Square Peg Communications and VIAVI Solutions Join Forces to Advance 5G NTN Testing
Rhea-AI Summary
VIAVI Solutions (VIAV) and Square Peg Communications announced a strategic partnership to advance testing for 5G non-terrestrial networks (NTN). The collaboration combines Square Peg’s satellite channel emulation with VIAVI’s 3GPP wireless test leadership.
The joint platform pairs the RLS-2100 emulator with the TM500 Network Tester to emulate end-to-end NTN scenarios, including Doppler shifts, long delays, satellite handovers and hybrid terrestrial-satellite interoperability, supporting use cases from gNodeB testing to pre-certification and standards-based verification.
AI-generated analysis. Not financial advice.
Positive
- Strategic 5G NTN test partnership between VIAVI and Square Peg
- Integrated RLS-2100 and TM500 platform for end-to-end NTN emulation
- Supports multiple 5G NTN use cases including gNodeB testing and NR validation
Negative
- None.
News Market Reaction – VIAV
On the day this news was published, VIAV declined 5.37%, reflecting a notable negative market reaction. Argus tracked a trough of -13.3% from its starting point during tracking. Our momentum scanner triggered 31 alerts that day, indicating elevated trading interest and price volatility. This price movement removed approximately $696M from the company's valuation, bringing the market cap to $12.26B at that time.
Data tracked by StockTitan Argus on the day of publication.
Key Figures
Market Reality Check
Peers on Argus
VIAV gained 2.5% while close peers were mixed: EXTR up 2.25%, BDC modestly higher, but ONDS, COMM and VSAT down. Momentum scanner names AAOI and TSAT were up, yet scanner flags no coordinated sector move, pointing to company-specific factors.
Historical Context
| Date | Event | Sentiment | Move | Catalyst |
|---|---|---|---|---|
| Jun 04 | AI test launch | Positive | +1.5% | Introduced AI Experts to enhance wireless test and observability workflows. |
| Jun 01 | Timing product launch | Positive | -2.2% | Released GNSS-disciplined oscillator for precise timing in SWaP-constrained systems. |
| May 19 | Equity offering pricing | Negative | -1.2% | Priced 11,111,111-share common stock offering primarily to repay Term Loan B. |
| May 19 | Equity offering announcement | Negative | -1.2% | Proposed ~$500M common stock offering to reduce Term Loan B balance. |
| May 05 | Security test launch | Positive | +2.8% | Launched CyberFlood CF1000 for high-capacity security and AI infrastructure testing. |
Product and AI-related launches have generally seen positive alignment, while financing/offering news aligned with modest negative reactions.
Over the last month, VIAVI issued several product and financing updates. AI-focused launches on May 5 and June 4 tied to lab and data center validation drew positive price reactions. In contrast, the common stock offering announced and priced on May 19 generated modest declines, reflecting typical dilution sensitivity. A GNSS timing product launch on June 1 saw a negative divergence. Today’s 5G NTN testing partnership fits VIAVI’s pattern of expanding its wireless and test ecosystem through advanced solutions.
Regulatory & Risk Context
An automatic shelf registration on August 11, 2025 (Form S-3ASR) allows Viavi and selling holders to issue various securities, including common and preferred stock, debt, warrants, and units, for general corporate purposes. The shelf is effective through August 11, 2028 and has been used at least 2 times via 424B5 offerings dated May 19 and May 20, 2026.
Market Pulse Summary
The stock moved -5.4% in the session following this news. A negative reaction despite this strategic 5G NTN partnership would fit a pattern where some product launches, such as the June 1 GNSS timing product, saw adverse moves. Recent equity offerings under the S-3ASR shelf and insider sales may already have shaped sentiment. Weakness following good news could reflect concerns about execution, integration, or capital structure rather than the technical merits of the announcement.
Key Terms
5g ntn technical
3gpp technical
direct-to-device (d2d) technical
leo constellations technical
gnodeb technical
rf performance technical
AI-generated analysis. Not financial advice.
Combining deep satellite communications expertise with world-class 3GPP test leadership to accelerate 5G non-terrestrial network (NTN) connectivity
As satellite and terrestrial communications converge under global 3GPP standards, network operators, chipset vendors, device manufacturers and infrastructure providers face new validation challenges. 5G NTN introduces a new class of performance requirements beyond traditional terrestrial mobile testing, including large Doppler frequency shifts, long propagation delays, moving satellite handovers and hybrid terrestrial-satellite interoperability.
The collaboration brings together Square Peg's long-standing expertise in satellite communications and channel emulation, combined with VIAVI's leadership in wireless test and optimization, including deep experience supporting 3GPP technology evolution from 3G through 5G and beyond. Developers can emulate end-to-end 3GPP network, channel and device connectivity — using the Square Peg RLS-2100 emulator to recreate the physical channel conditions and the VIAVI TM500 Network Tester to simulate the user equipment.
"As commercial interest in Direct-to-Device (D2D) connectivity, LEO constellations and integrated terrestrial-space networks continue to accelerate, robust test environments are becoming essential to successful deployment," said Ian Langley, Senior Vice President, Wireless, Security and Applications Business Unit, VIAVI. "This partnership provides customers with access to comprehensive validation capabilities designed to de-risk product development, accelerating their time to market."
"Square Peg Communications built its reputation on solving complex satellite communications challenges," said Michael Gertsman, President, Square Peg Communications. "We are partnering with VIAVI to combine trusted satcom expertise with one of the most respected names in wireless conformance and performance testing. Together, we are uniquely positioned to support the next wave of 5G NTN deployment."
VIAVI plays a central role in the global wireless ecosystem, enabling chipset makers, device vendors and network operators with trusted solutions for standards validation, protocol testing, RF performance and wireless field testing. Combined with Square Peg's expertise in realistic, in-lab satellite link emulation and space-network dynamics, the partnership creates a powerful end-to-end NTN test platform.
The joint offering of the Square Peg RLS-2100 paired with the VIAVI TM500 will support a variety of use cases including:
- gNodeB and network infrastructure testing
- 5G NTN NR validation
- Satellite channel and mobility emulation
- Beam and satellite handover scenarios
- Hybrid terrestrial/NTN service continuity validation
- Pre-certification and standards-based verification
Square Peg Communications and VIAVI are committed to helping the industry validate the performance, interoperability and resilience of next-generation NTN systems with confidence.
Learn more about the combined solution at https://squarepeg.ca.
About Square Peg Communications
Square Peg Communications specializes in satellite systems engineering and the development and manufacture of DSP-based ground, airborne and spaceborne satellite communications products for customers worldwide. Led by a senior team with many decades of industry experience, Square Peg has a proven track record of delivering state-of-the-art mobile satellite solutions including the industry-leading RLS-2100 radio link simulator, satellite terminal qualification equipment, satellite modems, and earth stations. Learn more at www.squarepeg.ca or on LinkedIn.
About VIAVI Solutions
VIAVI (NASDAQ: VIAV) is a global leader in test and measurement and optical technologies. Our test, monitoring, assurance, and resilient position, navigation and timing solutions enable and secure critical infrastructure ranging from data center ecosystems and communication networks to military, aerospace, railway and first responder communications. In addition, we develop and advance technologies used in high-volume optical applications across anti-counterfeiting, consumer electronics, aerospace, industrial and automotive end markets.
Learn more about VIAVI at www.viavisolutions.com. Follow us on VIAVI Perspectives, LinkedIn and YouTube.
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SOURCE Square Peg Communications Inc.