---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-160690"
form_type: "8-K"
ticker: "BL"
cik: "0001666134"
company_name: "BLACKLINE, INC."
filed_at: "2023-06-05T23:59:59+00:00"
generated_at: "2026-06-14T07:25:02.048625+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Two BlackLine execs step down; founder Tucker takes interim CTO role

## Summary
- Pete Hirsch to step down as CTO effective June 30, 2023 to pursue another opportunity.
- Andres Botero stepped down as Chief Marketing & Strategy Officer on June 2, 2023.
- Founder/Co-CEO Therese Tucker will serve as interim CTO while search for successors.
- Both executives had been with BlackLine since 2018-2019; company initiated search for replacements.

## SEC filing metadata
- accession: 0001193125-23-160690
- form_type: 8-K
- ticker: BL
- cik: 0001666134
- company_name: BLACKLINE, INC.
- filed_at: 2023-06-05T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 7.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1666134/000119312523160690/0001193125-23-160690-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1666134/000119312523160690/d627841d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-160690
- JSON: https://secwatch.observer/filing/0001193125-23-160690.json
- Plain text: https://secwatch.observer/filing/0001193125-23-160690.txt

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