Quick Takeaways
- AGO - ASSURED GUARANTY LTD has 25 insiders with reported activity on this page.
- Net insider value flow over the last year: -$26,777,372.
- Recent transaction rows are available for direct filing-level review.
Insider Transactions Reported by 25 Insiders of ASSURED GUARANTY LTD
- Symbol
- AGO on NYSE
- Location
- Hamilton Bermuda, Bermuda
What Changed
- Buy value: ; sell value: $26,777,372.
- Net share flow: -324,973.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Source Evidence
Filed on Form 4
See Original Filing
Issuer insider activity is sourced from SEC Forms 3, 4, and 5.
Insider trading overview
Last 12 monthsNet insider flow leans to selling over the last 12 months. Net value: -$26,777,372.
Buys
$0
Shares: 0
Insiders: 0
Sells
$26,777,372
Shares: 324,973
Insiders: 5
Net
-$26,777,372
Shares: -324,973
Insiders: -5
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 174,969 | $0 | $14,096,948 | -$14,096,948 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 65,000 | $0 | $5,356,150 | -$5,356,150 |
| 9-12 | 0 | 85,004 | $0 | $7,324,274 | -$7,324,274 |
ASSURED GUARANTY LTD executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Dominic Frederico | President/CEO/Deputy Chairman, Director | $134,676,255 | -$13,251,047 | -9% | Median | 01 May 2026 |
| Robert Bailenson | Chief Operating Officer | $24,953,338 | -$3,260,400 | -12% | Median | 01 May 2026 |
| Ling Chow | General Counsel and Secretary | $15,935,043 | Median | 01 May 2026 | ||
| Russell B. Brewer II | Chief Surveillance Officer | $15,495,306 | Mixed | 18 May 2021 | ||
| Francisco L. Borges | Director | $14,695,651 | -$9,927,225 | -40% | Median | 30 Apr 2026 |
| Stephen Donnarumma | Chief Credit Officer | $9,866,660 | Median | 01 May 2026 | ||
| David A. Buzen | Head of Asset Management* | $9,648,588 | Mixed | 27 Feb 2023 | ||
| Patrick W. Kenny | Director | $5,902,107 | Mixed | 01 May 2024 | ||
| Alan J. Kreczko | Director | $5,707,429 | Median | 30 Apr 2026 | ||
| Benjamin G. Rosenblum | Cfo | $5,100,973 | Median | 01 May 2026 | ||
| Michael T. O Kane | Director | $4,835,561 | Mixed | 03 May 2022 | ||
| Holly Horn | Chief Surveillance Officer | $4,283,077 | Median | 01 May 2026 | ||
| Howard Albert | Chief Risk Officer | $4,200,812 | Mixed | 01 Dec 2022 | ||
| Bonnie L. Howard | Director | $3,862,233 | Median | 30 Apr 2026 | ||
| Thomas W. Jones | Director | $3,854,411 | Median | 30 Apr 2026 | ||
| G. Lawrence Buhl | Director | $3,305,522 | Mixed | 01 May 2024 | ||
| Jorge A. Gana | Chief Risk Officer | $2,514,574 | Mixed | 23 Feb 2026 | ||
| Simon W. Leathes | Director | $2,010,543 | Mixed | 01 May 2024 | ||
| Laura Bieling | Chief Accounting Officer | $1,271,883 | -$232,476 | -15% | Mixed | 23 Feb 2026 |
| Yukiko Omura | Director | $915,835 | Median | 30 Apr 2026 | ||
| Courtney C. Shea | Director | $875,991 | Median | 30 Apr 2026 | ||
| Lorin Radtke | Director | $843,643 | -$106,224 | -11% | Median | 30 Apr 2026 |
| Antonio Ursano Jr. | Director | $455,065 | Median | 30 Apr 2026 | ||
| Mark Batten | Director | $421,577 | Median | 30 Apr 2026 | ||
| Michelle McCloskey | Director | $372,120 | Mixed | 03 May 2022 |
Top shareholders of ASSURED GUARANTY LTD (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
|
Company |
14%
|
6,153,030
|
$552,972,806 | — | 31 Dec 2025 | |
| BlackRock, Inc. |
13F
13D/G
|
Company |
11%
from 13D/G
|
5,562,344
|
$499,887,899 | — | 31 Dec 2025 | |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13D/G
