8-K Announcements
6Jan 6, 2026·SEC
Nov 14, 2025·SEC
Nov 13, 2025·SEC
Mersana Therapeutics, Inc. (MRSN) fundamental analysis — strengths, weaknesses & financial health based on data analysis
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Mersana Therapeutics, Inc. (MRSN) stock price & volume — 10-year historical chart
Mersana Therapeutics, Inc. (MRSN) revenue, earnings & EPS growth — 3, 5 & 10-year CAGR
Mersana Therapeutics, Inc. (MRSN) EPS & revenue vs analyst estimates — last 4 quarters
| Quarter | Date | EPS (Act vs Est) | Revenue (Act vs Est) |
|---|---|---|---|
| Q2 2026Latest | Mar 2, 2026 | $2.75vs $3.05+10.0% | —vs $5M |
| Q4 2025 | Nov 14, 2025 | $1.51vs $1.44-4.9% | $11Mvs $2M+442.3% |
| Q3 2025 | Aug 13, 2025 | $4.08vs $3.75-8.8% | $3Mvs $11M-71.2% |
| Q2 2025 | May 15, 2025 | $4.75vs $5.25+9.5% | $3Mvs $6M-55.0% |
Mersana Therapeutics, Inc. (MRSN) competitors in Oncology Therapeutics Developers — business model, growth, and fundamentals comparison
Mersana Therapeutics, Inc. (MRSN) vs competitors — business, growth, and fundamentals comparison against the closest industry rivals.
Mersana Therapeutics, Inc. (MRSN) annual income statement — 10-year revenue, gross profit & net income history
| Metric | Dec'16 | Dec'17 | Dec'18 | Dec'19 | Dec'20 | Dec'21 | Dec'22 | Dec'23 | Dec'24 | TTM |
|---|---|---|---|---|---|---|---|---|---|---|
Sales/Revenue | 25.17M | 17.55M | 10.59M | 42.12M | 828K | 43K | 26.58M | 36.85M | 40.5M | 33.18M |
Revenue Growth % | 142.99% | -30.3% | -39.62% | 297.61% | -98.03% | -94.81% | 61716.28% | 38.65% | 9.88% | -4.76% |
Cost of Goods Sold | 32.01M | 928K | 59.91M | 0 | 67.04M | 0 | 0 | 0 | 0 | 287K |
COGS % of Revenue | 127.16% | 5.29% | 565.56% | - | 8096.14% | - | - | - | - | - |
Gross Profit | -6.84M▲ 0% | 16.62M▲ 343.0% | -49.32M▼ 396.8% | 42.12M▲ 185.4% | -66.21M▼ 257.2% | 43K▲ 100.1% | 26.58M▲ 61716.3% | 36.85M▲ 38.7% | 40.5M▲ 9.9% | 32.89M▲ 0% |
Gross Margin % | -27.16% | 94.71% | -465.56% | 100% | -7996.14% | 100% | 100% | 100% | 100% | 99.13% |
Gross Profit Growth % | 37.81% | 343.05% | -396.81% | 185.41% | -257.18% | 100.06% | 61716.28% | 38.65% | 9.88% | - |
Operating Expenses | 38.99M | 57.16M | 76.25M | 72.32M | 88.94M | 168.9M | 230.35M | 207.81M | 113.83M | 100.27M |
OpEx % of Revenue | 154.91% | 325.8% | 719.74% | 171.69% | 10741.3% | 392793.02% | 866.59% | 563.86% | 281.09% | - |
Selling, General & Admin | 6.98M | 10.46M | 16.33M | 17.28M | 21.9M | 36.89M | 56.96M | 59.54M | 40.81M | 31.53M |
SG&A % of Revenue | 27.75% | 59.63% | 154.18% | 41.03% | 2645.17% | 85786.05% | 214.3% | 161.56% | 100.78% | - |
Research & Development | 32.01M | 46.7M | 59.91M | 55.04M | 67.04M | 132.01M | 173.38M | 148.27M | 73.02M | 69.03M |
