Insider filing · ALMU
Mark N. Tompkins
Other
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Aeluma, Inc.
ALMU · Technology · 26 filings in 24 months
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Mark N. Tompkins sold $1.3M of Aeluma (ALMU)
Executed Oct 15 2025, disclosed Oct 17 2025, 2 days later.
Value, as filed
$1.3M
64,190 sh across 4 lots
Executed
Oct 15 2025
the trade date, as filed
Disclosed
Oct 17 2025
2 days after the trade
Return, 21 sessionsiFrom the disclosed entry session; derived
–
purchases only
Returns are measured on stock purchases only.
The filer
MTMark N. Tompkins (Other) filed 14 Form 4 reports in the trailing twelve months (0 purchases, 14 sales, 4 filed past the two-business-day deadline), most often in Aeluma, Inc. (ALMU). The largest single filing was $2.3M of ALMU (129,631 sh across 4 lots, as filed), executed Oct 2 2025.
The name
ALMUTechnology · Aeluma, Inc. develops optoelectronic and electronic devices for sensing, communication, and computing applications in the United States
More Technology filings→ Insider filings, newest first→ View the original filing at www.sec.gov→Other filings by Mark N. Tompkins in ALMU
ALMUSALE
Aeluma, Inc.
$418K28,544 sh × $14.63
Exec Feb 4
Filed Feb 5 · 5:30 PM ET ALMUSALE Aeluma, Inc. $1.4M
88,889 sh across 3 lots
Exec Jan 29
Filed Feb 2 · 5:30 PM ET ALMUSALE Aeluma, Inc. $1.9M
101,425 sh across 4 lots
Exec Jan 20
Filed Jan 22 · 5:30 PM ET ALMUSALE Aeluma, Inc. $948K
57,338 sh across 4 lots
Exec Dec 23 2025
Filed Dec 29 2025 · 5:30 PM ET † ALMUSALE Aeluma, Inc. $1.2M
85,000 sh across 3 lots
Exec Dec 18 2025
Filed Dec 22 2025 · 5:30 PM ET ALMUSALE Aeluma, Inc. $854K
50,000 sh across 3 lots
Exec Dec 9 2025
Filed Dec 11 2025 · 5:30 PM ET ALMUSALE Aeluma, Inc. $1.6M
97,402 sh across 4 lots
Exec Dec 4 2025
Filed Dec 9 2025 · 5:30 PM ET † ALMUSALE Aeluma, Inc. $1.3M
76,757 sh across 3 lots
Exec Oct 17 2025
Filed Oct 21 2025 · 5:30 PM ET