Updated Jun 17, 2026
Harrison Chase Of LangChain Leases 68,942 Square Feet At 303 2nd Street In San Francisco
303 2nd Street
Building Size
68,942 SF
Asset Type
Office
Closing
Jun 10, 2026
About this deal
AI
The transaction involves the office asset located at 303 2nd Street, San Francisco, CA. The property encompasses 68,942 square feet within a prominent office tower in the city’s SoMa district.
Summary of transaction details:
- Property Type: Office
- Transaction Amount: Not specified
- Address: 303 2nd Street
- Market: San Francisco, CA
- Square Footage: 68,942
- Landlord: Angela M. Aman - Kilroy
- Tenant: Harrison Chase - LangChain
In this lease transaction, LangChain subleased the space from Kilroy Realty, marking a significant expansion for the tenant following its recent unicorn valuation. The involvement of both parties highlights the ongoing leasing activity typical within the city's core tech office market, particularly among AI firms as they grow their physical presence.
On the Map
Office
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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