Eli Lilly And Company Leases 75,000 Square Feet At 645 Summer Street In Boston
645 Summer Street
Building Size
75,000 SF
Asset Type
Life Sciences
Closing
Oct 20, 2025
AI
The property involved in this transaction is a life sciences asset located at 645 Summer Street in Boston, MA. The total square footage of the building is 75,000, and it serves as a significant expansion for the tenant. The asset is notably positioned to enable advanced research activities in the life sciences sector.
Summary of transaction details:
- Property Type: Life Sciences
- Transaction Amount: Not specified
- Address: 645 Summer Street
- Market: Boston, MA
- Landlord: Daniel Fournier - Oxford Properties Group
- Tenant: David A. Ricks - Eli Lilly and Company
This lease represents a strategic move for Eli Lilly and Company, highlighting their commitment to enhancing research capabilities in Boston. The agreement involves the entirety of the 75,000-square-foot facility, effectively consolidating their research activities and doubling their operational space in the Boston Seaport area. This expansion aligns with their focus on RNA and DNA-based therapies and complements the recent establishment of the Lilly Seaport Innovation Center.
Players
Boston Life Sciences Market Snapshot
Boundary boundary · Life Sciences · Lease transactions
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Purchase Price
Annual NOI
Loan Amount
Interest Rate (%)
Loan Term (yrs)
Down Payment (%)
Cap Rate
5.80%
Cash-on-Cash
-1.66%
Monthly Payment
$14,164
Annual Debt Svc
$169,964
Annual Cash Flow
$-11,334
DSCR
0.93