HUDSON TECHNOLOGIES INC /NY (HDSN)

Nasdaq · Wholesale-Machinery, Equipment & Supplies · Inc. NY

What they're doing

Between 2026-08-02 and 2026-10-31, public records show 5 signals for HUDSON TECHNOLOGIES INC /NY. Most notable: 2026-09-24: Hartree Partners, LP (ten_percent_owner) bought $604k of stock; 2026-08-25: Hartree Partners, LP (ten_percent_owner) bought $501k of stock; 2026-09-16: Hartree Partners, LP (ten_percent_owner) bought $57k of stock. Federal contract obligations over the last 24 months total $0. This summary was assembled automatically from SEC EDGAR, USAspending.gov, U.S. Senate lobbying disclosures and Wikimedia pageview counts.

Generated 2026-10-31 from public records.

Signals, last 12 months

  1. Insider purchase
    Hartree Partners, LP (ten_percent_owner) bought $175k of stock
  2. Insider purchase
    Hartree Partners, LP (ten_percent_owner) bought $250k of stock
  3. Insider purchase
    Hartree Partners, LP (ten_percent_owner) bought $889k of stock
  4. Insider purchase
    Hartree Partners, LP (ten_percent_owner) bought $604k of stock
  5. Insider purchase
    Hartree Partners, LP (ten_percent_owner) bought $56k of stock
  6. Insider purchase
    Hartree Partners, LP (ten_percent_owner) bought $57k of stock
  7. Insider purchase
    Hartree Partners, LP (ten_percent_owner) bought $501k of stock
  8. Insider purchase
    Hartree Partners, LP (ten_percent_owner) bought $52k of stock
  9. Insider purchase
    Hartree Partners, LP (ten_percent_owner) bought $312k of stock
  10. Insider purchase
    Hartree Partners, LP (ten_percent_owner) bought $286k of stock
  11. Insider purchase
    Hartree Partners, LP (ten_percent_owner) bought $107k of stock
  12. Insider purchase
    Hartree Partners, LP (ten_percent_owner) bought $1.6M of stock
  13. Insider purchase
    Hartree Partners, LP (ten_percent_owner) bought $1.7M of stock
  14. Insider purchase
    Hartree Partners, LP (ten_percent_owner) bought $1.2M of stock
  15. Material 8-K filing
    Filed 8-K disclosing material agreement
  16. Material 8-K filing
    Filed 8-K disclosing director or officer change
  17. Material 8-K filing
    Filed 8-K disclosing director or officer change
  18. Material 8-K filing
    Filed 8-K disclosing director or officer change
  19. Material 8-K filing
    Filed 8-K disclosing director or officer change
  20. Large insider sale
    COLEMAN BRIAN F (other) sold $3.6M of stock
  21. Large insider sale
    COLEMAN BRIAN F (director) sold $3.6M of stock
  22. Material 8-K filing
    Filed 8-K disclosing material agreement
  23. Material 8-K filing
    Filed 8-K disclosing director or officer change

