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, Q1 2026
Institutional positions in Magnera Corp as of Mar 31, 2026. 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
- 175
- −9 vs. Q4 2025
- Shares held
- 36.6M
- +1.32M (+3.7%) vs. Q4 2025
- Total value
- $347.6M
- −$186.5M (−34.9%) vs. Q4 2025
- New holders
- 25
- 61 more added
- Sold out
- 34
- 55 more reduced
5 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Magnera Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Quantbot Technologies LP | 12,513 | $119.0K | 0.00% | −98,993−88.8% | Reduced |
| Susquehanna International Group, LLP | 11,828 | $112.5K | 0.00% | −83,253−87.6% | Reduced |
| Graham Capital Management, L.P. | 11,715 | $111.4K | 0.00% | +11,715 | New |
| Deutsche Bank AG | 11,340 | $107.8K | 0.00% | −13,931−55.1% | Reduced |
| National Philanthropic Trust | 10,918 | $103.8K | 0.00% | +10,918 | New |
| Police & Firemen's Retirement System of New Jersey | 10,164 | $96.7K | 0.00% | 00.0% | Unchanged |
| Valeo Financial Advisors, LLC | 10,000 | $95.1K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 8,513 | $81.0K | 0.00% | −41,292−82.9% | Reduced |
| New York State Common Retirement Fund | 6,600 | $62.8K | 0.00% | −3,900−37.1% | Reduced |
| GAMMA Investing LLC | 4,156 | $39.5K | 0.00% | +484+13.2% | Added |
| Legal & General Group Plc | 2,756 | $26.2K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 2,594 | $24.7K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 2,181 | $20.7K | 0.00% | +1,905+690.2% | Added |
| Royal Bank of Canada | 2,150 | $20.0K | 0.00% | −1,756−45.0% | Reduced |
| US Bancorp | 1,997 | $19.0K | 0.00% | +1,690+550.5% | Added |
| California State Teachers Retirement System | 1,729 | $16.4K | 0.00% | −239−12.1% | Reduced |
| Tower Research Capital LLC (TRC) | 1,642 | $15.6K | 0.00% | +959+140.4% | Added |
| Quadrant Capital Group LLC | 1,444 | $13.7K | 0.00% | −418−22.4% | Reduced |
| Rockefeller Capital Management L.P. | 1,344 | $12.8K | 0.00% | +882+190.9% | Added |
| National Bank of Canada | 1,010 | $9.61K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 892 | $8.48K | 0.00% | +892 | New |
| Federation des caisses Desjardins du Quebec | 869 | $8.26K | 0.00% | −67−7.2% | Reduced |
| Investors Research Corp | 846 | $8.04K | 0.00% | −61−6.7% | Reduced |
| Financial Consulate, Inc | 685 | $6.51K | 0.00% | −41−5.6% | Reduced |
| South Dakota Investment Council | 683 | $6.00K | 0.00% | −1,368−66.7% | Reduced |
| Fifth Third Bancorp | 603 | $5.74K | 0.00% | +599+14,975.0% | Added |
| Caption Management, LLC | 571 | $5.43K | 0.00% | −8,805−93.9% | Reduced |
| Nisa Investment Advisors, LLC | 481 | $4.57K | 0.00% | −447−48.2% | Reduced |
| UBS Asset Management Americas Inc | 435 | $4.14K | 0.00% | +255+141.7% | Added |
| The PNC Financial Services Group, Inc. | 337 | $3.21K | 0.00% | −43−11.3% | Reduced |
| Allworth Financial LP | 325 | $3.09K | 0.00% | +113+53.3% | Added |
| Red Tortoise LLC | 314 | $2.99K | 0.00% | 00.0% | Unchanged |
| Optiver Holding B.V. | 230 | $2.19K | 0.00% | +6+2.7% | Added |
| FNY Investment Advisers, LLC | 275 | $2.00K | 0.00% | +10+3.8% | Added |
| Los Angeles Capital Management LLC | 159 | $1.51K | 0.00% | 00.0% | Unchanged |
| Bartlett & Co. Wealth Management LLC | 138 | $1.38K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 119 | $1.13K | 0.00% | −14−10.5% | Reduced |
| TD Waterhouse Canada Inc. | 107 | $1.01K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 97 | $919 | 0.00% | −14−12.6% | Reduced |
| SBI Securities Co., Ltd. | 84 | $799 | 0.00% | −1−1.2% | Reduced |
| Sound Income Strategies, LLC | 73 | $692 | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 72 | $685 | 0.00% | +7+10.8% | Added |
| Signaturefd, LLC | 55 | $523 | 0.00% | 00.0% | Unchanged |
