Collaboration Agreements	12 Months Ended
Jun. 30, 2018
Collaboration Agreement
Collaboration Agreement	Collaboration Agreements AstraZeneca/MedImmune In June 2018, the Company entered into a clinical collaboration with AstraZeneca and its global biologics research and development arm, MedImmune, to evaluate in Phase 1/2 studies the safety and efficacy of combining AstraZeneca’s Imfinzi® (durvalumab), a human monoclonal antibody directed against PD-L1, with sacituzumab govitecan as a frontline treatment of patients with triple-negative breast cancer (“TNBC”) and UC. Part one of the two-part Phase 1/2 studies will be co-funded by the two companies. Immunomedics will supply the study drug and AstraZeneca will utilize its existing clinical trial infrastructure to accelerate the enrollment of the sacituzumab govitecan and durvalumab combination. The trial design allows for rapid transition into randomized Phase 2 studies should the first part of these studies show promising data and the companies agree to proceed based on efficacy and safety results obtained. The collaboration terminates thirty days following the expiration of the study periods end-date. Either party may early terminate the collaboration by providing thirty days written notice. The Bayer Group (formerly Algeta ASA) In fiscal 2013 the Company entered into a collaboration agreement, referred to herein as the Collaboration Agreement, with Algeta ASA (subsequently acquired by The Bayer Group “Bayer”), for the development of epratuzumab to be conjugated with Algeta’s proprietary thorium-227 alpha-pharmaceutical payload. Under the terms of the Collaboration Agreement, the Company manufactured and supplied clinical-grade epratuzumab to Bayer, which has rights to evaluate the potential of a Targeted Thorium Conjugate (TTC), linking thorium-227 to epratuzumab, for the treatment of patients with cancer. Bayer has the right to terminate the Collaboration Agreement with three months prior written notice, subject to certain provisions. Bayer will fund all non-clinical and clinical development costs up to the end of Phase 1 clinical testing. Upon successful completion of Phase 1 testing, the parties shall negotiate terms for a license agreement at Bayer’s request. The Company and Bayer have agreed to certain parameters in the Collaboration Agreement. Under the terms of the Collaboration Agreement, as amended, Immunomedics received an upfront cash payment and other payments aggregating $6.0 million, which have been recognized in prior periods upon the Company fulfilling its obligations under the Collaboration Agreement. In January 2017, the Company recorded revenue of $0.3 million representing an anniversary payment under the agreement. This agreement has been extended to December 30, 2018 and, as amended, provides for the Company to receive a similar anniversary payment of $0.3 million

Collaboration Agreements

AstraZeneca/MedImmune

In June 2018, the Company entered into a clinical collaboration with AstraZeneca and its global biologics research and development arm, MedImmune, to evaluate in Phase 1/2 studies the safety and efficacy of combining AstraZeneca’s Imfinzi® (durvalumab), a human monoclonal antibody directed against PD-L1, with sacituzumab govitecan as a frontline treatment of patients with triple-negative breast cancer (“TNBC”) and UC.

Part one of the two-part Phase 1/2 studies will be co-funded by the two companies. Immunomedics will supply the study drug and AstraZeneca will utilize its existing clinical trial infrastructure to accelerate the enrollment of the sacituzumab govitecan and durvalumab combination. The trial design allows for rapid transition into randomized Phase 2 studies should the first part of these studies show promising data and the companies agree to proceed based on efficacy and safety results obtained.

The collaboration terminates thirty days following the expiration of the study periods end-date. Either party may early terminate the collaboration by providing thirty days written notice.

The Bayer Group (formerly Algeta ASA)

In fiscal 2013 the Company entered into a collaboration agreement, referred to herein as the Collaboration Agreement, with Algeta ASA (subsequently acquired by The Bayer Group “Bayer”), for the development of epratuzumab to be conjugated with Algeta’s proprietary thorium-227 alpha-pharmaceutical payload. Under the terms of the Collaboration Agreement, the Company manufactured and supplied clinical-grade epratuzumab to Bayer, which has rights to evaluate the potential of a Targeted Thorium Conjugate (TTC), linking thorium-227 to epratuzumab, for the treatment of patients with cancer. Bayer has the right to terminate the Collaboration Agreement with three months prior written notice, subject to certain provisions. Bayer will fund all non-clinical and clinical development costs up to the end of Phase 1 clinical testing. Upon successful completion of Phase 1 testing, the parties shall negotiate terms for a license agreement at Bayer’s request. The Company and Bayer have agreed to certain parameters in the Collaboration Agreement. Under the terms of the Collaboration Agreement, as amended, Immunomedics received an upfront cash payment and other payments aggregating $6.0 million, which have been recognized in prior periods upon the Company fulfilling its obligations under the Collaboration Agreement.

In January 2017, the Company recorded revenue of $0.3 million representing an anniversary payment under the agreement. This agreement has been extended to December 30, 2018 and, as amended, provides for the Company to receive a similar anniversary payment of $0.3 million