Newtyn Management, LLC reports beneficial ownership of 2,760,000 shares (7.7%) of Magnera Corporation. As of March 31, 2026, the Reporting Person may be deemed to beneficially own the aggregate holdings of two managed partnerships: Newtyn TE Partners, LP with 1,757,147 shares and Newtyn Partners, LP with 1,002,853 shares. The filing cites approximately 35.9 million shares outstanding as of February 5, 2026 as the basis for the percentage.
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Insights
Newtyn reports a passive beneficial stake representing 7.7% of Magnera's outstanding shares.
The Schedule 13G/A discloses aggregated beneficial ownership by Newtyn Management, LLC as investment manager to two partnerships, listing exact share counts and voting/dispositive power. The filing attributes sole voting and dispositive power for the full 2,760,000 shares.
Ownership at 7.7% may require monitoring for future Schedule 13 filings if position or intent changes; subsequent filings would clarify voting intent or transition to active investor status.
This filing clarifies institutional holdings and the breakdown between two managed partnerships.
It lists 1,757,147 shares held by NTE and 1,002,853 held by NP, with the Reporting Person potentially deemed beneficial owner of the aggregate. The percent uses an outstanding base cited as of February 5, 2026.
Shareholders and analysts can use these counts to track ownership trends in subsequent SEC filings and public disclosures.
Key Figures
Aggregate beneficial ownership:2,760,000 sharesNewtyn TE Partners holdings:1,757,147 sharesNewtyn Partners holdings:1,002,853 shares+2 more
5 metrics
Aggregate beneficial ownership2,760,000 sharesAs of March 31, 2026
Newtyn TE Partners holdings1,757,147 sharesAs of March 31, 2026
Newtyn Partners holdings1,002,853 sharesAs of March 31, 2026
Percent of class7.7%Based on ~35.9 million shares outstanding as of February 5, 2026
Shares outstanding used for calculation35.9 million sharesAs of February 5, 2026
Key Terms
beneficially own, Schedule 13G/A, sole voting power
3 terms
beneficially ownregulatory
"Accordingly, as of March 31, 2026, the Reporting Person may be deemed to beneficially own the 2,760,000 shares"
Beneficially own means having the economic rights and risks of a security—such as the right to receive dividends, sell the shares, or profit from price changes—whether or not your name appears on the official share register. Think of it like renting a car: you use it and reap the benefits even if the title lists someone else. Investors care because beneficial ownership determines who truly controls value, must be disclosed under securities rules, and can signal potential influence or trading activity that affects a stock’s price.
Schedule 13G/Aregulatory
"(Amendment No. 1 ) Magnera Corporation Common Stock 55939A107"
A Schedule 13G/A is an amended public filing with the U.S. securities regulator that updates a previous Schedule 13G, disclosing when an individual or group holds a substantial (typically over 5%) stake in a company and is claiming a passive, non‑controlling intent. Investors monitor these updates because rising or falling holdings can signal changing confidence, potential future moves, or shifts in voting power — like watching a public ledger where large shareholders quietly adjust their positions.
sole voting powerregulatory
"Sole Voting Power 2,760,000.00"
Sole voting power is the exclusive right to cast votes attached to a shareholder’s stock without needing approval from anyone else. Like holding the only remote control for a TV, it lets that holder decide corporate matters such as board members, mergers, and policy changes, making it important to investors because it concentrates control and can strongly influence a company’s strategy and the value of its shares.
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(Amendment No. 1)
Magnera Corporation
(Name of Issuer)
Common Stock
(Title of Class of Securities)
55939A107
(CUSIP Number)
03/31/2026
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)
schemaVersion:
SCHEDULE 13G
CUSIP Number(s):
55939A107
1
Names of Reporting Persons
Newtyn Management, LLC
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
NEW YORK
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
2,760,000.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
2,760,000.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
2,760,000.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
7.7 %
12
Type of Reporting Person (See Instructions)
IA
Comment for Type of Reporting Person: See Item 2 for additional information.
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
Magnera Corporation
(b)
Address of issuer's principal executive offices:
9335 Harris Corners Pkwy, Ste 300, Charlotte, North Carolina 28269
Item 2.
(a)
Name of person filing:
This report on Schedule 13G is being filed by Newtyn Management, LLC, a New York limited liability company (the "Reporting Person"). The Reporting Person is the investment manager to Newtyn TE Partners, LP, a Delaware limited partnership ("NTE"), and Newtyn Partners, LP, a Delaware limited partnership ("NP"). As of March 31, 2026, NTE held 1,757,147 shares of common stock (the "Common Stock") of Magnera Corporation (the "Issuer") and NP held 1,002,853 shares of Common Stock of the Issuer. The Reporting Person, as the investment manager to NTE and NP, may be deemed to beneficially own these securities. Accordingly, as of March 31, 2026, the Reporting Person may be deemed to beneficially own the 2,760,000 shares of Common Stock of the Issuer held in the aggregate by NTE and NP. Beneficial ownership percentages are based upon approximately 35.9 million shares of Common Stock issued and outstanding as of February 5, 2026, based on information reported by the Issuer in its Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission on February 5, 2026.
(b)
Address or principal business office or, if none, residence:
The address for the Reporting Person is 60 East 42nd Street, 12th Floor, New York, NY 10165.
(c)
Citizenship:
The Reporting Person is organized under the laws of the State of New York.
(d)
Title of class of securities:
Common Stock
(e)
CUSIP No.:
55939A107
Item 3.
If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)
Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)
Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)
Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)
Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)
An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)
An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)
A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)
A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)
A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)
A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution:
(k)
Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.
Ownership
(a)
Amount beneficially owned:
2,760,000
(b)
Percent of class:
7.7 %
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
2,760,000.00
(ii) Shared power to vote or to direct the vote:
0.00
(iii) Sole power to dispose or to direct the disposition of:
2,760,000.00
(iv) Shared power to dispose or to direct the disposition of:
0.00
Item 5.
Ownership of 5 Percent or Less of a Class.
Not Applicable
Item 6.
Ownership of more than 5 Percent on Behalf of Another Person.
Not Applicable
Item 7.
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
Not Applicable
Item 8.
Identification and Classification of Members of the Group.
Not Applicable
Item 9.
Notice of Dissolution of Group.
Not Applicable
Item 10.
Certifications:
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
How many Magnera (MAGN) shares does Newtyn Management report?
Newtyn Management reports beneficial ownership of 2,760,000 shares in aggregate. The filing breaks this into 1,757,147 shares held by Newtyn TE Partners and 1,002,853 shares held by Newtyn Partners.
What percentage of Magnera does Newtyn's holding represent?
The filing states the aggregate stake represents 7.7% of outstanding common stock. That percentage is calculated using approximately 35.9 million shares outstanding as of February 5, 2026 reported by the issuer.
As of what date are the Newtyn holdings reported?
The holdings are reported as of March 31, 2026 in the Schedule 13G/A. The outstanding-share figure used for the percentage is cited as of February 5, 2026 from the issuer's public report.
Who is the Reporting Person and what authority do they claim?
The Reporting Person is Newtyn Management, LLC, organized in New York, acting as investment manager to two partnerships. The filing states it has sole voting and dispositive power over the 2,760,000 shares.
