Simplex Trading
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Simplex Trading’s Under Armour UAA Stock Holding History

Simplex Trading’s Portfolio UAA Stock Details UAA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2016
Q2 		– Sell
-1,172
Closed -$345K – 6478
2016
Q1 		$345K Sell
1,172
-717
-38% -$28.1K 0.03% 593
2015
Q4 		$363K Buy
1,889
+22
+1% +$996 0.03% 565
2015
Q3 		$791K Buy
1,867
+153
+9% +$7.22K 0.06% 298
2015
Q2 		$431K Buy
1,714
+820
+92% +$32.9K 0.04% 441
2015
Q1 		$588K Sell
894
-1,255
-58% -$45.8K 0.07% 273
2014
Q4 		$381K Buy
+2,149
New +$71.9K 0.05% 357

Other funds holding UAA

FFH
Fairfax Financial Holdings Toronto, Ontario, Canada $1.94B AUM 27.76% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return

Simplex Trading's UAA Position: Q1 2026 in Review

Simplex Trading reduced its Under Armour (UAA) stake by 21% in Q1 2026, selling an estimated $1.58M and leaving 897,041 shares worth $5.3M. The position accounts for ﹤0.01% of the portfolio, ranked #1077.

Simplex Trading first reported a position in UAA in Q3 2015 and has held it in 24 quarters since. The position peaked at $5.67M in Q4 2025. 372 funds tracked by Wall St. Rank hold UAA as of Q1 2026.

  • Simplex Trading held 897,041 shares of Under Armour worth $5.3M as of Q1 2026.
  • Simplex Trading sold 243,455 Under Armour shares in Q1 2026, an estimated $1.58M.
  • Under Armour made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #1077 holding.
  • Simplex Trading first reported a position in Under Armour in Q3 2015 and has held it in 24 quarters since.
  • Simplex Trading's Under Armour position peaked at $5.67M in Q4 2025.
  • 372 funds tracked by Wall St. Rank held Under Armour as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.