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ADC Therapeutics (NYSE: ADCT) narrows Q1 loss, sees cash runway into 2028

Filing Impact
(High)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

ADC Therapeutics reported first quarter 2026 results, highlighting growing product sales but continuing losses. Net product revenue from ZYNLONTA reached $20.0 million, up from $17.4 million a year earlier, while total revenue was $20.9 million versus $23.0 million due to lower license revenue and royalties.

The company recorded a net loss of $33.0 million, improving from a $38.6 million loss in first quarter 2025. Adjusted net loss narrowed to $19.7 million, or $0.13 per share, from $24.0 million, or $0.22 per share, mainly driven by lower research and development spending.

Cash and cash equivalents were $231.0 million as of March 31, 2026, down from $261.3 million at year end 2025, and the company expects its cash runway to extend at least into 2028. Management also reiterated key clinical milestones, including LOTIS-5 Phase 3 topline data expected in the second quarter of 2026 and full LOTIS-5 and LOTIS-7 data anticipated by year end.

Positive

  • None.

Negative

  • None.

Insights

Q1 shows modest operating improvement, but ADC Therapeutics remains loss-making with heavy obligations.

Net product revenue grew to $20.0 million from $17.4 million, reflecting increased ZYNLONTA usage and pricing, but total revenue declined as prior-year license milestones did not repeat. Net loss narrowed to $33.0 million, and adjusted net loss to $19.7 million, driven mainly by lower R&D spending.

Operating costs fell, with total operating expense down about 10% and adjusted operating expenses down about 13% year over year, while selling and marketing rose to support commercialization. Cash of $231.0 million and an expected runway into 2028 are partly offset by substantial deferred royalty and loan balances and negative shareholders’ equity.

Strategically, the quarter sets up important clinical readouts: LOTIS-5 Phase 3 topline data are expected in the second quarter of 2026, and full LOTIS-5 and LOTIS-7 data by year end. The ultimate commercial and regulatory impact will depend on those results, future FDA interactions, and the company’s ability to manage its debt and royalty obligations alongside continued investment in ZYNLONTA.

Item 2.02 Results of Operations and Financial Condition Financial
Disclosure of earnings results, typically an earnings press release or preliminary financials.
Item 9.01 Financial Statements and Exhibits Exhibits
Financial statements, pro forma financial information, and exhibit attachments filed with this report.
Net product revenue $20.0 million Three months ended March 31, 2026; up from $17.4 million in 2025
Total net revenue $20.9 million Three months ended March 31, 2026; down from $23.0 million in 2025
Net loss $33.0 million Q1 2026; improved from $38.6 million in Q1 2025
Adjusted net loss $19.7 million Q1 2026; improved from $24.0 million in Q1 2025
Cash and cash equivalents $231.0 million As of March 31, 2026; company expects runway at least into 2028
Adjusted total operating expenses $42.9 million Q1 2026 non-GAAP; down from $49.1 million in Q1 2025
Deferred royalty obligation, long-term $304.7 million Balance sheet as of March 31, 2026
Weighted average shares outstanding 154,142,347 shares Basic and diluted, three months ended March 31, 2026
LOTIS-5 Phase 3 confirmatory trial medical
"LOTIS-5 Phase 3 confirmatory trial of ZYNLONTA® (loncastuximab tesirine-lpyl) in combination with rituximab"
supplemental Biologics License Application (sBLA) regulatory
"the Company intends to submit a supplemental Biologics License Application (sBLA) to the U.S. Food and Drug Administration"
A supplemental biologics license application (sBLA) is a formal request to a drug regulator to approve a change to a biologic product that already has a license, such as a new use, manufacturing process, dosage form, or labeling update. Investors care because approval can expand sales or reduce costs, while rejection or delay can create regulatory risk and affect revenue; think of it as asking permission to alter a proven recipe before selling the new version.
deferred royalty obligation financial
"Deferred royalty obligation, long-term | 304,687 ... Deferred royalty obligation interest expense"
share-based compensation expense financial
"Share-based compensation expense represents the cost of equity awards issued to our directors, management and employees"
Share-based compensation expense is the accounting cost a company records when it pays employees or executives with stock, stock options, or other equity instead of cash. It matters to investors because it reduces reported profits and can dilute existing owners’ stake over time — like a bakery paying workers with slices of cake instead of money, leaving fewer slices for original owners and changing each slice’s value.
accelerated approval regulatory
"ZYNLONTA received accelerated approval by the FDA and conditional approval from the European Commission"
Accelerated approval is a process that allows new medical treatments to be approved more quickly than usual if they address serious or life-threatening conditions and show promising early results. For investors, it signals that a treatment may reach the market sooner, potentially boosting a company's prospects, but it also involves some uncertainty since full evidence of effectiveness is still being gathered.
non-GAAP financial measures financial
"this document also contains certain non-GAAP financial measures based on management’s view of performance"
Non-GAAP financial measures are numbers companies use to show their financial performance that exclude certain expenses or income. They help investors see how the company might perform without one-time costs or other unusual items, giving a different perspective from official reports. However, since they can be adjusted, they don’t always tell the full story and should be looked at alongside standard financial figures.
Net product revenue $20.0 million
Total net revenue $20.9 million
Net loss $33.0 million
Net loss per share, basic and diluted $0.21 loss
Adjusted net loss $19.7 million
Adjusted net loss per share $0.13 loss
Total operating expense $46.1 million (10)% year-over-year
Adjusted total operating expenses $42.9 million (13)% year-over-year
false000177191000017719102026-05-042026-05-04

