Under Armour Inc A
Ownership
Ownership Structure
Who owns Under Armour Inc A (UAA)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Fairfax Financial Holdings Ltd | 10.56 | 45,356,965 | +5.5 | 06/30/2026 |
| BlackRock Inc | 4.86 | 20,856,029 | +0.8 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 2.52 | 10,843,898 | +0.0 | 03/31/2026 |
| Dimensional Fund Advisors, Inc. | 2.11 | 9,045,537 | +6.0 | 06/30/2026 |
| UBS Group AG | 1.88 | 8,074,111 | +2.2 | 03/31/2026 |
| D. E. Shaw & Co LP | 1.77 | 7,582,088 | +31.8 | 06/30/2026 |
| Charles Schwab Investment Management Inc | 1.44 | 6,165,546 | +13.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 1.40 | 6,031,983 | +0.0 | 03/31/2026 |
| State Street Corp | 1.40 | 6,013,346 | -1.7 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 2.69 | 11,535,062 | +0.0 | 08/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Coltharp Douglas E | Director | 353,146 | 1,730,416 $ | Aug 26, 2026 | direct |
| El-Erian Mohamed | Director | 264,260 | 1,294,874 $ | Aug 26, 2026 | direct |
| Pestridge Simon James | Chief Marketing Officer | 233,729 | 1,145,272 $ | Aug 28, 2026 | direct |
| Olson Eric T | Director | 217,148 | 1,064,025 $ | Aug 26, 2026 | direct |
| Sweeney Robert John | Director | 214,525 | 1,051,171 $ | Aug 26, 2026 | direct |
| Fitzpatrick Dawn N. | Director | 214,525 | 1,051,171 $ | Aug 26, 2026 | direct |
| Gibbs David W | Director | 207,435 | 1,016,433 $ | Aug 26, 2026 | direct |
| Devard Jerri | Director | 197,875 | 969,589 $ | Aug 26, 2026 | direct |
| Whitesell Patrick | Director | 156,476 | 766,734 $ | Aug 26, 2026 | direct |
| Everson Carolyn | Director | 139,094 | 681,561 $ | Aug 26, 2026 | direct |
| Smith Eugene Dubois | Director | 90,929 | 445,553 $ | Aug 26, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 28, 2026 | Pestridge Simon James | Chief Marketing Officer | Other | 3,679 | 0.00 | – |
| Aug 26, 2026 | Whitesell Patrick | Director | Other | 29,880 | 0.00 | – |
| Aug 26, 2026 | Sweeney Robert John | Director | Other | 29,880 | 0.00 | – |
| Aug 26, 2026 | Smith Eugene Dubois | Director | Other | 29,880 | 0.00 | – |
| Aug 26, 2026 | Olson Eric T | Director | Other | 29,880 | 0.00 | – |
| Aug 26, 2026 | Gibbs David W | Director | Other | 29,880 | 0.00 | – |
| Aug 26, 2026 | Fitzpatrick Dawn N. | Director | Other | 29,880 | 0.00 | – |
| Aug 26, 2026 | Everson Carolyn | Director | Other | 29,880 | 0.00 | – |
| Aug 26, 2026 | El-Erian Mohamed | Director | Other | 29,880 | 0.00 | – |
| Aug 26, 2026 | Coltharp Douglas E | Director | Other | 29,880 | 0.00 | – |
| Aug 26, 2026 | Devard Jerri | Director | Other | 29,880 | 0.00 | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 18, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.