R&D % of Revenue | 127.16% | 266.17% | 565.56% | 130.67% | 8096.14% | 307006.98% | 652.29% | 402.3% | 180.31% | - |
Other Operating Expenses | 0 | 0 | 1.4M | 0 | 0 | 0 | 0 | 0 | 0 | -287K |
Operating Income | -13.82M▲ 0% | -39.62M▼ 186.6% | -65.66M▼ 65.7% | -30.2M▲ 54.0% | -155.15M▼ 413.7% | -168.86M▼ 8.8% | -203.77M▼ 20.7% | -170.96M▲ 16.1% | -73.34M▲ 57.1% | -67.38M▲ 0% |
Operating Margin % | -54.91% | -225.8% | -619.74% | -71.69% | -18737.44% | -392693.02% | -766.59% | -463.86% | -181.09% | -203.06% |
Operating Income Growth % | 15.42% | -186.64% | -65.72% | 54% | -413.73% | -8.84% | -20.67% | 16.1% | 57.1% | - |
EBITDA | -13.17M | -38.69M | -64.4M | -28.95M | -154.14M | -168M | -202.84M | -169.44M | -71.71M | -66.29M |
EBITDA Margin % | -52.31% | -220.51% | -607.87% | -68.74% | -18615.46% | -390704.65% | -763.1% | -459.75% | -177.07% | -199.79% |
EBITDA Growth % | 17.94% | -193.86% | -66.45% | 55.04% | -432.33% | -9% | -20.74% | 16.47% | 57.68% | 14.77% |
D&A (Non-Cash Add-back) | 655K | 928K | 1.26M | 1.25M | 1.01M | 855K | 927K | 1.52M | 1.63M | 1.09M |
EBIT | -13.82M | -38.71M | -64.26M | -27.97M | -88.11M | -168.79M | -200.88M | -167.6M | -64.9M | -67.33M |
Net Interest Income | 121K | 910K | 1.4M | 1.99M | 65K | -1.2M | -445K | 8M | 4.56M | 1.43M |
Interest Income | 121K | 910K | 1.4M | 2.23M | 424K | 65K | 2.88M | 12.07M | 8.44M | 4.17M |
Interest Expense | 0 | 0 | 0 | 234K | 359K | 1.27M | 3.33M | 4.07M | 3.87M | 2.75M |
Other Income/Expense | 121K | 910K | 1.4M | 1.99M | 67.1M | -1.2M | -445K | -713K | 4.56M | -2.71M |
Pretax Income | -13.7M▲ 0% | -38.71M▼ 182.5% | -64.26M▼ 66.0% | -28.21M▲ 56.1% | -88.05M▼ 212.1% | -170.06M▼ 93.2% | -204.21M▼ 20.1% | -171.67M▲ 15.9% | -68.77M▲ 59.9% | -70.08M▲ 0% |
Pretax Margin % | -54.43% | -220.62% | -606.54% | -66.97% | -10633.45% | -395488.37% | -768.26% | -465.8% | -169.82% | -211.21% |
Income Tax | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 418K | 0 |
Effective Tax Rate % | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | -0.61% | 0% |
Net Income | -13.7M▲ 0% | -38.71M▼ 182.5% | -64.26M▼ 66.0% | -28.21M▲ 56.1% | -88.05M▼ 212.1% | -170.06M▼ 93.2% | -204.21M▼ 20.1% | -171.67M▲ 15.9% | -69.19M▲ 59.7% | -70.08M▲ 0% |
Net Margin % | -54.43% | -220.62% | -606.54% | -66.97% | -10633.45% | -395488.37% | -768.26% | -465.8% | -170.86% | -211.21% |
Net Income Growth % | 16.61% | -182.53% | -66.01% | 56.1% | -212.13% | -93.15% | -20.08% | 15.94% | 59.69% | 6.08% |
Net Income (Continuing) | -13.7M | -38.71M | -64.26M | -28.21M | -88.05M | -170.06M | -204.21M | -171.67M | -69.19M | -70.08M |
Discontinued Operations | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Minority Interest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
