Richard Parrillo Buys Shares of HDSN

Richard Parrillo, an insider at HDSN, bought 31,780 shares of the company on June 17, 2026. These insider transactions did not involve a planned purchase under Rule 10b5-1. On Monday, HDSN shares traded around $5.85.

Insider Buying and Selling at Hudson Technologies, Inc.

In addition to Richard Parrillo, several other insiders made purchases on June 17, 2026. Jeffrey Feeler acquired 3,219 shares, Loan Nguyen bought 21,186 shares, and Nicole Bulgarino also purchased 31,780 shares. Eric Prouty made two separate transactions, buying 4,440 shares and 21,186 shares. All these transactions were not planned under Rule 10b5-1.

Other Institutional Activity in HDSN

Institutional investors are actively trading HDSN shares. Hartree Partners, LP maintained its position with 3.8 million shares valued at about $22.34 million. Westerly Capital Management increased its holdings by 625,000 shares, ending with 3,175,000 shares valued at approximately $18.67 million, a 24.5% increase. BlackRock, Inc. reduced its position by 51,330 shares, now holding 2,862,539 shares worth $16.83 million, a 1.8% decrease. Dimensional Fund Advisors LP added 105,160 shares, bringing its total to 2,148,311 shares valued at $12.63 million, a 5.1% increase. Vanguard Capital Management LLC opened a new position with 1,660,146 shares worth about $9.76 million.

Hudson Technologies, Inc. Stock Up 7.7%

HDSN shares traded near $5.85 on Monday. The stock has been actively monitored by investors, with a 52-week range between $4.50 and $8.75. Its market cap, P/E ratio, and other financial metrics were not detailed in the latest data.

Analysts Set New Price Targets

Analysts have maintained their ratings on HDSN. On May 7, 2026, Canaccord Genuity maintained a buy rating with a $9 price target. Earlier, on March 6, 2026, Roth Capital maintained a hold rating with an $8 target. B. Riley Securities also maintained a buy rating with a $9.5 target on March 5, 2026. The consensus among analysts indicates a positive outlook, with multiple buy ratings and price targets reaching up to $10.

Bottom Line

Richard Parrillo's recent purchase of HDSN shares is part of a broader pattern of insider buying, suggesting confidence in the company's prospects. Institutional investors are also actively adjusting their positions in HDSN, indicating ongoing interest in the stock. Analyst ratings remain optimistic, with several firms maintaining buy ratings and setting price targets as high as $10. As always, these insider and institutional activities should be viewed in the context of backward-looking data.