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

GHM

GRAHAM CORP

Superinvestors

Institutional investors holding GHM

Consensus →
InvestorFundWeightSharesValueQuarter
Robert OlsteinOlstein Capital Management0.09%6,500$4172025Q4
Meridian / ArrowMarkMeridian Contrarian Fund0.05%518,755$6.5M2021Q4
First Eagle Investment ManagementFirst Eagle Investment Management0.02%215,513$17.0M2026Q1
Polen Capital ManagementPolen Capital Management0.01%17,813$1.4M2026Q1

Congressional Activity

Congressional data coming soon

Insider Activity

2

Total trades

$0

Volume

1

Buys

0

Sells

Last trade: Jun 1, 2026

Insider Tradeslast 90 days

DateInsiderTypeValue
Jun 1, 2026James J BarberOption–
Jun 1, 2026James J BarberBuy–

Congressional Tradeslast 90 days

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