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K

CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of Earliest Event Reported): May 4, 2026

ADC Therapeutics SA
(Exact Name of Registrant as Specified in Its Charter)

Switzerland
(State or Other Jurisdiction of Incorporation)
001-39071
(Commission File Number)
N/A
(IRS Employer Identification Number)
Biopôle
Route de la Corniche 3B
1066 Epalinges
Switzerland
(Address of Principal Executive Offices) (Zip Code)



+41 21 653 02 00
(Registrant’s Telephone Number)

N/A
(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Exchange Act:
Title of Each ClassTrading SymbolName of Each Exchange on Which Registered
Common Shares, par value CHF 0.08 per shareADCTNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 C.F.R. §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 C.F.R. §240.12b-2). Emerging growth company
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.






Item 2.02. Results of Operations and Financial Condition.
On May 4, 2026, ADC Therapeutics SA (the “Company”) issued a press release announcing the Company’s financial results for the first quarter ended March 31, 2026. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and incorporated by reference herein.
The information contained in this Item 2.02 and Exhibit 99.1 shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits.

Exhibit NumberDescription
99.1
Press Release dated May 4, 2026
104Cover Page Interactive Data File (embedded within the Inline XBRL document)


SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

ADC Therapeutics SA
Date: May 4, 2026
By:/s/ Jose Carmona
Name:Jose Carmona
Title:Chief Financial Officer


Exhibit 99.1
image_4.jpg
ADC Therapeutics Reports First Quarter 2026 Financial Results and Provides Operational Updates

LOTIS-5 Phase 3 topline data expected in second quarter 2026, with full data for LOTIS-5 and LOTIS-7 anticipated by year end

First quarter 2026 net product revenue of $20.0 million

Cash and cash equivalents of $231.0 million as of March 31, 2026, with an expected cash runway at least into 2028

Company to host conference call today at 8:30 a.m. EDT

LAUSANNE, Switzerland, May 4, 2026 -- ADC Therapeutics SA (NYSE: ADCT), a commercial-stage global leader and pioneer in the field of antibody drug conjugates (ADCs), today reported financial results for the first quarter ended March 31, 2026, and provided recent operational updates.

