AGO · NYSE · Insurance - Specialty

Assured Guaranty (AGO)

Insures municipal and structured-finance obligations while participating in asset management.

$70.74
After hours−0.05 (−0.07%)
At close$70.79(−0.39%)

13F · 13D/G · Form 4

Institutions94.04%41.64M shares
376 holders · as of Jun 30, 2026
Insiders2.46%1.09M shares
16 holders · as of Jul 6, 2026
Other3.50%1.55M shares
remainder

44.28M company shares as of Sep 22, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing

13F · 13D/G · Form 4

HolderStakeSharesDate
BlackRock, Inc.Institution
13.07%5.79Mas of Jun 30, 2026
Vanguard Portfolio Management LLCInstitution
8.95%3.97Mas of Jun 30, 2026
Dimensional Fund Advisors LPInstitution
6.84%3.03Mas of Jun 30, 2026
Vanguard Capital Management LLCInstitution
4.33%1.92Mas of Jun 30, 2026
State Street CorpInstitution
3.58%1.59Mas of Jun 30, 2026
First Trust Advisors LPInstitution
3.43%1.52Mas of Jun 30, 2026
American Century Companies IncInstitution
3.17%1.40Mas of Jun 30, 2026
AQR Capital Management LLCInstitution
3.15%1.40Mas of Jun 30, 2026
Reinhart Partners, Inc.Institution
2.81%1.25Mas of Jun 30, 2026
River Road Asset Management, LLCInstitution
2.62%1.16Mas of Jun 30, 2026
Royce & Associates LPInstitution
2.39%1.06Mas of Jun 30, 2026
Fuller & Thaler Asset Management, Inc.Institution
1.85%820,652as of Jun 30, 2026
Principal Financial Group IncInstitution
1.70%754,859as of Jun 30, 2026
Gendell Jeffrey LInstitution
1.64%726,136as of Jun 30, 2026
Geode Capital Management, LLCInstitution
1.62%716,703as of Jun 30, 2026
Morgan StanleyInstitution
1.34%594,406as of Jun 30, 2026
Goldman Sachs Group IncInstitution
1.30%573,964as of Jun 30, 2026
Norges BankInstitution
1.21%537,845as of Jun 30, 2026
Boston PartnersInstitution
1.10%486,458as of Jun 30, 2026
Northern Trust CorpInstitution
1.00%444,566as of Jun 30, 2026
Brown Advisory IncInstitution
0.94%415,675as of Jun 30, 2026
Quantinno Capital Management LPInstitution
0.90%400,665as of Jun 30, 2026
Charles Schwab Investment Management IncInstitution
0.87%386,385as of Jun 30, 2026
Sixth Street Partners Management Company, L.P.Institution
0.87%386,385as of Jun 30, 2026
Long Focus Capital Management, LLCInstitution
0.86%380,000as of Jun 30, 2026

13F, as of Jun 30, 2026

376 holders · 41.64M shares · 57 new positions · 165 increased · 156 reduced · 59 closed

HolderShares% outstandingChg q/qFiled
BlackRock, Inc.5.79M13.07%+7.0KAug 7, 2026
Vanguard Portfolio Management LLC3.97M8.95%+39.7KAug 13, 2026
Dimensional Fund Advisors LP3.03M6.84%+16.2KAug 11, 2026
Vanguard Capital Management LLC1.92M4.33%−49.0KAug 13, 2026
State Street Corp1.59M3.58%+14.2KAug 7, 2026
First Trust Advisors LP1.52M3.43%+161.5KAug 11, 2026
American Century Companies Inc1.40M3.17%+87.0KAug 12, 2026
AQR Capital Management LLC1.40M3.15%+534.7KAug 14, 2026

13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
BlackRock, Inc.11.00%5.38M13GJul 18, 2025
Vanguard Portfolio Management8.81%3.95M13GApr 28, 2026
Vanguard Capital Management5.12%2.30M13GApr 28, 2026

Form 4

Latest trades

DateInsiderTypeSharesAvg priceOwned after
May 29, 2026
Lorin Radtkedirector
Sale1,047$74.329,307
May 11, 2026
Robert Bailensonofficer: Chief Operating Officer
Sale · 2 lots50,000$78.62256,251
Mar 30, 2026
Francisco L. Borgesdirector
Sale123,750$80.22176,952
Mar 23, 2026
Dominic Fredericodirector, officer: President/CEO/Deputy Chairman
Sale29,998$81.411,264,295
Mar 20, 2026
Dominic Fredericodirector, officer: President/CEO/Deputy Chairman
Sale20,002$81.061,294,293
Mar 4, 2026
Lorin Radtkedirector
Sale1,219$87.148,297
Sep 23, 2025
Dominic Fredericodirector, officer: President/CEO/Deputy Chairman
Sale25,000$83.831,287,803

House and Senate disclosures

Not reported.