
PART I. FINANCIAL INFORMATION Financial Statements Q2 2025 revenues increased to $22.2 million, net loss narrowed to $36.3 million, with $176.5 million in cash and marketable securities, including $70 million from a royalty sale Consolidated Balance Sheets Total current assets were $204.9 million, total liabilities $198.8 million (including a new $70.3 million royalty liability), and stockholders' equity decreased to $46.6 million Consolidated Balance Sheet Highlights (in thousands) | Account | June 30, 2025 (unaudited) | December 31, 2024 | | :--- | :--- | :--- | | Current Assets | | | | Cash and cash equivalents | $130,686 | $182,840 | | Total current assets | $204,945 | $217,490 | | Total Assets | $245,416 | $261,655 | | Current Liabilities | | | | Total current liabilities | $39,000 | $55,530 | | Liability related to future royalties | $70,260 | $— | | Total Liabilities | $198,798 | $145,598 | | Total Stockholders' Equity | $46,618 | $116,057 | Consolidated Statements of Operations and Comprehensive Loss Q2 2025 total revenues doubled to $22.2 million, driven by contract manufacturing, while net loss narrowed to $36.3 million due to reduced R&D and SG&A expenses Statement of Operations Summary (in thousands, except per share data) | Metric | Three Months Ended June 30, 2025 | Three Months Ended June 30, 2024 | Six Months Ended June 30, 2025 | Six Months Ended June 30, 2024 | | :--- | :--- | :--- | :--- | :--- | | Total Revenues | $22,241 | $10,797 | $35,434 | $19,901 | | Research and development | $40,791 | $51,732 | $80,489 | $97,760 | | Selling, general and administrative | $9,302 | $14,423 | $20,020 | $29,133 | | Loss from operations | ($36,758) | ($58,181) | ($79,381) | ($111,931) | | Net loss | ($36,251) | ($55,664) | ($77,287) | ($107,854) | | Basic and diluted net loss per common share | ($0.57) | ($0.89) | ($1.23) | ($1.73) | Consolidated Statements of Cash Flows H1 2025 saw $93.9 million net cash used in operations, $27.7 million in investing, and $69.5 million provided by financing, resulting in a $52.2 million net decrease in cash Cash Flow Summary (in thousands) | Activity | Six Months Ended June 30, 2025 | Six Months Ended June 30, 2024 | | :--- | :--- | :--- | | Net cash used in operating activities | ($93,875) | ($90,128) | | Net cash (used in) provided by investing activities | ($27,736) | $72,231 | | Net cash provided by financing activities | $69,457 | $873 | | Net change in cash and cash equivalents | ($52,154) | ($17,024) | | Cash and cash equivalents at end of period | $130,686 | $83,932 | Notes to Consolidated Financial Statements Notes detail the company's biopharmaceutical focus, a new $70 million royalty monetization, collaboration revenue, and management's belief in sufficient funding for the next twelve months - The company is a clinical-stage biopharmaceutical company focused on developing antibody-based therapeutics for cancer, including antibody-drug conjugates (ADCs) and multi-specific antibodies (DART® and TRIDENT® molecules)20 - Proprietary product candidates in clinical development include lorigerlimab (PD-1 x CTLA-4), MGC026 (B7-H3 ADC), and MGC028 (ADAM9 ADC)20 - Based on its cash flow forecast, the company believes its current resources are sufficient to fund its operating plans for a minimum of twelve months from the filing date of this report24 - In June 2025, the company sold its right to receive royalties on global net sales of ZYNYZ to Sagard Healthcare Partners for a cash payment of $70.0 million The proceeds were recorded as a liability394041 R&D Expense by Program (Six Months Ended June 30, in thousands) | Program | 2025 | 2024 | | :--- | :--- | :--- | | Lorigerlimab | $19,425 | $20,625 | | Vobramitamab duocarmazine | $12,653 | $21,706 | | MGC026 | $8,914 | $7,852 | | MGC028 | $8,676 | $15,882 | | MGC030 | $8,172 | $4,911 | Management's Discussion and Analysis of Financial Condition and Results of Operations Revenue grew 78% in H1 2025 due to manufacturing and collaborations, R&D expenses decreased 18%, and a $69.7 million royalty deal extends the cash runway through H1 