Aeluma to Participate in SPIE Defense + Security Conference

Rhea-AI Summary

Aeluma (NASDAQ: ALMU) will exhibit at the 2026 SPIE Defense + Security Conference, April 28–30 in National Harbor, Maryland, at Booth #509.

The company will showcase its large-diameter wafer platform, scalable shortwave infrared image sensors, high-speed photodiodes, quantum dot lasers, and heterogeneous photonics integration for defense, AI, and aerospace markets.

News Market Reaction – ALMU

-11.70%

54 alerts

-11.70% Session close to close

+2.8% Peak Tracked

-11.3% Trough Tracked

$381.48M Market Cap

0.8x Rel. Volume

In the Apr 23 session, ALMU declined 11.70%, reflecting a significant negative market reaction. Argus tracked a peak move of +2.8% during that session. Argus tracked a trough of -11.3% from its starting point during tracking. Our momentum scanner triggered 54 alerts that day, indicating high trading interest and price volatility.

Data tracked by StockTitan Argus on the day of publication.

Market Context

The stock dropped -11.7% in the session following this news. A negative reaction despite positive ex...

Analysis

The stock dropped -11.7% in the session following this news. A negative reaction despite positive exposure at a leading defense and sensing conference would contrast with several recent technology and contract announcements that coincided with positive moves, including a 42.66% jump on April 13, 2026. With an effective shelf registration and an at-the-market program already in place, additional share issuance capacity and prior insider selling could amplify downside pressure during periods of weaker demand.

Key Figures

ATM program size: $50,000,000 ATM commission rate: 3% Shares outstanding: 18,002,949 shares +5 more

8 metrics

ATM program size $50,000,000 Aggregate offering price of common stock under March 20, 2026 Sales Agreement (424B5)

ATM commission rate 3% Maximum sales agent commission disclosed in 424B5 ATM prospectus

Shares outstanding 18,002,949 shares Issuer share count referenced as of March 17, 2026 in 424B5 and 13G

Illustrative ATM shares 3,556,187 shares Hypothetical shares if $50,000,000 sold at $14.06 in 424B5

Current share price $21.24 Price before market reaction to April 23, 2026 SPIE conference news

Today’s volume 2,476,321 shares Trading volume vs 20-day average of 1,831,378 shares

52-week range $6.55 – $25.88 Low and high over the last 52 weeks prior to this news

CEO sale April 1 20,000 shares at $13.0975 Open-market sale under Rule 10b5-1 plan (Form 4 dated April 3, 2026)

Historical Context

5 past events · Latest: Apr 21 (Positive)

Pattern 5 events

Date	Event	Sentiment	24h Move	Catalyst
Apr 21	NASA award	Positive	+3.7%	Non-dilutive NASA funding to advance integrated quantum dot laser platform.
Apr 13	Govt contracts	Positive	+42.7%	More than $4 million in U.S. government contracts for quantum materials and lasers.
Mar 10	Exec hire	Positive	+2.7%	New VP of Materials Operations to scale large‑diameter epitaxial wafer production.
Mar 03	Industry conferences	Neutral	+0.2%	Planned participation at OFC and AngelTech to showcase photonics platforms.
Feb 26	Investor conference	Neutral	-2.2%	ROTH investor conference attendance and meetings with analysts and investors.

24h Move is the share-price change in the day after each event; other market factors may also have contributed.

Pattern Detected

Recent operational and contract wins have frequently coincided with positive price reactions, with even conference-related news often met with modest gains.

Recent Company History

Over the last few months, Aeluma has reported several commercialization and partnership milestones. On April 13, 2026, it secured more than $4 million in U.S. government contracts, followed by a NASA award on April 21, 2026 for its quantum dot laser platform. Management has also highlighted the large‑diameter wafer platform at multiple conferences and strengthened operations with a new VP of Materials Operations. Today’s SPIE Defense + Security participation continues this pattern of showcasing its photonics technology to strategic markets.

Key Terms

shortwave infrared, photodiodes, quantum dot lasers, heterogeneous integration

4 terms

shortwave infrared technical

"including scalable shortwave infrared image sensors, high-speed photodiodes..."

Shortwave infrared (SWIR) is a band of invisible light just beyond the red end of the visible spectrum, used by sensors and cameras to see heat, moisture, and material differences that ordinary light can't reveal. For investors, SWIR matters because it powers industries like night vision, industrial inspection, agriculture monitoring and optical communications; progress in SWIR technology can drive sales, margins and competitive advantage for companies making sensors, cameras, or components.

photodiodes technical

"including scalable shortwave infrared image sensors, high-speed photodiodes, quantum..."

Photodiodes are small semiconductor devices that detect light and convert it into an electrical signal, working much like a tiny, fast solar cell or an electronic “eye.” Investors care because these components are critical in products such as fiber‑optic communications, medical sensors, industrial controls and consumer gadgets; their performance, cost and supply can directly affect a maker’s revenue, margins and ability to compete.

quantum dot lasers technical

"including scalable shortwave infrared image sensors, high-speed photodiodes, quantum dot lasers..."

