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HDSN

Hudson Technologies, Inc.

Basic Materials · $216M market cap

Verdict

Share price

$5.23

close of Oct 3, 2026

Fair value

$4.57

Sticker Price

Payback Price

$1.83

buy price

Overpriced

HDSN is Overpriced: at $5.23 it trades 14% above its fair value of $4.57. Its buy price (Payback Price) is $1.83, 65% below today's price. Business quality is strong: all 5 key numbers clear the 10% bar.

How we valued it

Buffett Normalized. A profitable, growing business, so we project its earnings 10 years ahead and work out what that is worth today.

Business quality

5 of 5 clear the 10% bar. What are the Big Five?

Earnings per share growth13.3% a year✓
Equity per share growth13.5% a year✓
Sales growth15.8% a year✓
Free cash flow growth23.7% a year✓
Return on invested capital12.8%✓

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Insider activity

Since Jun 17, 2026: 12 open-market purchases worth $5.8M and 10 other filings (stock awards, tax withholding and similar). Why purchases matter

Purchases

Hartree Partners, LP

Owns 10%+ · 2026-09-02

Bought

$27K

Hartree Partners, LP

Owns 10%+ · 2026-08-25

Bought

$501K

Hartree Partners, LP

Owns 10%+ · 2026-08-24

Bought

$52K

Hartree Partners, LP

Owns 10%+ · 2026-08-12

Bought

$29K

Hartree Partners, LP

Owns 10%+ · 2026-07-29

Bought

$312K

Hartree Partners, LP

Owns 10%+ · 2026-07-21

Bought

$286K

Hartree Partners, LP

Owns 10%+ · 2026-07-20

Bought

$107K

Hartree Partners, LP

Owns 10%+ · 2026-07-07

Bought

$4K

Hartree Partners, LP

Owns 10%+ · 2026-07-06

Bought

$28K

Hartree Partners, LP

Owns 10%+ · 2026-07-02

Bought

$1.6M

Hartree Partners, LP

Owns 10%+ · 2026-07-01

Bought

$1.7M

Hartree Partners, LP

Owns 10%+ · 2026-06-30

Bought

$1.2M

Other filings

Feeler Jeffrey R

director · 2026-06-17

Award

3,219 shares

Feeler Jeffrey R

director · 2026-06-17

Award

$86K

Bulgarino Nicole E

director · 2026-06-17

Award

$179K

Mansy Loan Nguyen

director · 2026-06-17

Award

$119K

Mansy Loan Nguyen

director · 2026-06-17

Award

8,881 shares

Show all 10 other filings

Parrillo Richard

director · 2026-06-17

Award

$179K

Prouty Eric A

director · 2026-06-17

Award

$119K

Prouty Eric A

director · 2026-06-17

Award

4,440 shares

Sheriff Alan

director · 2026-06-17

Award

3,219 shares

Sheriff Alan

director · 2026-06-17

Award

$86K

About Hudson Technologies, Inc.

Hudson Technologies, Inc. (HDSN) operates as a dedicated provider of specialized refrigerant services, addressing persistent issues within the refrigeration industry, primarily throughout the United States. The company's core business involves the sale of refrigerants and various industrial gases. It also delivers a comprehensive range of refrigerant management solutions, including the recovery and reprocessing of…

Chemicals - Specialty

Fair value and Payback Price are estimates from the company's reported financials, not investment advice. Prices as of the close of Oct 3, 2026. How the Payback Price works