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Avantor
AVTR

Overview Fund Activity

496 hedge funds and large institutions have $9.62B invested in Avantor in 2025 Q2 according to their latest regulatory filings, with 93 funds opening new positions, 214 increasing their positions, 140 reducing their positions, and 65 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
496
Holders Change
+20
Holders Change %
+4.2%
% of All Funds
6.65%
Holding in Top 10
13
Holding in Top 10 Change
+6
Holding in Top 10 Change %
+85.71%
% of All Funds
0.17%
New
93
Increased
214
Reduced
140
Closed
65
Calls
$43.6M
Puts
$27.7M
Net Calls
+$15.9M
Net Calls Change
-$4.1M

Top Buyers

1
Dodge & Cox
1
Dodge & Cox
California
$1.58B
2
T. Rowe Price Investment Management
2
T. Rowe Price Investment Management
Maryland
$761M
3
EARNEST Partners
3
EARNEST Partners
Georgia
$82.1M
4
Massachusetts Financial Services
4
Massachusetts Financial Services
Massachusetts
$78.9M
5
ECM
5
Engine Capital Management
New York
$74.1M

Top Sellers

1
1832 Asset Management
1
1832 Asset Management
Ontario, Canada
$60.7M
2
UBS Group
2
UBS Group
Switzerland
$82.1M
3
Janus Henderson Group
3
Janus Henderson Group
United Kingdom
$130M
4
CIM
4
CCLA Investment Management
United Kingdom
$0
5
VLKIM
5
Van Lanschot Kempen Investment Management
Netherlands
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Westfield Capital Management
351
Westfield Capital Management
Massachusetts
$207K +$207K +15,348 New
A
352
AlphaQuest
New York
$204K +$134K +9,944 +191%
Fidelity International
353
Fidelity International
Bermuda
$203K – – –
BFM
354
Boothbay Fund Management
New York
$203K +$203K +15,077 New
JF
355
Jump Financial
Illinois
$199K +$199K +14,768 New
BHPW
356
Beverly Hills Private Wealth
California
$196K +$196K +14,589 New
AAMU
357
APG Asset Management US
New York
$196K – – –
GSEP
358
Golden State Equity Partners
California
$193K +$50.9K +3,778 +36%
Brown Advisory
359
Brown Advisory
Maryland
$189K -$26.9K -2,002 -12%
PA
360
Profund Advisors
Maryland
$185K -$13.7K -1,021 -7%
LF
361
Lansforsakringar Fondforvaltning
Sweden
$184K – – –
ECM
362
Evergreen Capital Management
Washington
$179K +$179K +13,321 New
PA
363
Parallel Advisors
California
$176K +$22.8K +1,691 +15%
Janney Montgomery Scott
364
Janney Montgomery Scott
Pennsylvania
$176K +$176K +13,103 New
PWG
365
Portside Wealth Group
Utah
$176K +$32.1K +2,388 +22%
MAS
366
Meeder Advisory Services
Ohio
$175K +$39.4K +2,927 +29%
HAG
367
HighPoint Advisor Group
Illinois
$175K +$3.28K +244 +2%
Millennium Management
368
Millennium Management
New York
$173K -$71.2M -5,292,442 -100%
GIM
369
Glenmede Investment Management
Pennsylvania
$170K +$170K +12,642 New
CI Investments Inc
370
CI Investments Inc
Ontario, Canada
$165K +$121K +8,959 +273%
AAS
371
Avantax Advisory Services
Texas
$163K -$21.2K -1,577 -12%
OSAM
372
O'Shaughnessy Asset Management
Connecticut
$160K +$160K +11,918 New
Rafferty Asset Management
373
Rafferty Asset Management
New York
$160K +$2.96K +220 +2%
NWAG
374
Net Worth Advisory Group
Utah
$158K +$158K +11,771 New
UM
375
UniSuper Management
Australia
$156K -$18.8K -1,400 -11%
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15
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