---
schema_version: "secwatch.filing_event.v1"
accession: "0001171843-22-001082"
form_type: "8-K"
ticker: "CYTK"
cik: "0001061983"
company_name: "CYTOKINETICS INC"
filed_at: "2022-02-16T23:59:59+00:00"
generated_at: "2026-06-27T07:20:51.154583+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Director Robert M. Califf resigns from Cytokinetics board effective February 16, 2022

## Summary
- Robert M. Califf resigned from Cytokinetics board effective immediately on February 16, 2022.
- Resignation not due to any disagreement with the company regarding operations, policies, or practices.
- No replacement director has been announced.

## SEC filing metadata
- accession: 0001171843-22-001082
- form_type: 8-K
- ticker: CYTK
- cik: 0001061983
- company_name: CYTOKINETICS INC
- filed_at: 2022-02-16T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1061983/000117184322001082/0001171843-22-001082-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1061983/000117184322001082/f8k_021622.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001171843-22-001082
- JSON: https://secwatch.observer/filing/0001171843-22-001082.json
- Plain text: https://secwatch.observer/filing/0001171843-22-001082.txt

## Key facts
- Executive change
  Robert M. Califf resigned as Director at CYTOKINETICS INC.
  - Action: resigned
  - Role: Director
  source text: On February 16, 2022, Robert M. Califf, a member of the Board of Directors of Cytokinetics, Incorporated, resigned as a director of Cytokinetics effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1061983/000117184322001082/0001171843-22-001082-index.htm

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