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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
SI
351
Sapience Investments
California
$13.5K
PAM
352
Paradigm Asset Management
New York
$13.4K
S
353
SignatureFD
Georgia
$13K
EWA
354
EverSource Wealth Advisors
Alabama
$12.9K
EWP
355
Elevation Wealth Partners
California
$12.8K
LI
356
LRI Investments
Florida
$12.4K
MCM
357
MAI Capital Management
Ohio
$12.2K
MPWT
358
MassMutual Private Wealth & Trust
Connecticut
$11.8K
Mirae Asset Global Investments
359
Mirae Asset Global Investments
South Korea
$11.7K
OCWP
360
Owl Creek Wealth Partners
Colorado
$10.2K
Mitsubishi UFJ Asset Management
361
Mitsubishi UFJ Asset Management
Japan
$7.52K
DB
362
Danske Bank
Denmark
$7.06K
QC
363
Quent Capital
New York
$6.84K
RF
364
Rossby Financial
Florida
$5.94K
NSIM
365
North Star Investment Management
Illinois
$5.64K
SPIA
366
Steward Partners Investment Advisory
New York
$5.25K
PWMG
367
Private Wealth Management Group
New Jersey
$4.7K
AssetMark Inc
368
AssetMark Inc
California
$4.63K
Walleye Trading
369
Walleye Trading
New York
$4.63K
IA
370
IFP Advisors
Florida
$4.59K
FMII
371
Farmers & Merchants Investments Inc
Nebraska
$4.47K
TWD
372
True Wealth Design
Ohio
$4.35K
Nisa Investment Advisors
373
Nisa Investment Advisors
Missouri
$4.15K
LFG
374
Larson Financial Group
Missouri
$3.62K
SL
375
Salomon & Ludwin
Virginia
$3.56K