“During the first quarter, we continued to build momentum across our ZYNLONTA program,” said Ameet Mallik, Chief Executive Officer of ADC Therapeutics. “Looking ahead, we have multiple near-term catalysts, including topline results from LOTIS-5 anticipated in the second quarter, full results expected from both LOTIS-5 and LOTIS-7 by year-end, as well as additional updates from the investigator-initiated studies in indolent lymphomas ahead. We believe that we are well-positioned to expand ZYNLONTA’s role across B-cell malignancies, accelerating our expected growth trajectory starting in 2027.”

First Quarter 2026 Operational Updates and Upcoming Milestones

LOTIS-5 topline results anticipated in 2Q 2026. The Company continues to expect to announce topline results from the LOTIS-5 Phase 3 confirmatory trial of ZYNLONTA® (loncastuximab tesirine-lpyl) in combination with rituximab in the second quarter of 2026, with full results anticipated by year-end. If positive, the Company intends to submit a supplemental Biologics License Application (sBLA) to the U.S. Food and Drug Administration (FDA) before year-end, with potential compendia inclusion in the first half of 2027 and confirmatory approval in 2L+ diffuse large B-cell lymphoma (DLBCL) thereafter.

LOTIS-7 trial ongoing with data anticipated by year-end. The LOTIS-7 Phase 1b trial evaluating ZYNLONTA® in combination with the bispecific antibody glofitamab (COLUMVI®) in patients with relapsed or refractory (r/r) DLBCL is ongoing, with expected completion of enrollment at the selected 150 µg/kg dose in the first half of 2026. The Company plans to share full data at a medical meeting and through publication by the end of 2026. The Company also intends to evaluate potential regulatory and compendia pathways.

Investigator-Initiated trials (IITs) evaluating ZYNLONTA in additional B-cell malignancies progressing. The University of Miami Sylvester Comprehensive Cancer Center-led multi-center trials of ZYNLONTA in combination with rituximab to treat r/r follicular lymphoma (FL) and ZYNLONTA as a monotherapy to treat marginal zone lymphoma (MZL) are ongoing. The Company anticipates publication of data from both IITs between the end of 2026 and mid-2027. Assuming positive data, the Company intends to assess potential regulatory and compendia pathways.







First Quarter 2026 Financial Results

Product Revenues: Net product revenues were $20.0 million for the first quarter of 2026, as compared to $17.4 million for the first quarter of 2025. The increase in revenue versus the prior year was primarily driven by volume increase, which reflects the normal variability in customer ordering patterns as well as higher price.

License Revenues and Royalties: License revenue and royalties were $0.8 million for the first quarter of 2026, as compared to $5.6 million for the first quarter of 2025. The decrease was primarily driven by a prior year milestone received from our partner.

Cost of Product Sales: Cost of product sales was $3.6 million for the first quarter of 2026, as compared to $2.1 million for the first quarter of 2025. The increase in cost of product sales was primarily attributable to a $1.2 million increase in certain personnel costs, which includes a change in focus of these personnel from research and development clinical supply activities to commercial manufacturing activities.

Research and Development (R&D) Expense: R&D expense was $19.9 million for the first quarter of 2026, as compared to $28.9 million for the first quarter of 2025. The decrease was primarily driven by a $6.1 million decrease in external costs as a result of discontinued programs and completion of the IND-enabling activities for our PSMA-targeting ADC. The decrease was also driven by a shift of certain personnel costs totaling $2.1 million to cost of product sales ($1.2 million), inventory capitalization ($0.6 million), and selling and marketing expense ($0.3 million), reflecting a change in focus of these personnel from research and development activities toward commercial manufacturing and fulfillment activities.

Selling and Marketing (S&M) Expense: S&M expense was $12.7 million for the first quarter of 2026, as compared to $10.6 million for the first quarter of 2025. The increase was primarily due to higher wages and benefits, and marketing and advertising expenses.

General & Administrative (G&A) Expense: G&A expense was $9.9 million for the first quarter of 2026, as compared to $10.0 million for the first quarter of 2025.

