Under Armour, Inc.
UAA- Exchange
- NYSE
- Industry
- Apparel & Other Finishd Prods of Fabrics & Similar Matl
- SEC CIK
- 0001336917
In the last 90 days, Under Armour, Inc. insiders filed 1 open-market purchase and 0 sales; 376 institutions reported holding it in 13F filings for Q2 2026, worth $1.36B in total; Fairfax Financial is the only superinvestor holding it.
Other share classesUA
Holders of 5% or more of UAA
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Under Armour, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Fairfax Financial Holdings LtdSuperinvestorFairfax Financial | 13D/A | 24.00%45.3M shares | +1.80 ppfrom 22.20% | Dec 18, 20254 filings | May 15, 2026 | SEC |
| BlackRock, Inc. | 13G/A | 14.30%27.0M shares | +3.70 ppfrom 10.60% | Jan 8, 20262 filings | Jul 30, 2026 | SEC |
| Vanguard Portfolio Management LLC | 13G | 5.75%10.9M shares | New | Apr 29, 20261 filing | Apr 29, 2026 | SEC |
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
18 Schedule 13D and 13G filings on Under Armour, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Jul 30, 202611:18 AM ET | BlackRock, Inc. | 13G/A | 14.30%27.0M shares | +3.70 ppfrom 10.60% | Jun 30, 2026 | SEC |
| May 15, 20268:35 PM ET | Fairfax Financial Holdings Ltdand 30 othersSuperinvestorFairfax Financial | 13D/A | 24.00%45.3M shares | +1.80 ppfrom 22.20% | May 13, 2026 | SEC |
| Apr 29, 20263:48 PM ET | Vanguard Portfolio Management LLC | 13G | 5.75%10.9M shares | New | Mar 31, 2026 | SEC |
| Mar 27, 20261:50 PM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | −9.09 ppfrom 9.09%Below 5% | Mar 13, 2026 | SEC |
| Jan 30, 20262:46 PM ET | Vanguard Group Inc | 13G/A | 9.09%17.2M shares | – | Dec 31, 2025 | SEC |
| Jan 21, 20261:21 PM ET | Dimensional Fund Advisors LP | 13G/A | 3.80%7.25M shares | –Below 5% | Dec 31, 2025 | SEC |
| Jan 8, 20261:28 PM ET | BlackRock, Inc. | 13G/A | 10.60%20.1M shares | – | Dec 31, 2025 | SEC |
| Jan 5, 20264:32 PM ET | Fairfax Financial Holdings Ltdand 24 othersSuperinvestorFairfax Financial | 13D | 22.20%42.0M shares | +6.10 ppfrom 16.10% | Dec 30, 2025 | SEC |
| Dec 29, 20259:32 PM ET | Fairfax Financial Holdings Ltdand 25 othersSuperinvestorFairfax Financial | 13G/A | 16.10%30.5M shares | +7.10 ppfrom 9.00% | Dec 22, 2025 | SEC |
| Dec 18, 20258:02 PM ET | Fairfax Financial Holdings Ltdand 25 othersSuperinvestorFairfax Financial | 13G | 9.00%17.0M shares | New | Nov 7, 2025 | SEC |
| Sep 8, 202511:46 AM ET | FMR LLCand 1 other | 13G/A | 0.40%775.4K shares | −12.30 ppfrom 12.70%Below 5% | Aug 29, 2025 | SEC |
| Aug 14, 20255:44 PM ET | Alyeska Investment Group, L.P.and 2 others | 13G/A | 0.00%0 shares | −5.18 ppfrom 5.18%Below 5% | Jun 30, 2025 | SEC |
| Aug 6, 202512:19 PM ET | FMR LLCand 1 other | 13G/A | 12.70%23.9M shares | −2.30 ppfrom 15.00% | Jun 30, 2025 | SEC |
| Feb 14, 20254:32 PM ET | Alyeska Investment Group, L.P.and 2 others | 13G | 5.18%9.79M shares | New | Dec 31, 2024 | SEC |
| Feb 12, 20259:22 AM ET | FMR LLCand 1 other | 13G/A | 15.00%28.3M shares | – | Dec 31, 2024 | SEC |
| Apr 11, 202212:26 PM ET | Ameriprise Financial Inc | 13GOld format | – | New | – | SEC |
| Feb 2, 20227:11 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 1, 20218:23 AM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Under Armour, Inc. shares.
No Form 144 notices for Under Armour, Inc. are on file.