2027 Results of Operations H1 2025 total revenue increased by $15.5 million to $35.4 million, driven by contract manufacturing and collaborations, while R&D and SG&A expenses decreased due to program discontinuation and reduced commercialization activities Revenue Comparison (Six Months Ended June 30, in millions) | Revenue Source | 2025 | 2024 | Change $ | Change % | | :--- | :--- | :--- | :--- | :--- | | Collaborative and other agreements | $13.9 | $3.8 | $10.1 | 266% | | Product sales, net | $— | $10.1 | ($10.1) | (100)% | | Contract manufacturing | $21.5 | $5.2 | $16.3 | 313% | | Total revenue | $35.4 | $19.9 | $15.5 | 78% | Research & Development Expense Comparison (Six Months Ended June 30, in millions) | Program | 2025 | 2024 | Change $ | Change % | | :--- | :--- | :--- | :--- | :--- | | Vobramitamab duocarmazine | $12.7 | $21.7 | ($9.0) | (41)% | | MGC028 | $8.7 | $15.9 | ($7.2) | (45)% | | Margetuximab | $0.7 | $6.0 | ($5.3) | (88)% | | Total R&D Expense | $80.5 | $97.8 | ($17.3) | (18)% | - Selling, general and administrative expenses decreased for the six months ended June 30, 2025, primarily due to lower stock-based compensation and reduced professional fees following the cessation of commercialization activities for MARGENZA99 Liquidity and Capital Resources Primary funding sources include equity and collaborations; H1 2025 financing provided $69.4 million from a royalty sale, extending the cash runway through the first half of 2027 - Net cash provided by financing activities for the first six months of 2025 was $69.4 million, which includes $69.7 million in net proceeds from the sale of future ZYNYZ royalties to Sagard Healthcare Partners100103 - Management anticipates that cash, cash equivalents, and marketable securities as of June 30, 2025, combined with projected payments from partners and cost-saving initiatives, will support the company's cash runway through the first half of 2027106 Quantitative and Qualitative Disclosures about Market Risk Market risk exposure remains materially unchanged since December 31, 2024 - As of June 30, 2025, the company's exposure to market risk has not changed materially from what was disclosed in its Annual Report for the fiscal year ended December 31, 2024108 Controls and Procedures Disclosure controls and procedures were effective as of June 30, 2025, with no material changes in internal control over financial reporting - The principal executive officer and principal financial officer concluded that the company's disclosure controls and procedures were effective at a reasonable assurance level as of June 30, 2025109 - No changes in internal control over financial reporting occurred during the second quarter of 2025 that materially affected, or are reasonably likely to materially affect, these controls110 PART II. OTHER INFORMATION Legal Proceedings Ongoing legal proceedings are not expected to have a material adverse effect on the company's business, financial condition, or results of operations - The company does not currently expect any ongoing legal proceedings to have a material adverse effect on its business, financial condition, or results of operations111 Risk Factors No material changes to risk factors have occurred since the Annual Report on Form 10-K for FY2024 and Q1 2025 Form 10-Q - No material changes have occurred in the risk factors described in the company's Annual Report on Form 10-K for the fiscal year ended December 31, 2024, and the Q1 2025 Form 10-Q112 Other Information No directors or officers adopted, modified, or terminated Rule 10b5-1 trading arrangements during Q2 2025 - No directors or officers adopted, modified, or terminated a Rule 10b5-1 trading plan during the three months ended June 30, 2025113 Exhibits Exhibits include CEO/CFO certifications and the Purchase and Sale Agreement with Sagard Healthcare Partners for royalty monetization - Key exhibits filed include the Purchase and Sale Agreement with Sagard Healthcare Partners, dated June 9, 2025, and certifications from the Principal Executive Officer and Principal Financial Officer114