HDSN · smart money activity

Who's buying Hudson Technologies Inc.?

Hudson Technologies Inc. has 1 recent smart-money filing on record (Form 4), the latest on Nov 2, 2026.

Smart money score Score and rank in Pro

Latest filingNov 2, 2026

Independent buyers1

Signal sourcesForm 4

Insiders' avg buy price Pro

HDSN insider buying, 13F and 13D filings

Filed Nov 2, 2026Form 4 · 10% owner

Hartree Partners, LP (10% owner): Bought $1.3M on the open market

View the filing on SEC EDGAR ↗

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Signals come from SEC filings: Form 4 (insiders, filed within 2 business days), 13F (fund holdings, up to 45 days after quarter end) and Schedule 13D (5%+ activist stakes). This page reports what the filings show; it is not investment advice.