secwatch.observer — SEC 8-K summary
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Issuer:     Revolution Medicines, Inc. (RVMD)
CIK:        0001628171
Form:       8-K
Filed at:   2025-06-18T23:59:59+00:00
Accession:  0001193125-25-142735
Event type: leadership
Sentiment:  neutral
Materiality: 0.40
Item codes: 5.02
LLM model:  deepseek-v4-flash:cloud@v2

Revolution Medicines director Barbara Weber resigns ahead of 2025 annual meeting due to Tango collaboration activation
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- Barbara Weber, M.D., resigned from Revolution Medicines board effective immediately prior to June 26, 2025 annual meeting.
- Resignation triggered by activation of clinical study under collaboration with Tango Therapeutics, not due to any disagreement.
- Dr. Weber also stepped down from Nominating and Corporate Governance Committee and R&D Committee.
- The company has not yet named a replacement for the board vacancy.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1628171/000119312525142735/0001193125-25-142735-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1628171/000119312525142735/d935264d8k.htm
  HTML page:      https://secwatch.observer/filing/0001193125-25-142735

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer