Pharma BD Deal Intelligence

Otsuka Pharmaceutical Co., Ltd. / Cantargia AB

2025 · Asset Purchase · $613M · Complete

Outcome grade pending — assessed 5 years post-close.

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The coverage arc

Jul 08, 2025 Otsuka Holdings Press Release Bullish

Otsuka Pharmaceutical Co., Ltd. announced that it has entered into a definitive agreement with Cantargia AB to acquire CAN10, a Phase 1 anti-IL1RAP monoclonal…

Jul 09, 2025 Fierce Biotech Neutral

Otsuka is reaching into Sweden to pick up a Phase 1 autoimmune asset. The Japanese pharma will pay Cantargia $33 million upfront with up to $580 million in…

Sep 12, 2025 BioPharma Reporter Bullish

Otsuka Pharmaceutical has completed its acquisition of the CAN10 IL1RAP antibody from Cantargia, the Swedish biotech confirmed this week. With closing,…

Source summaries from our enrichment pipeline; follow links for originals.

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Otsuka acquired CAN10, a Phase 1 anti-IL1RAP antibody for inflammatory/autoimmune diseases, from Swedish biotech Cantargia. $33M upfront plus up to $580M in development, regulatory and commercial milestones (total $613M) plus tiered royalties up to double digits. Closed September 11, 2025. Post-close, Otsuka took over development: the Phase 1 first-in-human study (NCT06143371, sponsor now Otsuka Pharmaceutical Development & Commercialization) completed on November 10, 2025, evaluating CAN10 in healthy subjects and mild-to-moderate plaque psoriasis patients.

Key facts

Related deals — scored

DealYearValueOutcome
Otsuka Pharmaceutical Co., Ltd. / Cantargia AB (this deal)2025$613M
Otsuka Pharmaceutical Co., Ltd. / Avanir Pharmaceuticals, Inc.2014$3.5B41
Otsuka Pharmaceutical Co., Ltd. / Transcend Therapeutics, Inc.2026$1.2B
Otsuka Pharmaceutical Co., Ltd. / 4D Molecular Therapeutics, Inc.2025$421M
Otsuka Pharmaceutical Co., Ltd. / Jnana Therapeutics Inc.2024$1.1B
Ciba-Geigy AG / Sandoz AG1996$36.3B98
Sanofi SA / Regeneron Pharmaceuticals, Inc.2007$1.0B97

Compare all 7 side-by-side →

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