Avidity Biosciences, Inc., a biopharmaceutical company, engages in the development of oligonucleotide-based therapies. It develops antibody oligonucleotide conjugates (AOC) that are designed to treat a range of serious diseases. The company's lead product candidate AOC 1001 is used for the treatment of myotonic dystrophy type 1, a rare monogenic muscle disease; AOC 1044 for the treatment of Duchenne Muscular Dystrophy; and AOC 1020 designed to treat facioscapulohumeral muscular dystrophy which are in preclinical stage. It also offers Lumizyme therapy for Pompe diseases. Avidity Biosciences, Inc. was incorporated in 2012 and is headquartered in San Diego, California.

Avidity Biosciences, Inc.

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Assets	Sep '25	Jun '25	Mar '25	Dec '24	Sep '24	Jun '24
Cash and Cash Equivalents	350.2	243.9	254.2	219.9	370.2	575.8
Cash and Cash Equivalents
Short-Term Investments	1,525.7	939.2	1,125.7	1,281.6	1,218.4	723.3
Marketable Securities
Total Cash and Cash Equivalents	1,875.8	1,183.1	1,379.9	1,501.5	1,588.6	1,299
Other Current Assets	93	70.2	57.9	43.6	36.1	32.6
Prepaid and Other Current Assets
Restricted Cash
Total Current Assets	1,966	1,250.6	1,435	1,542.3	1,621.9	1,328.8
Total Current Assets
Net Property, Plant & Equipment	74.4	24.8	20.6	18.3	15.8	15.5
Property and Equipment, Net
Right-of-Use Assets
Other Long-Term Assets	91	90.8	0.7	0.5	0.3	0.4
Other Assets
Total Assets	2,134.2	1,368.9	1,459.1	1,563.9	1,640.8	1,347.4
Total Assets

Liabilities	Sep '25	Jun '25	Mar '25	Dec '24	Sep '24	Jun '24
Accounts Payable	9.6	3.9	—	8.5	—	—
Accounts Payable
Accrued Expenses	137.2	113.7	12.8	64.7	18.2	12.8
Accrued Expenses and Other Liabilities
Accrued Compensation
Current Portion of Long-Term Debt	—	—	—	—	—	—
Long-Term Debt, Current Portion
Current Portion of Leases	4	3.9	3.9	3.8	3.8	3.8
Lease Liabilities, Current Portion
Unearned Revenue	19.1	13.5	14	21	19.7	26.7
Deferred Revenue, Current Portion
Other Current Liabilities	—	—	54.2	—	49.6	40.9
Accounts Payable and Accrued Liabilities
Total Current Liabilities	169.9	135.1	84.9	98	91.3	84.2
Total Current Liabilities
Long-Term Debt	—	—	—	—	—	—
Long-Term Debt, Net of Current Portion
Leases	46	1.2	2.1	3	3.8	4.6
Lease Liabilities, Net of Current Portion
Other Long-Term Liabilities	32.1	40	43.4	38	42.3	37.6
Deferred Revenue, Net of Current Portion
Other Long-Term Liabilities
Total Long-Term Liabilities	78.1	41.2	45.5	40.9	46.1	42.2
Total Liabilities	247.9	176.3	130.4	138.9	137.4	126.4
Total Liabilities

Equity	Sep '25	Jun '25	Mar '25	Dec '24	Sep '24	Jun '24
Common Stock	0	0	0	0	0	0
Common Stock
Additional Paid-in Capital	3,225.1	2,357	2,334.8	2,315.1	2,287.1	1,931.9
Additional Paid-in Capital
Accumulated Other Comprehensive Income	1.8	1.8	2.8	2.9	7.1	-0.5
Accumulated Other Comprehensive Income
Retained Earnings	-1,340.6	-1,166.2	-1,008.8	-893.1	-790.8	-710.4
Retained Earnings
Total Common Shareholders' Equity	1,886.3	1,192.7	1,328.7	1,425	1,503.4	1,221
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Minority Interests and Other	—	—	—	—	—	—
Convertible Preferred Stock, $0.0001 Par Value
Total Shareholders' Equity	1,886.3	1,192.7	1,328.7	1,425	1,503.4	1,221
Total Liabilities and Shareholders' Equity	2,134.2	1,368.9	1,459.1	1,563.9	1,640.8	1,347.4
Total Liabilities and Stockholders' Equity