EPS (Diluted) | -19.58▲ 0% | -42.95▼ 119.4% | -69.75▼ 62.4% | -16.21▲ 76.8% | -35.80▼ 120.9% | -60.24▼ 68.3% | -54.51▲ 9.5% | -36.96▲ 32.2% | -14.12▲ 61.8% | -14.05▲ 0% |
EPS Growth % | 16.61% | -119.36% | -62.4% | 76.76% | -120.85% | -68.27% | 9.51% | 32.2% | 61.8% | 8.03% |
EPS (Basic) | -19.58 | -43.00 | -69.75 | -16.25 | -35.80 | -60.24 | -54.51 | -36.96 | -14.12 | - |
Diluted Shares Outstanding | 699.73K | 901.17K | 921.29K | 1.74M | 2.46M | 2.82M | 3.75M | 4.64M | 4.9M | 4.99M |
Basic Shares Outstanding | 699.73K | 900.14K | 921.29K | 1.74M | 2.46M | 2.82M | 3.75M | 4.64M | 4.9M | 4.99M |
Dividend Payout Ratio | - | - | - | - | - | - | - | - | - | - |
Mersana Therapeutics, Inc. (MRSN) balance sheet — assets, liabilities & shareholders' equity
| Metric | Dec'16 | Dec'17 | Dec'18 | Dec'19 | Dec'20 | Dec'21 | Dec'22 | Dec'23 | Dec'24 | TTM |
|---|---|---|---|---|---|---|---|---|---|---|
Total Current Assets | 102.17M | 117.54M | 70.13M | 101.33M | 258.58M | 188.9M | 319.22M | 214.06M | 136.9M | 59.99M |
Cash & Short-Term Investments | 100.3M | 114.73M | 70.13M | 99.79M | 255.09M | 177.95M | 280.71M | 209.08M | 134.62M | 56.39M |
Cash Only | 100.3M | 26.59M | 59.63M | 62.35M | 255.09M | 177.95M | 128.88M | 174.56M | 107.75M | 56.39M |
Short-Term Investments | 0 | 88.14M | 10.5M | 37.44M | 0 | 0 | 151.83M | 34.52M | 26.87M | 0 |
Accounts Receivable | 1.05M | 784K | 459K | 0 | 0 | 0 | 30M | 0 | 0 | 168K |
Days Sales Outstanding | 15.24 | 16.31 | 15.81 | - | - | - | 411.95 | - | - | 1.19 |
Inventory | 0 | 0 | -4.17M | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Days Inventory Outstanding | - | - | - | - | - | - | - | - | - | - |
Other Current Assets | 0 | 2.02M | 3.71M | 1.54M | 0 | 10.95M | 8.51M | 4.97M | 2.28M | 3.43M |
Total Non-Current Assets | 2.91M | 13.17M | 8.37M | 6.21M | 14.82M | 17.21M | 15.12M | 12M | 7.76M | 2.7M |
Property, Plant & Equipment | 2.48M | 2.32M | 2.69M | 4.76M | 12.67M | 14.86M | 14.46M | 11.53M | 6.78M | 2.2M |
Fixed Asset Turnover | 10.14x | 7.57x | 3.93x | 8.85x | 0.07x | 0.00x | 1.84x | 3.20x | 5.97x | 7.16x |
Goodwill | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Intangible Assets | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Long-Term Investments | 321K | 10.48M | 371K | 321K | 321 | 478K | 0 | 0 | 0 | 657K |
Other Non-Current Assets | 110K | 371K | 5.31M | 1.13M | 2.15M | 1.88M | 661K | 478K | 978K | 500K |
Total Assets | 105.09M▲ 0% | 130.72M▲ 24.4% | 78.5M▼ 39.9% | 107.54M▲ 37.0% | 273.4M▲ 154.2% | 206.11M▼ 24.6% | 334.34M▲ 62.2% | 226.06M▼ 32.4% | 144.66M▼ 36.0% | 62.69M▲ 0% |
Asset Turnover | 0.24x | 0.13x | 0.13x | 0.39x | 0.00x | 0.00x | 0.08x | 0.16x | 0.28x | 0.33x |
Asset Growth % | 629.31% | 24.39% | -39.94% | 36.99% | 154.23% | -24.61% | 62.21% | -32.39% | -36.01% | -195.12% |