| UMA Financial Services, Inc. | 54 | $514 | 0.00% | 00.0% | Unchanged |
| Bayban | 53 | $504 | 0.00% | +53 | New |
| Pinnacle Wealth Planning Services, Inc. | 52 | $495 | 0.00% | −15−22.4% | Reduced |
| AdvisorNet Financial, Inc | 45 | $428 | 0.00% | −495−91.7% | Reduced |
| Caldwell Sutter Capital, Inc. | 44 | $418 | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 40 | $380 | 0.00% | +10+33.3% | Added |
| Jones Financial Companies LLLP | 36 | $320 | 0.00% | −42−53.8% | Reduced |
| Smartleaf Asset Management LLC | 31 | $284 | 0.00% | +21+210.0% | Added |
| IFP Advisors, Inc | 27 | $257 | 0.00% | −6−18.2% | Reduced |
| Sittner & Nelson, LLC | 27 | $257 | 0.00% | 00.0% | Unchanged |
| Brown Brothers Harriman & Co | 25 | $238 | 0.00% | +17+212.5% | Added |
| Harbour Investments, Inc. | 25 | $238 | 0.00% | +25 | New |
| Root Financial Partners, LLC | 22 | $209 | 0.00% | +22 | New |
| MidFirst Bank | 21 | $200 | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 20 | $190 | 0.00% | +19+1,900.0% | Added |
| Sunbelt Securities, Inc. | 20 | $190 | 0.00% | +20 | New |
| WPG Advisers, LLC | 10 | $95 | 0.00% | 00.0% | Unchanged |
| Transamerica Financial Advisors, Inc. | 10 | $95 | 0.00% | +10 | New |
| Advisory Services Network, LLC | 8 | $77 | 0.00% | +8 | New |
| Winch Advisory Services, LLC | 151 | $73 | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 7 | $67 | 0.00% | −2−22.2% | Reduced |
| Northwestern Mutual Wealth Management Co | 7 | $67 | 0.00% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 7 | $67 | 0.00% | 00.0% | Unchanged |
| Eurizon Capital SGR S.p.A. | 7 | $67 | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 6 | $58 | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 4 | $39 | 0.00% | +4 | New |
| GWM Advisors LLC | 3 | $29 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 3 | $28 | 0.00% | +2+200.0% | Added |
| Twin Peaks Wealth Advisors, LLC | 2 | $19 | 0.00% | +2 | New |
| Huntington National Bank | 2 | $3 | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 12 | $0 | 0.00% | −22−64.7% | Reduced |
| Capital Advisors, Ltd. LLC | 1 | $0 | 0.00% | 00.0% | Unchanged |
| Jefferies Financial Group Inc. | 0 | $0 | 0.00% | −994,619−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −557,810−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −215,920−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −173,366−100.0% | Sold out |
| Aristeia Capital LLC | 0 | $0 | 0.00% | −62,996−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −54,410−100.0% | Sold out |
| Oxford Asset Management LLP | 0 | $0 | 0.00% | −42,188−100.0% | Sold out |
| Jain Global LLC | 0 | $0 | 0.00% | −38,869−100.0% | Sold out |
| Axq Capital, LP | 0 | $0 | 0.00% | −34,770−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −31,052−100.0% | Sold out |
| PharVision Advisers, LLC | 0 | $0 | 0.00% | −29,209−100.0% | Sold out |
| Atom Investors LP | 0 | $0 | 0.00% | −22,994−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −22,938−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −21,450−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −18,359−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −16,576−100.0% | Sold out |
| Limestone Investment Advisors LP | 0 | $0 | 0.00% | – | Sold out |
| Versor Investments LP | 0 | $0 | 0.00% | −15,600−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −15,030−100.0% | Sold out |
| Inceptionr LLC | 0 | $0 | 0.00% | −13,227−100.0% | Sold out |
| Intech Investment Management LLC | 0 | $0 | 0.00% | −13,088−100.0% | Sold out |
| Catalyst Funds Management Pty Ltd | 0 | $0 | 0.00% | −12,600−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −11,643−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −10,600−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −5,062−100.0% | Sold out |