|
Vanguard Portfolio Management |
8.8%
|
3,952,870
|
$322,079,848 | $0 | 31 Mar 2026 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
7%
|
3,153,683
|
$283,424,246 | — | 31 Dec 2025 | |
| VANGUARD CAPITAL MANAGEMENT LLC |
13D/G
|
Vanguard Capital Management |
5.1%
|
2,297,718
|
$187,218,292 | $0 | 31 Mar 2026 | |
| River Road Asset Management, LLC |
13F
|
Company |
4.2%
|
1,885,863
|
$169,482,508 | — | 31 Dec 2025 | |
| STATE STREET CORP |
13F
|
Company |
3.6%
|
1,596,636
|
$143,489,677 | — | 31 Dec 2025 | |
| Dominic Frederico |
3/4/5
|
President/CEO/Deputy Chairman, Director |
3.7%
|
1,652,875
|
$134,676,255 | -$13,251,047 | 01 May 2026 | |
| FIRST TRUST ADVISORS LP |
13F
|
Company |
3.3%
|
1,464,219
|
$131,589,361 | — | 31 Dec 2025 | |
| REINHART PARTNERS, LLC. |
13F
|
Company |
2.8%
|
1,262,698
|
$113,479,985 | — | 31 Dec 2025 | |
| AMERICAN CENTURY COMPANIES INC |
13F
|
Company |
2.7%
|
1,212,155
|
$108,936,370 | — | 31 Dec 2025 | |
| ROYCE & ASSOCIATES LP |
13F
|
Company |
2.2%
|
983,385
|
$88,376,810 | — | 31 Dec 2025 | |
| FULLER & THALER ASSET MANAGEMENT, INC. |
13F
|
Company |
2%
|
881,903
|
$79,256,613 | — | 31 Dec 2025 | |
| PRINCIPAL FINANCIAL GROUP INC |
13F
|
Company |
1.8%
|
805,949
|
$72,430,351 | — | 31 Dec 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
1.7%
|
764,103
|
$68,684,759 | — | 31 Dec 2025 | |
| Boston Partners |
13F
|
Company |
1.7%
|
766,651
|
$68,329,648 | — | 31 Dec 2025 | |
| WELLINGTON MANAGEMENT GROUP LLP |
13D/G
13F
|
Company |
1.3%
|
613,782
|
$55,160,588 | -$210,219,410 | 31 Dec 2025 | |
| MORGAN STANLEY |
13F
|
Company |
1.3%
|
594,934
|
$53,466,834 | — | 31 Dec 2025 | |
| NORGES BANK |
13F
|
Company |
1.3%
|
573,478
|
$51,538,468 | — | 31 Dec 2025 | |
| AQR CAPITAL MANAGEMENT LLC |
13F
|
Company |
1.2%
|
526,134
|
$47,283,634 | — | 31 Dec 2025 | |
| RAYMOND JAMES FINANCIAL INC |
13F
|
Company |
1.1%
|
499,511
|
$45,066,121 | — | 31 Dec 2025 | |
| FRANKLIN RESOURCES INC |
13D/G
13F
|
Company |
1%
|
488,651
|
$43,382,436 | $0 | 30 Sep 2024 | |
| NORTHERN TRUST CORP |
13F
|
Company |
1%
|
447,045
|
$40,175,935 | — | 31 Dec 2025 | |
| BROWN ADVISORY INC |
13F
|
Company |
0.97%
|
436,749
|
$39,250,561 | — | 31 Dec 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.96%
|
428,826
|
$38,538,594 | — | 31 Dec 2025 | |
| Qube Research & Technologies Ltd |
13F
|
Company |
0.9%
|
405,001
|
$36,397,440 | — | 31 Dec 2025 | |
| Long Focus Capital Management, LLC |
13F
|
Company |
0.85%
|
380,000
|
$34,150,600 | — | 31 Dec 2025 | |
| Quantinno Capital Management LP |
13F
|
Company |
0.84%
|
375,675
|
$33,761,979 | — | 31 Dec 2025 | |
| AMERIPRISE FINANCIAL INC |
13F
|
Company |
0.72%
|
323,131
|
$29,039,772 | — | 31 Dec 2025 | |
| TWO SIGMA INVESTMENTS, LP |
13F
|
Company |
0.71%
|
320,399
|
$28,794,258 | — | 31 Dec 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.7%
|
316,252
|
$28,421,567 | — | 31 Dec 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.69%
|
308,476
|
$27,722,740 | — | 31 Dec 2025 | |
| Pine Valley Investments Ltd Liability Co |
13F
|
Company |
0.68%
|
302,957
|
$27,226,778 | — | 31 Dec 2025 | |
| LRI Investments, LLC |
13F
|
Company |
0.66%
|
296,746
|
$26,668,563 | — | 31 Dec 2025 | |
| Robert Bailenson |
3/4/5
|
Chief Operating Officer |
0.68%
|
306,251
|
$24,953,338 | -$3,260,400 | 01 May 2026 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.6%
|
269,821
|
$24,248,788 | — | 31 Dec 2025 | |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP |
13F
|
Company |
0.58%
|
258,394
|
$23,221,869 | — | 31 Dec 2025 | |
| Gotham Asset Management, LLC |
13F
|
Company |
0.52%
|
231,176
|
$20,775,787 | — | 31 Dec 2025 | |
| Invesco Ltd. |
13F
|
Company |
0.43%
|
194,128
|
$17,446,283 | — | 31 Dec 2025 | |
| UBS Group AG |
13F
|
Company |
0.41%
|
185,125
|
$16,637,184 | — | 31 Dec 2025 | |
| PUBLIC SECTOR PENSION INVESTMENT BOARD |
13F
|
Company |
0.4%
|
178,446
|
$16,036,942 | — | 31 Dec 2025 | |
| Ling Chow |
3/4/5
|
General Counsel and Secretary |
0.44%
|
195,570
|
$15,935,043 | — | 01 May 2026 | |
| Russell B. Brewer II |
3/4/5
|
Chief Surveillance Officer |
—
class O/S missing
|
217,447
|
$15,495,306 | — | 18 May 2021 | |
| Francisco L. Borges |
3/4/5
|
Director |
0.4%
|
180,359
|
$14,695,651 | -$9,927,225 | 30 Apr 2026 | |
| D. E. Shaw & Co., Inc. |
13F
|
Company |
0.34%
|
151,450
|
$13,610,812 | — | 31 Dec 2025 | |
| BARCLAYS PLC |
13F
|
Company |
0.34%
|
150,520
|
$13,527,232 | — | 31 Dec 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.33%
|
146,835
|
$13,196,062 | — | 31 Dec 2025 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
0.33%
|
146,640
|
$13,178,538 | — | 31 Dec 2025 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
0.32%
|
142,761
|
$12,829,931 | — | 31 Dec 2025 | |
| BNP PARIBAS FINANCIAL MARKETS |
13F
|
Company |
0.32%
|
142,403
|
$12,797,758 | — | 31 Dec 2025 |
Recent Insider Transactions by Companies or Individuals for ASSURED GUARANTY LTD
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Dominic Frederico | AGO | Common Shares | Award | 2.69% | 33,980 | 1,298,275 | 01 May 2026 | Direct | ||
| Robert Bailenson | AGO | Common Shares | Award | 2.62% | 7,806 | 306,251 | 01 May 2026 | Direct | ||
| Stephen Donnarumma | AGO | Common Shares | Award | 2.97% | 3,490 | 121,093 | 01 May 2026 | Direct | ||
| Holly Horn | AGO | Common Shares | Award | 5.53% | 2,755 | 52,566 | 01 May 2026 | Direct | ||
| Ling Chow | AGO | Common Shares | Award | 3.15% | 5,970 | 195,570 | 01 May 2026 | Direct | ||
| Benjamin G. Rosenblum | AGO | Common Shares | Tax liability | -1.01% | -637 | 62,604 | 01 May 2026 | Direct | ||
| Alan J. Kreczko | AGO | Common Shares | Award | 5.95% | 3,936 | 70,047 | 01 May 2026 | Direct | ||
| Mark Batten | AGO | Common Shares | Award | 76.4% | 2,240 | 5,174 | 01 May 2026 | Direct | ||
| Francisco L. Borges | AGO | Common Shares | Award | 3.4% | 5,934 | 180,359 | 01 May 2026 | Direct | ||
| Bonnie L. Howard | AGO | Common Shares | Award | 3.85% | 1,756 | 47,401 | 01 May 2026 | Direct | ||
| Thomas W. Jones | AGO | Common Shares | Award | 3.86% | 1,756 | 47,305 | 01 May 2026 | Direct | ||
| Courtney C. Shea | AGO | Common Shares | Award | 19.5% | 1,756 | 10,751 | 01 May 2026 | Direct | ||
| Lorin Radtke | AGO | Common Shares | Award | 30.5% | 2,422 | 10,354 | 01 May 2026 | Direct | ||
| Yukiko Omura | AGO | Common Shares | Award | 18.5% | 1,756 | 11,240 | 01 May 2026 | Direct | ||
| Antonio Ursano Jr. | AGO | Common Shares | Award | 45.9% | 1,756 | 5,585 | 01 May 2026 | Direct | ||
| Alan J. Kreczko | AGO | Common Shares | Tax liability | -0.94% | -626 | 66,111 | 30 Apr 2026 | Direct | ||
| Mark Batten | AGO | Common Shares | Tax liability | -24.7% | -961 | 2,934 | 30 Apr 2026 | Direct | ||
| Francisco L. Borges | AGO | Common Shares | Tax liability | -0.73% | -1,277 | 174,425 | 30 Apr 2026 | Direct | ||
| Bonnie L. Howard | AGO | Common Shares | Tax liability | -0.79% | -365 | 45,645 | 30 Apr 2026 | Direct | ||