Insider transactions

DateInsiderRoleCodeSharesPriceValue
2026-11-02Hartree Partners, LPten percent ownerP41,2904.25$175,483
2026-10-30Hartree Partners, LPten percent ownerP58,7104.25$249,506
2026-10-29Hartree Partners, LPten percent ownerP200,0004.44$888,600
2026-09-24Hartree Partners, LPten percent ownerP118,5495.1$604,446
2026-09-23Hartree Partners, LPten percent ownerP11,0135.1$56,166
2026-09-21Hartree Partners, LPten percent ownerP2,5025.1$12,757
2026-09-16Hartree Partners, LPten percent ownerP11,1365.1$56,794
2026-09-02Hartree Partners, LPten percent ownerP5,3175.1$27,117
2026-08-25Hartree Partners, LPten percent ownerP91,1665.5$501,094
2026-08-24Hartree Partners, LPten percent ownerP9,4465.5$51,953
2026-08-12Hartree Partners, LPten percent ownerP5,1985.5$28,589
2026-07-29Hartree Partners, LPten percent ownerP52,1045.99$312,103
2026-07-21Hartree Partners, LPten percent ownerP47,7085.99$285,742
2026-07-20Hartree Partners, LPten percent ownerP17,8425.99$106,859
2026-07-07Hartree Partners, LPten percent ownerP6005.99$3,594
2026-07-06Hartree Partners, LPten percent ownerP4,6345.99$27,758
2026-07-02Hartree Partners, LPten percent ownerP271,3025.97$1,619,212
2026-07-01Hartree Partners, LPten percent ownerP288,1115.88$1,695,101
2026-06-30Hartree Partners, LPten percent ownerP204,7895.68$1,162,894
2026-06-17Sheriff AlandirectorA3,2190$0
2026-06-17Prouty Eric AdirectorA4,4400$0
2026-06-17Mansy Loan NguyendirectorA8,8810$0
2026-06-17Feeler Jeffrey RdirectorA3,2190$0
2026-06-17Sheriff AlandirectorA3,2190$0
2026-06-17Prouty Eric AdirectorA4,4400$0
2026-06-17Mansy Loan NguyendirectorA8,8810$0
2026-06-17Feeler Jeffrey RdirectorA3,2190$0
2026-05-19Bertaux Brian J.officerP2,0004.87$9,740
2026-05-19Bertaux Brian J.officerP2,0004.87$9,740
2026-05-14Mansy Loan NguyendirectorP1,4004.97$6,958
2026-05-14Mansy Loan NguyendirectorP3,6004.96$17,856
2026-05-14Parrillo RicharddirectorP3,6004.96$17,856
2026-05-14Parrillo RicharddirectorP1,4004.97$6,958
2026-05-14Bulgarino Nicole EdirectorP5504.85$2,668
2026-05-14Feeler Jeffrey RdirectorP5,1004.92$25,092
2026-05-14Mansy Loan NguyendirectorP3,6004.96$17,856
2026-05-14Mansy Loan NguyendirectorP1,4004.97$6,958
2026-05-14Parrillo RicharddirectorP3,6004.96$17,856
2026-05-14Parrillo RicharddirectorP1,4004.97$6,958
2026-05-14Bulgarino Nicole EdirectorP5504.85$2,665
2026-05-14Feeler Jeffrey RdirectorP5,1004.92$25,092
2026-05-13Parrillo RicharddirectorP10,0004.83$48,300
2026-05-13Prouty Eric AdirectorP5,0004.84$24,200
2026-05-13Sheriff AlandirectorP5,2004.88$25,376
2026-05-13Gaglione KennethdirectorP5,0004.9$24,500
2026-05-13Parrillo RicharddirectorP10,0004.83$48,257
2026-05-13Prouty Eric AdirectorP5,0004.84$24,200
2026-05-13Sheriff AlandirectorP5,2004.88$25,350
2026-05-13Gaglione KennethdirectorP5,0004.9$24,475
2026-04-10Sheriff AlandirectorA4,0650$0

Federal contracts

No federal contract actions on record for this recipient mapping.

Lobbying

No federal lobbying filings on record for this client mapping.

Public attention

No Wikipedia pageview data linked to this company.

Recent filings

  • 2026-11-02 4
  • 2026-10-28 8-K
  • 2026-09-28 4
  • 2026-09-23 4
  • 2026-09-18 4
  • 2026-09-04 4
  • 2026-08-26 4
  • 2026-08-14 4
  • 2026-08-07 10-Q
  • 2026-08-06 8-K
  • 2026-08-05 8-K
  • 2026-07-31 4
  • 2026-07-22 4
  • 2026-07-14 SCHEDULE 13G/A
  • 2026-07-08 4
  • 2026-07-02 4
  • 2026-07-02 3
  • 2026-07-02 SCHEDULE 13G/A
  • 2026-06-22 4
  • 2026-06-22 4