Under Armour UAA Institutional Ownership

Ownership Summary

Under Armour, Inc. (NYSE:UAA) has 369 institutional investors with active 13F positions as of March 2026.

• Collectively, these holders controlled 48.3% of Under Armour's outstanding shares in March 2026, up from 47.4% in December 2025.
• Their total shares held in UAA increased 14.69% from the prior quarter, while the number of investors in Under Armour decreased 5.87% year over year.
• Among the 369 funds, 187 bought more Under Armour shares, 115 sold down, and 67 held their ground.
• In total, institutional investors held 205.85Mn shares in Under Armour as of March 2026, up by 26.37Mn shares quarter on quarter, and down 9.39Mn shares year over year.
• As of March 31, 2026, Fairfax Financial Holdings Ltd/ Can held the largest stake in Under Armour with 43.0Mn shares, accounting for 10.08% of total shares outstanding.
• The largest buyers of Under Armour for the quarter ending March 2026 were VANGUARD PORTFOLIO MANAGEMENT LLC (10.84Mn), VANGUARD CAPITAL MANAGEMENT LLC (6.03Mn), HRT FINANCIAL LP (4.03Mn), STATE OF WISCONSIN INVESTMENT BOARD (2.75Mn), Woodline Partners LP (2.05Mn).
• The largest sellers of Under Armour for the quarter ending March 2026 were SUSQUEHANNA INTERNATIONAL GROUP, LLP (4.22Mn), Squarepoint Ops LLC (1.42Mn), Ovata Capital Management Ltd (1.4Mn), MARSHALL WACE, LLP (1.33Mn), FIRST TRUST ADVISORS LP (1.12Mn).
• Per Business Quant data, the top 10 holders of Under Armour for the quarter ending March 2026 are Fairfax Financial Holdings Ltd/ Can (43.0Mn), BlackRock, Inc. (20.86Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (10.84Mn), DIMENSIONAL FUND ADVISORS LP (8.53Mn), UBS Group AG (8.07Mn), CHARLES SCHWAB INVESTMENT MANAGEMENT INC (6.17Mn), VANGUARD CAPITAL MANAGEMENT LLC (6.03Mn), State Street Corp (6.01Mn), D. E. Shaw & Co., Inc. (5.75Mn), JANE STREET GROUP, LLC (5.01Mn).