Total Operating Expenses and Adjusted Total Operating Expenses: Total operating expenses were $46.1 million for the first quarter of 2026, as compared to $51.5 million for the first quarter of 2025. On a non-GAAP basis, total adjusted operating expenses were $42.9 million for the first quarter of 2026, as compared to $49.1 million for the first quarter of 2025. The reduction in total adjusted operating expenses was primarily driven by lower R&D expenses.

Net Loss and Adjusted Net Loss: Net loss for the first quarter of 2026 was $33.0 million, or a net loss of $0.21 per basic and diluted share, as compared to a net loss of $38.6 million, or a net loss of $0.36 per basic and diluted share, for the first quarter of 2025. Adjusted net loss, which is a non-GAAP financial measure, was $19.7 million, or an adjusted net loss of $0.13 per basic and diluted share, for the first quarter of 2026, as compared to adjusted net loss of $24.0 million, or $0.22 per basic and diluted share, for the first quarter of 2025. The lower net loss and adjusted net loss were primarily due to lower operating expenses and on a per basic and diluted share basis, by a higher number of weighted average shares outstanding.

Cash and Cash Equivalents: As of March 31, 2026, cash and cash equivalents were $231.0 million, compared to $261.3 million as of December 31, 2025, a change primarily driven by cash used in operations and for annual bonus payments. The Company has an expected cash runway at least into 2028.

        


Conference Call Details

ADC Therapeutics management will host a conference call and live audio webcast to discuss first quarter 2026 financial results and provide a company update today at 8:30 a.m. EDT. To access the conference call, please register here. Registrants will receive the dial-in number and unique PIN. It is recommended that you join 10 minutes before the event, though you may pre-register at any time. A live webcast of the call will be available under "Events & Presentations" in the Investors section of the ADC Therapeutics website at ir.adctherapeutics.com. The archived webcast will be available for 30 days following the call.

About ADC Therapeutics

ADC Therapeutics (NYSE: ADCT) is a commercial-stage global leader and pioneer in the field of antibody drug conjugates (ADCs), transforming treatment for patients through our focused portfolio with ZYNLONTA (loncastuximab tesirine-lpyl).

ADC Therapeutics' CD19-directed ADC ZYNLONTA received accelerated approval by the FDA and conditional approval from the European Commission for the treatment of relapsed or refractory diffuse large B-cell lymphoma after two or more lines of systemic therapy. ZYNLONTA is also in development in combination with other agents and in earlier lines of therapy.

Headquartered in Lausanne (Biopôle), Switzerland, with operations in New Jersey, ADC Therapeutics is focused on driving innovation in ADC development with specialized capabilities from clinical to manufacturing and commercialization. Learn more at https://adctherapeutics.com/ and follow us on LinkedIn.

Use of Non-GAAP Financial Measures

In addition to financial information prepared in accordance with U.S. Generally Accepted Accounting Principles (GAAP), this document also contains certain non-GAAP financial measures based on management’s view of performance including:

Adjusted total operating expenses
Adjusted net loss
Adjusted net loss per share

Management uses such measures internally when monitoring and evaluating our operational performance, generating future operating plans and making strategic decisions regarding the allocation of capital. We believe that these adjusted financial measures provide useful information to investors and others in understanding and evaluating our operating results in the same manner as our management and facilitate operating performance comparability across both past and future reporting periods. These non-GAAP measures have limitations as financial measures and should be considered in addition to, and not in isolation or as a substitute for, the information prepared in accordance with GAAP. When preparing these supplemental non-GAAP measures, management typically excludes certain GAAP items that management does not believe are indicative of our ongoing operating performance. Furthermore, management does not consider these GAAP items to be normal, recurring cash operating expenses; however, these items may not meet the GAAP definition of unusual or non-recurring items. Since non-GAAP financial measures do not have standardized definitions and meanings, they may differ from the non-GAAP financial measures used by other companies, which reduces their usefulness as comparative financial measures. Because of these limitations, you should consider these adjusted financial measures alongside other GAAP financial measures.
        



