secwatch.observer — SEC 8-K summary
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Issuer:     CASTLE BIOSCIENCES INC (CSTL)
CIK:        0001447362
Form:       8-K
Filed at:   2022-04-07T23:59:59+00:00
Accession:  0001447362-22-000058
Event type: other_material
Sentiment:  neutral
Materiality: 0.55
Item codes: 1.01
LLM model:  deepseek-v4-flash:cloud@v2

Castle Biosciences signs 126-month lease for 44,677 sq ft Pittsburgh office/lab
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- Initial term of 126 months; first 36 months 20,856 sq ft, expanding to 44,677 sq ft from month 37.
- Base rent: $3.62/sq ft/yr first six months, then $28.62–$34.84/sq ft/yr over term.
- Landlord contributes up to $2.5M for leasehold improvements; company pays excess.
- Company has option to extend lease for one additional five-year period at fair market rent subject to floor.
- Early termination option after month 90 with $2.3M fee, subject to adjustment.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1447362/000144736222000058/0001447362-22-000058-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1447362/000144736222000058/cstl-20220401.htm
  HTML page:      https://secwatch.observer/filing/0001447362-22-000058

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