GNW-Adhoc: ADC Therapeutics announces acceptance of abstracts for presentation at the American Association for Cancer Research (AACR) Annual Meeting

^Preclinical data support future clinical development of AWK,

that target Claudin-6 and NaPi2b

Additional presentations include clinical and independent preclinical studies

to evaluate ADCT-601 targeting AXL

LAUSANNE, Switzerland, March 07, 2024 (GLOBE NEWSWIRE) — ADC Therapeutics SA (NYSE:

ADCT) today announced that abstracts on its novel antibody

Drug conjugates (ADCs) for presentation at the annual meeting of the American

Association for Cancer Research (AACR) which took place from 5th to 10th.

April 2024 in San Diego, California.

“We are pleased to report compelling preclinical data at the AACR Annual Meeting

to be able to present the future clinical development of the AWK in the next

generation in our solid tumor portfolio, including

those targeting Claudin-6 and NaPi2b,” said Dr. Mohamed Zaki, Chief

Medical Officer of ADC Therapeutics.?We also look forward to the results

independent studies demonstrating the potential of another ADC, ADCT-601, targeting AXL

aims to highlight.”

Details of ADC Therapeutics’ poster presentations can be found in the

following:

Title: Preclinical development of a novel camptothecin-based antibody drug

conjugate targeting solid tumors expressing Claudin-6 (Preclinical development

a novel antibody-drug conjugate based on camptothecin

solid tumors that express claudin-6)

Abstract: 3122

Session title: Antibody-Drug Conjugates

Date and time: Monday, April 8, 2024; 1:30 p.m. – 5:00 p.m. PT

Location: Poster Section 21; Board number 3

Title: Preclinical development of NaPi2b-PL2202, a novel camptothecin-based

antibody-drug conjugate targeting solid tumors expressing NaPi2b (Preclinical

Development of NaPi2b-PL2202, a novel antibody-drug conjugate

camptothecin-based against solid tumors expressing NaPi2b)

Abstract: 5085

Session title: Novel Immunotherapies and Immune Modulation

immunotherapies and immune modulation)

Date and time: Tuesday, April 9, 2024; 9:00 a.m. – 12:30 p.m. PT

Location: Poster Section 42; Plate number 7

Title: Phase 1b Trial Mipasetamab Uzoptirine (ADCT-601-102) dose escalation in

patients with advanced bone and soft tissue sarcomas (Phase Ib study on

Dose Escalation of Mipasetamab Uzoptirine (ADCT-601-102) in Patients With

advanced bone and soft tissue sarcomas)

Abstract: CT059

Session Title: Phase I Clinical Trials 1

Date and time: Monday, April 8, 2024; 9:00 a.m. – 12:30 p.m. PT

Location: Poster section 48; Plate number 9

Title: Quantitative systems pharmacology modeling of loncastuximab tesirine

combined with mosunetuzumab and glofitamab helps guide dosing for patients with

DLBCL (Quantitative systems pharmacological modeling of loncastuximab-

Tesirine in combination with mosunetuzumab and glofitamab helps with dosage

for patients with DLBCL)

Abstract: 875

Session title: Application of Bioinformatics to Cancer Biology 1 (Application of the

Bioinformatics on cancer biology 1)

Date and time: Sunday, April 7, 2024; 1:30 p.m. – 5:00 p.m. PT

Location: Poster Section 36; Plate number 19

Details of an independent poster presentation of a preclinical study

for ADCT-601 can be found below:

Title: Preclinical anti-tumorigenic evaluation of AXL targeting antibody-drug-

conjugate in an adenoid cystic carcinoma cell line xenograft model (Preclinical

antitumor evaluation of an antibody drug directed against AXL

conjugate in a xenotransplantation model for adenoid cystic carcinoma)

Abstract: LB022

Session Title: Late-Breaking Research: Chemistry

Date and time: Sunday, April 7, 2024; 1:30 p.m. – 5:00 p.m. PT

Location: Poster Section 52; Board number 4

Details of an NCI-led ADCT-701 oral presentation

Study can be found below:

Title: Targeting DLK1, a Notch ligand, with an antibody-drug conjugate in

adrenocortical carcinoma (targeting DLK1, a Notch ligand, with a

Antibody-drug conjugate for adrenocortical carcinoma)

Abstract: 6573

Session Type: Minisymposium

Session title: Molecular, Preclinical, and Clinical Endocrinology 3

preclinical and clinical endocrinology 3)

Date and time: Tuesday, April 9, 2024; 3:05 p.m. – 3:20 p.m. PT

Place will be announced

About ADC Therapeutics

ADC Therapeutics (NYSE: ADCT) is a global leader in commercial

Stage-active company and pioneer in the field of antibody drug development

Conjugates (AWK). The company is developing its proprietary AWK technology

further to develop the treatment paradigm for patients with hematological malignancies

and solid tumors.

