Hartree Partners, LP filed a Form 4 with the SEC on November 2, 2026, disclosing three open-market purchases of Hudson Technologies Inc /NY common stock totaling 300,000 shares across October 29, October 30, and November 2, 2026.

Key Highlights

  • First purchase: 200,000 shares acquired on October 29, 2026 at a weighted average price of $4.443, with individual transaction prices ranging from $4.1350 to $4.5000.
  • Second purchase: 58,710 shares acquired on October 30, 2026 at a weighted average price of $4.2498, with individual transaction prices ranging from $4.2450 to $4.2500.
  • Third purchase: 41,290 shares acquired on November 2, 2026 at $4.25 per share.
  • Resulting ownership: Hartree Partners, LP directly holds 5,648,517 shares of common stock following all three transactions, according to the filing.
  • Reporting relationship: Hartree Partners, LP is identified in the filing as a 10% owner of Hudson Technologies Inc /NY, listed on NASDAQ:HDSN.
  • Disclaimer: The filing states that Hartree Partners, LP "disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein."

Hartree Partners Accumulates 300,000 Hudson Technologies Shares Across Three Transactions

According to the Form 4 filed on November 2, 2026, Hartree Partners, LP, a 10% owner of Hudson Technologies Inc /NY (NASDAQ:HDSN), reported three separate open-market purchases of the company's common stock (par value $0.01 per share) over a span of five calendar days. All transactions are coded "P," indicating open-market purchases, and all shares are held directly by the reporting person.

The first and largest transaction, dated October 29, 2026, involved the acquisition of 200,000 shares at a weighted average price of $4.443. The filing notes this figure represents a weighted average across multiple transactions at prices ranging from $4.1350 to $4.5000, inclusive. Following that purchase, the filing reported beneficial ownership of 5,548,517 shares. On October 30, 2026, an additional 58,710 shares were acquired at a weighted average price of $4.2498, with individual prices ranging from $4.2450 to $4.2500, bringing total holdings to 5,607,227 shares. The third transaction, dated November 2, 2026, covered 41,290 shares at $4.25 per share, bringing the reported beneficial ownership to 5,648,517 shares.

The filing was signed by Christine Stevenson, identified as Chief Compliance Officer, on behalf of Hartree Partners, LP. The filing also notes that Hartree Partners undertakes to provide full details of shares purchased at each individual price within the stated ranges upon request by the issuer, any security holder, or the SEC staff. No derivative securities were reported in Table II of the filing.

What Was Disclosed

Hartree Partners, LP disclosed three open-market purchases of Hudson Technologies Inc /NY common stock totaling 300,000 shares between October 29 and November 2, 2026, at prices ranging from $4.1350 to $4.5000, resulting in direct beneficial ownership of 5,648,517 shares.