There is a long list of 94 institutional holders of LAB 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 LAB by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-LAB table below, the initial column indicates the name of each top institutional holder of LAB, with a link to that fund's top holdings. The next columns indicate the amount of LAB stock held by each of the institutional holders of LAB, followed by the LAB 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
Indaba Capital Management L.P.		$59,868	12/31/2023
NOTE 5	40,500,000	$43,412	12/31/2023
LAB	7,446,229	$16,456	12/31/2023
ARK Investment Management LLC	13,042,440	$35,345	03/31/2024
LAB	13,042,440	$35,345	03/31/2024
Sumitomo Mitsui Trust Holdings Inc.	8,853,491	$23,993	03/31/2024
LAB	8,853,491	$23,993	03/31/2024
Caligan Partners LP	7,042,413	$15,564	12/31/2023
LAB	7,042,413	$15,564	12/31/2023
DeepCurrents Investment Group LLC		$10,328	12/31/2023
NOTE 5	9,500,000	$10,328	12/31/2023
Neuberger Berman Group LLC	4,365,813	$9,680	12/31/2023
LAB	4,365,813	$9,680	12/31/2023
Vanguard Group Inc.	4,133,939	$9,136	12/31/2023
LAB	4,133,939	$9,136	12/31/2023
Morgan Stanley	3,928,646	$8,682	12/31/2023
LAB	3,928,646	$8,682	12/31/2023
Primecap Management Co. CA	3,053,943	$6,749	12/31/2023
LAB	3,053,943	$6,749	12/31/2023
Silverback Asset Management LLC		$5,609	12/31/2023
NOTE 5	5,000,000	$5,333	12/31/2023
LAB	125,000	$276	12/31/2023
Balyasny Asset Management LLC	2,182,187	$4,823	12/31/2023
LAB	2,182,187	$4,823	12/31/2023
Hollow Brook Wealth Management LLC	1,874,405	$4,142	12/31/2023
LAB	1,874,405	$4,142	12/31/2023
BlackRock Inc.	1,609,608	$3,557	12/31/2023
LAB	1,609,608	$3,557	12/31/2023
Millennium Management LLC	1,477,917	$3,266	12/31/2023
LAB	1,477,917	$3,266	12/31/2023
Casdin Capital LLC	1,200,000	$2,652	12/31/2023
LAB	1,200,000	$2,652	12/31/2023
Needham Investment Management LLC	1,124,435	$2,485	12/31/2023
LAB	1,124,435	$2,485	12/31/2023
Renaissance Technologies LLC	1,039,600	$2,298	12/31/2023
LAB	1,039,600	$2,298	12/31/2023
Price Jennifer C.	980,100	$2,166	12/31/2023
LAB	980,100	$2,166	12/31/2023
Boothbay Fund Management LLC	807,858	$1,785	12/31/2023
LAB	807,858	$1,785	12/31/2023
Geode Capital Management LLC	806,042	$1,782	12/31/2023
LAB	806,042	$1,782	12/31/2023
Assenagon Asset Management S.A.	578,439	$1,568	03/31/2024
LAB	578,439	$1,568	03/31/2024
Parkman Healthcare Partners LLC	603,620	$1,334	12/31/2023
LAB	603,620	$1,334	12/31/2023
Citigroup Inc.	323,572	$715	12/31/2023
LAB	323,572	$715	12/31/2023
Jane Street Group LLC	315,949	$698	12/31/2023
LAB	315,949	$698	12/31/2023
Laurion Capital Management LP	300,010	$663	12/31/2023
LAB	300,010	$663	12/31/2023
State Street Corp	298,637	$660	12/31/2023
LAB	298,637	$660	12/31/2023
Bridgeway Capital Management Inc.	212,000	$469	12/31/2023
LAB	212,000	$469	12/31/2023
Northern Trust Corp	201,098	$444	12/31/2023
LAB	201,098	$444	12/31/2023
Man Group plc	198,180	$438	12/31/2023
LAB	198,180	$438	12/31/2023
HighTower Advisors LLC	192,670	$426	12/31/2023
LAB	192,670	$426	12/31/2023
Schonfeld Strategic Advisors LLC	191,284	$423	12/31/2023
LAB	191,284	$423	12/31/2023
Susquehanna International Group LLP	177,246	$392	12/31/2023
LAB	177,246	$392	12/31/2023
Barclays PLC	163,392	$361	12/31/2023
LAB	163,392	$361	12/31/2023
Two Sigma Investments LP	156,603	$346	12/31/2023
LAB	156,603	$346	12/31/2023
HBK Investments L P	150,781	$333	12/31/2023
LAB	150,781	$333	12/31/2023
JPMorgan Chase & Co.	144,376	$319	12/31/2023
LAB	144,376	$319	12/31/2023
Goldman Sachs Group Inc.	133,560	$295	12/31/2023
LAB	133,560	$295	12/31/2023
Rockefeller Capital Management L.P.	130,643	$289	12/31/2023
LAB	130,643	$289	12/31/2023
Bank of New York Mellon Corp	87,600	$237	03/31/2024
LAB	87,600	$237	03/31/2024
Schoolcraft Capital LLC	74,224	$201	03/31/2024
LAB	74,224	$201	03/31/2024
683 Capital Management LLC	87,189	$193	12/31/2023
LAB	87,189	$193	12/31/2023
Bank of America Corp DE	81,558	$180	12/31/2023
LAB	81,558	$180	12/31/2023
Citadel Advisors LLC		$165	12/31/2023
LAB	71,319	$158	12/31/2023
Call	3,500	$8	12/31/2023
Put	300	$1	12/31/2023
ExodusPoint Capital Management LP	72,025	$159	12/31/2023
LAB	72,025	$159	12/31/2023
Two Sigma Advisers LP	71,288	$158	12/31/2023
LAB	71,288	$158	12/31/2023
Jump Financial LLC	70,480	$156	12/31/2023
LAB	70,480	$156	12/31/2023
Intellectus Partners LLC	62,768	$139	12/31/2023
LAB	62,768	$139	12/31/2023
Jefferies Financial Group Inc.	56,400	$125	12/31/2023
LAB	56,400	$125	12/31/2023
Polar Capital Holdings Plc	56,585	$125	12/31/2023
LAB	56,585	$125	12/31/2023
Royal Bank of Canada	52,139	$115	12/31/2023
LAB	52,139	$115	12/31/2023