ADC’s CD19-targeting ADC ZYNLONTA (loncastuximab-tesirine-lpyl).

Therapeutics received accelerated approval from the FDA and the

European Commission granted conditional approval for the treatment of the

relapsed or refractory diffuse large B-cell lymphoma after two

or more lines of systemic therapy. ZYNLONTA is also located in the

Development in combination with other active ingredients and in earlier

lines of therapy. In addition to ZYNLONTA, ADC Therapeutics has several AWKs in the

ongoing clinical and preclinical development.

ADC Therapeutics is based in Lausanne (Biopôle), Switzerland

through offices in London, the San Francisco Bay Area and New Jersey. For

For more information please visit https://adctherapeutics.com/ and follow

You can follow the company on LinkedIn (https://www.linkedin.com/company/adc-

therapeutics/).

ZYNLONTA(®) is a registered trademark of ADC Therapeutics SA.

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

In some cases, you can identify forward-looking statements by terms such as “may”,

“will”, “should”, “would”, “expect”, “intend”, “plan”,

“anticipate”, “believe”, “estimate”, “predict”, “potential”, “seem”,

“aim”, “future”, “continue” or “appear” or negation

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,

which could cause actual results to differ materially

differ as described. Among the factors that cause such differences

can include, among other things: the future success and results of the

various ADCT development programs presented at the AACR Annual Meeting

were presented, the actual sales of ZYNLONTA(®) for the 4th quarter

2023, the success of the company’s updated corporate strategy,

including operational efficiency, capital utilization and the

prioritizing the portfolio; the company’s ability to withstand the decline

To achieve the expected total cost of ownership for 2023 and 2024

Liquidity reserve until the 4th quarter of 2025, the effectiveness of the new

commercial market launch strategy, competition through new technologies

and the Company’s ability to increase sales of ZYNLONTA(®).

United States; the ability of the Swedish Orphan Biovitrum

AB (Sobi(®)), ZYNLONTA(®) successfully in the European Economic Area

market, as well as market acceptance, appropriate cost reimbursement and

future revenue from this product; the approval of Overland ADCT

BioPharma’s BLA for ZYNLONTA(®) in China through the NMPA and future

Revenue from it, the ability of our strategic partners, including

Mitsubishi Tanabe Pharma Corporation, the regulatory approval for

ZYNLONTA(®) in foreign jurisdictions and the timing

and the amount of future income and payments to us from such

partnerships; the possible impact of the University of Miami on her

IIT in FL reported data; the schedule and results of the clinical

Studies conducted by the Company or its partners, including LOTIS 5 and 7, ADCT

601 and 602 as well as the company’s early-stage research projects

Pipeline; Actions taken by the FDA or foreign regulatory authorities regarding

the Company’s products or product candidates; projected revenue

and expenses; the company’s debt, including healthcare

Royalty Management and Oaktree and Blue Owl facilities, and the

Restrictions on the company’s business activities caused by these

Debt imposed, the ability to repay that debt

and the significant cash available to service that debt

required are; and the company’s ability, financial and other

resources for its research, development, clinical and commercial activities

to receive activities. For more information on these and other factors,

which could cause actual results to differ materially from those stated in

Expected differences from the forward-looking statements can be found in the section

“Risk Factors” in the Company’s Annual Report on Form 20-F and in the

the Company’s other periodic reports and filings with the

Securities and Exchange Commission. These statements are with well-known and

unknown risks, uncertainties and other factors that may arise

may result in actual results, performance, achievements or

future results, performance, successes or prospects

Outlook may differ from those expressed in such forward-looking statements

were brought or implied. The company warns investors to be careful

rely on the forward-looking statements contained in this document.

The Company undertakes no obligation to accept these forward-looking statements

revise or update to reflect events or circumstances after

The date of this press release will be adjusted unless otherwise required by law

is prescribed.

CONTACTS:

Investors and media

Nicole Riley

ADC Therapeutics

[email protected] (mailto:[email protected])

+1 862-926-9040

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