secwatch.observer — SEC 8-K summary
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Issuer:     IGM Biosciences, Inc. (—)
CIK:        0001496323
Form:       8-K
Filed at:   2025-08-14T23:59:59+00:00
Accession:  0001193125-25-180763
Event type: m_and_a
Sentiment:  neutral
Materiality: 0.85
Item codes: 2.01, 3.01, 3.03, 5.01, 5.02, 5.03, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

IGM Biosciences acquired by Concentra Biosciences; delisted from Nasdaq
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- Tender offer closed August 13, 2025; 77.53% of shares tendered, all conditions satisfied.
- Each share exchanged for $1.247 cash plus one contingent value right (CVR).
- Board resigned; Kevin Tang named sole director of surviving corporation.
- Trading of IGMS common stock suspended; delisting and deregistration initiated.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1496323/000119312525180763/0001193125-25-180763-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1496323/000119312525180763/d82965d8k.htm
  HTML page:      https://secwatch.observer/filing/0001193125-25-180763

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