Magnera Corp
MAGN- Exchange
- NYSE
- Industry
- Paper Mills
- SEC CIK
- 0000041719
No open-market purchases or sales by Magnera Corp insiders were filed in the last 90 days; 179 institutions reported holding it in 13F filings for Q2 2026, worth $427.2M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Magnera Corp as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 189
- +14 vs. Q3 2025
- Shares held
- 37.5M
- +761.0K (+2.1%) vs. Q3 2025
- Total value
- $567.3M
- +$137.0M (+31.8%) vs. Q3 2025
- New holders
- 47
- 51 more added
- Sold out
- 33
- 69 more reduced
5 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MAGN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 179 | $427.2M |
| Q1 2026 | 175 | $347.6M |
| Q4 2025 | 189 | $567.3M |
| Q3 2025 | 180 | $431.4M |
| Q2 2025 | 190 | $479.9M |
| Q1 2025 | 215 | $639.5M |
| Q4 2024 | 232 | $635.6M |
| Q3 2024 | 77 | $51.7M |
| Q2 2024 | 92 | $45.0M |
| Q1 2024 | 97 | $72.1M |
| Q4 2023 | 97 | $67.5M |
| Q3 2023 | 97 | $69.9M |
| Q2 2023 | 115 | $108.1M |
| Q1 2023 | 119 | $116.8M |
| Q4 2022 | 135 | $103.2M |
| Q3 2022 | 136 | $121.7M |
| Q2 2022 | 152 | $280.6M |
| Q1 2022 | 158 | $503.7M |
| Q4 2021 | 141 | $705.3M |
| Q3 2021 | 142 | $572.9M |
| Q2 2021 | 138 | $562.9M |
| Q1 2021 | 137 | $697.6M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Magnera Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Raymond James Financial Inc | 26,864 | $406.7K | 0.00% | −104−0.4% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 28,179 | $426.6K | 0.01% | +10,557+59.9% | Added |
| Citigroup Inc | 29,011 | $439.2K | 0.00% | +20,502+240.9% | Added |
| PharVision Advisers, LLC | 29,209 | $442.2K | 0.22% | +29,209 | New |
| Susquehanna Portfolio Strategies, LLC | 29,659 | $449.0K | 0.01% | +29,659 | New |
| Tactive Advisors, LLC | 30,469 | $461.3K | 0.14% | −4,309−12.4% | Reduced |
| Two Sigma Advisers, LP | 31,052 | $470.1K | 0.00% | +8,188+35.8% | Added |
| Price T Rowe Associates Inc | 31,277 | $474.0K | 0.00% | +13,576+76.7% | Added |
| Marshall Wace, LLP | 32,623 | $493.9K | 0.00% | +3,957+13.8% | Added |
| Axq Capital, LP | 34,770 | $526.4K | 0.12% | +34,770 | New |
| Alliancebernstein L.P. | 35,534 | $538.0K | 0.00% | −1,404−3.8% | Reduced |
| DG Capital Management, LLC | 36,775 | $556.8K | 0.45% | −1,127,943−96.8% | Reduced |
| Knightsbridge Asset Management, LLC | 37,289 | $564.6K | 0.09% | −1,430−3.7% | Reduced |
| Wells Fargo & Company | 37,927 | $574.2K | 0.00% | +9,440+33.1% | Added |
| XTX Topco Ltd | 38,481 | $582.6K | 0.02% | +38,481 | New |
| Jain Global LLC | 38,869 | $588.5K | 0.01% | +38,869 | New |
| Rhumbline Advisers | 41,110 | $622.4K | 0.00% | −8,069−16.4% | Reduced |
| Oxford Asset Management LLP | 42,188 | $638.7K | 0.23% | +42,188 | New |
| Barclays PLC | 49,805 | $754.0K | 0.00% | +2,850+6.1% | Added |
| Alpine Global Management, LLC | 50,000 | $757.0K | 0.17% | −179,456−78.2% | Reduced |
| Voleon Capital Management LP | 52,218 | $790.6K | 0.02% | +52,218 | New |
| RBF Capital, LLC | 53,992 | $817.4K | 0.04% | 00.0% | Unchanged |