The following items are excluded from adjusted total operating expenses:

Shared-Based Compensation Expense: We exclude share-based compensation expense from our adjusted financial measures because share-based compensation expense, which is non-cash, fluctuates from period to period based on factors that are not within our control, such as our stock price on the dates share-based grants are issued. Share-based compensation expense has been, and will continue to be for the foreseeable future, a recurring expense in our business and an important part of our compensation strategy.

Restructuring, Impairment and Other Related Costs: We exclude from our adjusted financial measures costs associated with our execution of certain strategies and initiatives to streamline operations, achieve targeted cost reductions or reprioritize research and development activities. These costs may include employee severance, contract termination costs, facility closing and exit costs, asset impairment charges (which are non-cash) and other costs that we believe do not represent the performance of our business or have a direct correlation to our ongoing or future business operations.

The following items are excluded from adjusted net loss and adjusted net loss per share:

Shared-Based Compensation Expense: We exclude share-based compensation expense from our adjusted financial measures because share-based compensation expense, which is non-cash, fluctuates from period to period based on factors that are not within our control, such as our stock price on the dates share-based grants are issued. Share-based compensation expense has been, and will continue to be for the foreseeable future, a recurring expense in our business and an important part of our compensation strategy.

Certain Other Items: We exclude certain other significant items that we believe do not represent the performance of our business, from our adjusted financial measures. Such items are evaluated by management on an individual basis based on both quantitative and qualitative aspects of their nature. While not all-inclusive, examples of certain other significant items excluded from our adjusted financial measures would be: restructuring, impairment and other related costs, changes in the fair value of warrant obligations and the effective interest expense associated with the senior secured term loan facility and the effective interest expense and cumulative catch-up adjustments associated with the deferred royalty obligation under the royalty purchase agreement with HealthCare Royalty Partners.

See the attached Reconciliation of GAAP Measures to Non-GAAP Measures for explanations of the amounts excluded and included to arrive at the non-GAAP financial measures.

Forward-Looking Statements

This press release contains forward-looking statements within the meaning of the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. In some cases you can identify forward-looking statements by terminology such as "may", "will", "should", "would", "expect", "intend", "plan", "anticipate", "believe", "estimate", "predict", "potential", "seem", "seek", "future", "continue", or "appear" or the negative of these terms or similar expressions, although not all forward-looking statements contain these identifying words. Forward-looking statements are subject to certain risks and uncertainties that can cause actual results to differ materially from those described. Factors that may cause such differences include, but are not limited to: the timing of the topline data release for LOTIS-5 and the results of the trial, the timing for the sBLA submission, acceptance and outcome of review of the sBLA submission, and full FDA approval; the Company's ability to grow ZYNLONTA® revenue in the United States and potential peak revenue; whether future
        


LOTIS-7 clinical trial results will be consistent with or different from the LOTIS-7 data presented by the Company on December 3, 2025, the timing, publication and outcome of the full LOTIS-7 trial, compendia inclusion and regulatory strategy and the commercial opportunity; expected cash runway at least into 2028 which assumes use of minimum liquidity amount required to be maintained under its loan agreement covenants; the ability of our partners to commercialize ZYNLONTA® in foreign markets, the timing and amount of future revenue and payments to us from such partnerships and their ability to obtain regulatory approval for ZYNLONTA® in foreign jurisdictions; the timing and results of the Company's clinical trials; the timing, publication and results of investigator-initiated trials including those studying FL and MZL and the potential regulatory and/or compendia strategy and the future opportunity; the timing and outcome of regulatory submissions for the Company's products or product candidates; actions by the FDA or foreign regulatory authorities; projected revenue and expenses; the Company's indebtedness, including HealthCare Royalty Management and Blue Owl and Oaktree facilities, and the restrictions imposed on the Company's activities by such indebtedness, the ability to comply with the terms of the various agreements and repay such indebtedness, the impact on our future revenue streams, and the significant cash required to service such indebtedness; the Company's ability to obtain financial and other resources for its research, development, clinical, and commercial activities; and the uncertainties of international trade policies, including tariffs, sanctions, trade barriers and most favored nation drug pricing and the potential impact they may have on our business, financial condition, and results of operations. Additional information concerning these and other factors that may cause actual results to differ materially from those anticipated in the forward-looking statements is contained in the "Risk Factors" section of the Company's Annual Report on Form 10-K and in the Company's other periodic and current reports and filings with the U.S. Securities and Exchange Commission. These statements involve known and unknown risks, uncertainties and other factors that may cause actual results, performance, achievements or prospects to be materially different from any future results, performance, achievements or prospects expressed in or implied by such forward-looking statements. The Company cautions investors not to place undue reliance on the forward-looking statements contained in this document.
        




