We are live on ! Find out more

245 hedge funds and large institutions have $2.18B invested in Sabesp in 2026 Q1 according to their latest regulatory filings, with 45 funds opening new positions, 113 increasing their positions, 84 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed

284% more call options, than puts

Call options by funds: $936K | Put options by funds: $244K

114% more first-time investments, than exits

New positions opened: 45 | Existing positions closed: 21

35% more repeat investments, than reductions

Existing positions increased: 113 | Existing positions reduced: 84

34% more capital invested

Capital invested by funds: $1.63B → $2.18B (+$554M)

9% more funds holding

Funds holding: 225245 (+20)

0.96% more ownership

Funds ownership: 49.91%50.87% (+0.96%)

Holders
245
Holders Change
+20
Holders Change %
+8.89%
% of All Funds
3.02%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
45
Increased
113
Reduced
84
Closed
21
Calls
$936K
Puts
$244K
Net Calls
+$692K
Net Calls Change
+$1.08M
Name Holding Trade Value Shares
Change
Change in
Stake
Impax Asset Management Group
1
Impax Asset Management Group
United Kingdom
$206M -$13.9M -2,528,831 -7%
BlackRock
2
BlackRock
New York
$186M +$2.59M +471,522 +2%
Amundi
3
Amundi
France
$160M -$3.29M -599,245 -2%
Deutsche Bank
4
Deutsche Bank
Germany
$113M -$3.92M -714,023 -4%
Royal London Asset Management
5
Royal London Asset Management
United Kingdom
$81.1M +$72.9M +13,282,660 New
MNA
6
Manning & Napier Advisors
New York
$80.1M -$5M -909,635 -6%
LBA
7
Letko, Brosseau & Associates
Quebec, Canada
$71.7M +$3.52M +640,732 +6%
Mackenzie Financial
8
Mackenzie Financial
Ontario, Canada
$66.1M +$69.2K +12,608 +0.1%
WCM Investment Management
9
WCM Investment Management
California
$64.7M +$48.2M +8,777,957 +396%
Wellington Management Group
10
Wellington Management Group
Massachusetts
$62.8M +$7.43M +1,352,990 +15%
Morgan Stanley
11
Morgan Stanley
New York
$57.3M +$1.12M +204,305 +2%
VCM
12
Vanguard Capital Management
Pennsylvania
$57.3M +$51.6M +9,388,520 New
Renaissance Technologies
13
Renaissance Technologies
New York
$52.8M -$1.61M -292,979 -3%
American Century Companies
14
American Century Companies
Missouri
$52.7M +$4.41M +803,241 +10%
Northern Trust
15
Northern Trust
Illinois
$49M +$2M +364,257 +5%
UBS AM
16
UBS AM
Illinois
$48.2M +$694K +126,385 +2%
DPIM
17
Duff & Phelps Investment Management
Illinois
$44.2M +$6.35K +1,157 +0%
UBS Group
18
UBS Group
Switzerland
$43.8M +$12.8M +2,321,973 +48%
PL
19
Perpetual Ltd
Australia
$38.6M -$1.66M -303,077 -5%
SO
20
STRS Ohio
Ohio
$37.5M -$5.56M -1,011,889 -14%
AssetMark Inc
21
AssetMark Inc
California
$33.3M +$2.88M +524,414 +11%
Legal & General Group
22
Legal & General Group
United Kingdom
$29.9M -$2.92M -531,540 -10%
Allianz Asset Management
23
Allianz Asset Management
Germany
$29.1M +$4.03M +734,602 +18%
Bank of America
24
Bank of America
North Carolina
$27.4M -$37.9M -6,906,087 -61%
Goldman Sachs
25
Goldman Sachs
New York
$27.3M +$17.6M +3,209,485 +255%