Stipple Bio taps Lonza platform to advance ADC pipeline

5 June 2026

US biotech Stipple Bio has signed a multi-target licensing agreement with Swiss life sciences supplier Lonza (SWZ: LONN) to support development of next-generation antibody-drug conjugates (ADCs), including its lead oncology candidate STP-100.

Under the deal, Stipple will gain target-specific access to Lonza’s ADC technology platform, including its GlycoConnect antibody conjugation technology, HydraSpace spacer technology and a toxSYN linker-payload. Financial terms were not disclosed, although Lonza is eligible for upfront payments, development and commercial milestones, and royalties on future product sales.

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