TAYSHA GENE THERAPIES INC

Ticker: TSHA CUSIP: 877619106 Class: Stock

Casdin Capital, LLC's Holding History (CIK: 0001534261)

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

Q4 2025

Shares 1,500,000 Value ($000) $8,250 Avg Close $4.86 Range $3.10 - $6.02

Q1 2021

Shares 820,440 Value ($000) $16,655 Avg Close $27.08 Range $20.11 - $33.35

Q4 2020

Shares 820,440 Value ($000) $21,774 Avg Close $21.54 Range $18.16 - $29.96

Q3 2020

Shares 820,440 Value ($000) $18,378 Avg Close $23.52 Range $20.50 - $27.53

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,500,000	$8,250	$4.86	$3.10 - $6.02
Q1 2021	820,440	$16,655	$27.08	$20.11 - $33.35
Q4 2020	820,440	$21,774	$21.54	$18.16 - $29.96
Q3 2020	820,440	$18,378	$23.52	$20.50 - $27.53