Kaleido Biosciences, Inc.

Current insiders at Kaleido Biosciences, Inc.

• AFEYAN NOUBARDirector
• AFEYAN NOUBAR10% owner
• Bassler Bonnie LDirector
• BONNEY MICHAEL WDirector
• BONNEY MICHAEL WExecutive Chair
• Brumm Joshua TSee Remarks
• Burnett GradyDirector
• Cadena LLC10% owner
• Duke William E.Chief Financial Officer
• Flagship VentureLabs IV, LLC10% owner
• Flagship VentureLabs V LLC10% owner
• Flagship VentureLabs V Manager LLC10% owner
• Flagship Ventures 2007 General Partner LLC10% owner
• Flagship Ventures Fund 2007, L.P.10% owner
• Flagship Ventures Fund IV General Partner LLCDirector
• Flagship Ventures Fund IV General Partner LLC10% owner
• Flagship Ventures Fund IV, L.P.10% owner
• Flagship Ventures Fund V General Partner LLCDirector
• Flagship Ventures Fund V General Partner LLC10% owner
• Flagship Ventures Fund V, L.P.10% owner
• Flagship Ventures Management, Inc.10% owner
• Flagship Ventures Opportunities Fund I General Partner LLC10% owner
• Flagship Ventures Opportunities Fund I, L.P.10% owner
• KANIA EDWIN M JR10% owner
• Knobil KatharineChief Medical Officer
• Korn JeraldCOO & General Counsel
• LAWTON ALISON FRANCISDirector
• LAWTON ALISON FRANCISSee Remarks
• Long Alison SChief Medical Officer
• McIntyre JonathanDirector
• MELAS KYRIAZI THEODirector
• Menichella Daniel LDirector
• Menichella Daniel LChief Executive Officer
• Mixer Jean KDirector
• Nutritional Health Disruptive Innovation Fund, L.P.10% owner
• Nutritional Health LTP Fund General Partner LLC10% owner
• Nutritional Health LTP Fund, L.P.10% owner
• Nutritional Health Side Fund, L.P.10% owner
• Prener AnneDirector
• Quinn AnthonyDirector
• Scalzo Richard WilliamPrincipal Accounting Officer
• SCULLEY JOHNDirector
• van Hylckama Vlieg JohanChief Scientific Officer
• von Maltzahn GeoffreyDirector

Insider transaction history at Kaleido Biosciences, Inc.