Study of the Effectiveness and Safety of Acasunlimab Alone or With Pembrolizumab in treating Advanced Melanoma of the Skin That Has Returned After or did not respond to Cancer Immunotherapy (ABBIL1TY MELANOMA-07)

2025-520468-16-00 Protocol GCT1046-07 Therapeutic exploratory (Phase II) Ended

End 5 May 2026 · Status Ended · 4 EU/EEA countries · 36 sites · Protocol GCT1046-07

Overview

Sponsor-declared trial summary

Phase Therapeutic exploratory (Phase II)
Status Ended
Participants planned 166
Countries 4
Sites 36

Cutaneous Melanoma, Relapsed/Refractory, Locally Advanced Unresectable Melanoma (Stage IIIB, IIIC, or IIID), Metastatic Cutaneous Melanoma (Stage IV)

Evaluate the antitumor activity of acasunlimab as monotherapy and in combination with pembrolizumab.

Key facts

Sponsor
Genmab A/S
Participant type
Patients
Age range
18-64 years, 65+ years
Gender
Male and Female
Therapeutic area
Diseases [C] - Neoplasms [C04]
Trial duration
completed 5 May 2026
Decision date (initial)
2025-10-27
Transition trial
No
Low-intervention
No
Rare-disease indication
No
Vulnerable population
No
Funding sources
Genmab A/S

External identifiers

EU CT number
2025-520468-16-00
ClinicalTrials.gov
NCT06984328

Trial design

CTIS Part I — objectives, methods, condition coding

Main objective

Scope: Efficacy, Therapy, Safety

Evaluate the antitumor activity of acasunlimab as monotherapy and in combination with pembrolizumab.

Conditions and MedDRA coding

Cutaneous Melanoma, Relapsed/Refractory, Locally Advanced Unresectable Melanoma (Stage IIIB, IIIC, or IIID), Metastatic Cutaneous Melanoma (Stage IV)

VersionLevelCodeTermSystem organ class
21.1 PT 10025650 Malignant melanoma 100000004864

Study design 1 period

#TitleAllocationBlindingRoles blindedArms
1 Treatment period
Subjects will be randomized 1:1 to receive either: Acasunlimab + Pembrolizumab (arm A) Acasunlimab (Arm B)
Randomised Controlled None

Regulatory references

Plan to share IPD
No
EU CT numberTitleSponsor
2024-512998-27-00 A Prospective, Open-Label, Randomized, Phase 3 Trial of Acasunlimab (GEN1046) in Combination With Pembrolizumab Versus Docetaxel in Subjects With PD-L1 Positive Metastatic Non-Small Cell Lung Cancer After Treatment With a PD-1/PD-L1 Inhibitor and Platinum-Containing Chemotherapy (ABBIL1TY NSCLC-06) Genmab A/S

Eligibility criteria

Principal inclusion / exclusion criteria as submitted by sponsor

Inclusion criteria 6

  1. Subjects ≥ 18 years of age with histologically or cytologically confirmed diagnosis of relapsed/refractory, locally advanced unresectable (Stage IIIB, IIIC, or IIID) or metastatic (Stage IV) cutaneous melanoma.
  2. Subject must have radiographic progression on or following ≥ 1 prior systemic therapy according to local and international guidelines, including a programmed cell death protein 1 blocking antibody (anti-PD-1) treatment or combination treatment containing an anti-PD-1.
  3. Subject must have received a minimum of 2 cycles of an approved anti PD-1 as monotherapy or combination therapy, containing an anti-PD-1.
  4. Neoadjuvant and/or adjuvant systemic therapy count as the first line of prior systemic therapy if there is documented disease progression ≤ 6 months after completion of therapy.
  5. Subjects with a BRAF V600 mutation should have received prior BRAF-directed therapy (with or without a MEK inhibitor) prior to enrollment in the study, unless deemed not clinically indicated by the Investigator due to concurrent medical condition or prior toxicity.
  6. Subject has an Eastern Cooperative Oncology Group performance status of 0 or 1 within 7 days prior to Cycle 1 Day 1.

Exclusion criteria 2

  1. Subjects with non-cutaneous or acral melanoma.
  2. Subjects with newly identified or known unstable or symptomatic central nervous system metastases or history of carcinomatous meningitis.