| Counterpoint Mutual Funds LLC | 54,410 | $823.8K | 0.06% | +54,410 | New |
| ExodusPoint Capital Management, LP | 56,025 | $848.2K | 0.01% | +19,015+51.4% | Added |
| Public Employees Retirement System of Ohio | 57,869 | $876.1K | 0.00% | +40,331+230.0% | Added |
| Aristeia Capital LLC | 62,996 | $953.8K | 0.03% | +62,996 | New |
| Empowered Funds, LLC | 72,943 | $1.10M | 0.02% | +7,083+10.8% | Added |
| Bridgeway Capital Management, LLC | 76,789 | $1.16M | 0.02% | +7,083+10.2% | Added |
| Man Group plc | 85,382 | $1.29M | 0.00% | +85,382 | New |
| Quinn Opportunity Partners LLC | 85,868 | $1.30M | 0.06% | +85,868 | New |
| Bank of New York Mellon Corp | 87,600 | $1.33M | 0.00% | −1,164−1.3% | Reduced |
| Engineers Gate Manager LP | 87,882 | $1.33M | 0.02% | +87,882 | New |
| State of Wisconsin Investment Board | 92,405 | $1.40M | 0.00% | +7,418+8.7% | Added |
| Readystate Asset Management LP | 94,131 | $1.43M | 0.06% | −116,219−55.3% | Reduced |
| Susquehanna International Group, LLP | 95,081 | $1.44M | 0.00% | +95,081 | New |
| ING Groep NV | 110,000 | $1.67M | 0.01% | 00.0% | Unchanged |
| Quantbot Technologies LP | 111,506 | $1.69M | 0.06% | +83,791+302.3% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 120,715 | $1.83M | 0.00% | +120,715 | New |
| Dimensional Fund Advisors LP | 122,136 | $1.85M | 0.00% | −132,621−52.1% | Reduced |
| Gsa Capital Partners LLP | 128,095 | $1.94M | 0.17% | +115,062+882.9% | Added |
| Weiss Asset Management LP | 132,764 | $2.01M | 0.03% | −205,466−60.7% | Reduced |
| FMR LLC | 133,962 | $2.03M | 0.00% | −384,664−74.2% | Reduced |
| Tudor Investment Corp Et Al | 155,016 | $2.35M | 0.01% | +155,016 | New |
| Squarepoint Ops LLC | 158,450 | $2.40M | 0.00% | +131,764+493.8% | Added |
| Jump Financial, LLC | 160,113 | $2.42M | 0.03% | −5,790−3.5% | Reduced |
| Invesco Ltd. | 161,834 | $2.45M | 0.00% | +73,134+82.5% | Added |
| Point72 Asset Management, L.P. | 173,366 | $2.62M | 0.00% | +138,396+395.8% | Added |
| CastleKnight Management LP | 183,495 | $2.78M | 0.16% | −72,505−28.3% | Reduced |
| Trexquant Investment LP | 202,199 | $3.06M | 0.03% | +135,821+204.6% | Added |
| Jane Street Group, LLC | 215,920 | $3.27M | 0.00% | +215,920 | New |
| Bank of America Corp | 233,565 | $3.54M | 0.00% | +155,649+199.8% | Added |
| Northern Trust Corp | 245,654 | $3.72M | 0.00% | −46,384−15.9% | Reduced |
| Walleye Capital LLC | 245,997 | $3.72M | 0.02% | +245,997 | New |
| JPMorgan Chase & Co | 251,037 | $3.80M | 0.00% | +195,234+349.9% | Added |
| BNP Paribas Arbitrage, SA | 279,930 | $4.24M | 0.00% | +224,846+408.2% | Added |
| Seven Six Capital Management, LLC | 281,518 | $4.26M | 4.29% | −29,250−9.4% | Reduced |
| Algert Global LLC | 290,676 | $4.40M | 0.07% | +290,676 | New |
| Loews Corp | 300,000 | $4.54M | 0.04% | −60,500−16.8% | Reduced |
| Gratia Capital, LLC | 314,627 | $4.76M | 4.26% | 00.0% | Unchanged |
| Verition Fund Management LLC | 329,931 | $5.00M | 0.03% | +329,931 | New |
| LSV Asset Management | 335,058 | $5.07M | 0.01% | −39,692−10.6% | Reduced |
