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

WST

Superinvestors

Institutional investors holding WST

Consensus →
InvestorFundWeightSharesValueQuarter
Henry EllenbogenDurable Capital Partners2.28%1,172,583$307.6M2025Q3
Hillman Capital ManagementHillman Value Fund1.55%8,906$2.2M2026Q1
Bill & Melinda Gates FoundationBill & Melinda Gates Foundation Trust0.35%444,500$111.4M2026Q1
Viking Global InvestorsViking Global Investors0.29%416,948$104.5M2026Q1
Meridian / ArrowMarkMeridian Contrarian Fund0.04%10,596$4.1M2023Q2
Ruane CunniffSequoia Fund0.02%25,713$2.5M2017Q4
Kenneth FisherFisher Asset Management0.00%18,638$4.7M2026Q1

Congressional Activity

Congressional data coming soon

Insider Activity

14

Total trades

$1.6M

Volume

6

Buys

4

Sells

Last trade: May 12, 2026

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.