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Who

Kathleen Houghton

Sr. VP-Sales and Marketing

Company insider

Files Form 4 as: Sr. VP-Sales and Marketing, Hudson Technologies.

In numbers

Trades disclosed
44
Buys
0
Sells
3
Bought
$0
Sold
$69K
Companies
1
Companies where not an officer
0
First trade
12 Mar 2021
Last trade
8 Jan 2026
Last filed
12 Jan 2026

Companies traded

Where they are an officer
HDSN Hudson TechnologiesDirector, Officer · Distributors & Wholesale · last 8 Jan 20260 buys · 3 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
101Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
8 Jan 2026filed 12 Jan 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Code M$90K120,000 at $0.75filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Code F$319K44,873 at $7.10filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Code M$76K47,619 at $1.60filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson Technologiesoption or derivative · Distributors & WholesaleSEC FORM 4 Code M—120,000 at $0.00filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson Technologiesoption or derivative · Distributors & WholesaleSEC FORM 4 Code M—47,619 at $0.00filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson Technologiesoption or derivative · Distributors & WholesaleSEC FORM 4 Code M—50,888 at $0.00filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Code F$155K21,797 at $7.10filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Code M$194K50,888 at $3.81filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Code F$244K34,382 at $7.10filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson Technologiesoption or derivative · Distributors & WholesaleSEC FORM 4 Code M—120,000 at $0.00filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson Technologiesoption or derivative · Distributors & WholesaleSEC FORM 4 Code M—47,619 at $0.00filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Code M$90K120,000 at $0.75filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Code F$319K44,873 at $7.10filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Code M$76K47,619 at $1.60filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Code F$155K21,797 at $7.10filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Code M$194K50,888 at $3.81filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson TechnologiesDistributors & WholesaleSEC FORM 4 Code F$244K34,382 at $7.10filing
8 Jan 2026filed 12 Jan 2026HDSN Hudson Technologiesoption or derivative · Distributors & WholesaleSEC FORM 4 Code M—50,888 at $0.00filing
13 Mar 2025filed 17 Mar 2025HDSN Hudson Technologiesoption or derivative · Distributors & WholesaleSEC FORM 4 Code A—72,477 at $0.00filing
27 Feb 2024filed 28 Feb 2024HDSN Hudson Technologiesoption or derivative · Distributors & WholesaleSEC FORM 4 Code A—9,444 at $0.00filing

Sectors

Industrials3

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
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
Alan SheriffDirector · 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