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Avantor

484 hedge funds and large institutions have $11.3B invested in Avantor in 2025 Q1 according to their latest regulatory filings, with 62 funds opening new positions, 197 increasing their positions, 168 reducing their positions, and 65 closing their positions.

New
Increased
Maintained
Reduced
Closed

127% more call options, than puts

Call options by funds: $35.7M | Put options by funds: $15.7M

17% more repeat investments, than reductions

Existing positions increased: 197 | Existing positions reduced: 168

0.84% more ownership

Funds ownership: 100.73%101.57% (+0.84%)

5% less first-time investments, than exits

New positions opened: 62 | Existing positions closed: 65

2% less funds holding

Funds holding: 492484 (-8)

22% less capital invested

Capital invested by funds: $14.4B → $11.3B (-$3.17B)

36% less funds holding in top 10

Funds holding in top 10: 117 (-4)

Holders
484
Holders Change
-8
Holders Change %
-1.63%
% of All Funds
6.49%
Holding in Top 10
7
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-36.36%
% of All Funds
0.09%
New
62
Increased
197
Reduced
168
Closed
65
Calls
$35.7M
Puts
$15.7M
Net Calls
+$20M
Net Calls Change
+$112M
Name Holding Trade Value Shares
Change
Change in
Stake
Millennium Management
26
Millennium Management
New York
$86M +$100M +5,305,320 New
Pictet Asset Management
27
Pictet Asset Management
Switzerland
$83.5M -$26.7M -1,406,980 -21%
VOYA Investment Management
28
VOYA Investment Management
Georgia
$81.4M +$166K +8,740 +0.2%
TIM
29
Thornburg Investment Management
New Mexico
$81.1M -$4.94M -260,969 -34%
Bank of New York Mellon
30
Bank of New York Mellon
New York
$77.5M -$956K -50,443 -1%
CAM
31
Close Asset Management
United Kingdom
$75.3M -$36.1K -1,905 -0%
William Blair Investment Management
32
William Blair Investment Management
Illinois
$71.9M -$5.98M -315,873 -7%
SSM
33
Sound Shore Management
Connecticut
$67.6M -$9.65M -509,183 -11%
Legal & General Group
34
Legal & General Group
United Kingdom
$66.2M -$529K -27,902 -0.7%
TD Asset Management
35
TD Asset Management
Ontario, Canada
$56.2M +$988K +52,179 +2%
Bank of America
36
Bank of America
North Carolina
$54.7M +$18.6M +980,140 +41%
Charles Schwab
37
Charles Schwab
California
$53.4M +$5.01M +264,578 +9%
Fidelity Investments
38
Fidelity Investments
Massachusetts
$53.3M -$70.1M -3,701,808 -53%
AIM
39
Artemis Investment Management
United Kingdom
$48M -$17.4M -918,848 -24%
BBHC
40
Brown Brothers Harriman & Co
New York
$47.4M +$76.7K +4,050 +0.1%
Holocene Advisors
41
Holocene Advisors
New York
$46.2M +$54M +2,848,139 New
DC
42
Davenport & Co
Virginia
$45.3M -$833K -43,996 -2%
Thrivent Financial for Lutherans
43
Thrivent Financial for Lutherans
Minnesota
$42.5M -$9.5M -501,543 -16%
FGP
44
Freestone Grove Partners
California
$40.4M +$41.4M +2,184,034 +706%
American Century Companies
45
American Century Companies
Missouri
$37.7M +$10.8M +567,704 +32%
Citigroup
46
Citigroup
New York
$36.7M +$23.7M +1,250,859 +124%
ClearBridge Investments
47
ClearBridge Investments
New York
$35.4M -$317K -16,758 -0.8%
SAM
48
Silvercrest Asset Management
New York
$35M -$16M -847,238 -28%
CTB
49
Country Trust Bank
Illinois
$35M +$7.17M +378,532 +21%
Barclays
50
Barclays
United Kingdom
$32M +$13.5M +714,097 +57%