Form 4 for ALMU Aeluma, Inc.

Accepted 2025-12-29 00:00:00 ET · period of report 2025-12-23 · accession 0001213900-25-126234 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
M	2025-12-29	2025-12-23+	ALMU	Tompkins Mark N.	10%	S - Sale	$16.62	-60.0K	2.07M	-3%	-$997.4K

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2025-12-26	S	D	2,662	$18.39	2,024,988	D	—	—	(F5) The price reported in Column 4 represents a weighted average sales price. These shares were sold in multiple transactions at prices ranging from $18.28 to $18.68, inclusive.
2	Common	Common Stock	2025-12-26	S	D	20,368	$18.01	2,027,650	D	—	—	(F4) The price reported in Column 4 represents a weighted average sales price. These shares were sold in multiple transactions at prices ranging from $17.28 to $18.26, inclusive.
3	Common	Common Stock	2025-12-26	S	D	6,970	$16.91	2,048,018	D	—	—	(F3) The price reported in Column 4 represents a weighted average sales price. These shares were sold in multiple transactions at prices ranging from $16.26 to $17.25, inclusive.
4	Common	Common Stock	2025-12-24	S	D	15,000	$16.05	2,054,988	D	—	—	(F2) The price reported in Column 4 represents a weighted average sales price. These shares were sold in multiple transactions at prices ranging from $15.93 to $16.26, inclusive.
5	Common	Common Stock	2025-12-23	S	D	15,000	$14.87	2,069,988	D	—	—	(F1) The price reported in Column 4 represents a weighted average sales price. These shares were sold in multiple transactions at prices ranging from $14.72 to $15.15, inclusive.