Magnera Corp
MAGN
182 hedge funds and large institutions have $433M invested in Magnera Corp in 2025 Q3 according to their latest regulatory filings, with 22 funds opening new positions, 50 increasing their positions, 71 reducing their positions, and 29 closing their positions.
18% more call options, than puts
Call options by funds: $6.93M | Put options by funds: $5.87M
0% more funds holding in top 10
Funds holding in top 10: 7 → 7 (0)
4% less funds holding
Funds holding: 190 → 182 (-8)
8.09% less ownership
Funds ownership: 111.74% → 103.65% (-8.1%)
24% less first-time investments, than exits
New positions opened: 22 | Existing positions closed: 29
30% less repeat investments, than reductions
Existing positions increased: 50 | Existing positions reduced: 71
30% less capital inflows, than outflows
Capital inflows: $59.5M | Capital outflows: $85M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Assenagon Asset Management
Senningerberg,
Luxembourg
|
+$5.07M |
| 2 |
Littlejohn & Co
Greenwich,
Connecticut
|
+$4.98M |
| 3 |
Citadel Advisors
Miami,
Florida
|
+$4.88M |
| 4 |
Bracebridge Capital LLC
Boston,
Massachusetts
|
+$3.93M |
| 5 |
DG Capital Management
New York
|
+$3.55M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fuller & Thaler Asset Management
San Mateo,
California
|
-$15.9M |
| 2 |
Scopia Capital Management
New York
|
-$12.2M |
| 3 |
Madison Avenue Partners
New York
|
-$6.35M |
| 4 |
Millennium Management
New York
|
-$6.35M |
| 5 |
UBS Group
Zurich,
Switzerland
|
-$5.09M |
MAGN Hedge Fund Activity: Q3 2025 in Review
182 of the 7,661 institutional investors tracked by Wall St. Rank reported a position in Magnera Corp (MAGN) for Q3 2025, worth a combined $433M — down 10% from $481M a quarter earlier.
Sellers outnumbered buyers: 29 funds closed out of MAGN and 22 opened new positions — a net loss of 7 holders — while 71 trimmed existing stakes and 50 added.
The largest buyer was Assenagon Asset Management, adding an estimated $5.07M. The largest seller was Fuller & Thaler Asset Management, exiting entirely with an estimated $15.9M sold.
- 182 institutional investors held Magnera Corp (MAGN) as of Q3 2025, down from 190 in Q2 2025.
- Funds reported $433M of Magnera Corp stock for Q3 2025, down 10% quarter-over-quarter.
- 22 funds opened new Magnera Corp positions in Q3 2025 and 29 closed out, a net change of -7 holders.
- The largest Magnera Corp buyer in Q3 2025 was Assenagon Asset Management, an estimated $5.07M added.
- The largest Magnera Corp seller in Q3 2025 was Fuller & Thaler Asset Management, an estimated $15.9M sold.
Based on aggregated 13F filings for Q3 2025.