---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-21-133648"
form_type: "8-K"
ticker: "HDSN"
cik: "0000925528"
company_name: "HUDSON TECHNOLOGIES INC /NY"
filed_at: "2021-11-03T23:59:59+00:00"
generated_at: "2026-06-28T14:47:35.599321+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Hudson Technologies Q3 revenue $60.6M (+46% YoY), net income $15.9M vs $39K

## Summary
- Revenue $60.6M in Q3 2021, up 46% from $41.5M in Q3 2020.
- Gross margin 39% vs 22% YoY; operating income $16.9M vs $2.1M.
- Net income $15.9M ($0.34 diluted) vs $39K ($0.00) in prior year.
- Nine-month revenue $155.0M (+24% YoY); net income $26.1M vs loss of $0.5M.
- EPA allocated HFC allowances of ~3M MT EVC for 2022 (1% of total consumption).

## SEC filing metadata
- accession: 0001104659-21-133648
- form_type: 8-K
- ticker: HDSN
- cik: 0000925528
- company_name: HUDSON TECHNOLOGIES INC /NY
- filed_at: 2021-11-03T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/925528/000110465921133648/0001104659-21-133648-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/925528/000110465921133648/tm2131809d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-21-133648
- JSON: https://secwatch.observer/filing/0001104659-21-133648.json
- Plain text: https://secwatch.observer/filing/0001104659-21-133648.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.