Endpoints

Primary and secondary outcome measures (English text)

Primary endpoints 1

  1. Objective response rate (ORR) assessed by the investigator per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1

Investigational products

Investigational medicinal products (IMPs), comparators, placebo, auxiliary

Test 2

Acasunlimab

PRD6822274 · Product

Active substance
Acasunlimab
Pharmaceutical form
SOLUTION FOR INFUSION
Route of administration
INTRAVENUS USE
Max daily dose
100 mg milligram(s)
Max total dose
0 mg milligram(s)
Max treatment duration
36 Week(s)
Authorisation status
Not Authorised
MA holder
GENMAB
Paediatric formulation
No
Orphan designation
No

KEYTRUDA 25 mg/mL concentrate for solution for infusion

PRD4323105 · Product

Active substance
Pembrolizumab
Substance synonyms
Lambrolizumab, MK-3475, SCH-900475, BAT3306, Pabolizumab, FYB206, ABP 234
Pharmaceutical form
SOLUTION FOR INFUSION
Route of administration
SOLUTION FOR INFUSION
Max daily dose
400 mg milligram(s)
Max total dose
2400 mg milligram(s)
Max treatment duration
36 Week(s)
Authorisation status
Authorised
ATC code
L01FF02 — -
Marketing authorisation
EU/1/15/1024/002
MA holder
MERCK SHARP & DOHME B.V.
MA country
EU
Paediatric formulation
No
Orphan designation
No
Modified vs. Marketing Authorisation
No

Sponsors and contacts

Sponsor organisations, regulatory contacts, third parties

Genmab A/S

Sponsor organisation
Genmab A/S
Address
Carl Jacobsens Vej 30
City
Valby
Postcode
2500
Country
Denmark

Scientific contact point

Organisation
Genmab A/S
Contact name
Jacob Vemb Hansen - Genmab A/S

Public contact point

Organisation
Genmab A/S
Contact name
Genmab Trial Information - Genmab A/S

Third parties 7

OrganisationCity, countryDuties
IQVIA Limited
ORG-100008655
Livingston, United Kingdom Laboratory analysis
PPD Development LP
ORG-100011560
Richmond, United States Laboratory analysis
Celerion Inc.
ORG-100029202
Lincoln, United States Laboratory analysis
Fortrea Development Limited
ORG-100009463
Maidenhead, United Kingdom Code 8
Perceptive Informatics Inc.
ORG-100013171
Burlington, United States Other
Icon Clinical Research Limited
ORG-100008322
Dublin 18, Ireland On site monitoring, Code 12, Code 13, Code 2, Code 5, Data management, E-data capture, Code 8
4g Clinical LLC
ORG-100042775
Wellesley, United States Interactive response technologies (IRT)

Locations

4 EU/EEA countries · 36 investigational sites

By country

CountryMS statusPlanned subjectsSites
France Ended 26 9
Germany Ended 68 12
Netherlands Ended 16 5
Spain Ended 19 10
Rest of world
United States, Australia
37

Investigational sites

France

9 sites · Ended
Centre Hospitalier Universitaire De Lille
Dermatology, Rue Michel Polonovski, 59037, Lille Cedex
Centre Hospitalier Universitaire De Bordeaux
Dermatology, 1 Rue Jean Burguet, Cs 11261, Bordeaux Cedex
Centre Hospitalier Universitaire De Nice
Dermatology, 151 Route De Saint Antoine, 06200, Nice
Institut Gustave Roussy
Dermatology, 114 Rue Edouard Vaillant, 94800, Villejuif
Hospices Civils De Lyon
Dermatology, 165 Chemin Du Grand Revoyet, 69310, Pierre Benite
Centre De Lutte Contre Le Cancer Eugene Marquis
Medical Oncology, Avenue La Bataille Flandre Dunkerque, Cs 44229, Rennes Cedex
Oncopole Claudius Regaud
Medical Oncology, 1 Avenue Irene Joliot Curie, 31100, Toulouse
Centre Hospitalier Universitaire Grenoble Alpes
Dermatology, Allergology, Photobiology, Boulevard De La Chantourne, Cs 10217, Grenoble Cedex 9
Hopital Saint Louis
Dermatology, 1 Avenue Claude Vellefaux, 75010, Paris

