---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-100451"
form_type: "8-K"
ticker: "BL"
cik: "0001666134"
company_name: "BLACKLINE, INC."
filed_at: "2026-03-10T23:59:59+00:00"
generated_at: "2026-05-15T16:43:52.711655+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# BlackLine reaches deal with Engaged Capital; adds two directors, sees 9.1-9.6% revenue growth in 2026

## Summary
- Cooperation agreement with Engaged Capital expands board to 14; appoints Megan Prichard and Storm Duncan as independent directors.
- Standstill provisions limit Engaged Capital to less than 9.9% voting ownership and require voting with Board recommendations.
- Strategic Committee reconstituted with Henshall, Davidson, Hughes, and Duncan; empowered to evaluate strategic transactions.
- FY2026 revenue growth projected at 9.1-9.6% following record 2025 bookings; non-GAAP operating margins up ~6% in two years.
- AI tool BlackLine Verity adoption increased 50% between Q3 and Q4 2025; customer traction cited as strong.

## SEC filing metadata
- accession: 0001193125-26-100451
- form_type: 8-K
- ticker: BL
- cik: 0001666134
- company_name: BLACKLINE, INC.
- filed_at: 2026-03-10T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1666134/000119312526100451/0001193125-26-100451-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1666134/000119312526100451/d121231d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-100451
- JSON: https://secwatch.observer/filing/0001193125-26-100451.json
- Plain text: https://secwatch.observer/filing/0001193125-26-100451.txt

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