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Compare · SLP vs ZS

SLP vs ZS

Side-by-side comparison of Simulations Plus Inc. (SLP) and Zscaler Inc. (ZS): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both SLP and ZS operate in EDP Services (Technology), so they compete in similar markets.
  • ZS is the larger of the two at $28.84B, about 77.4x SLP ($372.5M).
  • Over the past year, SLP is up 27.8% and ZS is down 35.1% - SLP leads by 62.9 points.
  • SLP has been more active in the news (4 items in the past 4 weeks vs 3 for ZS).
  • ZS has more recent analyst coverage (25 ratings vs 10 for SLP).
PerformanceSLP+27.85%ZS-35.07%
2025-09-02+0.00%2026-09-01
MetricSLPZS
Company
Simulations Plus Inc.
Zscaler Inc.
Price
$18.41+0.03%
$178.31-5.42%
Market cap
$372.5M
$28.84B
1M return
+0.52%
+15.48%
1Y return
+27.85%
-35.07%
Industry
EDP Services
EDP Services
Exchange
NASDAQ
NASDAQ
IPO
2018
News (4w)
4
3
Recent ratings
10
25
SLP

Simulations Plus Inc.

Simulations Plus, Inc. develops drug discovery and development software for mechanistic modeling and simulation, and prediction of properties of molecules utilizing artificial-intelligence- and machine-learning-based technology worldwide. The company offers GastroPlus, which simulates the absorption, pharmacokinetics (PK), pharmacodynamics, and drug-drug interactions of compounds administered to humans and animals; DDDPlus that simulates in vitro laboratory experiments; and MembranePlus, which simulates laboratory experiments. It also provides PKPlus, a program that provides the functionality needed by pharmaceutical industry scientists to perform the analyses and generate the outputs needed to satisfy regulatory agency requirements for noncompartmental analysis and compartmental PK modelling; ADMET Predictor, a chemistry-based computer program that takes molecular structures as inputs and predicts their properties; and MedChem Designer, a molecule drawing program or sketcher. In addition, it offers KIWI, a cloud-based web application to organize, process, maintain, and communicate the volume of data and results generated by pharmacologists and scientists over the duration of a drug development program; DILIsym, a quantitative systems pharmacology software; NAFLDsym, a simulation program for analyzing nonalcoholic fatty liver disease; RENAsym for investigating and predicting drug-induced or acute kidney injury; IPFsym, a software tool to treat or cure idiopathic pulmonary fibrosis; and the Monolix Suite, a solution for modeling and simulation. Further, the company provides population modeling and simulation contract research services; and clinical-pharmacology-based consulting services in support of regulatory submissions. It serves pharmaceutical, biotechnology, agrochemical, cosmetics, and food companies, as well as academic and regulatory agencies. The company was founded in 1996 and is headquartered in Lancaster, California.

ZS

Zscaler Inc.

Zscaler, Inc. operates as a cloud security company worldwide. The company provides Zscaler Internet Access solution that provides users, servers, operational technology, Internet of Things device secure access to externally managed applications, including software-as-a-service (SaaS) applications and Internet destinations; and Zscaler Private Access solution, which is designed to provide access to managed applications hosted internally in data centers, and private or public clouds. It also offers Zscaler Digital Experience that measures end-to-end user experience across business applications, as well as provides an easy to understand digital experience score for each user, application, and location within an enterprise. In addition, the company provides workload segmentation solutions comprising Zscaler Cloud Security Posture Management that identifies and remediates application misconfigurations in SaaS, infrastructure as a service, and platform as a service to reduce risk and ensure compliance with industry and organizational benchmarks; and Zscaler Cloud Workload Segmentation, which is designed to secure application-to-application communications inside public clouds and data centers to stop lateral threat movement, as well as prevents application compromise and reduces the risk of data breaches. Its platform modules include Zscaler Central Authority, Zscaler Enforcement Node, and Zscaler Log Servers. It serves customers in airlines and transportation, conglomerates, consumer goods and retail, financial services, healthcare, manufacturing, media and communications, public sector and education, technology, and telecommunications services industries. The company was formerly known as SafeChannel, Inc., and changed its name to Zscaler, Inc. in August 2008. Zscaler, Inc. was incorporated in 2007 and is headquartered in San Jose, California.

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