---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-24-046353"
form_type: "8-K"
ticker: "SST"
cik: "0001805833"
company_name: "System1, Inc."
filed_at: "2024-11-07T23:59:59+00:00"
generated_at: "2026-05-30T03:44:34.045151+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# System1 Q3 2024 revenue $88.8M (+1% YoY); net loss widens to $30.6M

## Summary
- Net loss from continuing ops $30.6M vs $25.9M loss in Q3 2023; operating loss $21.8M.
- O&O advertising revenue $70.8M (+7% YoY); Partner Network revenue $18.0M (-17% YoY).
- O&O sessions surged 124% YoY to 2.07B, but RPS dropped from $0.07 to $0.03.
- Adjusted EBITDA improved to $10.3M from $8.1M YoY; sequential revenue down 6%.

## SEC filing metadata
- accession: 0001628280-24-046353
- form_type: 8-K
- ticker: SST
- cik: 0001805833
- company_name: System1, Inc.
- filed_at: 2024-11-07T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1805833/000162828024046353/0001628280-24-046353-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1805833/000162828024046353/sst-20241107.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-24-046353
- JSON: https://secwatch.observer/filing/0001628280-24-046353.json
- Plain text: https://secwatch.observer/filing/0001628280-24-046353.txt

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