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Form 8-K

sec.gov

8-K — ADC Therapeutics SA

Accession: 0000950103-26-010195

Filed: 2026-07-02

Period: 2026-06-30

CIK: 0001771910

SIC: 2834 (PHARMACEUTICAL PREPARATIONS)

Item: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

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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):

June 30, 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 Class

Trading Symbol

Name of Each Exchange on Which Registered

Common Shares, par value CHF 0.08 per share

ADCT

New 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 5.02. Departure of Directors or Certain Officers; Election

of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On June 30, 2026, the Board of Directors of ADC Therapeutics SA (the

“Company”), with the advice of its independent compensation consultant, approved one-time retention awards (“Awards”)

to certain of the Company’s employees, including its named executive officers as set forth below:

Name

Title

Cash Incentive Award

RSU Award

Ameet Mallik

Chief Executive Officer

$1,795,500

675,000

Jose Carmona

Chief Financial Officer

$541,842

203,700

Mohamed Zaki

Chief Medical Officer

$568,974

213,900

The Awards were granted pursuant to incentive award letter agreements

(the “Incentive Award Agreements”) that set forth the terms and conditions of the respective Awards.

The cash portion will be paid on or about July 15, 2026. The cash portion

is subject to repayment if the named executive officer’s employment with the Company terminates before June 30, 2027. Such repayment

obligation will not apply if employment is terminated by the Company without cause or by the named executive officer for good reason.

The RSU portion was granted on June 30, 2026. The RSUs will vest upon

the earlier of (x) June 30, 2027 and (y) termination of employment by the Company without cause or by the named executive officer for

good reason, subject to the named executive officer’s continued employment with the Company on the vesting date.

The foregoing description of the Incentive Award Agreements does not

purport to be complete and is qualified in its entirety by reference to the Incentive Award Agreements, which will be filed with the Company’s

Quarterly Report on Form 10-Q for the quarter ended June 30, 2026.

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: July 2, 2026

By:

/s/ Peter J. Graham

Name:

Peter J. Graham

Title:

Chief Legal Officer

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