DYN ▼ -5.1% - Dyne Therapeutics, Inc. $DYN downgraded to Underweight at JPMorgan. PT $10 JPMorgan downgraded Dyne Therapeutics to Underweight and set a $10 price target on the stock, prompting today's 5.1% decline. The downgrade and lower-than-current price target reflect the analyst firm's reduced confidence in the company's near-term prospects. 09-SEP-2026 07:42 AM ET