| Thomas W. Jones | AGO | Common Shares | Tax liability | -0.79% | -365 | 45,549 | 30 Apr 2026 | Direct | ||
| Courtney C. Shea | AGO | Common Shares | Tax liability | -3.9% | -365 | 8,995 | 30 Apr 2026 | Direct | ||
| Lorin Radtke | AGO | Common Shares | Tax liability | -4.4% | -365 | 7,932 | 30 Apr 2026 | Direct | ||
| Yukiko Omura | AGO | Common Shares | Tax liability | -7.31% | -748 | 9,484 | 30 Apr 2026 | Direct | ||
| Antonio Ursano Jr. | AGO | Common Shares | Tax liability | -8.7% | -365 | 3,829 | 30 Apr 2026 | Direct | ||
| Francisco L. Borges | AGO | Common Shares | Gift | -0.71% | -1,250 | 175,702 | 30 Mar 2026 | Direct | ||
| Francisco L. Borges | AGO | Common Shares | Sale | -41.2% | $9,927,225 | $80.22 | -123,750 | 176,952 | 30 Mar 2026 | Direct |
| Dominic Frederico | AGO | Common Shares | Sale | -2.32% | $2,442,137 | $81.41 | -29,998 | 1,264,295 | 23 Mar 2026 | Direct |
| Dominic Frederico | AGO | Common Shares | Sale | -1.52% | $1,621,362 | $81.06 | -20,002 | 1,294,293 | 20 Mar 2026 | Direct |
| Lorin Radtke | AGO | Common Shares | Sale | -12.8% | $106,224 | $87.14 | -1,219 | 8,297 | 04 Mar 2026 | Direct |
| Laura Bieling | AGO | Common Shares | Tax liability | -2.71% | -416 | 14,944 | 23 Feb 2026 | Direct | ||
| Holly Horn | AGO | Common Shares | Tax liability | -0.89% | -445 | 49,811 | 23 Feb 2026 | Direct | ||
| Benjamin G. Rosenblum | AGO | Common Shares | Tax liability | -1.89% | -1,220 | 63,241 | 23 Feb 2026 | Direct | ||
| Stephen Donnarumma | AGO | Common Shares | Tax liability | -3.48% | -4,244 | 117,603 | 23 Feb 2026 | Direct | ||
| Ling Chow | AGO | Common Shares | Tax liability | -3.97% | -7,835 | 189,600 | 23 Feb 2026 | Direct | ||
| Robert Bailenson | AGO | Common Shares | Tax liability | -3.08% | -9,494 | 298,445 | 23 Feb 2026 | Direct | ||
| Dominic Frederico | AGO | Common Shares | Tax liability | -2.58% | -34,785 | 1,314,295 | 23 Feb 2026 | Direct | ||
| Jorge A. Gana | AGO | Common Shares | Tax liability | -1.06% | -318 | 29,545 | 23 Feb 2026 | Direct | ||
| Dominic Frederico | AGO | Common Shares | Award | 5.5% | 71,810 | 1,378,110 | 22 Feb 2026 | Direct | ||
| Dominic Frederico | AGO | Common Shares | Tax liability | -3.57% | -48,430 | 1,306,300 | 22 Feb 2026 | Direct | ||
| Benjamin G. Rosenblum | AGO | Common Shares | Tax liability | -2.58% | -1,710 | 64,461 | 22 Feb 2026 | Direct | ||
| Holly Horn | AGO | Common Shares | Award | 12.4% | 5,822 | 52,603 | 22 Feb 2026 | Direct | ||
| Holly Horn | AGO | Common Shares | Tax liability | -7.72% | -3,912 | 46,781 | 22 Feb 2026 | Direct | ||
| Robert Bailenson | AGO | Common Shares | Award | 5.5% | 16,496 | 316,361 | 22 Feb 2026 | Direct | ||
| Robert Bailenson | AGO | Common Shares | Tax liability | -4.48% | -14,056 | 299,865 | 22 Feb 2026 | Direct | ||
| Ling Chow | AGO | Common Shares | Award | 6.58% | 12,616 | 204,412 | 22 Feb 2026 | Direct | ||
| Ling Chow | AGO | Common Shares | Tax liability | -5.74% | -11,671 | 191,796 | 22 Feb 2026 | Direct | ||
| Jorge A. Gana | AGO | Common Shares | Tax liability | -1.15% | -348 | 29,863 | 22 Feb 2026 | Direct | ||
| Laura Bieling | AGO | Common Shares | Tax liability | -2.52% | -397 | 15,360 | 22 Feb 2026 | Direct | ||
| Stephen Donnarumma | AGO | Common Shares | Award | 6.22% | 7,376 | 125,926 | 22 Feb 2026 | Direct | ||
| Stephen Donnarumma | AGO | Common Shares | Tax liability | -5.46% | -6,846 | 118,550 | 22 Feb 2026 | Direct |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.