---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-061584"
form_type: "8-K"
ticker: "BL"
cik: "0001666134"
company_name: "BLACKLINE, INC."
filed_at: "2023-03-06T23:59:59+00:00"
generated_at: "2026-06-18T11:46:25.310648+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# BlackLine appoints founder Tucker and board chair Ryan as co-CEOs; Huffman steps down

## Summary
- Marc Huffman ceases as CEO effective March 6, 2023; will serve as advisor for 12 months with $80k consulting fee and continued equity vesting.
- Therese Tucker (founder, former CEO) and Owen Ryan (board chair) appointed co-CEOs; Tucker gets $485k salary, 100% target bonus, $10M equity.
- Thomas Unterman named Lead Independent Director; Amit Yoran moves to Nominating and Corporate Governance Committee; Brunilda Rios becomes Audit Committee Chair.
- Company reaffirms Q1 2023 revenue guidance of $137-139M and full-year 2023 revenue of $586-596M; non-GAAP EPS $0.15-0.17 and $0.89-0.94 respectively.

## SEC filing metadata
- accession: 0001193125-23-061584
- form_type: 8-K
- ticker: BL
- cik: 0001666134
- company_name: BLACKLINE, INC.
- filed_at: 2023-03-06T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1666134/000119312523061584/0001193125-23-061584-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1666134/000119312523061584/d467593d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-061584
- JSON: https://secwatch.observer/filing/0001193125-23-061584.json
- Plain text: https://secwatch.observer/filing/0001193125-23-061584.txt

## Key facts
- Executive change
  Marc Huffman resigned as Director at BLACKLINE, INC..
  - Action: resigned
  - Role: Director
  source text: Mr. Huffman has also resigned as a member of the Board.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1666134/000119312523061584/0001193125-23-061584-index.htm
- Executive change
  Marc Huffman departed as President and Chief Executive Officer at BLACKLINE, INC..
  - Action: ceased to serve as CEO
  - Role: President and Chief Executive Officer
  source text: On March 5, 2023, BlackLine, Inc. (the “Company”) and Marc Huffman, the Company’s President and Chief Executive Officer (“CEO”), mutually agreed to terms pursuant to which Mr. Huffman ceased to serve as CEO, effective as of March 6, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1666134/000119312523061584/0001193125-23-061584-index.htm
- Executive change
  Owen Ryan was appointed as Co-Chief Executive Officer at BLACKLINE, INC..
  - Action: appointed
  - Role: Co-Chief Executive Officer
  source text: Therese Tucker and Owen Ryan, were appointed as Co-CEOs of the Company effective March 6, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1666134/000119312523061584/0001193125-23-061584-index.htm
- Executive change
  Therese Tucker was appointed as Co-Chief Executive Officer at BLACKLINE, INC..
  - Action: appointed
  - Role: Co-Chief Executive Officer
  source text: Therese Tucker and Owen Ryan, were appointed as Co-CEOs of the Company effective March 6, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1666134/000119312523061584/0001193125-23-061584-index.htm

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