Hudson Technologies (HDSN) 10% Owner Hartree Partners Buys Stock

What Happened
Hartree Partners, LP — reported as a 10% owner of Hudson Technologies (HDSN) — made an open-market purchase of 5,198 shares at $5.50 per share on August 12, 2026, costing $28,589 in total. This was a straight purchase (transaction code P), which is a buy rather than a sale.

Key Details

• Transaction date: 2026-08-12
• Transaction type/code: Open-market purchase (P)
• Shares bought and price: 5,198 shares at $5.50 each
• Total reported value: $28,589
• Filing date: 2026-08-14 (file appears timely relative to the transaction)
• Shares owned after transaction: Not stated in the provided filing summary
• Footnote: Hartree disclaims beneficial ownership except to the extent of its pecuniary interest (i.e., it reports a financial interest but disclaims being the beneficial owner for Section 16 purposes)

Context

• This filing is from a 10% institutional owner, not an executive officer or director — institutional buys can indicate portfolio adjustments or conviction but do not carry the same signaling as an executive purchase.
• The purchase was a simple open-market buy (no options exercised, no awards, no gifts).
• The footnote clarifies Hartree’s limited beneficial-ownership claim; treat this as an institutional investment disclosure rather than a personal insider endorsement.