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Who

Richard Parrillo

Director

Company insider

Files Form 4 as: Director, Hudson Technologies.

In numbers

Trades disclosed
80
Buys
6
Sells
9
Bought
$657K
Sold
$1.4M
Companies
1
Companies where not an officer
1
First trade
1 Oct 2014
Last trade
17 Jun 2026
Last filed
22 Jun 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
HDSN Hudson TechnologiesDirector · Distributors & Wholesale · last 17 Jun 20266 buys · 9 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
02Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
17 Jun 2026filed 22 Jun 2026HDSN Hudson Technologiesoption or derivative · Distributors & WholesaleSEC FORM 4 Code A—31,780 at $0.00filing
17 Jun 2026filed 22 Jun 2026HDSN Hudson Technologiesoption or derivative · Distributors & WholesaleSEC FORM 4 Code A—31,780 at $0.00filing
14 May 2026filed 15 May 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Bought$18K3,600 at $4.96filing
14 May 2026filed 15 May 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Bought$6,9581,400 at $4.97filing
14 May 2026filed 15 May 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Bought$18K3,600 at $4.96filing
14 May 2026filed 15 May 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Bought$6,9581,400 at $4.97filing
13 May 2026filed 21 May 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Bought$48K10,000 at $4.83filing
13 May 2026filed 21 May 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Bought$48K10,000 at $4.83filing
18 Jun 2025filed 20 Jun 2025HDSN Hudson Technologiesoption or derivative · Distributors & WholesaleSEC FORM 4 Code A—13,698 at $0.00filing
18 Jun 2025filed 20 Jun 2025HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Code A—3,182 at $0.00filing
19 Jun 2024filed 21 Jun 2024HDSN Hudson Technologiesoption or derivative · Distributors & WholesaleSEC FORM 4 Code A—14,493 at $0.00filing
19 Jun 2024filed 21 Jun 2024HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Code A—2,796 at $0.00filing
14 Dec 2023filed 14 Dec 2023HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Sold$30K2,259 at $13.31filing
14 Dec 2023filed 14 Dec 2023HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Sold$73355 at $13.32filing
14 Dec 2023filed 14 Dec 2023HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Sold$169K12,686 at $13.30filing
14 Dec 2023filed 14 Dec 2023HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Sold$67751 at $13.27filing
14 Dec 2023filed 14 Dec 2023HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Sold$67651 at $13.26filing
14 Dec 2023filed 14 Dec 2023HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Sold$68K5,103 at $13.25filing
13 Dec 2023filed 14 Dec 2023HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Sold$144K11,100 at $12.95filing
13 Dec 2023filed 14 Dec 2023HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Sold$127K9,865 at $12.91filing

Sectors

Industrials15

Buys in green, sells in red, by the company’s sector.

Related people

Hartree Partners, LP10% owner · 10% owner at Hudson Technologies Inc /ny, filing Form 4 there in the last year
Alan SheriffDirector · Director at Hudson Technologies Inc /ny, filing Form 4 there in the last year
Loan Nguyen MansyDirector · Director at Hudson Technologies Inc /ny, filing Form 4 there in the last year
Jeffrey R. FeelerDirector · Director at Hudson Technologies Inc /ny, filing Form 4 there in the last year
Eric A. ProutyDirector · Director at Hudson Technologies Inc /ny, filing Form 4 there in the last year