CRISPR THERAPEUTICS AG

Ticker: CRSP CUSIP: H17182108 Class: NAMEN AKT

Texas Yale Capital Corp.'s Holding History (CIK: 0001332342)

Note: Option positions (PUT/CALL) are excluded.

Q4 2022

Shares 11,300 Value ($000) $459 Avg Close $53.05 Range $38.94 - $66.31

Q3 2022

Shares 10,900 Value ($000) $712 Avg Close $72.47 Range $60.41 - $86.95

Q2 2022

Shares 10,000 Value ($000) $608 Avg Close $58.79 Range $42.51 - $75.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2022	11,300	$459	$53.05	$38.94 - $66.31
Q3 2022	10,900	$712	$72.47	$60.41 - $86.95
Q2 2022	10,000	$608	$58.79	$42.51 - $75.42