Security key
377320106
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 2
- Total 13F value
- $3
- Share change
- -107,438
- SEC-reported price per share
- $1.50
- Number of holders
- 1
- Value change
- -$194,272
- Number of sells
- 2
Report period
Q1 2025
Institutions
1
Top holders
1
GLT full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
Magnera Corp SEC filings
Magnera Corp company facts
Broader feeds
Reporting periods
Holder history for CUSIP 377320106
Recent filing periods:
Ownership snapshot
Top reported holders of GLT - GLATFELTER 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
Carlson Capital, L.P.
Disclosed value leader
Madison Avenue Partners, LP
Comparable rows
0/15
Latest evidence
31 Dec 2024
3/4/5
13F
Highest disclosed value: $61,892,344
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
Madison Avenue Partners, LP has the largest disclosed position value at $61.89M.
0 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.
Open SEC evidence
Opens Madison Avenue Partners, LP's linked filing trail.
Disclosed position value
Top 5
Carlson Capital, L.P.
$19.04M
Black Diamond Offshore Ltd.
$23.1K
Madison Avenue Partners, LP
$61.89M
VANGUARD GROUP INC
$52.41M
Engine Capital Management, LP
$42.85M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Carlson Capital, L.P. |
3/4/5
13F
10%+ Owner · Company
|
—
denominator unverified
|
$19,041,214
11,303,675 shares
|
— | 25 Sep 2024 |
| Black Diamond Offshore Ltd. |
3/4/5
10%+ Owner
|
—
denominator unverified
|
$23,064
15,000 shares
|
— | 24 Oct 2023 |
| Madison Avenue Partners, LP |
13F
Company
|
—
denominator unverified
|
$61,892,344
3,406,293 shares
|
— | 31 Dec 2024 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$52,407,549
2,884,290 shares
|
— | 31 Dec 2024 |
| Engine Capital Management, LP |
13F
Company
|
—
denominator unverified
|
$42,851,056
2,358,341 shares
|
— | 31 Dec 2024 |
| Ancora Advisors LLC |
13F
Company
|
—
denominator unverified
|
$30,047,366
1,653,680 shares
|
— | 31 Dec 2024 |
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 Q1 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
1
Shares
2
Rows available
1
| 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 Q1 2025 vs Q1 2026 Across Filers
Q1 2026 holders
1
Q1 2025 holders
1
Holder diff
0
| Investor | Q1 2026 Shares | Q1 2025 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend