Company Description
VivoSim Labs, Inc. (Nasdaq: VIVS) is a pharmaceutical and biotechnology services company that focuses on testing drugs and drug candidates in three-dimensional (3D) human tissue models of the liver and intestine. According to the company’s public statements, it provides partners with liver and intestinal toxicology insights using new approach methodologies (NAM) models that are designed as non-animal, human-relevant systems. VivoSim Labs operates from San Diego, California.
The company describes its core offering as the NAMkind™ platform, which uses physical organoid wet lab models of liver and intestine made from human donor cells. These models are used to assess liver toxicity, intestinal toxicity and related properties of drug candidates. The company states that it applies artificial intelligence (AI) to quantify multi‑parametric toxicity signatures across liver and intestinal organoid assays, with the goal of improving dose‑response analysis and helping project teams prioritize candidates.
Business focus and services
VivoSim Labs positions itself as a services partner to pharmaceutical and biotechnology sponsors. Public materials explain that it offers liver and intestinal toxicology insights through NAM models, and that its NAMkind liver model has been used in development testing against a wide set of positive and negative control compounds. The company reports that this model is intended to address challenges in predicting liver toxicity that can lead to late‑stage clinical trial failures or post‑launch drug withdrawals.
The company also reports that its NAMkind intestine models can deliver readouts on endpoints that are described as not currently available to industry scientists using traditional tools when selecting among many candidate drug molecules. These intestine models are presented as relevant to issues such as nausea, vomiting, intestinal problems and dose‑limiting gastrointestinal side effects in areas like oncology.
Technology and AI integration
According to VivoSim Labs, its technology combines 3D human organoid models with AI‑driven analytics. The company states that its AI models are trained on an extensive set of proprietary, real‑world data generated from organoid models made from human donor cells. This approach is described as providing richer and more extensive information than is possible with data from human clinical trials alone. The company has indicated that it is developing in silico predictions of liver toxicity, intestinal toxicity and permeability as part of its NAMkind services suite.
Public communications emphasize that the NAMkind liver model has shown what the company describes as best‑in‑class predictive power against a set of test liver compounds, including drugs with known liver toxicity issues. VivoSim Labs reports sensitivity and specificity metrics for its liver toxicity predictions in that test set and characterizes the sensitivity result as a world’s best figure within that context.
Regulatory and market context
VivoSim Labs links its business focus to regulatory momentum around non‑animal testing. Company statements reference the U.S. Food and Drug Administration (FDA) Modernization Act 2.0 and an FDA announcement to refine or phase out certain animal testing requirements in favor of validated NAM methods. VivoSim Labs describes this shift as a significant tailwind for adoption of human‑relevant in vitro models for absorption, distribution, metabolism, excretion (ADME) and toxicology.
The company has cited internal market analysis indicating that the combined global market for liver and gastrointestinal in vitro models and toxicology services generates substantial revenue, with services and models representing distinct portions of that market. It also notes growth in the in vitro liver model segment and highlights the United States as a major share of liver toxicology models and services demand. These data points are presented by VivoSim Labs as part of the rationale for scaling its NAMkind liver and intestine toxicology services.
Corporate governance and listing
VivoSim Labs is listed on the Nasdaq Capital Market under the symbol VIVS. In its proxy materials, the company describes a board structure that includes independent directors, a lead independent director and committees such as a Compensation Committee composed of independent directors. The proxy statement also notes the use of stock ownership guidelines, periodic board self‑evaluation and the retention of an independent compensation consultant to assist with executive compensation program design and peer group selection.
The company holds an annual meeting of stockholders, conducted as a virtual meeting via live webcast. Matters presented to stockholders have included the election of directors, ratification of the independent registered public accounting firm, advisory votes on executive compensation and advisory votes on the frequency of future say‑on‑pay votes. Voting results are reported in current reports on Form 8‑K filed with the U.S. Securities and Exchange Commission (SEC).
Management and organizational focus
Public filings and announcements indicate that VivoSim Labs has appointed senior leaders to support its scientific and commercial objectives. The company has named a Chief Commercial Officer to lead go‑to‑market strategy, partnerships and expansion of its San Diego‑based services that combine organ‑specific 3D models with AI‑driven analytics. It has also appointed a Chief Scientific Officer to guide scientific strategy across toxicology, translational models, bioanalytics and next‑generation NAM methodologies, and to collaborate with R&D, platform engineering and AI teams.
These leadership appointments are described as intended to strengthen biomarker and mechanistic insight capabilities, scientific governance for pharmaceutical sponsors and the scaling of AI‑enabled NAMkind liver and intestine toxicology services.
Role within biotechnology and pharmaceutical services
Within the broader biotechnology and healthcare sector, VivoSim Labs characterizes itself as operating at the intersection of biology and AI. Its public statements emphasize the goal of providing decision‑ready toxicology insights earlier in development, helping sponsors address liver and intestinal toxicity risks and potentially reducing late‑stage clinical failures. The company positions its NAMkind models as tools that can contribute to changes in how drug development is conducted, particularly in relation to reliance on animal models and the prediction of human‑relevant toxicity.
According to company communications, VivoSim Labs aims to offer commercially available solutions that align with FDA goals to reduce animal testing, while providing pharmaceutical customers with models that are described as more predictive and ethically aligned with non‑animal approaches.
Stock Performance
VivoSim Labs (VIVS) stock last traded at $1.69. Over the past 12 months, the stock has lost 9.6%. At a market capitalization of $4.4M, VIVS is classified as a micro-cap stock with approximately 2.6M shares outstanding.
Latest News
VivoSim Labs has 10 recent news articles, with the latest published 4 days ago. Of the recent coverage, 4 articles coincided with positive price movement and 4 with negative movement. Key topics include offering, fda approval. View all VIVS news →
SEC Filings
VivoSim Labs has filed 5 recent SEC filings, including 1 Form 8-K, 1 Form 424B4, 1 Form EFFECT, 1 Form S-1/A. The most recent filing was submitted on April 3, 2026. SEC filings provide transparency into a company's financial condition, material events, and regulatory compliance. View all VIVS SEC filings →
Financial Highlights
VivoSim Labs generated $144K in revenue over the trailing twelve months, retaining a 96.5% gross margin, operating income reached -$12.6M (-8761.1% operating margin), and net income was -$2.5M, reflecting a -1727.8% net profit margin. Diluted earnings per share stood at $-1.70. The company generated -$9.5M in operating cash flow. With a current ratio of 3.25, the balance sheet reflects a strong liquidity position.
Upcoming Events
Second closing of offering
VivoSim Labs has 1 upcoming scheduled event. The next event, "Second closing of offering", is scheduled for May 1, 2026 (in 25 days). 1 of the upcoming events are financial in nature, such as earnings calls or quarterly results. Investors can track these dates to stay informed about potential catalysts that may affect the VIVS stock price.
Short Interest History
Short interest in VivoSim Labs (VIVS) currently stands at 14.9 thousand shares, down 54.6% from the previous reporting period, representing 0.6% of the float. Over the past 12 months, short interest has decreased by 89.9%. This relatively low short interest suggests limited bearish sentiment.
Days to Cover History
Days to cover for VivoSim Labs (VIVS) currently stands at 1.0 days. This low days-to-cover ratio indicates high liquidity, allowing short sellers to quickly exit positions if needed. The ratio has shown significant volatility over the period, ranging from 1.0 to 1.8 days.
VIVS Company Profile & Sector Positioning
VivoSim Labs (VIVS) operates in the Biotechnology industry within the broader Biological Products, (no Diagnostic Substances) sector and is listed on the NASDAQ.
Investors comparing VIVS often look at related companies in the same sector, including Matinas Biopharm (MTNB), (IMV), Essa Pharma (EPIX), Processa Pharmaceuticals Inc (PCSA), and Cyclacel Phar Pr (CYCCP). Comparing financial metrics, valuation ratios, and stock performance across these peers can help investors evaluate VIVS's relative position within its industry.