There is a long list of 166 institutional holders of ABCM 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 ABCM by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-ABCM table below, the initial column indicates the name of each top institutional holder of ABCM, with a link to that fund's top holdings. The next columns indicate the amount of ABCM stock held by each of the institutional holders of ABCM, followed by the ABCM 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
Durable Capital Partners LP	14,372,447	$351,694	06/30/2023
ABCM	14,372,447	$351,694	06/30/2023
Wellington Management Group LLP	13,692,349	$335,052	06/30/2023
ABCM	13,692,349	$335,052	06/30/2023
Harding Loevner LP	10,687,444	$261,522	06/30/2023
ABCM	10,687,444	$261,522	06/30/2023
Brown Capital Management LLC	9,955,641	$243,615	06/30/2023
ABCM	9,955,641	$243,615	06/30/2023
Baillie Gifford & Co.	8,152,052	$199,481	06/30/2023
ABCM	8,152,052	$199,481	06/30/2023
Point72 Asset Management L.P.		$196,857	06/30/2023
ABCM	7,933,976	$194,144	06/30/2023
Call	122,000	$2,985	06/30/2023
Put	11,100	$272	06/30/2023
Citadel Advisors LLC		$168,336	06/30/2023
ABCM	6,887,225	$168,530	06/30/2023
Put	19,400	$475	06/30/2023
Call	11,500	$281	06/30/2023
T. Rowe Price Investment Management Inc.	6,544,880	$160,154	06/30/2023
ABCM	6,544,880	$160,154	06/30/2023
Brown Advisory Inc.	6,503,682	$159,145	06/30/2023
ABCM	6,503,682	$159,145	06/30/2023
Invesco Ltd.	6,153,597	$150,579	06/30/2023
ABCM	6,153,597	$150,579	06/30/2023
Bank of New York Mellon Corp	5,199,027	$127,220	06/30/2023
ABCM	5,199,027	$127,220	06/30/2023
Millennium Management LLC		$121,684	06/30/2023
ABCM	4,787,401	$117,148	06/30/2023
Call	195,400	$4,781	06/30/2023
Put	10,000	$245	06/30/2023
Ameriprise Financial Inc.	4,955,611	$121,264	06/30/2023
ABCM	4,955,611	$121,264	06/30/2023
Starboard Value LP	4,593,000	$112,391	06/30/2023
ABCM	4,593,000	$112,391	06/30/2023
FMR LLC	4,239,055	$103,730	06/30/2023
ABCM	4,239,055	$103,730	06/30/2023
Jarislowsky Fraser Ltd	4,071,086	$99,619	06/30/2023
ABCM	4,071,086	$99,619	06/30/2023
Janus Henderson Group PLC	3,955,258	$96,785	06/30/2023
ABCM	3,955,258	$96,785	06/30/2023
Morgan Stanley	3,890,146	$95,192	06/30/2023
ABCM	3,890,146	$95,192	06/30/2023
Champlain Investment Partners LLC	3,861,921	$94,501	06/30/2023
ABCM	3,861,921	$94,501	06/30/2023
Alliancebernstein L.P.	3,754,448	$91,871	06/30/2023
ABCM	3,754,448	$91,871	06/30/2023
Fred Alger Management LLC	3,738,576	$91,483	06/30/2023
ABCM	3,738,576	$91,483	06/30/2023
Neuberger Berman Group LLC	3,734,840	$91,392	06/30/2023
ABCM	3,734,840	$91,392	06/30/2023
Liontrust Investment Partners LLP	3,726,393	$91,185	06/30/2023
ABCM	3,726,393	$91,185	06/30/2023
BlackRock Inc.	3,422,576	$83,750	06/30/2023
ABCM	3,422,576	$83,750	06/30/2023
Price T Rowe Associates Inc. MD	3,379,252	$82,691	06/30/2023
ABCM	3,379,252	$82,691	06/30/2023
Man Group plc	2,847,794	$69,686	06/30/2023
ABCM	2,847,794	$69,686	06/30/2023
William Blair Investment Management LLC	2,619,936	$64,107	06/30/2023
ABCM	2,619,936	$64,107	06/30/2023
Massachusetts Financial Services Co. MA	2,506,067	$61,323	06/30/2023
ABCM	2,506,067	$61,323	06/30/2023
Rock Springs Capital Management LP	2,405,000	$58,850	06/30/2023
ABCM	2,405,000	$58,850	06/30/2023
Grandeur Peak Global Advisors LLC	2,026,112	$49,579	06/30/2023
ABCM	2,026,112	$49,579	06/30/2023
TIG Advisors LLC	1,740,219	$42,583	06/30/2023
ABCM	1,740,219	$42,583	06/30/2023
Cramer Rosenthal Mcglynn LLC	1,596,320	$39,062	06/30/2023
ABCM	1,596,320	$39,062	06/30/2023
Royal Bank of Canada	1,578,510	$38,626	06/30/2023
ABCM	1,578,510	$38,626	06/30/2023
Comgest Global Investors S.A.S.	1,381,268	$33,800	06/30/2023
ABCM	1,381,268	$33,800	06/30/2023
Victory Capital Management Inc.	1,280,393	$31,331	06/30/2023
ABCM	1,280,393	$31,331	06/30/2023
Driehaus Capital Management LLC	1,090,181	$26,677	06/30/2023
ABCM	1,090,181	$26,677	06/30/2023
2Xideas AG	867,416	$21,226	06/30/2023
ABCM	867,416	$21,226	06/30/2023
DF Dent & Co. Inc.	838,114	$20,509	06/30/2023
ABCM	838,114	$20,509	06/30/2023
WCM Investment Management LLC	860,702	$20,347	06/30/2023
ABCM	860,702	$20,347	06/30/2023
Perpetual Ltd	831,135	$20,338	06/30/2023
ABCM	831,135	$20,338	06/30/2023
Fisher Asset Management LLC	811,119	$19,848	06/30/2023
ABCM	811,119	$19,848	06/30/2023
D. E. Shaw & Co. Inc.	717,381	$17,554	06/30/2023
ABCM	717,381	$17,554	06/30/2023
Jet Capital Investors L P	715,000	$17,496	06/30/2023
ABCM	715,000	$17,496	06/30/2023
First Light Asset Management LLC	710,745	$17,392	06/30/2023
ABCM	710,745	$17,392	06/30/2023
Maverick Capital Ltd.		$15,634	06/30/2023
ABCM	500,000	$12,235	06/30/2023
Call	138,900	$3,399	06/30/2023
Goldman Sachs Group Inc.	590,298	$14,445	06/30/2023
ABCM	590,298	$14,445	06/30/2023
Natixis Advisors L.P.	535,717	$13,109	06/30/2023
ABCM	535,717	$13,109	06/30/2023
Eversept Partners LP	499,394	$12,220	06/30/2023
ABCM	499,394	$12,220	06/30/2023
Voloridge Investment Management LLC	476,530	$11,661	06/30/2023
ABCM	476,530	$11,661	06/30/2023
PFM Health Sciences LP	476,430	$11,658	06/30/2023
ABCM	476,430	$11,658	06/30/2023

See All: Funds Holding ABCM
See Details: Top 10 Hedge Funds Holding ABCM
Also See: ABCM Holdings Changes

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