Aeluma, Inc. (ALMU)
Data as of , from SEC Form 4 filings.
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- Jonathan Klamkin - OfficerOpen-market sale$1.34M
About Aeluma, Inc. (ALMU)
Aeluma Inc is a semiconductor company specializing in sensors and communications. It is developing sensor technology for mobile devices and vehicles. The company develops novel optoelectronic devices for sensing and communications applications. The company manufactures devices using high-performance compound semiconductor materials on large-diameter substrates that are commonly used to manufacture mass-market microelectronics. The applications include mobile, automotive, AI, defense & aerospace, communication, AR/VR and quantum computing.
- GOLETA, CA
- 27
- 2022
- XNAS
ALMU Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 5 | 145,000 | $2.02M |
| Grant or award | 6 | 177,077 | |
| Option exercise | 2 | 50,000 | |
ALMU insider transactions (Form 4)
533 Form 4 filings on record, the earliest from Jan 10, 2025, newest first. Filing history page 2 of 2.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Mark N. Tompkins - 10% Owner | Open-market sale | Common Stock | 33,800 | $16.18 | $547K | |
| Jonathan Klamkin - Officer | Other | Common Stock | 2,403 | $16.37 | $39K | |
| Jonathan Klamkin - Officer | Open-market sale | Common Stock | 150,000 | $18.85 | $2.83M | |
| Jonathan Klamkin - Officer | Other | Stock Option | 6,253 | $16.37 | $102K | |
| Craig H. Ensley - Director | Grant or award | Stock Option | 85,885 | $7.80 | $670K |
Recent ALMU Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Klamkin Drelle Gelasca Family Trust dated 08/28/2025 | Director, Officer | 100,000 | $1.14M | View on EDGAR | |
| Klamkin Drelle Gelasca Family Trust dated 08/28/2025 | Director, Officer |
ALMU insider trading FAQ
What is the latest insider trade for ALMU?
Aeluma, Inc. (ALMU) had 6 insider filings in the last 90 days, with the most recent on 2026-10-02. The full record for ALMU runs to 33 Form 4 filings, the earliest from 2025-01-10. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying ALMU stock?
No insider purchases of ALMU were filed in the last 90 days.
How many insiders are selling ALMU stock?
5 insider sales of ALMU were filed in the last 90 days, totaling $2.02M.
Where can I see ALMU SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects ALMU Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Christopher P. Stewart view on EDGAR
- - Christopher P. Stewart view on EDGAR
- - Jonathan Klamkin view on EDGAR
- - Michael Byron view on EDGAR
- - Steven Denbaars view on EDGAR
- - Jonathan Klamkin view on EDGAR
- - Jonathan Klamkin view on EDGAR
- - Jonathan Klamkin view on EDGAR
- - Steven Denbaars view on EDGAR
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Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Information Technology
- Where ALMU's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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