Germany

12 sites · Ended
Universitaetsklinikum Carl Gustav Carus Dresden an der Technischen Universitaet Dresden AöR
Dermatology, Fetscherstrasse 74, Johannstadt-Nord, Dresden
Universitaetsklinikum Heidelberg AöR
Dermatology and National Center for Tumor Diseases (NCT) - DermatoOncology, Im Neuenheimer Feld 460, Neuenheim, Heidelberg
Charite Universitaetsmedizin Berlin KöR
Dermatology, Venerology and Allergology, Chariteplatz 1, Mitte, Berlin
Elbe Kliniken Stade-Buxtehude Elbe Klinikum Buxtehude gGmbH
Dermatology, Am Krankenhaus 1, 21614, Buxtehude
Universitaetsklinikum Schleswig-Holstein AöR
Dermatology, Venerology and Allergology, Arnold-Heller-Strasse 3, Brunswik, Kiel
Klinikum Dortmund gGmbH
Dermatological clinic, Beurhausstrasse 40, Mitte, Dortmund
Goethe University Frankfurt
Dermatology, Theodor-Stern-Kai 7, 60590, Frankfurt Am Main
Universitaetsklinikum Essen AöR
Dermatology, Hufelandstrasse 55, Holsterhausen, Essen
Heidelberg University
Department of Dermatology, Venerology and Allergology, Theodor-Kutzer-Ufer 1-3, Wohlgelegen, Mannheim
Universitaetsmedizin der Johannes Gutenberg-Universitaet Mainz KöR
Dermatology, Langenbeckstrasse 1, Oberstadt, Mainz
Fachklinik Hornheide e.V.
Dermatology, Dorbaumstrasse 300, Handorf, Muenster
Universitaetsklinikum Wuerzburg AöR
Department of Dermatology, Venerology and Allergology, Josef-Schneider-Strasse 2, Grombuehl, Wuerzburg

Netherlands

5 sites · Ended
Het Nederlands Kanker Instituut-Antoni van Leeuwenhoek Ziekenhuis Stichting
HNKI, Antoni van Leuwenhoek,, Plesmanlaan 121, 1066 CX, Amsterdam
Radboud universitair medisch centrum Stichting
Research oncology, Geert Grooteplein Zuid 10, 6525 GA, Nijmegen
Isala Klinieken Stichting
Research oncology centrum, Dokter Van Heesweg 2, 8025 AB, Zwolle
Medisch Spectrum Twente
Department E25 Oncology/ internal medicine, Koningsplein 1, 7512 KZ, Enschede
Academisch Ziekenhuis Maastricht
Department of Medical oncology, P Debyelaan 25, 6229 HX, Maastricht

Spain

10 sites · Ended
Clinica Universidad De Navarra
Oncology, Calle Marquesado De Santa Marta 1, 28027, Madrid
Clinica Universidad De Navarra
Oncology, Pio XII Etorbidea 36, 31008, Pamplona
Consorcio Hospital General Universitario De Valencia
Oncology, Avenida Tres Cruces 2, 46014, Valencia
Hospital Universitario 12 De Octubre
Oncology, Avenida De Cordoba Sn, 28041, Madrid
Hospital Clinic De Barcelona
Medical Oncology, Calle Villarroel 170, 08036, Barcelona
Hospital Universitari Vall D Hebron
Oncology, Passeig De La Vall D'Hebron 119-129, 08035, Barcelona
Area Sanitaria Da Coruna E Cee
Medical Oncology, Lugar Jubias De Arriba Num 84, 15006, A Coruna
Hospital General Universitario Gregorio Maranon
Oncology, Calle Del Doctor Esquerdo 46, 28007, Madrid
University Clinical Hospital Virgen De La Arrixaca
Medical Oncology, Carretera Madrid-Cartagena S/N, El Palmar, Murcia
Hospital Universitario Virgen De La Macarena
Medical Oncology, Avenida Del Doctor Fedriani 3, 41009, Sevilla

Results and documents

Annex IV summary of results, Annex V layperson summary, and all documents registered in CTIS for this trial

Documents 37 files

Public protocol annexes, IB summaries, regulatory submissions and post-authorisation documents registered in CTIS.

