secwatch.observer — SEC 8-K summary
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Issuer:     Aura Biosciences, Inc. (AURA)
CIK:        0001501796
Form:       8-K
Filed at:   2026-05-05T23:59:59+00:00
Accession:  0001193125-26-206804
Event type: other_material
Sentiment:  neutral
Materiality: 0.75
Item codes: 1.01, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Aura Biosciences raises ~$280.8M in public offering; to repurchase $39M in stock from Matrix Capital
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- Offering of 39,591,000 shares at $6.00 and 3,800,000 pre-funded warrants, net proceeds ~$280.8M.
- Underwriters' option for additional 6,508,650 shares exercised in full.
- $241.8M to advance clinical programs including bel-sar and early choroidal melanoma.
- $39M to repurchase 6,922,870 shares from Matrix Capital at $5.64 per share.
- Cash runway extended into second half of 2028.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1501796/000119312526206804/0001193125-26-206804-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1501796/000119312526206804/d133115d8k.htm
  HTML page:      https://secwatch.observer/filing/0001193125-26-206804

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