Security key
04621X108
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 47,940,015
- Total 13F value
- $11,543,384,276
- Share change
- +463,690
- Put/Call ratio
- 44%
- SEC-reported price per share
- $240.85
- Number of holders
- 563
- Value change
- +$119,923,039
- Number of buys
- 273
- Number of sells
- 230
- Shares outstanding
- 49,535,102
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2025
Institutions
563
Top holders
10
AIZ full security history
Ownership snapshot
Full 13F holder table
ASSURANT, INC. SEC filings
ASSURANT, INC. company facts
Broader feeds
Ownership snapshot
Top reported holders of AIZ - ASSURANT, INC. - COMMON STOCK (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Bank of New York Mellon Corp
Disclosed value leader
VANGUARD GROUP INC
Comparable rows
15/15
Latest evidence
30 Nov 2025
13D/G
13F
3/4/5
Lead comparable stake: 10%
13D/G row: Bank of New York Mellon Corp
Showing 1-6 of 15 holder rows.
Quick read
Bank of New York Mellon Corp leads the comparable SEC ownership view at 10%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Bank of New York Mellon Corp's linked filing trail.
Comparable ownership
Top 5
Bank of New York Mellon Corp
10%
BlackRock, Inc.
6.3%
STATE STREET CORP
6%
Debra J. Perry
0.02%
VANGUARD GROUP INC
13%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Bank of New York Mellon Corp |
13D/G
13F
Company
|
10%
|
$1,153,080,795
5,091,314 shares
|
+$18,331,518 | 30 Nov 2025 |
| BlackRock, Inc. |
13F
13D/G
Company
|
6.3%
from 13D/G
|
$858,704,822
3,964,473 shares
|
— | 30 Sep 2025 |
| STATE STREET CORP |
13D/G
13F
STATE STREET CORPORATION · Company
|
6%
|
$588,953,431
3,048,571 shares
|
$0 | 31 Mar 2025 |
| Debra J. Perry |
3/4/5
Director
|
0.02%
|
$2,018,062
10,446 shares
|
— | 22 May 2025 |
| VANGUARD GROUP INC |
13F
Company
|
13%
|
$1,437,683,583
6,637,505 shares
|
— | 30 Sep 2025 |
| T. Rowe Price Investment Management, Inc. |
13F
Company
|
7.8%
|
$836,193,000
3,860,539 shares
|
— | 30 Sep 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
563
Shares
47,940,015
Rows available
563
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2025 vs Q3 2025 Across Filers
Q3 2025 holders
535
Q4 2025 holders
563
Holder diff
28
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 value | Q4 2025 value | Value change | Value Chg % |
|---|