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SNPS · Analysis updated Nov 10, 2026, 6:00 PM ET
Why is Synopsys Inc (SNPS) stock moving?
SNPS closed at $459.95 on Nov 10, about 6% below its Oct 29 high of $491.39 and about 5% above the Nov 5 low of $436.50. The stock rallied from a $430.14 close on Oct 23 to $490.19 on Oct 29, following the raised fiscal 2030 targets (mid-teens revenue CAGR and 50% adjusted operating margin). Early-November news was mostly constructive: Elliott disclosed an activist stake (Nov 3), Redburn raised its price target to $615 from $550 (Nov 4), and Synopsys added partnerships with Raytheon/DARPA, Rapidus CORE, and the Rapidus-HCLTech India initiative. The $1B accelerated share repurchase announced Oct 5 and settling by Jan 5, 2027 is an ongoing source of support. The main company-specific catalyst, Q4 and FY2026 results on Dec 8, falls after the 7-day window. The Nov 5 selloff came on heavy volume (2.78M shares, 92,446 trades), and Nov 10 volume was light (1.04M shares), which points to consolidation rather than a clear trend.
News behind the analysis
- Imec Announces Silicon Interposer Platform with Synopsys EDA SupportImec has delivered baseline flows for a silicon interposer platform built on industry-standard EDA environments from Synopsys and Cadence. The item is a partnership-level design win rather than a financial event.
- Synopsys Announces Earnings Release Date For Fourth Quarter and Fiscal Year 2026Synopsys will report fourth-quarter and full-year fiscal 2026 results on December 8, 2026. That is the next major company-specific catalyst and falls outside the 7-day window.
- Synopsys Expands Access to Advanced Chip Design Capabilities Through European Chips Design PlatformSynopsys announced an initiative to broaden access to its advanced chip design tools and capabilities through a new European platform. The move extends its customer reach in Europe.
- Rothschild & Co Redburn Adjusts Price Target on Synopsys to $615 From $550Rothschild & Co Redburn raised its Synopsys price target from $550 to $615. The increase is an analyst update that supports sentiment.
- Elliott Investment Management Discloses Stake in SynopsysElliott Investment Management named Synopsys as a recent activist investment in its latest investor letter. An activist stake can raise the prospect of shareholder pressure or strategic change.
- Synopsys Partners with Raytheon for DARPA PICASSO ProgramSynopsys is providing design and simulation tools to support Raytheon's optical signal processing development under a new DARPA contract. The deal adds a defense-related design relationship.
- Synopsys Joins Rapidus' Collaborative Open Rapid Ecosystem (CORE) InitiativeSynopsys has joined the CORE initiative launched by Rapidus to accelerate semiconductor design and mass production. The move strengthens its position in Japan's advanced-chip ecosystem.
- Rapidus and HCLTech Partner with Synopsys to Advance Semiconductor Engineering in IndiaSynopsys is part of a partnership with Rapidus and HCLTech to set up semiconductor engineering centers in India. The initiative targets faster chip design and manufacturing.
- Synopsys Raises Fiscal 2030 Financial TargetsManagement updated its long-term outlook, targeting a mid-teens revenue CAGR and a 50% adjusted operating margin by 2030. This is the most material fundamental update in the window and matches the late-October rally.
About Synopsys Inc
Synopsys, based in Sunnyvale, California, makes software that chip designers use to design, check and test semiconductors. It also licenses ready-made chip building blocks (IP). Since buying Ansys in 2025 it also sells simulation software that engineers use to model physical products, and fiscal 2026 revenue is guided at roughly $9.7 billion.
How it makes money
Most revenue comes from multi-year, subscription-style licenses for its chip-design (EDA) software, sold to chipmakers and to large tech companies that design their own chips. A second major stream is licensing design IP, such as interface and processor blocks, and the company is exploring license-plus-royalty deals for this. Ansys simulation software now adds roughly $2.9 billion a year, about 30% of the total. Some revenue also comes from hardware used to emulate and prototype chips before they are built.
What usually moves SNPS
- AI chip and data-center design activity
- Semiconductor R&D budgets and new chip design starts
- Ansys integration and cross-selling progress
- US–China export restrictions on chip design tools
- Large IP deals and changes to its licensing models