There is a long list of 328 institutional holders of Under Armour within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of Under Armour by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-Under Armour table below, the initial column indicates the name of each top institutional holder of Under Armour, with a link to that fund's top holdings. The next columns indicate the amount of Under Armour stock held by each of the institutional holders of Under Armour, followed by the Under Armour position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

Holder	Amount	Position Size ($ in 1000's)	As of
BDT Capital Partners LLC	42,953,937	$358,665	12/31/2023
UA	42,953,937	$358,665	12/31/2023
Vanguard Group Inc.	19,627,309	$163,888	12/31/2023
UA	19,627,309	$163,888	12/31/2023
BlackRock Inc.	16,764,412	$139,983	12/31/2023
UA	16,764,412	$139,983	12/31/2023
Dimensional Fund Advisors LP	9,206,551	$76,877	12/31/2023
UA	9,206,551	$76,877	12/31/2023
ArrowMark Colorado Holdings LLC	7,611,559	$63,557	12/31/2023
UA	7,611,559	$63,557	12/31/2023
D. E. Shaw & Co. Inc.		$52,218	12/31/2023
NOTE	29,400,000	$30,340	12/31/2023
UA	2,620,072	$21,878	12/31/2023
State Street Corp	5,729,904	$47,845	12/31/2023
UA	5,729,904	$47,845	12/31/2023
Victory Capital Management Inc.	4,501,527	$37,588	12/31/2023
UA	4,501,527	$37,588	12/31/2023
Massachusetts Financial Services Co. MA	4,218,280	$35,223	12/31/2023
UA	4,218,280	$35,223	12/31/2023
Geode Capital Management LLC	3,005,157	$25,097	12/31/2023
UA	3,005,157	$25,097	12/31/2023
Neuberger Berman Group LLC	2,772,851	$23,173	12/31/2023
UA	2,772,851	$23,173	12/31/2023
Dorsal Capital Management LLC	2,500,000	$20,875	12/31/2023
UA	2,500,000	$20,875	12/31/2023
Norges Bank	2,357,592	$19,686	12/31/2023
UA	2,357,592	$19,686	12/31/2023
Arrowstreet Capital Limited Partnership	2,026,496	$16,921	12/31/2023
UA	2,026,496	$16,921	12/31/2023
Jane Street Group LLC		$16,625	12/31/2023
Call	1,899,400	$15,988	12/31/2023
UA	454,658	$3,796	12/31/2023
Put	361,900	$3,159	12/31/2023
JPMorgan Chase & Co.		$16,539	12/31/2023
BOND	10,755,000	$10,405	12/31/2023
UA	734,615	$6,134	12/31/2023
III Capital Management		$16,113	12/31/2023
NOTE 1	15,404,000	$16,113	12/31/2023
Invenomic Capital Management LP	1,774,846	$14,820	12/31/2023
UA	1,774,846	$14,820	12/31/2023
Royal Bank of Canada		$14,220	12/31/2023
NOTE 1	10,154,000	$10,641	12/31/2023
UA	428,414	$3,579	12/31/2023
Morgan Stanley	1,642,849	$13,718	12/31/2023
UA	1,642,849	$13,718	12/31/2023
Bank of New York Mellon Corp	1,480,381	$12,361	12/31/2023
UA	1,480,381	$12,361	12/31/2023
Nuveen Asset Management LLC	1,448,335	$12,094	12/31/2023
UA	1,448,335	$12,094	12/31/2023
Northern Trust Corp	1,361,543	$11,369	12/31/2023
UA	1,361,543	$11,369	12/31/2023
Cambria Investment Management L.P.	1,197,589	$10,000	12/31/2023
UA	1,197,589	$10,000	12/31/2023
CI Private Wealth LLC	1,009,388	$8,428	12/31/2023
UA	1,009,388	$8,428	12/31/2023
Susquehanna International Group LLP		$8,319	12/31/2023
UA	834,705	$6,970	12/31/2023
Call	217,100	$1,813	12/31/2023
Put	55,600	$464	12/31/2023
Hsbc Holdings PLC		$6,942	12/31/2023
UA	713,847	$5,989	12/31/2023
Call	213,600	$1,792	12/31/2023
Put	100,000	$839	12/31/2023
Renaissance Technologies LLC	800,700	$6,686	12/31/2023
UA	800,700	$6,686	12/31/2023
Principal Financial Group Inc.	711,800	$5,944	12/31/2023
UA	711,800	$5,944	12/31/2023
Voloridge Investment Management LLC	637,819	$5,326	12/31/2023
UA	637,819	$5,326	12/31/2023
Goldman Sachs Group Inc.	586,878	$4,900	12/31/2023
UA	586,878	$4,900	12/31/2023
Formula Growth Ltd.	575,000	$4,801	12/31/2023
UA	575,000	$4,801	12/31/2023
Rhumbline Advisers	558,099	$4,660	12/31/2023
UA	558,099	$4,660	12/31/2023
HighTower Advisors LLC	521,744	$4,358	12/31/2023
UA	521,744	$4,358	12/31/2023
Invesco Ltd.	518,190	$4,327	12/31/2023
UA	518,190	$4,327	12/31/2023
Citadel Advisors LLC		$4,135	12/31/2023
UA	425,545	$3,553	12/31/2023
Call	128,600	$1,074	12/31/2023
Put	58,900	$492	12/31/2023
Profit Investment Management LLC	565,869	$4,040	03/31/2024
UA	565,869	$4,040	03/31/2024
Schonfeld Strategic Advisors LLC	468,940	$3,916	12/31/2023
UA	468,940	$3,916	12/31/2023
Discovery Capital Management LLC CT	439,300	$3,668	12/31/2023
UA	439,300	$3,668	12/31/2023
Jupiter Asset Management Ltd.	410,483	$3,428	12/31/2023
UA	410,483	$3,428	12/31/2023
Twinbeech Capital LP	401,287	$3,351	12/31/2023
UA	401,287	$3,351	12/31/2023
Barclays PLC	397,320	$3,317	12/31/2023
UA	397,320	$3,317	12/31/2023
Frontier Capital Management Co. LLC	374,164	$3,124	12/31/2023
UA	374,164	$3,124	12/31/2023
UBS Group AG		$2,938	12/31/2023
UA	201,909	$1,686	12/31/2023
Call	150,000	$1,252	12/31/2023
Swiss National Bank	350,300	$2,925	12/31/2023
UA	350,300	$2,925	12/31/2023
UBS Asset Management Americas Inc.	333,015	$2,781	12/31/2023
UA	333,015	$2,781	12/31/2023
Ameriprise Financial Inc.	318,450	$2,659	12/31/2023
UA	318,450	$2,659	12/31/2023
Assenagon Asset Management S.A.	283,800	$2,370	12/31/2023
UA	283,800	$2,370	12/31/2023
Matthew 25 Management Corp	275,000	$2,296	12/31/2023
UA	275,000	$2,296	12/31/2023
Legal & General Group Plc	271,745	$2,269	12/31/2023
UA	271,745	$2,269	12/31/2023