Ranked by reported Q2 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 | 45.4M | $289.8M | +5.5% | 10.632% | 10.98% |
| 2 | BlackRock, Inc. | 27.8M | $177.6M | +33.3% | 6.515% | 0.00% |
| 3 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 14.1M | $90.0M | -6.5% | 3.302% | 0.01% |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 12.0M | $76.4M | +10.2% | 2.802% | 0.00% |
| 5 | DIMENSIONAL FUND ADVISORS LP | 9.0M | $57.8M | +6.0% | 2.120% | 0.01% |
| 6 | D. E. Shaw & Co., Inc. | 8.6M | $54.9M | +21.5% | 2.015% | 0.03% |
| 7 | JANE STREET GROUP, LLC | 7.7M | $49.4M | -30.6% | 1.811% | 0.00% |
| 8 | STATE STREET CORP | 7.7M | $49.1M | +27.8% | 1.801% | 0.00% |
| 9 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 6.8M | $43.1M | +9.5% | 1.582% | 0.01% |
| 10 | VANGUARD CAPITAL MANAGEMENT LLC | 6.1M | $38.7M | +0.4% | 1.420% | 0.00% |
| 11 | UBS Group AG | 6.0M | $38.3M | -26.7% | 1.405% | 0.00% |
| 12 | MORGAN STANLEY | 5.6M | $36.0M | +46.2% | 1.319% | 0.00% |
| 13 | GEODE CAPITAL MANAGEMENT, LLC | 5.3M | $33.9M | +81.1% | 1.244% | 0.00% |
| 14 | Walleye Trading LLC | 4.2M | $26.6M | -4.1% | 0.976% | 0.03% |
| 15 | JUPITER ASSET MANAGEMENT LTD | 3.8M | $24.0M | 0.0% | 0.882% | 0.12% |
| 16 | STATE OF WISCONSIN INVESTMENT BOARD | 3.3M | $20.9M | +12.7% | 0.768% | 0.04% |
| 17 | Quantinno Capital Management LP | 3.1M | $19.9M | +154.4% | 0.731% | 0.02% |
| 18 | Deltroit Asset Management (UK) LLP | 2.9M | $18.6M | +15.2% | 0.682% | 2.67% |
| 19 | Parallax Volatility Advisers, L.P. | 2.8M | $18.1M | +4.4% | 0.665% | 0.03% |
| 20 | AQR CAPITAL MANAGEMENT LLC | 2.6M | $16.1M | +156.2% | 0.613% | 0.01% |
| 21 | PEAK6 LLC | 2.2M | $14.2M | -6.2% | 0.521% | 0.03% |
| 22 | CITADEL ADVISORS LLC | 2.2M | $14.1M | -44.0% | 0.517% | 0.00% |
| 23 | NORTHERN TRUST CORP | 2.0M | $12.9M | +61.9% | 0.475% | 0.00% |
| 24 | MILLENNIUM MANAGEMENT LLC | 2.0M | $12.6M | -41.3% | 0.463% | 0.00% |
| 25 | Point72 Asset Management, L.P. | 2.0M | $12.5M | +63.1% | 0.460% | 0.01% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in UAA — a direct measure of their conviction.
Filings activity in UAA during Q2 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q2 2026 | 382 | +0.5% | 57.41% | +0.22 pp | $1.51B | +10% |
| Q1 2026 | 380 | +8.3% | 57.19% | +1.60 pp | $1.37B | +21% |
| Q4 2025 | 351 | 2.8% | 55.59% | +8.19 pp | $1.13B | +19% |
| Q3 2025 | 361 | 1.4% | 47.40% | +0.25 pp | $945M | 29% |
| Q2 2025 | 366 | 3.2% | 47.15% | 1.93 pp | $1.34B | 20% |
| Q1 2025 | 378 | +0.5% | 49.08% | +4.81 pp | $1.67B | +14% |
| Q4 2024 | 376 | +1.3% | 44.27% | +1.52 pp | $1.46B | 29% |
| Q3 2024 | 371 | — | 42.75% | — | $2.06B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying UAA stock.
Based on Q2 2026 13F filings, institutional ownership of Under Armour, Inc. stands at 57.4%, held across 382 reporting institutions.
FAIRFAX FINANCIAL HOLDINGS LTD/ CAN is the largest reported institutional holder of UAA, with approximately 45,356,965 shares worth $0.29B as of Q2 2026.
Yes — 5 widely-followed marquee investors appear among the top 25 institutional holders of UAA, including SUSQUEHANNA INTERNATIONAL GROUP, LLP, JANE STREET GROUP, LLC, CITADEL ADVISORS LLC, MILLENNIUM MANAGEMENT LLC, Point72 Asset Management, L.P..
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.
55 institutions opened new positions in UAA during Q2 2026, while 53 fully exited. 223 added to existing positions and 87 trimmed.
UAA institutional ownership rose by 0.22 percentage points quarter-over-quarter, with a net change of +2 holders.
The top 10 institutions account for 61.4% of all reported 13F value in UAA, and the top 25 account for 82.5%.
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