Form 4 for AGO ASSURED GUARANTY LTD

Accepted 2026-02-24 00:00:00 ET · period of report 2026-02-20 · accession 0001213900-26-020035 · 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	2026-02-24	2026-02-22	AGO	FREDERICO DOMINIC	Pres, CEO, Deputy COB, Dir	F - Tax	$88.39	-48.4K	1.31M	-4%	-$4.28M
M	2026-02-24	2026-02-20+	AGO	FREDERICO DOMINIC	Pres, CEO, Deputy COB, Dir	A - Grant	$0.00	+109.7K	1.38M	+9%	$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 Shares	2026-02-22	F	D	29,030	$88.39	1,349,080	D	—	—	(F3) Common Shares being withheld to pay tax liability.
2	Common	Common Shares	2026-02-22	F	D	19,400	$88.39	1,306,300	D	—	—	(F3) Common Shares being withheld to pay tax liability.
3	Common	Common Shares	2026-02-20	A	A	37,870	$0.00	1,325,700	D	—	—	(F1) Restricted share units awarded pursuant to the Assured Guaranty Ltd. 2024 Long-Term Incentive Plan. With limited exceptions, the restricted share units vest on 2/20/2029, assuming that the holder remains employed at such time. Upon vesting, one Common Share will be delivered for each vested restricted share unit. (F2) Total includes 27 shares purchased on 12/31/2025 pursuant to the Assured Guaranty Ltd. Employee Stock Purchase Plan which meets the requirements of Rule 16b-3.
4	Common	Common Shares	2026-02-22	A	A	71,810	$0.00	1,378,110	D	—	—	(F4) Represents the vesting of performance share units based on the achievement of core adjusted book value targets.