% | 0.2% | +364.2% |
| 16 | Legal & General Group Plc | 5.1M | $29.3M | 0.0% | 0.1% | +415.9% |
| 17 | Itau Unibanco Holding S.A. | 4.4M | $25.0M | 0.5% | 0.1% | +344.9% |
| 18 | FIRST TRUST ADVISORS LP | 4.1M | $23.6M | 0.0% | 0.1% | +392.1% |
| 19 | Pictet Asset Management Holding SA | 4.0M | $22.9M | 0.0% | 0.1% | +698.7% |
| 20 | JANE STREET GROUP, LLC | 3.6M | $20.7M | 0.0% | 0.1% | +998.6% |
| 21 | Invesco Ltd. | 3.4M | $19.8M | 0.0% | 0.1% | +318.1% |
| 22 | DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 3.2M | $18.5M | 0.0% | 0.1% | +425.2% |
| 23 | Maryland State Retirement & Pension System | 2.9M | $16.7M | 0.3% | 0.1% | +577.5% |
| 24 | Capital Wealth Planning, LLC | 2.9M | $16.5M | 0.1% | 0.1% | +300.8% |
| 25 | HSBC HOLDINGS PLC | 2.1M | $12.1M | 0.0% | 0.1% | +395.5% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.