DH
DataHeimdall
Insider TradesSuperinvestorsGrand Portfolio
DH
DataHeimdall

Financial transparency data from public SEC filings.

Product

  • Insider Trades
  • Grand Portfolio

Company

  • About
  • Blog
  • Contact

Legal

  • Privacy Policy
  • Terms of Service
  • Disclaimer
© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.
Insider Trades

GNRC

GENERAC HOLDINGS INC.

Superinvestors

Institutional investors holding GNRC

Consensus →
InvestorFundWeightSharesValueQuarter
Ariel InvestmentsAriel Investments (Bobrinskoy & Rogers)2.83%1,294,787$252.9M2026Q1
David KatzMatrix Asset Advisors2.02%112,868$22.0M2026Q1
Meridian / ArrowMarkMeridian Contrarian Fund0.94%180,961$35.3M2026Q1
Michael BurryScion Asset Management0.47%55,000$8.2M2023Q2
Mairs & PowerMairs & Power Growth Fund0.20%99,747$19.5M2026Q1
Lee AinslieMaverick Capital0.01%6,487$1.3M2026Q1
Thomas RussoGardner Russo & Quinn0.01%2,250$439K2026Q1
First Eagle Investment ManagementFirst Eagle Investment Management0.00%4,500$879K2026Q1
Bill NygrenOakmark Select Fund – Harris Associates0.00%8,800$350K2015Q2
Polen Capital ManagementPolen Capital Management0.00%2,530$362K2025Q2
Kenneth FisherFisher Asset Management0.00%3,100$606K2026Q1

Congressional Activity

Congressional data coming soon

Insider Activity

4

Total trades

$1.5M

Volume

3

Buys

1

Sells

Last trade: May 1, 2026

Insider Tradeslast 90 days

DateInsiderTypeValue
May 1, 2026Marcia J AvedonBuy$180K
May 1, 2026Kathryn V BohlBuy$180K

Congressional Tradeslast 90 days

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

May 1, 2026
Robert D Dixon
Buy
$180K
Apr 1, 2026Aaron JagdfeldSell$999K