Quantum dot lasers are light-emitting devices that use nanoscale semiconductor crystals (quantum dots) as the source of laser light; imagine millions of tiny beads that glow in very specific colors when energized, producing a clean, controllable beam. They matter to investors because their potential for smaller size, lower power use, sharper color control and higher speed can enable cheaper, faster communications, improved sensors and new display technologies, which can drive revenue growth and cost savings for companies that scale them successfully.

heterogeneous integration technical

"quantum dot lasers, and large-wafer heterogeneous integration. Aeluma’s large-diameter wafer..."

Heterogeneous integration is the practice of combining different types of electronic components — such as processors, memory, sensors and specialized chips — into a single package or tightly linked module, rather than building everything on one uniform chip. Like putting varied ingredients into one compact lunchbox to save space and improve function, it matters to investors because it can boost product performance, lower power use, shorten development time and create competitive or cost advantages that affect revenue and margins.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Company to Showcase Large-Diameter Wafer Platform for Sensing and Communications at Conference Exhibition

GOLETA, Calif., April 23, 2026 (GLOBE NEWSWIRE) -- Aeluma, Inc. (NASDAQ: ALMU), a semiconductor company specializing in high-performance, scalable technologies for mobile, AI, defense and aerospace, robotics, automotive, AR/VR, and quantum, announced today that it will participate in the 2026 SPIE Defense + Security Conference, the premier defense conference focused on sensing technologies rapidly being acquired and deployed across public, security, and government applications. The Conference will be held April 28-30 in National Harbor, Maryland.

Aeluma will exhibit at Booth #509 at the Gaylord National Resort & Convention Center to showcase its disruptive semiconductor technologies including scalable shortwave infrared image sensors, high-speed photodiodes, quantum dot lasers, and large-wafer heterogeneous integration.

Aeluma’s large-diameter wafer platform was engineered to facilitate scaling of photonics for growing markets including AI datacom, mobile and consumer electronics, defense and aerospace, and quantum. Demand for high-performance semiconductors is increasing while the industry faces supply chain challenges. Aeluma’s technology has the potential to scale without sacrificing performance. The SPIE Defense + Security Conference provides premier opportunities to highlight Aeluma’s innovations for the broader industry.

To meet with the Aeluma team at the event, attendees are encouraged to contact the company at info@aeluma.com.

About Aeluma

Aeluma (NASDAQ: ALMU) is a transformative semiconductor company specializing in high-performance photonic and electronic technologies that scale. The company’s proprietary platform combines compound semiconductors with scalable manufacturing used for mass market microelectronics to enable volume production and large-scale integration. Applications for Aeluma’s technology include mobile, AI, defense and aerospace, robotics, automotive, AR/VR, and quantum. Headquartered in Goleta, California, Aeluma operates state-of-the-art R&D and manufacturing capabilities for semiconductor wafer production, quick-turn chip fabrication, rapid prototyping, test and validation. Aeluma also partners with production-scale fabrication foundries, packaging, and integration companies. For more information, visit www.aeluma.com.

Company:
Aeluma, Inc.
(805) 351-2707
info@aeluma.com

Investor Contact:
Financial Profiles, Inc.
Alex Villalta
(310) 622-8227
ir@aeluma.com

FAQ

When and where will Aeluma (ALMU) present at the 2026 SPIE Defense + Security Conference?

Aeluma will exhibit April 28–30, 2026 at the SPIE Defense + Security Conference in National Harbor, Maryland. According to the company, the team will staff Booth #509 at the Gaylord National Resort & Convention Center for demonstrations and meetings.

What technologies will Aeluma (ALMU) showcase at Booth #509 during SPIE 2026?

Aeluma will showcase its large-diameter wafer platform and photonics devices including shortwave infrared image sensors. According to the company, demonstrations also include high-speed photodiodes and quantum dot lasers for sensing and communications.

How can investors or attendees meet Aeluma (ALMU) at the SPIE Defense + Security Conference?

Attendees can meet the Aeluma team at Booth #509 during April 28–30, 2026 in National Harbor. According to the company, interested parties should contact info@aeluma.com to arrange meetings or demonstrations.

What markets does Aeluma (ALMU) target with its large-diameter wafer platform showcased at SPIE?

Aeluma targets defense, aerospace, AI datacom, mobile, consumer electronics, and quantum markets with its wafer platform. According to the company, the platform is engineered to facilitate photonics scaling for these growing applications.

Does Aeluma (ALMU) claim its technology addresses semiconductor supply chain challenges?

Aeluma says its platform has the potential to scale performance without sacrificing quality amid industry supply constraints. According to the company, scalable wafer integration aims to support rising demand for high-performance semiconductors.