$ALMU

Klamkin Jonathan sold $20K of ALMU

Klamkin Jonathan (Chief Executive Officer) sold 900 shares of Aeluma, Inc. (ALMU) at $22.19 on 2026-06-01 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Klamkin Jonathan
Published Jun 3, 2026, 9:09 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Jun 3, 2026, 9:13 PM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefInsider activity
Primary signal
$ALMU
Neutral
medium confidence
Mentioned
$ALMU
Relevance
6/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$ALMUNeutralLow
01

Why it matters

The disclosure updates insider activity records but does not introduce new operational or financial information about ALMU.

02

Market read

Traders may briefly reassess sentiment around insider behavior, but the 10b5-1 context and small dollar amount limit expected price impact.

03

What to watch

Consider whether there are multiple recent Form 4s (pattern risk) or whether the company’s liquidity/float makes even small sales more noticeable.

Relevance 6/10Novelty 3/10Timing: Filed June 3; sale executed June 1 (after-hours disclosure window).

Background

This is an SEC Form 4 insider transaction: CEO Jonathan Klamkin sold 900 shares of Aeluma, Inc. (ALMU) at $22.1867 on June 1, with a 10b5-1 plan noted.

Company-level read

Ticker impact

$ALMUNeutralMedium confidence
Context

CEO Jonathan Klamkin sold $19,968 of ALMU shares in an open-market transaction under a 10b5-1 plan, disclosed via Form 4.

Expected impact

Likely limited near-term impact; any effect would be sentiment-driven and should fade unless followed by additional disclosures or fundamental news.

Evidence & confidence

The filing provides a discrete sale datapoint but no new company fundamentals; 10b5-1 plans reduce interpretability of timing/intent.

Market effects

No sector-level implications; this is company-specific insider transaction disclosure.

None indicated.

None indicated.

Counterpoint

Because the sale is under a 10b5-1 plan, traders may treat it as routine rebalancing rather than a bearish signal.

Key entities

  • Aeluma, Inc.

    Subject of the Form 4 insider sale; shares sold by CEO under a 10b5-1 plan.

  • Jonathan Klamkin

    CEO and director who executed the open-market sale disclosed in the filing.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

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