Hamilton Insurance Group, Ltd.
Ownership
Ownership Structure
Who owns Hamilton Insurance Group, Ltd. (HG)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 71.9% of the shares are freely tradable; institutional investors hold 83.6%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Magnitude Capital LLC | 15.31 | 15,096,940 | +0.0 | 06/30/2026 |
| Wellington Management Company LLP | 5.86 | 5,777,654 | +39.4 | 06/30/2026 |
| BlackRock Inc | 2.87 | 2,829,636 | -0.4 | 03/31/2026 |
| Nuveen, LLC | 2.40 | 2,365,937 | +6.5 | 03/31/2026 |
| Morgan Stanley - Brokerage Accounts | 2.08 | 2,056,033 | -25.8 | 03/31/2026 |
| Dimensional Fund Advisors, Inc. | 1.80 | 1,770,536 | +31.0 | 06/30/2026 |
| Arrowstreet Capital Limited Partnership | 1.52 | 1,497,124 | +10.4 | 03/31/2026 |
| Federated Hermes Inc | 1.08 | 1,063,985 | +12.5 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| CREF Total Global Stock Account R3 | 1.57 | 1,546,463 | -4.5 | 07/31/2026 |
| iShares Russell 2000 ETF | 1.25 | 1,229,934 | -0.6 | 08/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Brown David A | Director | 400,000 | 14,080,000 $ | Sep 3, 2026 | indirect |
| Duffin Timothy James | Chief Underwriting Officer | 194,959 | 6,862,557 $ | Sep 11, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 11, 2026 | Duffin Timothy James | Chief Underwriting Officer | Sell | 28,500 | 34.69 | 988,582 |
| Sep 10, 2026 | Duffin Timothy James | Chief Underwriting Officer | Sell | 28,500 | 34.53 | 984,182 |
| Sep 3, 2026 | Brown David A | Director | Sell | 50,000 | 36.12 | 1,806,215 |
| Aug 13, 2026 | Albo Giuseppina | Chief Executive Officer | Other | 100,430 | 0.00 | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.