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Most Shorted Highest short interest
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Filers & Rankings

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Last Quarter's Movers Notable position changes
Overlap Matrix Compare filer portfolios side by side
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13F Activity

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Latest Filings Newest 13F submissions
13F Trends Sector and flow trends
Double-Down Report Increased-conviction buys
Conviction Heat Map Crowded positions at a glance

Markets

Insider Trading Corporate insider buys and sells
Funds & ETFs Registered funds and ETFs from Form NPORT-P
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Stocks

AI Stock Screener ALVIS

Short interest & flow

Most Shorted Squeeze Risk Largest Short Volume Highest Off-Exchange Share

Ownership & fundamentals

Insider Sentiment Largest Buybacks Going-Concern Flags

Institutions

Filers & Rankings

Browse Filers Top by AUM Smart Money Index Superinvestors AUM Movers Most-Held Stocks Last Quarter's Movers Overlap Matrix Clone Backtest Beneficial Ownership

13F Activity

13F Statistics Latest Filings 13F Trends Double-Down Report Conviction Heat Map

Markets

Insider Trading Funds & ETFs Investment Advisers Economic Data Economic Calendar FDA Calendar Congress Net Worth Congress Leaderboard

Resources

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Stocks
MATV
8-K

8-K

Mativ Holdings, Inc. (MATV)

8-K 2026-04-02 For: 2026-03-30

Added on April 06, 2026

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