$MAGN

$11.89 -$0.08 (0.67%) Close

$MAGN Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 35.8M shares outstanding

Who owns MAGN?

By type of holder

Institutions 100.0% Insiders 0.0% Everyone else 0.0%

Concentration Top 10 holders own 47.6%

Newtyn Management, LLC 7.8% · BlackRock, Inc. 7.3%

Institutional ownership

100.0%

0 pts vs last qtr

Institutional holders

176

+3 vs last qtr

Net shares bought

+92.6K

by institutions in Q2 2026

New / sold out

29 / 26

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

SG Americas Securities, LLC NEW +397.5K
American Century Companies Inc +378.9K

Biggest sellers in Q2 2026

Littlejohn & Co LLC −536.7K
Morgan Stanley −433.6K

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for Magnera Corporation in the last 12 months.

Is your stake being diluted?

Diluted share count, FY2016–FY2025

−19.6%

−2.39% a year

Each share's claim on the business

+24.3%

grew without buying or selling a share

Spent on buybacks vs paid in stock

— vs $65.4M

over 10 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years0% 1–3 years80% Under 1 year20%

Quarterly turnover

10.8%

of institutional shares changed hands

Top 10 managers, median time held

1.5 years

Super Investors

Investment managers reporting MAGN on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
NM Newtyn Management, LLC	2.8M	7.82%	+40.0K (+1.4%)	2024	4.1%
Shares held by quarter Peak holding2.8M (Q2'26) Change over 8 quarters+2.8M Share of the company7.820% Newtyn Management, LLC's full portfolio →
B BlackRock, Inc.	2.6M	7.25%	+206.6K (+8.6%)	2024	0.0%
Shares held by quarter Peak holding2.6M (Q2'26) Change over 8 quarters+2.6M Share of the company7.250% BlackRock, Inc.'s full portfolio →

Newtyn Management, LLC

2.8M

% of company

7.82%

Change vs last qtr

+40.0K (+1.4%)

Held since

2024

BlackRock, Inc.

2.6M

% of company

7.25%

Change vs last qtr

+206.6K (+8.6%)

Held since

2024

28 more super investors behind a free account

See every manager holding Magnera Corporation, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting MAGN on Form N-PORT; together they hold 21.7% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$13.4M	1.1M	3.20%	0.00%	June 30, 2026
IR iShares Russell 2000 ETF iShares Trust	$10.1M	862.0K	2.41%	0.01%	June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$13.4M

% of company

3.20%

% of the fund

0.00%

As of

June 30, 2026

iShares Russell 2000 ETF

iShares Trust

Position value

$10.1M

% of company

2.41%

% of the fund

0.01%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Magnera Corporation and how much of the fund the position is.

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