Institutional Ownership
Under Armour Inc
CUSIP 904311107CL AUAAQ1 2026
13D / 13G Filings
44
Schedule 13D/13G on record
Beneficial Filers
16
Distinct reporting persons
Largest Stake
73.0%
Max % of class reported
Institutional Holders
365
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
44 filings · latest Jan 30, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Jan 30, 2026 | The Vanguard Group | 13G/A | 9.1% | 17.17M | SEC |
| 2 | Jan 21, 2026 | Dimensional Fund Advisors LP | 13G/A | 3.8% | 7.25M | SEC |
| 3 | Jan 8, 2026 | Blackrock, Inc. | 13G/A | 10.6% | 20.09M | SEC |
| 4 | Jan 5, 2026 | V. Prem Watsa | 13D | 22.2% | — | SEC |
| 5 | Dec 29, 2025 | V. Prem Watsa | 13G/A | 16.1% | 30.45M | SEC |
| 6 | Dec 18, 2025 | V. Prem Watsa | 13G | 9.0% | 16.99M | SEC |
| 7 | Sep 8, 2025 | Fmr LLC | 13G/A | 0.4% | 775.4K | SEC |
| 8 | Aug 14, 2025 | Alyeska Investment Group, L.P. | 13G/A | — | — | SEC |
| 9 | Aug 6, 2025 | Fmr LLC | 13G/A | 12.7% | 23.91M | SEC |
| 10 | Feb 14, 2025 | Alyeska Investment Group, L.P. | 13G | 5.2% | 9.79M | SEC |
34 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Under Armour Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Fairfax Financial Holdings Ltd/ Can | 43.00M | $253.71M |
| 2 | Blackrock, Inc. | 20.86M | $123.26M |
| 3 | Dimensional Fund Advisors LP | 8.53M | $50.42M |
| 4 | Ubs Group AG | 8.07M | $47.72M |
| 5 | Charles Schwab Investment Management Inc | 6.17M | $36.44M |
| 6 | State Street Corp | 6.01M | $35.54M |
| 7 | D. E. Shaw & Co., Inc. | 5.75M | $34.00M |
| 8 | Jane Street Group, LLC | 5.01M | $29.63M |
| 9 | Morgan Stanley | 3.85M | $22.76M |
| 10 | Jupiter Asset Management Ltd | 3.76M | $22.24M |