HUDSON TECHNOLOGIES INC /NY

PublicCIK: 925528

HDSNNASDAQ

Location

PEARL RIVER, NY

HARTREE PARTNERS, LP

→HUDSON TECHNOLOGIES INC /NY

Sep 28, 2026·Sep 28, 2026

1 txn

HARTREE PARTNERS, LP

→HUDSON TECHNOLOGIES INC /NY

Sep 23, 2026·Sep 23, 2026

2 txn

HARTREE PARTNERS, LP

→HUDSON TECHNOLOGIES INC /NY

Sep 18, 2026·Sep 18, 2026

1 txn

BULGARINO NICOLE E

→AMERESCO, INC.

Sep 14, 2026·Sep 14, 2026

2 txn

HARTREE PARTNERS, LP

→HUDSON TECHNOLOGIES INC /NY

Sep 4, 2026·Sep 4, 2026

1 txn

HARTREE PARTNERS, LP

→HUDSON TECHNOLOGIES INC /NY

Aug 26, 2026·Aug 26, 2026

2 txn

HARTREE PARTNERS, LP

→HUDSON TECHNOLOGIES INC /NY

Aug 14, 2026·Aug 14, 2026

1 txn

HARTREE PARTNERS, LP

13F-HR

Holdings

Aug 12, 2026·Aug 12, 2026

HARTREE PARTNERS, LP

→HUDSON TECHNOLOGIES INC /NY

Jul 31, 2026·Jul 31, 2026

1 txn

HARTREE PARTNERS, LP

→HUDSON TECHNOLOGIES INC /NY

Jul 22, 2026·Jul 22, 2026

2 txn

HARTREE PARTNERS, LP

→HUDSON TECHNOLOGIES INC /NY

Jul 8, 2026·Jul 8, 2026

2 txn

HARTREE PARTNERS, LP

→HUDSON TECHNOLOGIES INC /NY

Jul 2, 2026·Jul 2, 2026

3 txn

HARTREE PARTNERS, LP

→HUDSON TECHNOLOGIES INC /NY

Jul 2, 2026·Jul 2, 2026

1 txn

SHERIFF ALAN

→HUDSON TECHNOLOGIES INC /NY

Jun 22, 2026·Jun 22, 2026

2 txn

PROUTY ERIC A

→HUDSON TECHNOLOGIES INC /NY

Jun 22, 2026·Jun 22, 2026

2 txn

PARRILLO RICHARD

→HUDSON TECHNOLOGIES INC /NY

Jun 22, 2026·Jun 22, 2026

1 txn

MANSY LOAN NGUYEN

→HUDSON TECHNOLOGIES INC /NY

Jun 22, 2026·Jun 22, 2026

2 txn

BULGARINO NICOLE E

→HUDSON TECHNOLOGIES INC /NY

Jun 22, 2026·Jun 22, 2026

1 txn

FEELER JEFFREY R

→HUDSON TECHNOLOGIES INC /NY

Jun 22, 2026·Jun 22, 2026

2 txn

BERTAUX BRIAN J.

→HUDSON TECHNOLOGIES INC /NY

May 21, 2026·May 21, 2026

1 txn

BULGARINO NICOLE E

→AMERESCO, INC.

May 19, 2026·May 19, 2026

1 txn

FEELER JEFFREY R

→TETRA TECH INC

May 15, 2026·May 15, 2026

1 txn

MANSY LOAN NGUYEN

→HUDSON TECHNOLOGIES INC /NY

May 15, 2026·May 15, 2026

2 txn

PARRILLO RICHARD

→HUDSON TECHNOLOGIES INC /NY

May 15, 2026·May 15, 2026

2 txn

BULGARINO NICOLE E

→HUDSON TECHNOLOGIES INC /NY

May 15, 2026·May 15, 2026

1 txn

Page 1 of 10 · 241 total

Filer	Form	Target	Filed	Activity
HARTREE PARTNERS, LPCIK · 1597857	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Sep 28, 2026 Sep 28, 2026	1txn
HARTREE PARTNERS, LPCIK · 1597857	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Sep 23, 2026 Sep 23, 2026	2txn
HARTREE PARTNERS, LPCIK · 1597857	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Sep 18, 2026 Sep 18, 2026	1txn
BULGARINO NICOLE ECIK · 1640972	4 Trade	AMERESCO, INC.CIK · 1488139	Sep 14, 2026 Sep 14, 2026	2txn
HARTREE PARTNERS, LPCIK · 1597857	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Sep 4, 2026 Sep 4, 2026	1txn
HARTREE PARTNERS, LPCIK · 1597857	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Aug 26, 2026 Aug 26, 2026	2txn
HARTREE PARTNERS, LPCIK · 1597857	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Aug 14, 2026 Aug 14, 2026	1txn
HARTREE PARTNERS, LPCIK · 1597857	13F-HR Holdings	—	Aug 12, 2026 Aug 12, 2026	—
HARTREE PARTNERS, LPCIK · 1597857	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Jul 31, 2026 Jul 31, 2026	1txn
HARTREE PARTNERS, LPCIK · 1597857	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Jul 22, 2026 Jul 22, 2026	2txn
HARTREE PARTNERS, LPCIK · 1597857	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Jul 8, 2026 Jul 8, 2026	2txn
HARTREE PARTNERS, LPCIK · 1597857	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Jul 2, 2026 Jul 2, 2026	3txn
HARTREE PARTNERS, LPCIK · 1597857	3 Initial	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Jul 2, 2026 Jul 2, 2026	1txn
SHERIFF ALANCIK · 1823076	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Jun 22, 2026 Jun 22, 2026	2txn
PROUTY ERIC ACIK · 1620724	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Jun 22, 2026 Jun 22, 2026	2txn
PARRILLO RICHARDCIK · 1620726	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Jun 22, 2026 Jun 22, 2026	1txn
MANSY LOAN NGUYENCIK · 1948762	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Jun 22, 2026 Jun 22, 2026	2txn
BULGARINO NICOLE ECIK · 1640972	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Jun 22, 2026 Jun 22, 2026	1txn
FEELER JEFFREY RCIK · 1369458	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	Jun 22, 2026 Jun 22, 2026	2txn
BERTAUX BRIAN J.CIK · 2032778	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	May 21, 2026 May 21, 2026	1txn
BULGARINO NICOLE ECIK · 1640972	4 Trade	AMERESCO, INC.CIK · 1488139	May 19, 2026 May 19, 2026	1txn
FEELER JEFFREY RCIK · 1369458	4 Trade	TETRA TECH INCCIK · 831641	May 15, 2026 May 15, 2026	1txn
MANSY LOAN NGUYENCIK · 1948762	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	May 15, 2026 May 15, 2026	2txn
PARRILLO RICHARDCIK · 1620726	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	May 15, 2026 May 15, 2026	2txn
BULGARINO NICOLE ECIK · 1640972	4 Trade	HUDSON TECHNOLOGIES INC /NYCIK · 925528	May 15, 2026 May 15, 2026	1txn

Page 1 of 10 · 241 total