secwatch.observer — SEC 8-K summary
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Issuer:     BillionToOne, Inc. (BLLN)
CIK:        0002070849
Form:       8-K
Filed at:   2026-06-29T20:08:04+00:00
Accession:  0002070849-26-000042
Event type: other_material
Sentiment:  positive
Materiality: 0.45
Item codes: 1.01, 2.03, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

BillionToOne enters 12-year lease for 62,659 sq ft oncology lab; base rent $46.7M
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- Leased 62,659 sq ft office and lab space at 3260 Whipple Road, Union City, CA on June 23, 2026.
- Lab dedicated to oncology products, more than tripling current oncology-dedicated laboratory space.
- Lease expected to commence August 1, 2027; initial term 12 years with option to extend 10 years.
- Aggregate base rent over 12-year term approx $46.7M; Landlord provides $12.5M tenant improvement allowance and 12-month rent abatement.
- Total facility space expands ~16%; test volumes exceeded plan, driving need for additional capacity.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/2070849/000207084926000042/0002070849-26-000042-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/2070849/000207084926000042/blln-20260623.htm
  HTML page:      https://secwatch.observer/filing/0002070849-26-000042

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