| Russell Investments Group, Ltd. | 368,309 | $5.58M | 0.01% | +106,365+40.6% | Added |
| UBS Group AG | 392,370 | $5.94M | 0.00% | −297,111−43.1% | Reduced |
| Charles Schwab Investment Management Inc | 402,244 | $6.09M | 0.00% | +113,080+39.1% | Added |
| Ancora Advisors, LLC | 425,514 | $6.44M | 0.13% | −1,312,274−75.5% | Reduced |
| JB Capital Partners LP | 515,000 | $7.80M | 1.34% | +345,000+202.9% | Added |
| Millennium Management LLC | 518,044 | $7.84M | 0.01% | +308,956+147.8% | Added |
| Ameriprise Financial Inc | 519,946 | $7.87M | 0.00% | +91,954+21.5% | Added |
| J. Goldman & Co LP | 538,220 | $8.15M | 0.32% | +99,523+22.7% | Added |
| Citadel Advisors LLC | 550,392 | $8.33M | 0.01% | +75,670+15.9% | Added |
| SG Americas Securities, LLC | 557,810 | $8.45M | 0.01% | +557,810 | New |
| State Street Corp | 640,991 | $9.70M | 0.00% | −2,609−0.4% | Reduced |
| Clearline Capital LP | 660,605 | $10.0M | 0.75% | +483,204+272.4% | Added |
| Assenagon Asset Management S.A. | 742,425 | $11.2M | 0.02% | −11,481−1.5% | Reduced |
| Geode Capital Management, LLC | 745,967 | $11.3M | 0.00% | −9,793−1.3% | Reduced |
| Jacobs Levy Equity Management, Inc | 786,083 | $11.9M | 0.05% | +637,041+427.4% | Added |
| Goldman Sachs Group Inc | 788,936 | $11.9M | 0.00% | −51,596−6.1% | Reduced |
| D. E. Shaw & Co., Inc. | 805,693 | $12.2M | 0.01% | +546,484+210.8% | Added |
| Canyon Capital Advisors LLC | 810,000 | $12.3M | 1.61% | 00.0% | Unchanged |
| Nuveen, LLC | 823,177 | $12.5M | 0.00% | +746,215+969.6% | Added |
| Jefferies Financial Group Inc. | 994,619 | $15.1M | 0.12% | +994,619 | New |
| Diameter Capital Partners LP | 1,205,793 | $18.3M | 1.91% | +745,480+162.0% | Added |
| Madison Avenue Partners, LP | 1,780,649 | $27.0M | 1.16% | −1,051,632−37.1% | Reduced |
| Vanguard Group Inc | 2,184,219 | $33.1M | 0.00% | +40,371+1.9% | Added |
| Engine Capital Management, LP | 2,243,827 | $34.0M | 4.69% | −458,214−17.0% | Reduced |
| Newtyn Management, LLC | 2,360,000 | $35.7M | 3.78% | +100,000+4.4% | Added |
| BlackRock, Inc. | 2,375,925 | $36.0M | 0.00% | −122,597−4.9% | Reduced |
| Morgan Stanley | 2,422,467 | $36.7M | 0.00% | +853,919+54.4% | Added |
| Littlejohn & Co LLC | 2,593,887 | $39.3M | 20.47% | −610,839−19.1% | Reduced |
| Black Diamond Capital Management I, LLLP | 0 | $0 | 0.00% | −750,000−100.0% | Sold out |
| Brightline Capital Management, LLC | 0 | $0 | 0.00% | −560,000−100.0% | Sold out |
| Empyrean Capital Partners, LP | 0 | $0 | 0.00% | −436,260−100.0% | Sold out |
| Bracebridge Capital, LLC | 0 | $0 | 0.00% | −316,854−100.0% | Sold out |
| Turtle Creek Asset Management Inc. | 0 | $0 | 0.00% | −314,733−100.0% | Sold out |
| HighVista Strategies LLC | 0 | $0 | 0.00% | −87,100−100.0% | Sold out |
| Tocqueville Asset Management L.P. | 0 | $0 | 0.00% | −70,000−100.0% | Sold out |
| Swiss National Bank | 0 | $0 | 0.00% | −61,631−100.0% | Sold out |
| TAM Capital Management Inc. | 0 | $0 | 0.00% | −34,038−100.0% | Sold out |
| Bluefin Capital Management, LLC | 0 | $0 | 0.00% | −34,037−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −17,279−100.0% | Sold out |