The whale feed

Who just crossed 5%?

When anyone — family offices, activist funds, sovereign wealth, famous CEOs buying into other companies — crosses a 3–5% voting- rights threshold in an EU or UK listed company, they must disclose it within 2–4 trading days. A different signal from Article 19 PDMR filings — conviction across the table, not inside one.

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Matching filings

Showing 17 most recent
FiledFilerCompanyMoveNew %Source
2026-09-07
1mo ago
🇩🇪BlackRock, Inc.Heidelberg Materials AG$HEIdisclosed5.22%regulator →
2026-09-04
1mo ago
🇩🇪BlackRock, Inc.Heidelberg Materials AG$HEIdisclosed5.22%regulator →
2026-08-11
2mo ago
🇩🇪BlackRock, Inc.Heidelberg Materials AG$HEIdisclosed5.19%regulator →
2026-08-05
2mo ago
🇩🇪FMR LLCHeidelberg Materials AG$HEIdisclosed4.65%regulator →
2026-07-31
2mo ago
🇩🇪BlackRock, Inc.Heidelberg Materials AG$HEIdisclosed5.21%regulator →
2026-07-30
2mo ago
🇩🇪BlackRock, Inc.Heidelberg Materials AG$HEIdisclosed5.21%regulator →
2026-07-28
2mo ago
🇩🇪BlackRock, Inc.Heidelberg Materials AG$HEIdisclosed5.21%regulator →
2026-07-27
2mo ago
🇩🇪BlackRock, Inc.Heidelberg Materials AG$HEIdisclosed5.24%regulator →
2026-07-21
2mo ago
🇩🇪BlackRock, Inc.Heidelberg Materials AG$HEIdisclosed5.20%regulator →
2026-06-24
3mo ago
🇩🇪BlackRock, Inc.Heidelberg Materials AG$HEIdisclosed5.35%regulator →
2026-06-15
4mo ago
🇩🇪BlackRock, Inc.Heidelberg Materials AG$HEIdisclosed5.22%regulator →
2026-06-08
4mo ago
🇩🇪BlackRock, Inc.Heidelberg Materials AG$HEIdisclosed5.27%regulator →
2026-05-05
5mo ago
🇩🇪BlackRock, Inc.Heidelberg Materials AG$HEIdisclosed5.22%regulator →
2026-04-17
6mo ago
🇩🇪BlackRock, Inc.Heidelberg Materials AG$HEIdisclosed5.34%regulator →
2026-04-15
6mo ago
🇩🇪BlackRock, Inc.Heidelberg Materials AG$HEIdisclosed5.36%regulator →
2026-01-19
9mo ago
🇩🇪FMR LLCHeidelberg Materials AG$HEIdisclosed4.21%regulator →
2025-12-17
10mo ago
🇩🇪The Capital Group Companies, Inc.Heidelberg Materials AG$HEIdisclosed4.96%regulator →

Why this signal matters

A CEO buying €1m of their own stock is confidence. A family office quietly accumulating 5% of a small listed industrial is conviction across the table — and often a leading indicator of an activist campaign, a take-private bid, a sovereign wealth allocation, or a cornerstone investment. Academic literature (Brav, Jiang, Kim 2010 on activism; Bebchuk et al 2013) consistently finds substantial outperformance in the months following 13D / equivalent filings in the US. Europe's Transparency Directive is the European equivalent.