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Assurant, Inc.

AIZ
Exchange
NYSE
Industry
Insurance Carriers, NEC
SEC CIK
0001267238

In the last 90 days, Assurant, Inc. insiders filed 0 open-market purchases and 1 sale; 614 institutions reported holding it in 13F filings for Q2 2026, worth $13.0B in total; no superinvestor holds it.

Other share classesAIZN

Holders of 5% or more of AIZ

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Assurant, Inc., largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of AIZ
HolderLatest formStakeChangeFirst filedLatest filingFiling
Bank of New York Mellon Corp13G/A10.20%5.09M shares+0.30 ppfrom 9.90%Jan 24, 20246 filingsDec 5, 2025SEC
Vanguard Capital Management LLC13G7.40%3.68M sharesNewApr 29, 20261 filingApr 29, 2026SEC
BlackRock, Inc.13G/A6.30%3.19M shares−1.70 ppfrom 8.00%Apr 23, 20252 filingsJul 16, 2025SEC
Vanguard Portfolio Management LLC13G6.07%3.02M sharesNewApr 28, 20261 filingApr 28, 2026SEC
State Street Corp13G6.00%3.05M shares–Feb 12, 20216 filingsMay 13, 2025SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

44 Schedule 13D and 13G filings on Assurant, Inc., newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on AIZ
Filed (ET)FilerFormStakeChangeEvent dateFiling
Aug 14, 202610:39 AM ETT. Rowe Price Investment Management, Inc.13G/A4.90%2.43M shares−2.30 ppfrom 7.20%Below 5%Jun 30, 2026SEC
Apr 29, 20264:43 PM ETVanguard Capital Management LLC13G7.40%3.68M sharesNewMar 31, 2026SEC
Apr 28, 20264:07 PM ETVanguard Portfolio Management LLC13G6.07%3.02M sharesNewMar 31, 2026SEC
Mar 26, 20264:10 PM ETVanguard Group Inc13G/A0.00%0 shares–Below 5%Mar 13, 2026SEC
Feb 17, 202610:28 AM ETT. Rowe Price Investment Management, Inc.13G/A7.20%3.62M shares−1.40 ppfrom 8.60%Dec 31, 2025SEC
Dec 5, 20251:27 PM ETBank of New York Mellon Corpand 3 others13G/A10.20%5.09M shares+0.30 ppfrom 9.90%Nov 30, 2025SEC
Oct 28, 20252:00 PM ETBank of New York Mellon Corpand 3 others13G/A9.90%5.01M shares+2.50 ppfrom 7.40%Sep 30, 2025SEC
Jul 16, 20257:02 PM ETBlackRock, Inc.13G/A6.30%3.19M shares−1.70 ppfrom 8.00%Jun 30, 2025SEC
May 14, 202510:47 AM ETT. Rowe Price Investment Management, Inc.13G/A8.60%4.38M shares–Mar 31, 2025SEC
May 13, 202510:27 AM ETState Street Corp13G6.00%3.05M shares–Mar 31, 2025SEC
Apr 23, 20258:14 PM ETBlackRock, Inc.13G/A8.00%4.05M shares–Mar 31, 2025SEC
Apr 21, 20251:39 PM ETBank of New York Mellon Corpand 3 others13G/A7.40%3.74M shares+0.90 ppfrom 6.50%Mar 31, 2025SEC
Jan 23, 20252:06 PM ETBank of New York Mellon Corpand 2 others13G6.50%3.32M shares–Dec 31, 2024SEC
Dec 9, 2024T. Rowe Price Investment Management, Inc.13G/AOld format–––SEC
Nov 14, 2024T. Rowe Price Investment Management, Inc.13G/AOld format–––SEC
Oct 17, 2024State Street Corp13G/AOld format–––SEC
Aug 12, 2024T. Rowe Price Investment Management, Inc.13G/AOld format–––SEC
Feb 14, 2024T. Rowe Price Investment Management, Inc.13G/AOld format–––SEC
Feb 13, 2024Vanguard Group Inc13G/AOld format–––SEC
Feb 9, 2024Bank of New York Mellon Corp13G/AOld format–––SEC
Feb 9, 2024FMR LLC13G/AOld format–––SEC
Jan 30, 2024State Street Corp13G/AOld format–––SEC
Jan 24, 20242:27 PM ETBlackRock Inc.13G/AOld format–––SEC
Jan 24, 2024Bank of New York Mellon Corp13GOld format–New–SEC
Feb 14, 2023T. Rowe Price Investment Management, Inc.13G/AOld format–––SEC
Feb 9, 2023Vanguard Group Inc13G/AOld format–––SEC
Feb 9, 2023FMR LLC13G/AOld format–––SEC
Feb 8, 2023State Street Corp13G/AOld format–––SEC
Jan 26, 20238:52 AM ETBlackRock Inc.13G/AOld format–––SEC
Jan 20, 20239:43 AM ETBlackRock Inc.13G/AOld format–––SEC
Oct 11, 2022T. Rowe Price Investment Management, Inc.13GOld format–New–SEC
Sep 8, 20221:43 PM ETBlackRock Inc.13GOld format–––SEC
Aug 10, 2022Price T Rowe Associates Inc13G/AOld format–––SEC
Feb 14, 2022Price T Rowe Associates Inc13G/AOld format–––SEC
Feb 10, 2022State Street Corp13G/AOld format–––SEC
Feb 9, 2022Vanguard Group Inc13G/AOld format–––SEC
Feb 9, 2022FMR LLC13GOld format–New–SEC
Feb 2, 20227:11 PM ETBlackRock Inc.13G/AOld format–––SEC
Sep 10, 2021Price T Rowe Associates Inc13G/AOld format–––SEC
Feb 16, 2021Price T Rowe Associates Inc13G/AOld format–––SEC
Feb 12, 2021State Street Corp13G/AOld format–––SEC
Feb 10, 2021Vanguard Group Inc13G/AOld format–––SEC
Feb 5, 20217:51 AM ETBlackRock Inc.13G/AOld format–––SEC
Feb 3, 2021Wellington Management Group LLP13G/AOld format–––SEC

Form 144: proposed insider sales

Notices from officers, directors and other affiliates planning to sell Assurant, Inc. shares.

No Form 144 notices for Assurant, Inc. are on file.