Form 4 for USGO U.S. GoldMining Inc.

Accepted 2026-06-18 16:05:19 ET · period of report 2026-06-16 · accession 0001493152-26-029316 · 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
D	2026-06-18 16:05	2026-06-16	USGO	Still Alastair Charles	Dir	M - OptEx	—	+750	119.7K	+0.6%	—
D	2026-06-18 16:05	2026-06-16	USGO	Still Alastair Charles	Dir	M - OptEx	$0.00	-750	1,500	-33%	$0

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	2026-06-16	M	A	750	—	119,700	D	—	—	(F1) Each Restricted Stock Unit represents the right to receive, at settlement, one share of common stock.
2	Derivative	Restricted Stock Units	2026-06-16	M	D	750	$0.00	1,500	D	— · — to —	750 Common Stock	(F1) Each Restricted Stock Unit represents the right to receive, at settlement, one share of common stock. (F2) On December 16, 2025, the reporting person was granted 3,000 Restricted Stock Units. The Restricted Stock Units vest in four equal installments, 25% shall vest 3 months from December 16, 2025 (the "Grant Date"), 25% shall vest 6 months from the Grant Date, 25% shall vest 9 months from the Grant Date, and 25% shall vest 12 months from Grant Date. (F2) On December 16, 2025, the reporting person was granted 3,000 Restricted Stock Units. The Restricted Stock Units vest in four equal installments, 25% shall vest 3 months from December 16, 2025 (the "Grant Date"), 25% shall vest 6 months from the Grant Date, 25% shall vest 9 months from the Grant Date, and 25% shall vest 12 months from Grant Date.