Mark N. Tompkins - 29 Jan 2026 Form 4 Insider Report for Aeluma, Inc. (ALMU)

Reporting relationship: 10%+ Owner
Issuer ticker: ALMU
Reported as of: 29 Jan 2026
Net transaction value: -$1,534,585
SEC form: 4
Accepted by SEC: 02 Feb 2026, 21:00:22 UTC
Prior SEC filing: 26 Jan 2026
Next SEC filing: 05 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Mark N. Tompkins

Key filing fact

Mark N. Tompkins filed Form 4 for Aeluma, Inc. (ALMU) on 02 Feb 2026.

Key facts

This page summarizes Mark N. Tompkins's Form 4 filing for Aeluma, Inc. (ALMU).
5 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 02 Feb 2026, 21:00.

Change

Previous filing in this sequence was filed on 26 Jan 2026.
Current net transaction value: -$1,534,585.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001455971 Primary reporting owner

Tompkins Mark N.

Relationship: 10%+ Owner
Address: APP. 1, VIA GUIDINO 23, LUGANO-PARADISO, SWITZERLAND
Signature: /s/ Mark N. Tompkins
Signature date: 02 Feb 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ALMU transaction

Common Stock

Sale

Transaction value: $457,225
Shares: -27,297
Change %: -1.4%
Price: $16.75
Shares after: 1,892,691
Date: 29 Jan 2026
Ownership: Direct
Footnotes: F1

ALMU transaction

Common Stock

Sale

Transaction value: $89,283
Shares: -5,203
Change %: -0.27%
Price: $17.16
Shares after: 1,887,488
Date: 29 Jan 2026
Ownership: Direct
Footnotes: F2

ALMU transaction

Common Stock

Sale

Transaction value: $382,581
Shares: -24,092
Change %: -1.3%
Price: $15.88
Shares after: 1,863,396
Date: 30 Jan 2026
Ownership: Direct
Footnotes: F3

ALMU transaction

Common Stock

Sale

Transaction value: $15,245
Shares: -908
Change %: -0.05%
Price: $16.79
Shares after: 1,862,488
Date: 30 Jan 2026
Ownership: Direct
Footnotes: F4

ALMU transaction

Common Stock

Sale

Transaction value: $590,250
Shares: -37,500
Change %: -2%
Price: $15.74
Shares after: 1,824,988
Date: 02 Feb 2026
Ownership: Direct
Footnotes: F5

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 5 footnotes

Footnote F1

The price reported in Column 4 represents a weighted average sales price. These shares were sold in multiple transactions at prices ranging from $16.08 to $17.07, inclusive.

Footnote F2

The price reported in Column 4 represents a weighted average sales price. These shares were sold in multiple transactions at prices ranging from $17.08 to $17.22, inclusive.

Footnote F3

The price reported in Column 4 represents a weighted average sales price. These shares were sold in multiple transactions at prices ranging from $15.45 to $16.44, inclusive.

Footnote F4

The price reported in Column 4 represents a weighted average sales price. These shares were sold in multiple transactions at prices ranging from $16.45 to $17.33, inclusive.

Footnote F5

The price reported in Column 4 represents a weighted average sales price. These shares were sold in multiple transactions at prices ranging from $15.34 to $16.03, inclusive.

SEC remarks

The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the footnotes above.