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Under Armour
UAA

366 hedge funds and large institutions have $830M invested in Under Armour in 2025 Q3 according to their latest regulatory filings, with 55 funds opening new positions, 115 increasing their positions, 114 reducing their positions, and 56 closing their positions.

New
Increased
Maintained
Reduced
Closed

1% more repeat investments, than reductions

Existing positions increased: 115 | Existing positions reduced: 114

2% less first-time investments, than exits

New positions opened: 55 | Existing positions closed: 56

2% less funds holding

Funds holding: 372 → 366 (-6)

14.2% less ownership

Funds ownership: 102.31% → 88.11% (-14%)

37% less capital invested

Capital invested by funds: $1.32B → $830M (-$489M)

73% less call options, than puts

Call options by funds: $37.4M | Put options by funds: $140M

100% less funds holding in top 10

Funds holding in top 10: 3 → 0 (-3)

Holders
366
Holders Change
-6
Holders Change %
-1.61%
% of All Funds
4.8%
Holding in Top 10
–
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-100%
% of All Funds
–
New
55
Increased
115
Reduced
114
Closed
56
Calls
$37.4M
Puts
$140M
Net Calls
-$103M
Net Calls Change
+$63.2M

Top Buyers

1
Marshall Wace
Marshall Wace
United Kingdom
+$19.5M
2
WA
Whitebox Advisors
Minnesota
+$13.1M
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$12.9M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$11.6M
5
FBCM
Fort Baker Capital Management
California
+$10.1M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$138M
2
DGI
Disciplined Growth Investors
Minnesota
-$36M
3
Citadel Advisors
Citadel Advisors
Florida
-$18.3M
4
Millennium Management
Millennium Management
New York
-$17.5M
5
Voloridge Investment Management
Voloridge Investment Management
Florida
-$16M
Name Holding Trade Value Shares
Change 		Change in
Stake
BlackRock
1
BlackRock
New York
$79.1M +$2.6M +445,581 +3%
Vanguard Group
2
Vanguard Group
Pennsylvania
$77M -$223K -38,305 -0.2%
Dimensional Fund Advisors
3
Dimensional Fund Advisors
Texas
$48M -$2.26M -388,797 -4%
Fidelity International
4
Fidelity International
Bermuda
$37.7M – – –
FFH
5
Fairfax Financial Holdings
Ontario, Canada
$31.5M – – –
Marshall Wace
6
Marshall Wace
United Kingdom
$31.4M +$19.5M +3,351,976 +114%
Susquehanna International Group
7
Susquehanna International Group
Pennsylvania
$28.9M +$12.9M +2,209,473 +62%
State Street
8
State Street
Massachusetts
$28.1M -$1.43M -245,221 -4%
UBS Group
9
UBS Group
Switzerland
$27.1M +$7.32M +1,256,458 +30%
Charles Schwab
10
Charles Schwab
California
$24.4M +$282K +48,389 +1%
Loomis, Sayles & Company
11
Loomis, Sayles & Company
Massachusetts
$21.2M +$1.81M +311,215 +8%
American Century Companies
12
American Century Companies
Missouri
$20.1M -$11.4M -1,949,370 -33%
Morgan Stanley
13
Morgan Stanley
New York
$20M +$5.88M +1,008,606 +34%
Geode Capital Management
14
Geode Capital Management
Massachusetts
$16.6M +$1.68M +287,530 +9%
D.E. Shaw & Co
15
D.E. Shaw & Co
New York
$16M +$11.6M +1,990,183 +165%
T. Rowe Price Investment Management
16
T. Rowe Price Investment Management
Maryland
$15.7M -$4.94M -848,616 -21%
JAM
17
Jupiter Asset Management
United Kingdom
$14.4M +$2.92M +501,527 +21%
Millennium Management
18
Millennium Management
New York
$13.3M -$17.5M -3,011,013 -53%
Jane Street
19
Jane Street
New York
$12.8M +$1.03M +177,462 +7%
Citadel Advisors
20
Citadel Advisors
Florida
$11.6M -$18.3M -3,138,964 -58%
WA
21
Whitebox Advisors
Minnesota
$11.2M +$13.1M +2,251,897 New
FBCM
22
Fort Baker Capital Management
California
$8.62M +$10.1M +1,728,303 New
Northern Trust
23
Northern Trust
Illinois
$8.5M -$3.69K -633 -0%
Barclays
24
Barclays
United Kingdom
$8.43M +$7.96M +1,365,971 +422%
Royal Bank of Canada
25
Royal Bank of Canada
Ontario, Canada
$8.1M +$2.01M +345,007 +27%
1
2 3 4 5

UAA Hedge Fund Activity: Q3 2025 in Review

366 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Under Armour (UAA) for Q3 2025, worth a combined $830M — down 37% from $1.32B a quarter earlier.

Sellers outnumbered buyers: 56 funds closed out of UAA and 55 opened new positions — a net loss of 1 holder — while 114 trimmed existing stakes and 115 added.

The largest buyer was Marshall Wace, adding an estimated $19.5M. The largest seller was Fidelity Investments, cutting an estimated $138M.

  • 366 institutional investors held Under Armour (UAA) as of Q3 2025, down from 372 in Q2 2025.
  • Funds reported $830M of Under Armour stock for Q3 2025, down 37% quarter-over-quarter.
  • 55 funds opened new Under Armour positions in Q3 2025 and 56 closed out, a net change of -1 holder.
  • The largest Under Armour buyer in Q3 2025 was Marshall Wace, an estimated $19.5M added.
  • The largest Under Armour seller in Q3 2025 was Fidelity Investments, an estimated $138M sold.

Based on aggregated 13F filings for Q3 2025.