Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in UAA held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | FAIRFAX FINANCIAL HOLDINGS LTD/ CAN | 43.0M | $253.7M | +2.5% | 10.080% | 13.06% |
| 2 | BlackRock, Inc. | 20.9M | $123.3M | +0.8% | 4.889% | 0.00% |
| 3 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 15.1M | $89.0M | -14.8% | 3.531% | 0.01% |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 10.8M | $64.1M | β | 2.542% | 0.00% |
| 5 | DIMENSIONAL FUND ADVISORS LP | 8.5M | $50.4M | +17.7% | 2.000% | 0.01% |
| 6 | UBS Group AG | 8.2M | $48.3M | +1.1% | 1.917% | 0.01% |
| 7 | D. E. Shaw & Co., Inc. | 7.1M | $41.8M | +19.3% | 1.658% | 0.04% |
| 8 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 6.2M | $36.4M | +13.0% | 1.445% | 0.01% |
| 9 | VANGUARD CAPITAL MANAGEMENT LLC | 6.0M | $35.6M | β | 1.414% | 0.00% |
| 10 | STATE STREET CORP | 6.0M | $35.5M | -1.7% | 1.410% | 0.00% |
| 11 | Walleye Trading LLC | 4.3M | $25.7M | -9.1% | 1.018% | 0.07% |
| 12 | MORGAN STANLEY | 3.9M | $22.8M | -14.8% | 0.903% | 0.00% |
| 13 | JUPITER ASSET MANAGEMENT LTD | 3.8M | $22.2M | -14.0% | 0.882% | 0.12% |
| 14 | MILLENNIUM MANAGEMENT LLC | 3.4M | $19.9M | +127.1% | 0.788% | 0.01% |
| 15 | Parallax Volatility Advisers, L.P. | 2.7M | $18.3M | β | 0.637% | 0.10% |
| 16 | GEODE CAPITAL MANAGEMENT, LLC | 2.9M | $17.3M | -1.3% | 0.687% | 0.00% |
| 17 | STATE OF WISCONSIN INVESTMENT BOARD | 2.9M | $17.2M | +1710.6% | 0.681% | 0.04% |
| 18 | BARCLAYS PLC | 2.6M | $15.1M | -41.9% | 0.599% | 0.01% |
| 19 | Deltroit Asset Management (UK) LLP | 2.5M | $14.9M | +26.6% | 0.592% | 2.48% |
| 20 | Woodline Partners LP | 2.0M | $12.1M | β | 0.480% | 0.05% |
| 21 | CITIGROUP INC | 1.8M | $10.6M | +159.5% | 0.419% | 0.00% |
| 22 | KETTLE HILL CAPITAL MANAGEMENT, LLC | 1.8M | $10.5M | β | 0.418% | 2.64% |
| 23 | GOLDMAN SACHS GROUP INC | 1.7M | $10.0M | +570.5% | 0.398% | 0.00% |
| 24 | Squarepoint Ops LLC | 1.6M | $9.3M | -31.0% | 0.369% | 0.01% |
| 25 | GROUP ONE TRADING, L.P. | 1.6M | $9.3M | -25.5% | 0.368% | 0.31% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in UAA β a direct measure of their conviction.
Filings activity in UAA during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 364 | +5.5% | 48.35% | +5.91 pp | $1.25B | +14% |
| Q4 2025 | 345 | 2.3% | 42.44% | +7.02 pp | $1.10B | +20% |
| Q3 2025 | 353 | 3.6% | 35.42% | 16.36 pp | $914M | 32% |
| Q2 2025 | 366 | 3.2% | 51.78% | 12.86 pp | $1.34B | 20% |
| Q1 2025 | 378 | +0.5% | 64.64% | +8.09 pp | $1.67B | +14% |
| Q4 2024 | 376 | +1.3% | 56.55% | 23.14 pp | $1.46B | 29% |
| Q3 2024 | 371 | +2.8% | 79.69% | +34.91 pp | $2.06B | +78% |
| Q2 2024 | 361 | β | 44.78% | β | $1.16B | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying UAA stock.
Based on Q1 2026 13F filings, institutional ownership of Under Armour, Inc. stands at 48.4%, held across 364 reporting institutions.
FAIRFAX FINANCIAL HOLDINGS LTD/ CAN is the largest reported institutional holder of UAA, with approximately 43,000,872 shares worth $0.25B as of Q1 2026.
Yes β 2 widely-followed marquee investors appear among the top 25 institutional holders of UAA, including SUSQUEHANNA INTERNATIONAL GROUP, LLP, MILLENNIUM MANAGEMENT LLC.
Our composite Smart Money Score for UAA is 67 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
81 institutions opened new positions in UAA during Q1 2026, while 62 fully exited. 222 added to existing positions and 54 trimmed.
UAA institutional ownership rose by 5.91 percentage points quarter-over-quarter, with a net change of +19 holders.
The top 10 institutions account for 62.4% of all reported 13F value in UAA, and the top 25 account for 81.2%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Under Armour, Inc. (UAA) Institutional Ownership