Total Current Liabilities | 28.39M | 31.88M | 69.42M | 24.07M | 30M | 47.52M | 91.53M | 63.64M | 62.46M | 43.27M |
Accounts Payable | 2.07M | 3.07M | 10.73M | 7.3M | 8.34M | 12.32M | 13.95M | 7.32M | 4.33M | 2.39M |
Days Payables Outstanding | 23.58 | 1.21K | 65.35 | - | 45.41 | - | - | - | - | 4.46K |
Short-Term Debt | 0 | 0 | 0 | 667K | 93K | 0 | 0 | 2.08M | 12.5M | 2.29M |
Deferred Revenue (Current) | 22.73M | 21.64M | 46.2M | 4.82M | 3.99M | 3.94M | 30.61M | 28.15M | 22.17M | 89.84M |
Other Current Liabilities | 1.31M | 4.13M | 9.46M | 5.04M | 10.83M | 21.64M | 990K | 13.88M | 12.26M | 14.81M |
Current Ratio | 3.60x | 3.69x | 1.01x | 4.21x | 8.62x | 3.97x | 3.49x | 3.36x | 2.19x | 1.39x |
Quick Ratio | 3.60x | 3.69x | 1.07x | 4.21x | 8.62x | 3.97x | 3.49x | 3.36x | 2.19x | 1.39x |
Cash Conversion Cycle | - | - | - | - | - | - | - | - | - | -4.46K |
Total Non-Current Liabilities | 132.32M | 28.84M | 282K | 5.15M | 15.31M | 36.85M | 150.75M | 125.52M | 91.71M | 78.95M |
Long-Term Debt | 0 | 0 | 0 | 4.2M | 4.98M | 24.63M | 24.93M | 23.15M | 10.95M | 0 |
Capital Lease Obligations | 0 | 0 | 0 | 677K | 10.16M | 11.25M | 8.57M | 5.2M | 1.29M | 1.55M |
Deferred Tax Liabilities | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Other Non-Current Liabilities | 94.75M | 67K | 282K | 275K | 174K | 974K | 203K | 1K | 8K | 78.95M |
Total Liabilities | 160.71M | 60.72M | 69.71M | 29.22M | 45.31M | 84.37M | 242.28M | 189.16M | 154.17M | 122.22M |
Total Debt | 0 | 0 | 0 | 7.76M | 16.66M | 38.18M | 36.3M | 33.83M | 28.6M | 2.29M |
Net Debt | -100.3M | -26.59M | -59.63M | -54.59M | -238.43M | -139.77M | -92.58M | -140.73M | -79.15M | -54.1M |
Debt / Equity | - | - | - | 0.10x | 0.07x | 0.31x | 0.39x | 0.92x | - | -0.04x |
Debt / EBITDA | - | - | - | - | - | - | - | - | - | -0.03x |
Net Debt / EBITDA | - | - | - | - | - | - | - | - | - | 0.82x |
Interest Coverage | - | - | - | -129.06x | -432.16x | -133.27x | -61.23x | -41.97x | -18.93x | -24.52x |
Total Equity | -55.62M▲ 0% | 69.99M▲ 225.8% | 8.79M▼ 87.4% | 78.32M▲ 790.5% | 228.09M▲ 191.2% | 121.74M▼ 46.6% | 92.06M▼ 24.4% | 36.9M▼ 59.9% | -9.51M▼ 125.8% | -59.54M▲ 0% |
Equity Growth % | -30.28% | 225.85% | -87.43% | 790.48% | 191.23% | -46.63% | -24.38% | -59.91% | -125.77% | -6842.33% |
Book Value per Share | -79.49 | 77.67 | 9.55 | 45.02 | 92.74 | 43.12 | 24.57 | 7.95 | -1.94 | -11.94 |
Total Shareholders' Equity | -55.62M | 69.99M | 8.79M | 78.32M | 228.09M | 121.74M | 92.06M | 36.9M | -9.51M | -59.54M |
Common Stock | 1K | 3K | 3K | 5K | 7K | 7K | 11K | 12K | 12K | 0 |
Retained Earnings | -59.17M | -97.88M | -164.17M | -192.37M | -280.42M | -450.48M | -654.69M | -826.36M | -895.55M | -951.52M |
Treasury Stock | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Accumulated OCI | -4.21M | -149K | -8K | 25K | 0 | 0 | -152K | 11K | 10K | 0 |
