Security key
55939A107
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 37,451,836
- Total 13F value
- $567,024,194
- Share change
- +517,130
- Put/Call ratio
- 12%
- SEC-reported price per share
- $15.14
- Number of holders
- 186
- Value change
- +$17,241,151
- Number of buys
- 93
- Number of sells
- 102
- Shares outstanding
- 35,844,156
Holder snapshot
7 signals
Show 1 more signal
Security identity
1 source field
Report period
Q4 2025
Institutions
186
Top holders
10
MAGN full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2026
Previous quarter: Q3 2025
Magnera Corp SEC filings
Magnera Corp company facts
Broader feeds
Reporting periods
Holder history for CUSIP 55939A107
Recent filing periods:
Ownership snapshot
Top reported holders of MAGN - Magnera Corp - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
LITTLEJOHN & CO LLC
Comparable rows
15/15
Latest evidence
30 Sep 2025
13D/G
13F
Lead comparable stake: 7.1%
13D/G row: BlackRock, Inc.
Showing 1-6 of 15 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 7.1%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Comparable ownership
Top 5
BlackRock, Inc.
7.1%
Ancora Advisors LLC
1.5%
LITTLEJOHN & CO LLC
8.9%
Madison Avenue Partners, LP
7.9%
Engine Capital Management, LP
7.5%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13D/G
13F
Company
|
7.1%
|
$30,433,104
2,519,401 shares
|
$0 | 30 Jun 2025 |
| Ancora Advisors LLC |
13F
13D/G
Company
|
1.5%
from 13D/G
|
$20,366,876
1,737,788 shares
|
— | 30 Sep 2025 |
| LITTLEJOHN & CO LLC |
13F
Company
|
8.9%
|
$37,559,389
3,204,726 shares
|
— | 30 Sep 2025 |
| Madison Avenue Partners, LP |
13F
Company
|
7.9%
|
$33,194,333
2,832,281 shares
|
— | 30 Sep 2025 |
| Engine Capital Management, LP |
13F
Company
|
7.5%
|
$31,667,921
2,702,041 shares
|
— | 30 Sep 2025 |
| Newtyn Management, LLC |
13F
Company
|
6.3%
|
$26,487,200
2,260,000 shares
|
— | 30 Sep 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
186
Shares
37,451,836
Rows available
186
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2025 vs Q3 2025 Across Filers
Q3 2025 holders
173
Q4 2025 holders
186
Holder diff
13
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 value | Q4 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend