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Avantor

429 hedge funds and large institutions have $5.3B invested in Avantor in 2026 Q1 according to their latest regulatory filings, with 91 funds opening new positions, 166 increasing their positions, 127 reducing their positions, and 73 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

less ownership

Funds ownership:

14% less funds holding in top 10

Funds holding in top 10: 76 (-1)

34% less capital invested

Capital invested by funds: $7.98B → $5.3B (-$2.67B)

93% less call options, than puts

Call options by funds: $4.76M | Put options by funds: $72.8M

Holders
429
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$4.76M
Puts
$72.8M
Net Calls
Net Calls Change

Top Buyers

1 +$88.6M
2 +$77.3M
3 +$67.8M
4
BlackRock
BlackRock
New York
+$60.1M
5
YAM
Yacktman Asset Management
Texas
+$46.7M
Name Holding Trade Value Shares
Change
Change in
Stake
Bank of Montreal
201
Bank of Montreal
Ontario, Canada
$517K
RFC
202
Regions Financial Corp
Alabama
$514K
Pathstone Holdings
203
Pathstone Holdings
New Jersey
$507K
DPL
204
Danica Pension Livsforsikrings
$494K
SCM
205
SKBA Capital Management
California
$494K
CL
206
Choreo LLC
Illinois
$476K
Federated Hermes
207
Federated Hermes
Pennsylvania
$445K
VT
208
Vise Technologies
New York
$437K
AC
209
Aristeia Capital
Connecticut
$428K
VPIM
210
Vanguard Personalized Indexing Management
California
$428K
IMC Chicago
211
IMC Chicago
Illinois
$425K
VI
212
Vestcor Inc
New Brunswick, Canada
$395K
SAM
213
Securian Asset Management
Minnesota
$394K
PNC Financial Services Group
214
PNC Financial Services Group
Pennsylvania
$370K
TI
215
Tidal Investments
Wisconsin
$364K
CGH
216
Crossmark Global Holdings
Texas
$363K
P
217
&Partners
Tennessee
$359K
HCA
218
Harbor Capital Advisors
Illinois
$358K
SDIC
219
South Dakota Investment Council
South Dakota
$353K
Prudential Financial
220
Prudential Financial
New Jersey
$340K
LWL
221
Leo Wealth LLC
Texas
$331K
SLAM
222
Swiss Life Asset Management
$330K
Bank of Nova Scotia
223
Bank of Nova Scotia
Ontario, Canada
$326K
DnB Asset Management
224
DnB Asset Management
Norway
$319K
FDCDDQ
225
Federation des caisses Desjardins du Quebec
Quebec, Canada
$311K