Minority Interest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Mersana Therapeutics, Inc. (MRSN) cash flow — operating, investing & free cash flow history
| Metric | Dec'16 | Dec'17 | Dec'18 | Dec'19 | Dec'20 | Dec'21 | Dec'22 | Dec'23 | Dec'24 | TTM |
|---|---|---|---|---|---|---|---|---|---|---|
Cash from Operations | 31.59M | -42.68M | -55.22M | -67.74M | -74.7M | -139.99M | -49.36M | -168.88M | -82.34M | -74.37M |
Operating CF Margin % | 125.49% | -243.25% | -521.2% | -160.82% | -9021.26% | -325553.49% | -185.71% | -458.23% | -203.32% | - |
Operating CF Growth % | 427.81% | -235.11% | -29.38% | -22.69% | -10.26% | -87.41% | 64.74% | -242.12% | 51.24% | 109.34% |
Net Income | -13.7M | -38.71M | -64.26M | -28.21M | -88.05M | -170.06M | -204.21M | -171.67M | -69.19M | -70.08M |
Depreciation & Amortization | 655K | 928K | 1.26M | 1.25M | 1.01M | 855K | 927K | 1.52M | 1.63M | 1.09M |
Stock-Based Compensation | 668K | 1.42M | 3.88M | 4.87M | 7.17M | 18.41M | 21.52M | 21.14M | 16.46M | 9.26M |
Deferred Taxes | -102K | -134K | -386K | -222K | 0 | 0 | 0 | 0 | 0 | 0 |
Other Non-Cash Items | 102K | -159K | 110K | 103K | 62K | 723K | -699K | -1.1M | -496K | 3.83M |
Working Capital Changes | 43.97M | -6.03M | 4.18M | -45.53M | 5.11M | 10.09M | 133.1M | -18.76M | -30.74M | -18.47M |
Change in Receivables | -411K | 267K | 325K | 459K | 0 | 0 | -30M | 30M | 0 | 1.1M |
Change in Inventory | 1.42M | 2.42M | 2.61M | -1.5M | 0 | 0 | 0 | 0 | 0 | 0 |
Change in Payables | -325K | 1.33M | 7.38M | -3.11M | 942K | 483K | 947K | -6.08M | -2.86M | 360K |
Cash from Investing | -1.08M | -99.62M | 87.19M | -27.29M | 37.03M | -648K | -152.72M | 119.88M | 11.44M | 77.77M |
Capital Expenditures | -1.08M | -1.14M | -1.37M | -605K | -473K | -648K | -2.2M | -2.17M | -132K | 0 |
CapEx % of Revenue | 4.31% | 6.51% | 12.93% | 1.44% | 57.13% | 1506.98% | 8.27% | 5.88% | 0.33% | 0% |
Acquisitions | 0 | 0 | 0 | 26.69M | 0 | 0 | 150.52M | 0 | 0 | 395K |
Investments | - | - | - | - | - | - | - | - | - | - |
Other Investing | 0 | -98.48M | 88.56M | -26.69M | 0 | 0 | -150.52M | 0 | 0 | 372K |
Cash from Financing | 58.26M | 68.6M | 1.06M | 97.7M | 230.41M | 63.65M | 153.02M | 94.67M | 4.09M | -25.87M |
Debt Issued (Net) | 0 | 0 | 0 | 4.88M | -313K | 18.34M | -272K | -262K | -2.23M | -26.13M |
Equity Issued (Net) | 1000K | 1000K | 0 | 1000K | 1000K | 1000K | 1000K | 1000K | 1000K | 257K |
Dividends Paid | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Share Repurchases | 0 | 0 | 146K | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Other Financing | 105K | 452K | 1.06M | 664K | 3.7M | 2.22M | 2.4M | 1.4M | 542K | 0 |
Net Change in Cash | 88.76M▲ 0% | -73.71M▼ 183.0% | 33.04M▲ 144.8% | 2.67M▼ 91.9% | 192.74M▲ 7127.0% | -76.99M▼ 139.9% | -49.06M▲ 36.3% | 45.68M▲ 193.1% | -66.81M▼ 246.3% | -22.48M▲ 0% |
