SWM · Insider trading · 13F holders · Congress trades
Mativ Holdings Inc (SWM)
Who is buying and selling SWM: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 4
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
SWM at a glance
- No open-market insider purchases or sales of SWM were filed in the last 90 days.
- 4 13F filers hold SWM among their 50 largest positions, worth $8.4M combined. The biggest bets by portfolio weight are Barnett & Company, Inc. (1.7%), Icon Advisers Inc/co (0.8%) and SummerHaven Investment Management, LLC (0.8%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
- No member of Congress has disclosed a trade in SWM.
SWM insider trading
No open-market insider purchases or sales of SWM were filed in the last 90 days.
Who owns SWM? Hedge funds and superinvestors
4 13F filers hold SWM among their 50 largest positions, worth $8.4M combined. The biggest bets by portfolio weight are Barnett & Company, Inc. (1.7%), Icon Advisers Inc/co (0.8%) and SummerHaven Investment Management, LLC (0.8%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Icon Advisers Inc/coMutual fund manager | 0.8% | $4.1M | 545,000 | — | Q2 2026 |
| Barnett & Company, Inc.Wealth manager | 1.7% | $2.3M | 300,677 | +22.5% shares | Q2 2026 |
| SummerHaven Investment Management, LLCAsset manager | 0.8% | $1.4M | 117,095 | — | Q3 2026 |
| Verdad Advisers, LPAsset manager | 0.7% | $681K | 90,000 | — | Q2 2026 |
Each manager counts with its latest 13F (Q3 2026: 1, Q2 2026: 3). Screen SWM in the grand portfolio →
SWM stock trades by members of Congress
No member of Congress has disclosed a trade in SWM.
SWM questions and answers
Are insiders buying SWM stock?
No open-market insider purchases or sales of SWM were filed in the last 90 days.
Which hedge funds own SWM?
4 13F filers hold SWM among their 50 largest positions, worth $8.4M combined. The biggest bets by portfolio weight are Barnett & Company, Inc. (1.7%), Icon Advisers Inc/co (0.8%) and SummerHaven Investment Management, LLC (0.8%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
Has Congress traded SWM?
No member of Congress has disclosed a trade in SWM.
Who is the largest holder of SWM?
Among 13F filers, Icon Advisers Inc/co reports the largest SWM position, $4.1M (545,000 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Barnett & Company, Inc.'s: 1.7% of its portfolio.
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