DH
DataHeimdall
Insider TradesSuperinvestorsGrand Portfolio
DH
DataHeimdall

Financial transparency data from public SEC filings.

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© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.
Insider Trades

SUM

Superinvestors

Institutional investors holding SUM

Consensus →
InvestorFundWeightSharesValueQuarter
Mason HawkinsLongleaf Partners – Southeastern Asset Management0.14%325,567$5.4M2020Q3
Meridian / ArrowMarkMeridian Contrarian Fund0.10%424,921$11.2M2018Q2
First Eagle Investment ManagementFirst Eagle Investment Management0.02%217,427$11.0M2024Q4

Congressional Activity

Congressional data coming soon

Insider Activity

10

Total trades

$1.1M

Volume

0

Buys

3

Sells

Last trade: Dec 20, 2024

Insider Tradeslast 90 days

No insider trades in the last 90 days.

Congressional Tradeslast 90 days

Congressional trade data is being sourced and will appear here shortly.