TypeTitleVersion
Protocol (for publication) D1_Protocol_2025-520468-16_redacted_Amendment 1 2.0
Recruitment arrangements (for publication) K1_DE_Recruitment Procedure 1.0
Recruitment arrangements (for publication) K1_ES_Recruitment Procedure 1.1
Recruitment arrangements (for publication) K1_FR_Recruitment Procedure_Bilingual 1.1
Recruitment arrangements (for publication) K1_NL_Recruitment Procedure 1.2
Recruitment arrangements (for publication) K2_DE_Recruitment Material_Appointment Reminder Card_Bilingual 1.0
Recruitment arrangements (for publication) K2_DE_Recruitment Material_HCP Factsheet_Bilingual 1.0
Recruitment arrangements (for publication) K2_DE_Recruitment Material_HCP Factsheet_Study Schema_Bilingual 1
Recruitment arrangements (for publication) K2_DE_Recruitment Material_HCP Letter_Bilingual 1.0
Recruitment arrangements (for publication) K2_DE_Recruitment Material_Study Visit Guide_Bilingual 1.0
Recruitment arrangements (for publication) K2_ES_Recruitment Material_HCP Factsheet_Bilingual 1.0
Recruitment arrangements (for publication) K2_ES_Recruitment Material_HCP Factsheet_Study-Schema_Bilingual 1
Recruitment arrangements (for publication) K2_ES_Recruitment Material_HCP Letter_Bilingual 1.0
Recruitment arrangements (for publication) K2_FR_Recruitment Material_Appointment Reminder Card_French 1.0
Recruitment arrangements (for publication) K2_FR_Recruitment Material_HCP Factsheet_French 1.0
Recruitment arrangements (for publication) K2_FR_Recruitment Material_HCP Letter_French 1.0
Recruitment arrangements (for publication) K2_FR_Recruitment Material_Study Visit Guide_French 1.0
Recruitment arrangements (for publication) K2_NL_Recruitment Material_HCP Factsheet_Bilingual 1.0
Recruitment arrangements (for publication) K2_NL_Recruitment Material_HCP Letter_Bilingual 1.0
Subject information and informed consent form (for publication) L1_DE_SIS-ICF_Main_German_redacted 1.1
Subject information and informed consent form (for publication) L1_DE_SIS-ICF_Pregnant Partner_German_redacted 1.0
Subject information and informed consent form (for publication) L1_DE_SIS-ICF_Scout_German 1.0
Subject information and informed consent form (for publication) L1_ES_SIS-ICF_Main_Spanish_redacted 2.2
Subject information and informed consent form (for publication) L1_ES_SIS-ICF_Scout_Spanish 1.0
Subject information and informed consent form (for publication) L1_FR_SIS-ICF_Main_French_redacted 1.1
Subject information and informed consent form (for publication) L1_FR_SIS-ICF_Pregnant partner_French 1.0
Subject information and informed consent form (for publication) L1_FR_SIS-ICF_Pregnant patient_French 1.0
Subject information and informed consent form (for publication) L1_FR_SIS-ICF_Scout_French 1.0
Subject information and informed consent form (for publication) L1_NL_SIS-ICF_Main_Dutch_redacted 1.2
Subject information and informed consent form (for publication) L1_NL_SIS-ICF_PP_Dutch 1.0
Summary of Product Characteristics (SmPC) (for publication) E2_SmPC_Keytruda 1
Synopsis of the protocol (for publication) D1_Lay Protocol Summary_2025-520468-16 1.0
Synopsis of the protocol (for publication) D1_Lay Protocol Summary_2025-520468-16_Dutch 1.0
Synopsis of the protocol (for publication) D1_Lay Protocol Summary_2025-520468-16_French 1.0
Synopsis of the protocol (for publication) D1_Lay Protocol Summary_2025-520468-16_Spanish 1.0
Synopsis of the protocol (for publication) D1_Protocol Synopsis_2025-520468-16_French 2.0
Synopsis of the protocol (for publication) D1_Protocol Synopsis_2025-520468-16_Spanish_Amendment 1 2.0

Application history

1 submissions — initial application plus substantial / non-substantial modifications

#TypeCodeSubmittedReference MSConclusionDecision date
1 INITIAL IN 2025-06-27 Spain Acceptable
2025-10-20
2025-10-23