Atrium Therapeutics, Inc., a biopharmaceutical company, focuses on delivering ribonucleic acid (RNA) therapeutics to the heart to transform the care for people living with cardiomyopathies. The company's development stage product candidates include ATR 1072, a siRNA-based therapy targeting PRKAG2 for the treatment of PRKAG2 syndrome; and ATR 1086, a siRNA-based therapy targeting PLN for the treatment of PLN cardiomyopathy. It also focuses on pipeline to treat a range of genetic and cardiac diseases. The company was incorporated in 2025 and is headquartered in San Diego, California. Show more

10578 Science Center Drive, Suite 125, San Diego, CA, 92121, United States

Biotechnology

Healthcare

Market Cap

213.3M

52 Wk Range

$13.06 - $16.77

Previous Close

$14.55

Open

$14.47

Volume

692,326

Day Range

$13.57 - $14.54

Enterprise Value

-52.84M

Cash

270M

Avg Qtr Burn

-19.25M

Insider Ownership

2.79%

Institutional Own.

0.50%

Qtr Updated

12/31/25

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Drug & Indication	Stage & Event	Catalyst Date
Delpacibart zotadirsen (del-zota) (AOC 1044) Details Duchenne muscular dystrophy (DMD44)	BLA Submission	Some catalyst date You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details.Sign up now.
Delpacibart Etedesiran (Del-desiran) (AOC 1001) Details Myotonic Dystrophy Type 1 (DM1)	Phase 3 Data readout	Some catalyst date You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details.Sign up now.
Delpacibart Braxlosiran (del-brax/AOC 1020) Details Facioscapulohumeral muscular dystrophy (FSHD)	Phase 3 Data readout	Some catalyst date You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details.Sign up now.