ADC Therapeutics SA
Condensed Consolidated Statements of Operations (Unaudited)
(in thousands, except for share and per share data)

Three Months Ended March 31,
20262025
Revenue
Product revenues, net$20,033 $17,404 
License revenues and royalties818 5,629 
Total revenue, net20,851 23,033 
Operating expense
Cost of product sales(3,615)(2,061)
Research and development
(19,877)(28,928)
Selling and marketing
(12,708)(10,553)
General and administrative(9,896)(9,955)
Total operating expense(46,096)(51,497)
Loss from operations
(25,245)(28,464)
Other income (expense)
Interest income
1,994 2,054 
Interest expense
(12,349)(12,230)
Other, net2,632 203 
Total other expense, net (7,723)(9,973)
Loss before income taxes
(32,968)(38,437)
Income tax expense
— (165)
Net loss$(32,968)$(38,602)
Net loss per share
Net loss per share, basic and diluted
$(0.21)$(0.36)
Weighted average shares outstanding, basic and diluted
154,142,347 107,202,374 


        




ADC Therapeutics SA
Condensed Consolidated Balance Sheets (Unaudited)
(in thousands)
March 31, 2026December 31, 2025
ASSETS
Current assets
Cash and cash equivalents
$231,008 $261,338 
Accounts receivable, net31,045 29,117 
Inventory4,776 4,184 
Prepaid expenses5,674 5,612 
Other current assets
4,265 6,084 
Total current assets
276,768 306,335 
Non-current assets
Inventory, long-term12,282 14,301 
Operating lease right-of-use assets
1,200 1,297 
Other long-term assets
1,246 1,217 
Total assets
$291,496 $323,150 
LIABILITIES AND SHAREHOLDERS’ (DEFICIT) EQUITY
Current liabilities
Accounts payable
$5,295 $9,175 
Accrued expenses and other current liabilities
57,698 57,988 
Senior secured term loans, current portion4,635 3,000 
Total current liabilities
67,628 70,163 
Deferred royalty obligation, long-term304,687 322,525 
Senior secured term loans, long-term111,042 112,452 
Warrant obligations18,527 — 
Operating lease liabilities, long-term
991 1,034 
Other long-term liabilities4,998 2,810 
Total liabilities
507,873 508,984 
Total shareholders’ (deficit) equity
(216,377)(185,834)
Total liabilities and shareholders’ (deficit) equity
$291,496 $323,150 













        



ADC Therapeutics SA
Reconciliation of GAAP Measures to Non-GAAP Measures (Unaudited)
(in thousands, except for share and per share data)

Three Months Ended March 31,
(in thousands)20262025Change% Change
Total operating expense$(46,096)$(51,497)$5,401 (10)%
Adjustments:
Share-based compensation expense (i)3,209 2,421 788 33 %
Adjusted total operating expenses$(42,887)$(49,076)$6,189 (13)%


