The asset involved in the transaction is an office space located at 51 Astor Place in Midtown South, encompassing 25,000 square feet. The landlord for this property is Edward J. Minskoff from Edward J. Minskoff Equities.

Summary of transaction details:

• Property Type: Office
• Transaction Amount: Not disclosed
• Address: 51 Astor Place
• Market: Midtown South
• Size: 25,000 square feet
• Landlord: Edward J. Minskoff - Edward J. Minskoff Equities
• Tenant: Joseph Edelman - Perceptive Advisors
• Landlord's Representative: Paul Glickman, Mitchell Konsker, Benjamin Bass & Cynthia Wasserberger - JLL
• Tenant's Representative: Josh Friedman & Michael Horn - Newmark

Perceptive Advisors, represented by Joseph Edelman, is expanding its lease from 18,000 to 25,000 square feet. The transaction involved multiple representatives from both the landlord and tenant, including JLL for the landlord and Newmark for the tenant.