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Cellectis

Portfolio snapshot: 2026Analyse investor ↗

Cellectis disclosed that its research collaboration with Primera ended on October 31, 2025. It continued to report significant influence over Primera through its equity holding and board representation at year-end 2025. Sources verified 2026-09-28: https://www.sec.gov/Archives/edgar/data/1627281/000119312526116428/R12.htm ; https://www.cellectis.com/en/press/mayflower-bioventures-launches-its-first-spin-out-primera-therapeutics-in-strategic-collaboration-with-cellectis-to-develop-a-gene-editing-platform-to-treat-mitochondrial-diseases/ ; https://www.sec.gov/Archives/edgar/data/1627281/000119312526116428/clls-20251231.htm

Kind
corporate
AsOfYear
2026
Focus area
Gene-editing biotechnology company with a disclosed equity investment in Primera Therapeutics' mitochondrial-DNA editing platform.
Notable
Received a 19% equity and voting interest in Primera in May 2023; the 2025 annual report records a 17.0% holding at December 31, 2025 after subsequent dilution.