---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-034686"
form_type: "8-K"
ticker: "OSS"
cik: "0001394056"
company_name: "ONE STOP SYSTEMS, INC."
filed_at: "2024-03-21T23:59:59+00:00"
generated_at: "2026-06-04T09:43:50.607127+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# OSS Q4 revenue down 28% to $13.2M; net loss narrows to $278K; pipeline grows to $1B

## Summary
- Q4 revenue $13.2M (-27.9% YoY); net loss $278K vs $3.3M loss year ago; non-GAAP net income $177K.
- Gross margin improved 640 bps to 33.7%; OSS segment margin 45.9% (+1450 bps) from exiting media business.
- FY2023 revenue $60.9M (-15.9%); net loss $6.7M ($0.32) vs $2.2M loss; includes $5.6M goodwill impairment.
- Five-year pipeline increased to over $1B from $850M; Q1 2024 revenue guidance ~$12.5M.
- Won multi-year Leidos/Dynetics award ($2.5-3.5M) and FLYHT collaboration ($6M over 5 years).

## SEC filing metadata
- accession: 0000950170-24-034686
- form_type: 8-K
- ticker: OSS
- cik: 0001394056
- company_name: ONE STOP SYSTEMS, INC.
- filed_at: 2024-03-21T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1394056/000095017024034686/0000950170-24-034686-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1394056/000095017024034686/oss-20240321.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-034686
- JSON: https://secwatch.observer/filing/0000950170-24-034686.json
- Plain text: https://secwatch.observer/filing/0000950170-24-034686.txt

## Key facts
- Earnings Releases
  ONE STOP SYSTEMS, INC. reported fourth quarter ended December 31, 2023 results: revenue $13.2 million, net income net loss of $278,000, EPS $(0.01) per share.
  - Period: fourth quarter ended December 31, 2023
  - Revenue: $13.2 million
  - Net income: net loss of $278,000
  - EPS: $(0.01) per share
  - Result: reported results
  source text: Consolidated revenue decreased 27.9% to $13.2 million due to lower shipments to a former media customer that have now ended, which impacted fourth quarter sales by approximately $3.1 million. The decrease in sales was also due to softer economic conditions and timing delays associated with certain government programs. OSS segment revenue declined 43.5% to $6.4 million due to the factors mentioned above. Bressner segment revenue decreased 2.5% to $6.8 million. Consolidated gross margin percentage increased 640 basis points to 33.7%, from 27.3% in the same year-ago quarter. OSS segment gross margin increased 14.5 percentage points to 45.9%, attributable to the absence of lower margin media revenue and costs, and the higher mix of its rugged edge processing products. Bressner’s gross margin improved 1.6 percentage points to 22.2%, as compared to 20.5% in the year-ago quarter, due to product mix, the sale of higher margin OSS products, and having sought-after products readily sold at a pre
  evidence_url: https://www.sec.gov/Archives/edgar/data/1394056/000095017024034686/0000950170-24-034686-index.htm
- Earnings Releases
  ONE STOP SYSTEMS, INC. reported twelve months ended December 31, 2023 results: revenue $60.9 million.
  - Period: twelve months ended December 31, 2023
  - Revenue: $60.9 million
  - Result: reported results
  source text: For the full year of 2023, consolidated revenue decreased 15.9% to $60.9 million.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1394056/000095017024034686/0000950170-24-034686-index.htm
- Earnings Releases
  ONE STOP SYSTEMS, INC. reported the first quarter of 2024 results: revenue $12.5 million. Guidance initiated.
  - Period: the first quarter of 2024
  - Revenue: $12.5 million
  - Guidance: initiated
  - Result: guidance update
  source text: The company anticipates revenue of approximately $12.5 million in the first quarter of 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1394056/000095017024034686/0000950170-24-034686-index.htm

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