Three Months Ended March 31,
in thousands (except for share and per share data)20262025
Net loss$(32,968)$(38,602)
Adjustments:
Share-based compensation expense (i)3,209 2,421 
HCR warrants obligation, change in fair value income (ii)(2,227)— 
Effective interest expense on senior secured term loan facility (iii)3,622 3,785 
Deferred royalty obligation interest expense (iv)8,727 8,445 
Deferred royalty obligation cumulative catch-up adjustment income (iv)(72)(12)
Adjusted net loss$(19,709)$(23,963)
Net loss per share, basic and diluted$(0.21)$(0.36)
Adjustment to net loss per share, basic and diluted0.08 0.14 
Adjusted net loss per share, basic and diluted$(0.13)$(0.22)
Weighted average shares outstanding, basic and diluted154,142,347 107,202,374 

        


(i)Share-based compensation expense represents the cost of equity awards issued to our directors, management and employees. The fair value of awards is computed at the time the award is granted and is recognized over the requisite service period less actual forfeitures by a charge to the statement of operations and a corresponding increase in additional paid-in capital within equity. These accounting entries have no cash impact.

(ii)Change in the fair value of the HCR warrants obligation results from the valuation at the end of each accounting period. There are several inputs to these valuations, but those most likely to result in significant changes to the valuations are changes in the value of the underlying instrument (i.e., changes in the price of our common shares) and changes in expected volatility in that price. These accounting entries have no cash impact.
(iii)Effective interest expense on senior secured term loans relates to the increase in the value of our loans in accordance with the amortized cost method.
(iv)Deferred royalty obligation interest expense relates to the accretion expense on our deferred royalty obligation pursuant to the royalty purchase agreement with HCR and cumulative catch-up adjustments related to changes in the expected payments to HCR based on a periodic assessment of our underlying revenue projections.

CONTACT:

Investors and Media
Nicole Riley
ADC Therapeutics
Nicole.Riley@adctherapeutics.com
+1 862-926-9040





        

FAQ

How did ADC Therapeutics (ADCT) Q1 2026 revenue compare with Q1 2025?

ADC Therapeutics generated $20.9 million in net revenue for Q1 2026, slightly below $23.0 million in Q1 2025. Product revenue rose to $20.0 million from $17.4 million, but license revenue and royalties fell to $0.8 million from $5.6 million.

Did ADC Therapeutics (ADCT) reduce its net loss in Q1 2026?

Yes. Net loss narrowed to $33.0 million, or $0.21 per share, from $38.6 million, or $0.36 per share, in Q1 2025. Adjusted net loss improved to $19.7 million, or $0.13 per share, mainly due to lower research and development expenses.

What is ADC Therapeutics’ (ADCT) cash position and expected runway after Q1 2026?

ADC Therapeutics reported $231.0 million in cash and cash equivalents as of March 31, 2026, down from $261.3 million at year end 2025. The company expects this cash to fund operations at least into 2028, based on its current plans and financing arrangements.

Which key clinical milestones did ADC Therapeutics (ADCT) highlight for ZYNLONTA?

The company expects topline LOTIS-5 Phase 3 data in the second quarter of 2026 and full data from both LOTIS-5 and LOTIS-7 by year end 2026. It also anticipates data from investigator-initiated trials in follicular and marginal zone lymphoma between late 2026 and mid-2027.

How did ADC Therapeutics’ (ADCT) operating expenses change in Q1 2026?

Total operating expenses declined to $46.1 million from $51.5 million in Q1 2025. On a non-GAAP basis, adjusted operating expenses fell to $42.9 million from $49.1 million, primarily reflecting reduced research and development spending after program discontinuations and completed IND-enabling work.

What debt and obligation figures did ADC Therapeutics (ADCT) report at March 31, 2026?

ADC Therapeutics reported a long-term deferred royalty obligation of $304.7 million and long-term senior secured term loans of $111.0 million, plus a current portion of $4.6 million. Warrant obligations totaled $18.5 million, and shareholders’ equity was a negative $216.4 million.

Filing Exhibits & Attachments

4 documents