Assurant, Inc.
Ownership
Ownership Structure
Who owns Assurant, Inc. (AIZ)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 99.3% of the shares are freely tradable; institutional investors hold 97.6%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 10.16 | 5,009,537 | +27.0 | 06/30/2026 |
| Bank of New York Mellon Corp | 9.59 | 4,727,930 | -1.8 | 06/30/2026 |
| Vanguard Capital Management, LLC | 6.56 | 3,236,936 | -0.2 | 06/30/2026 |
| Vanguard Portfolio Management, LLC | 5.75 | 2,836,307 | -5.7 | 06/30/2026 |
| State Street Corp | 5.15 | 2,541,897 | +0.4 | 06/30/2026 |
| T. Rowe Price Investment Management,Inc. | 4.92 | 2,427,220 | -25.8 | 06/30/2026 |
| Geode Capital Management, LLC | 2.87 | 1,417,209 | +0.7 | 06/30/2026 |
| Amvescap Plc. | 2.49 | 1,226,729 | +0.0 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 3.16 | 1,558,180 | -1.1 | 09/30/2026 |
| Vanguard 500 Index Investor | 2.63 | 1,295,900 | -1.6 | 09/30/2026 |
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 |
|---|---|---|---|---|---|
| Demmings Keith | President & CEO | 133,170 | 41,082,877 $ | Sep 15, 2026 | direct |
| Campbell Michael P. | EVP, Chief Operating Officer | 27,296 | 8,420,930 $ | Oct 1, 2026 | direct |
| Biju Nair | EVP, Pres, Global Conn Living | 24,247 | 7,480,103 $ | Aug 6, 2026 | direct |
| DiRienzo Dimitry | SVP, CAO, Controller | 2,522 | 778,037 $ | Oct 1, 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 |
|---|---|---|---|---|---|---|
| Oct 1, 2026 | DiRienzo Dimitry | SVP, CAO, Controller | Other | 219 | 266.24 | 58,307 |
| Oct 1, 2026 | Campbell Michael P. | EVP, Chief Operating Officer | Other | 147 | 266.24 | 39,137 |
| Sep 15, 2026 | Demmings Keith | President & CEO | Other | 3,500 | 0.00 | – |
| Aug 6, 2026 | Biju Nair | EVP, Pres, Global Conn Living | Sell | 3,931 | 302.46 | 1,188,990 |
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: November 4, 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.