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Short interest & flow

Most Shorted Highest short interest
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Largest Short Volume Daily short-volume leaders
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Going-Concern Flags Companies disclosing going-concern doubt

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Overlap Matrix Compare filer portfolios side by side
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Beneficial Ownership Recent 13D / 13G >5% stakes

13F Activity

13F Statistics Aggregate filing statistics
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
Investment Advisers SEC-registered Form ADV firms
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Congress Leaderboard Members ranked by portfolio performance

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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

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Stocks
LGVN
8-K

8-K

Longeveron Inc. (LGVN)

8-K 2021-09-09 For: 2021-09-09

Added on April 08, 2026

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