Insider Trading April 3, 2026

Aeluma CEO Sells $261,950 in Stock; Transaction Tied to 10b5-1 Plan

Jonathan Klamkin disposes of 20,000 shares as company reports lower quarterly revenue, provides full-year guidance and secures $50M ATM facility

By Avery Klein ALMU
Aeluma CEO Sells $261,950 in Stock; Transaction Tied to 10b5-1 Plan
ALMU

Aeluma, Inc. Chief Executive Officer Jonathan Klamkin sold 20,000 shares of common stock on April 1, 2026, for a total of $261,950 under a Rule 10b5-1 trading plan. The filing follows recent quarterly results showing a revenue decline and a GAAP net loss, while the company has established a $50 million at-the-market equity program and provided full-year revenue guidance.

Key Points

  • Aeluma CEO Jonathan Klamkin sold 20,000 shares on April 1, 2026, at a weighted average price of $13.0975 for total proceeds of $261,950; sale prices ranged from $12.82 to $13.325.
  • After the sale, Klamkin directly owns 1,409,398 shares; the transaction was executed under a Rule 10b5-1 trading plan adopted December 3, 2025.
  • The company reported Q2 2026 revenue of $1.3 million (down from $1.6 million year-over-year), a GAAP net loss of $1.9 million or $0.11 per share, provided full-year revenue guidance of $4 million to $6 million, secured a $50 million at-the-market equity facility, and received buy-side analyst coverage with price targets of $23.00 and $25.00.

Transaction details

Aeluma, Inc. reported a sale of company stock by Chief Executive Officer Jonathan Klamkin in a Form 4 filed with the Securities and Exchange Commission. The filing records that on April 1, 2026, Klamkin sold 20,000 shares of the company's common stock at a weighted average price of $13.0975, producing proceeds of $261,950. The reported execution prices for the sale ranged from $12.82 to $13.325.


Holdings and trading plan

Following the disposition, Klamkin retains direct ownership of 1,409,398 shares of Aeluma. The transaction was carried out pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 3, 2025.


Share performance context

At the time of the report, Aeluma's common stock was trading at $13.44. The stock has ranged from a 52-week low of $5.79 to a 52-week high of $25.88, and the company has posted a 105% return over the last year.


Recent operating results and guidance

Aeluma disclosed a decline in revenue for its second fiscal quarter of 2026, reporting revenue of $1.3 million compared with $1.6 million in the same quarter a year earlier. The company recorded a GAAP net loss of $1.9 million, or $0.11 per share, for the quarter. Despite the quarterly declines, Aeluma issued full-year revenue guidance of between $4 million and $6 million.


Capital markets activity and analyst coverage

In a separate corporate development, Aeluma established an at-the-market equity sales agreement enabling the offering and sale of up to $50 million of common stock through Roth Capital Partners and other placement agents. On the analyst front, Freedom Capital Markets initiated coverage of Aeluma with a buy rating and a $23.00 price target, citing the company's proprietary heteroepitaxy process. Benchmark reiterated a Buy rating with a $25.00 price target, referencing Nvidia's strategic investments in optical connectivity as context for its view.


Management appointment

The company also announced the appointment of Christiane Poblenz as Vice President of Materials Operations. The hire is intended to support the scaling of Aeluma's epitaxial wafer production.


Valuation note

According to InvestingPro analysis, Aeluma currently appears overvalued relative to its Fair Value. Pro research and related analyst materials are available for investors seeking additional context on the company's financial position and prospects.


What this filing shows

The Form 4 disclosure confirms an insider sale executed under a pre-established trading plan and provides updated information about the CEO's shareholdings. The filing sits alongside a series of corporate updates that include the quarterly results, guidance, an equity program, analyst coverage, and a senior operations hire.

Risks

  • Quarterly revenue declined and the company reported a GAAP net loss, which may continue to pressure financial performance and investor sentiment - relevant to equity and semiconductor supply-chain investors.
  • An at-the-market equity program of up to $50 million could dilute existing shareholders if the company sells a significant number of shares - relevant to capital markets and equity holders.
  • InvestingPro analysis indicates the company appears overvalued relative to its Fair Value, highlighting valuation uncertainty for potential investors in the stock and the semiconductor materials sector.

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