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I-Mab Biopharma

Biotech & Life Sciences · Huangpu, China · Founded 2016 · IPO 2020

I-Mab Biopharma is a clinical-stage biopharmaceutical company established in 2016 by Dr. Jingwu Zang, an immunologist and entrepreneur. Initially founded in Shanghai, China, the company has transitioned to a U.S.-based global biotech with operations in Rockville, Maryland, and San Diego, California. This strategic shift involved the divestiture of its China-based operations in April 2024, a move designed to streamline the organization and focus on ex-China markets. The company's business model centers on the discovery, development, and commercialization of biologics, particularly in immuno-oncology. Revenue generation is primarily driven by licensing agreements, co-development collaborations with global pharmaceutical companies, and royalties from commercialized products. Since its inception, I-Mab has secured significant funding, including a $150 million Series B in 2017, a $220 million Series C in 2018, and a successful IPO on the Nasdaq in 2020 which raised approximately $104 million. The company's pipeline is focused on differentiated immunotherapies for cancer. Key assets include Givastomig, a bispecific antibody targeting CLDN18.2 and 4-1BB for gastric and esophageal cancers, which is being developed in collaboration with ABL Bio. Another significant candidate is Uliledlimab, an antibody targeting CD73 to counteract immunosuppression in the tumor microenvironment, being studied for non-small cell lung cancer. Ragistomig, a bispecific antibody targeting PD-L1 and 4-1BB, is under development for solid tumors that are resistant to checkpoint inhibitors. I-Mab's strategy involves forming strategic global partnerships to advance its drug candidates, such as its clinical collaboration and supply agreement with Bristol Myers Squibb to evaluate givastomig in combination with nivolumab. Financially, I-Mab maintains a solid cash position to fund its operations and clinical trials. As of June 30, 2024, the company reported cash, cash equivalents, and short-term investments of $207.5 million, with a projected cash runway into 2027. The company has been actively managing its expenses, with a reported net loss from continuing operations of $17.8 million for the first six months of 2024, a decrease from $37.9 million for the same period in 2023. The leadership team, which has undergone restructuring to support its U.S.-based model, includes experienced professionals from the pharmaceutical industry. The company is publicly traded on the Nasdaq under the ticker IMAB. Keywords: immuno-oncology, biopharmaceutical, clinical-stage, biologics, cancer therapies, antibody therapeutics, bispecific antibodies, CLDN18.2, 4-1BB, CD73, PD-L1, gastric cancer, non-small cell lung cancer, solid tumors, drug development, licensing agreements, global partnerships, clinical trials, Jingwu Zang, Givastomig, Uliledlimab, Ragistomig, oncology pipeline, tumor microenvironment, checkpoint inhibitors

Valuation $186M
Revenue $3.9M
Total funding $500M–1B

Investors

19 investors on I-Mab Biopharma's cap table

Sourced from Dealroom's funding history. Investor profile links are shown where available.

Series A 4 investors entered at this stage
CBC Group
Cambridge Capital
Genexine
Tasly Pharmaceutical
Series B+ 15 investors entered at this stage
Hony Capital
CDH Investments
Hillhouse Capital
Ally Bridge Group
Tally Capital
EDBI
HOPU Fund
C-Bridge Capital
VMS Group
I-Mab
Bruggemoon
Tailong Investment
Kaitou Hanrun Capital
Qiantang Chengfa
Heda Investment

Global footprint

Where I-Mab Biopharma has talent and traffic

Workforce by country
3 countries with
team presence
🇨🇳 China75%
🇺🇸 United States21.3%
🇭🇰 Hong Kong3.8%
3 countries shown
Web traffic by country
130 monthly visits
across markets
🇺🇸 United States76.9%
Top 1 markets shown

Talent graph

The shape of I-Mab Biopharma's talent

Dealroom maps I-Mab Biopharma's team person by person — pinpointing the standout operators and scoring them across the six dimensions investors underwrite. The counts and shape below are a public preview; the named individuals and exact scores live in the platform.

20 team members profilednamed & role-tagged by Dealroom
103 employeestotal headcount
6 executives & foundersidentified by name
DimensionScore
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Source: Dealroom Talent Intelligence. Public profiles show counts and the team's shape only — request a demo for the named individuals, per-person seniority and tenure, and team benchmarks vs peers.

Patent intelligence

$57M patent portfolio · 57 active families

Estimated portfolio value
$57M
30.7% of market cap · 2.4× smaller than top peer Sorrento Therapeutics ($140M)
57 active patent families
Where I-Mab Biopharma innovates Anti antibodyAntiendomysial antibodiesAutoimmune conditionAutoimmune diseaseBispecific antibody

Where I-Mab Biopharma concentrates vs peers

Each axis is a top-10 topic across I-Mab Biopharma and its closest peers. #1 = 100, #10 = 10, absent = 0.

Compare against

Source: Dealroom Patent Intelligence · Patsnap. Request a demo for the full per-sub-category breakdown, individual records, and quality-score history.

Market sentiment

What the market is saying about I-Mab Biopharma

An AI-synthesized read of the highest-engagement posts about I-Mab Biopharma on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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