Free Cash Flow | 30.5M▲ 0% | -43.82M▼ 243.7% | -56.59M▼ 29.1% | -68.35M▼ 20.8% | -75.17M▼ 10.0% | -140.64M▼ 87.1% | -51.56M▲ 63.3% | -171.05M▼ 231.7% | -82.47M▲ 51.8% | -74.37M▲ 0% |
FCF Margin % | 121.19% | -249.77% | -534.13% | -162.26% | -9078.38% | -327060.47% | -193.97% | -464.12% | -203.65% | -224.14% |
FCF Growth % | 397.45% | -243.66% | -29.13% | -20.79% | -9.98% | -87.09% | 63.34% | -231.75% | 51.78% | 22.18% |
FCF per Share | 43.59 | -48.63 | -61.42 | -39.29 | -30.56 | -49.81 | -13.76 | -36.83 | -16.83 | -14.91 |
FCF Conversion (FCF/Net Income) | -2.31x | 1.10x | 0.86x | 2.40x | 0.85x | 0.82x | 0.24x | 0.98x | 1.19x | 1.06x |
Interest Paid | 0 | 0 | 0 | 0 | 234K | 0 | 0 | 0 | 3.47M | 1.02M |
Taxes Paid | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 418K | 0 |
Mersana Therapeutics, Inc. (MRSN) financial ratios — P/E, ROE, debt and 30+ core market and balance-sheet ratios
| Metric | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | TTM |
|---|---|---|---|---|---|---|---|---|---|---|
Return on Equity (ROE) | - | -538.53% | -163.11% | -64.76% | -57.47% | -97.22% | -191.03% | -266.24% | -505.14% | 183.15% |
Return on Invested Capital (ROIC) | - | - | - | - | -1738.14% | - | - | - | - | 48.09% |
Gross Margin | -27.16% | 94.71% | -465.56% | 100% | -7996.14% | 100% | 100% | 100% | 100% | 99.13% |
Net Margin | -54.43% | -220.62% | -606.54% | -66.97% | -10633.45% | -395488.37% | -768.26% | -465.8% | -170.86% | -211.21% |
Debt / Equity | - | - | - | 0.10x | 0.07x | 0.31x | 0.39x | 0.92x | - | -0.04x |
Interest Coverage | - | - | - | -129.06x | -432.16x | -133.27x | -61.23x | -41.97x | -18.93x | -24.52x |
FCF Conversion | -2.31x | 1.10x | 0.86x | 2.40x | 0.85x | 0.82x | 0.24x | 0.98x | 1.19x | 1.06x |
Revenue Growth | 142.99% | -30.3% | -39.62% | 297.61% | -98.03% | -94.81% | 61716.28% | 38.65% | 9.88% | -4.76% |
Mersana Therapeutics, Inc. (MRSN) SEC filings — annual & quarterly reports (10-K, 10-Q)
Jan 6, 2026·SEC
Nov 14, 2025·SEC
Nov 13, 2025·SEC
Mersana Therapeutics, Inc. (MRSN) stock FAQ — growth, dividends, profitability & financials explained
Mersana Therapeutics, Inc. (MRSN) reported $33.2M in revenue for fiscal year 2024. This represents a 220% increase from $10.4M in 2015.
Mersana Therapeutics, Inc. (MRSN) grew revenue by 9.9% over the past year. This is steady growth.
Mersana Therapeutics, Inc. (MRSN) reported a net loss of $70.1M for fiscal year 2024.
Mersana Therapeutics, Inc. (MRSN) has a return on equity (ROE) of -505.1%. Negative ROE indicates the company is unprofitable.
Mersana Therapeutics, Inc. (MRSN) had negative free cash flow of $74.4M in fiscal year 2024, likely due to heavy capital investments.