Historical shareholding details of Dr. Douglas A. Treco, PhD holdings in CRISPR Therapeutics AG (CRSP)

Monthly changes of Dr. Douglas A. Treco, PhD shareholding in CRISPR Therapeutics AG over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Aug 06, 2025	Dr. Douglas A. Treco, Phd	22,000	0.04%

Jun 11, 2020	Dr. Douglas A. Treco, Phd	2,000	0.00%