---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-21-029088"
form_type: "8-K"
ticker: "RFIL"
cik: "0000740664"
company_name: "R F INDUSTRIES LTD"
filed_at: "2021-12-22T23:59:59+00:00"
generated_at: "2026-06-27T23:07:13.252962+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# RF Industries reports Q4 sales $21.1M (+97%), FY net income $6.2M ($0.61 diluted EPS); guides FY22 >$63M revenue

## Summary
- Q4 net sales $21.1M, +38% sequential and +97% YoY; backlog $33.3M at Oct 31, 2021.
- FY2021 net sales $57.4M (+33% YoY); GAAP net income $6.2M ($0.61 diluted EPS); non-GAAP EPS $0.70.
- Adjusted EBITDA for FY2021 $2.7M, +109% YoY.
- Company expects FY2022 revenue >$63M, excluding Microlab acquisition.
- Announced acquisition of Microlab (Wireless Telecom Group division) expected to close in fiscal 2022.

## SEC filing metadata
- accession: 0001437749-21-029088
- form_type: 8-K
- ticker: RFIL
- cik: 0000740664
- company_name: R F INDUSTRIES LTD
- filed_at: 2021-12-22T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/740664/000143774921029088/0001437749-21-029088-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/740664/000143774921029088/rfil20211221_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-21-029088
- JSON: https://secwatch.observer/filing/0001437749-21-029088.json
- Plain text: https://secwatch.observer/filing/0001437749-21-029088.txt

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