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

AMRZ

Amrize Ltd

Superinvestors

Institutional investors holding AMRZ

Consensus →
InvestorFundWeightSharesValueQuarter
Mario CibelliMarathon Partners0.87%25,000$1.2M2025Q3
Bill NygrenOakmark Select Fund – Harris Associates0.85%11,344,767$635.5M2026Q1
Dodge & CoxDodge & Cox0.16%5,385,441$293.4M2025Q4

Congressional Activity

Congressional data coming soon

Insider Activity

34

Total trades

$3.0M

Volume

26

Buys

8

Sells

Last trade: May 22, 2026

Insider Tradeslast 90 days

DateInsiderTypeValue
May 22, 2026Nollaig ForrestBuy$101K
May 21, 2026Nollaig ForrestBuy$75K

Congressional Tradeslast 90 days

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

May 19, 2026
Nollaig Forrest
Buy
$149K
May 19, 2026Nollaig ForrestBuy$348K
May 19, 2026Nollaig ForrestBuy$66K
May 19, 2026Nollaig ForrestBuy$97K
May 19, 2026Nollaig ForrestBuy$80K
May 19, 2026Nollaig ForrestBuy$49K
May 19, 2026Nollaig ForrestBuy$150K
May 19, 2026Nollaig ForrestBuy$89K
May 19, 2026Nollaig ForrestBuy$49K
May 19, 2026Nollaig ForrestBuy$58K
May 15, 2026Nollaig ForrestBuy$667K
May 15, 2026Nollaig ForrestBuy$397K
May 15, 2026Nollaig ForrestBuy$344K
May 5, 2026Nollaig ForrestBuy$113.52
Apr 21, 2026Nollaig ForrestBuy–
Apr 21, 2026Nollaig ForrestSell$42K
Apr 21, 2026Nollaig ForrestBuy–
Apr 21, 2026Nollaig ForrestBuy–
Apr 21, 2026Nollaig ForrestSell$42K
Apr 21, 2026Nollaig ForrestBuy–
Apr 21, 2026Nollaig ForrestSell$42K
Apr 21, 2026Nollaig ForrestBuy–
Apr 21, 2026Nollaig ForrestSell$42K
Apr 21, 2026Nollaig ForrestBuy–
Apr 21, 2026Nollaig ForrestSell$42K
Apr 21, 2026Nollaig ForrestBuy–
Apr 21, 2026Nollaig ForrestSell$11K
Apr 21, 2026Nollaig ForrestSell$11K
Apr 21, 2026Nollaig ForrestBuy–
Apr 21, 2026Nollaig ForrestSell$9K
Apr 21, 2026Nollaig ForrestBuy–
Apr 21, 2026Nollaig ForrestBuy–