Institutional Ownership
Apartment Invt & Mgmt Co
CUSIP 03748R747CL AAIVQ1 2026
13D / 13G Filings
33
Schedule 13D/13G on record
Beneficial Filers
14
Distinct reporting persons
Largest Stake
14.4%
Max % of class reported
Institutional Holders
178
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
33 filings · latest Mar 4, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Mar 4, 2026 | Madison Avenue International LP | 13G | 8.6% | 12.35M | SEC |
| 2 | Feb 17, 2026 | Silver Point Capital, L.P. | 13G | 1.2% | 1.76M | SEC |
| 3 | Nov 14, 2025 | Newtyn Management, LLC | 13G | 5.5% | 7.76M | SEC |
| 4 | Oct 24, 2025 | Millennium Management LLC | 13G/A | 11.0% | 4.44M | SEC |
| 5 | Jul 18, 2025 | Blackrock, Inc. | 13G/A | 9.4% | 13.28M | SEC |
| 6 | Jan 7, 2025 | Millennium Management LLC | 13G | 5.0% | 7.08M | SEC |
| 7 | Nov 14, 2024 | Price T Rowe Associates Inc /Md/ | 13G/A | 12.5% | 17.64M | SEC |
| 8 | Feb 14, 2024 | Sessa Capital Special Opportunity Fund II, L.P. | 13G/A | — | — | SEC |
| 9 | Feb 14, 2024 | Price T Rowe Associates Inc /Md/ | 13G/A | 12.2% | 17.75M | SEC |
| 10 | Feb 13, 2024 | Vanguard Group Inc | 13G/A | 13.5% | 19.69M | SEC |
23 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Apartment Invt & Mgmt Co.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Madison Avenue Partners, LP | 12.37M | $50.37M |
| 2 | Newtyn Management, LLC | 12.20M | $49.65M |
| 3 | Weiss Asset Management LP | 8.15M | $33.17M |
| 4 | Irenic Capital Management LP | 5.03M | $20.47M |
| 5 | Owl Creek Asset Management, L.P. | 3.02M | $12.30M |
| 6 | Blackrock, Inc. | 2.94M | $11.98M |
| 7 | Landmark Investment Partners, L.P. | 2.56M | $10.40M |
| 8 | Jane Street Group, LLC | 2.10M | $8.53M |
| 9 | Zimmer Partners, LP | 2.03M | $8.25M |
| 10 | Summittx Capital, L.P. | 2.01M | $8.18M |