MRSN · As filed with the SEC

Mersana Therapeutics balance sheet, by quarter

The statement as Mersana Therapeutics presents it in its 10-Q and 10-K: its own lines, labels and order. Tables over time lines up standardized figures across every filing.

Condensed Consolidated Balance Sheets · USD thousands

USD thousandsQ3 2025
Sep 30, 2025
Q2 2025
Jun 30, 2025
Q1 2025
Mar 31, 2025
Q4 2024
Dec 31, 2024
Assets
Current assets:
Cash and cash equivalents56,39176,972102,287107,750
Short-term marketable securities00026,870
Accounts receivable168266——
Prepaid expenses and other current assets3,4292,9033,9012,284
Total current assets59,98880,141106,188136,904
Property and equipment, net1631,0371,8872,203
Operating lease right-of-use assets2,0352,8953,7394,578
Other assets, noncurrent500500657978
Total assets62,68684,573112,471144,663
Liabilities and stockholders’ deficit
Current liabilities:
Accounts payable2,3932,9234,3744,330
Accrued expenses14,81315,18412,97418,964
Deferred revenue23,77020,18323,71522,168
Operating lease liabilities2,2933,2703,9613,856
Short-term debt, net017,35112,50012,500
Other current liabilities0427637640
Total current liabilities43,26959,33858,16162,458
Operating lease liabilities, noncurrent002621,292
Long-term debt, net007,90110,950
Deferred revenue, noncurrent78,95478,38177,01579,464
Other liabilities, noncurrent0008
Total liabilities122,223137,719143,339154,172
Stockholders' deficit:
Preferred stock, $0.0001 par value; 25,000,000 shares authorized; 0 shares issued and outstanding at September 30, 2025 and December 31, 2024, respectively0000
Common stock, $0.0001 par value; 350,000,000 shares authorized; 4,998,500 and 4,626,010 shares issued and outstanding at September 30, 2025 and December 31, 2024, respectively001212
Additional paid-in capital891,980890,826888,796886,022
Accumulated other comprehensive income00010
Accumulated deficit(951,517)(943,972)(919,676)(895,553)
Total stockholders’ deficit(59,537)(53,146)(30,868)(9,509)
Total liabilities and stockholders’ deficit62,68684,573112,471144,663

As filed on EDGAR · Not affiliated with the U.S. SEC · Not investment advice. Each column links to its filing.