Avantor
AVTR
486 hedge funds and large institutions have $11.2B invested in Avantor in 2025 Q1 according to their latest regulatory filings, with 62 funds opening new positions, 198 increasing their positions, 168 reducing their positions, and 65 closing their positions.
127% more call options, than puts
Call options by funds: $35.7M | Put options by funds: $15.7M
18% more repeat investments, than reductions
Existing positions increased: 198 | Existing positions reduced: 168
7% more capital inflows, than outflows
Capital inflows: $1.28B | Capital outflows: $1.19B
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: 494 → 486 (-8)
36% less funds holding in top 10
Funds holding in top 10: 11 → 7 (-4)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
UBS Group
Zurich,
Switzerland
|
+$220M |
| 2 |
1832 Asset Management
Toronto,
Ontario, Canada
|
+$162M |
| 3 |
Millennium Management
New York
|
+$100M |
| 4 |
Manulife (Manufacturers Life Insurance)
Canada,
Ontario, Canada
|
+$92.4M |
| 5 |
Holocene Advisors
New York
|
+$54M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Canada Pension Plan Investment Board
Toronto Ontario,
Ontario, Canada
|
-$295M |
| 2 |
Boston Partners
Boston,
Massachusetts
|
-$121M |
| 3 |
DCP
Durable Capital Partners
Bethesda,
Maryland
|
-$101M |
| 4 |
Fidelity Investments
Boston,
Massachusetts
|
-$70.1M |
| 5 |
SI
Standard Investments
New York
|
-$60.9M |
AVTR Hedge Fund Activity: Q1 2025 in Review
486 of the 7,478 institutional investors tracked by Wall St. Rank reported a position in Avantor (AVTR) for Q1 2025, worth a combined $11.2B — down 22% from $14.4B a quarter earlier.
Sellers outnumbered buyers: 65 funds closed out of AVTR and 62 opened new positions — a net loss of 3 holders — while 168 trimmed existing stakes and 198 added.
The largest buyer was UBS Group, adding an estimated $220M. The largest seller was Canada Pension Plan Investment Board, cutting an estimated $295M.
- 486 institutional investors held Avantor (AVTR) as of Q1 2025, down from 494 in Q4 2024.
- Funds reported $11.2B of Avantor stock for Q1 2025, down 22% quarter-over-quarter.
- 62 funds opened new Avantor positions in Q1 2025 and 65 closed out, a net change of -3 holders.
- The largest Avantor buyer in Q1 2025 was UBS Group, an estimated $220M added.
- The largest Avantor seller in Q1 2025 was Canada Pension Plan Investment Board, an estimated $295M sold.
Based on aggregated 13F filings for Q1 2025.