MAGNERA CORPORATION (MAGN) Institutional Ownership Changes & 13F Activity
MAGNERA CORPORATION (MAGN). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Ameriprise Financial Inc, Littlejohn & Co Llc, Aqr Capital Management Llc, Madison Avenue Partners, Lp, and Assenagon Asset Management S.A..
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Citadel Advisors Llc | Sell | -179,534 | -57.0% | 135,285 | $1.59M | Q2 2026 | Sep 02, 2026 |
| California State Teachers Retirement System | Sell | -1,275 | -73.7% | 454 | $5.33K | Q2 2026 | Aug 24, 2026 |
| Assenagon Asset Management S.A. | Sell | -183,468 | -24.7% | 558,957 | $6.57M | Q2 2026 | Aug 21, 2026 |
| Mercer Global Advisors Inc | Buy | +12,387 | — | 12,387 | $145.55K | Q2 2026 | Aug 19, 2026 |
| Littlejohn & Co Llc | Sell | -536,730 | -22.1% | 1,889,088 | $22.20M | Q2 2026 | Aug 17, 2026 |
| Empowered Funds, Llc | Buy | +7,721 | +5.8% | 141,758 | $1.67M | Q2 2026 | Aug 17, 2026 |
| Public Employees Retirement System Of Ohio | Buy | +4,584 | +8.7% | 57,275 | $672.98K | Q2 2026 | Aug 17, 2026 |
| Ameriprise Financial Inc | Buy | +578,498 | — | 578,498 | $6.80M | Q2 2026 | Aug 14, 2026 |
| Aqr Capital Management Llc | Buy | +333,970 | +229.4% | 479,549 | $5.63M | Q2 2026 | Aug 14, 2026 |
| Madison Avenue Partners, Lp | Sell | -288,550 | -18.1% | 1,302,066 | $15.30M | Q2 2026 | Aug 14, 2026 |
| Verition Fund Management Llc | Buy | +175,000 | +40.5% | 607,303 | $7.14M | Q2 2026 | Aug 14, 2026 |
| Tudor Investment Corp Et Al | Sell | -121,755 | -45.2% | 147,495 | $1.73M | Q2 2026 | Aug 14, 2026 |
| Trexquant Investment Lp | Sell | -112,128 | -39.0% | 175,176 | $2.06M | Q2 2026 | Aug 14, 2026 |
| D. E. Shaw & Co., Inc. | Sell | -106,470 | -11.9% | 789,745 | $9.28M | Q2 2026 | Aug 14, 2026 |
| Invesco Ltd. | Buy | +99,714 | — | 99,714 | $1.17M | Q2 2026 | Aug 14, 2026 |
| Castleknight Management Lp | Buy | +98,600 | +53.7% | 282,095 | $3.31M | Q2 2026 | Aug 14, 2026 |
| Balyasny Asset Management L.P. | Buy | +81,310 | — | 81,310 | $955.39K | Q2 2026 | Aug 14, 2026 |
| Jacobs Levy Equity Management, Inc | Buy | +76,709 | +14.6% | 601,599 | $7.07M | Q2 2026 | Aug 14, 2026 |
| Gratia Capital, Llc | Sell | -74,755 | -24.9% | 224,872 | $2.64M | Q2 2026 | Aug 14, 2026 |
| Engineers Gate Manager Lp | Sell | -72,187 | -59.4% | 49,240 | $578.57K | Q2 2026 | Aug 14, 2026 |
| Thrivent Financial For Lutherans | Buy | +71,449 | — | 71,449 | $840.00K | Q2 2026 | Aug 14, 2026 |
| Newtyn Management, Llc | Buy | +40,000 | +1.4% | 2,800,000 | $32.90M | Q2 2026 | Aug 14, 2026 |
| Squarepoint Ops Llc | Buy | +39,394 | +22.1% | 217,272 | $2.55M | Q2 2026 | Aug 14, 2026 |
| State Of Wisconsin Investment Board | Sell | -38,000 | -18.7% | 164,888 | $1.94M | Q2 2026 | Aug 14, 2026 |
| J. Goldman & Co Lp | Buy | +37,708 | +9.7% | 424,989 | $4.99M | Q2 2026 | Aug 14, 2026 |
| Charles Schwab Investment Management Inc | Sell | -30,386 | -6.7% | 423,311 | $4.97M | Q2 2026 | Aug 14, 2026 |
| Odyssean, Llc | Buy | +30,236 | — | 30,236 | $355.27K | Q2 2026 | Aug 14, 2026 |
| Man Group Plc | Buy | +21,740 | +11.7% | 207,170 | $2.43M | Q2 2026 | Aug 14, 2026 |
| Brevan Howard Capital Management Lp | Buy | +21,216 | — | 21,216 | $249.29K | Q2 2026 | Aug 14, 2026 |
| Aristeia Capital, L.L.C. | Buy | +18,966 | — | 18,966 | $222.85K | Q2 2026 | Aug 14, 2026 |
Frequently asked questions about MAGN activity
Which institutional owners are buying MAGN?
Institutional owners buying MAGN include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in MAGN activity?
"Buy" means an investor increased their reported position in MAGN compared to the prior reporting period. This reflects growing exposure to MAGNERA CORPORATION (MAGN) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in MAGN increasing?
Institutional interest in MAGN can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.
Related MAGN Institutional Insights
- MAGN Overview
- MAGN 13F Institutional Holders
- MAGN Top Institutional Shareholders
- Basic Materials Sector Institutional Ownership
- Basic Materials Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Basic Materials Stocks By Institutional Investors
- Most Sold Basic Materials Stocks By Institutional Investors
- MAGN Insider Trading & SEC Form 4 Activity
- MAGN Articles
- Top Institutional Investor Stock Rankings