Boston Partners
UA icon

Boston Partners’s Under Armour Class C UA Stock Holding History

Boston Partners’s Portfolio UA Stock Details UA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-235,946
Closed -$1.14M – 808
2025
Q3 		$1.14M Sell
235,946
-13,246
-5% -$74.1K ﹤0.01% 619
2025
Q2 		$1.62M Sell
249,192
-1,257,152
-83% -$7.42M ﹤0.01% 557
2025
Q1 		$8.96M Sell
1,506,344
-216,076
-13% -$1.47M 0.01% 393
2024
Q4 		$12.9M Buy
1,722,420
+1,600,893
+1,317% +$13.4M 0.02% 379
2024
Q3 		$1.02M Buy
+121,527
New +$872K ﹤0.01% 604

Other funds holding UA

BCP
BDT Capital Partners Chicago, Illinois $3.51B AUM 31.02% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
FFH
Fairfax Financial Holdings Toronto, Ontario, Canada $1.94B AUM 27.76% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Boston Partners's UA Position: Q4 2025 in Review

Boston Partners sold out of Under Armour Class C (UA) in Q4 2025, closing a stake of 235,946 shares — an estimated $1.14M sold.

Boston Partners first reported a position in UA in Q3 2024 and held it in 5 quarters. The position peaked at $12.9M in Q4 2024. 300 funds tracked by Wall St. Rank hold UA as of Q4 2025.

  • Boston Partners reported no remaining Under Armour Class C position as of Q4 2025 after selling out during the quarter.
  • Boston Partners sold 235,946 Under Armour Class C shares in Q4 2025, an estimated $1.14M.
  • Boston Partners first reported a position in Under Armour Class C in Q3 2024 and held it in 5 quarters.
  • Boston Partners's Under Armour Class C position peaked at $12.9M in Q4 2024.
  • 300 funds tracked by Wall St. Rank held Under Armour Class C as of Q4 2025.

Based on Boston Partners's 13F filing for Q4 2025, filed 13 Feb 2026.