DYNE THERAPEUTICS INC

Ticker: DYN CUSIP: 26818M108 Class: Common Stock

SECTORAL ASSET MANAGEMENT INC's Holding History (CIK: 0001274413)

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

Q3 2020

Shares 474,301 Value ($000) $9,576 Avg Close $21.96 Range $19.27 - $27.11

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2020	474,301	$9,576	$21.96	$19.27 - $27.11