There is a long list of 62 institutional holders of PRAX 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 PRAX by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-PRAX table below, the initial column indicates the name of each top institutional holder of PRAX, with a link to that fund's top holdings. The next columns indicate the amount of PRAX stock held by each of the institutional holders of PRAX, followed by the PRAX 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
Adage Capital Partners GP L.L.C.	738,666	$16,457	12/31/2023
PRAX	738,666	$16,457	12/31/2023
Verition Fund Management LLC	703,000	$15,663	12/31/2023
PRAX	703,000	$15,663	12/31/2023
Point72 Asset Management L.P.	692,252	$15,423	12/31/2023
PRAX	692,252	$15,423	12/31/2023
PFM Health Sciences LP	656,548	$14,628	12/31/2023
PRAX	656,548	$14,628	12/31/2023
Cormorant Asset Management LP	633,345	$14,111	12/31/2023
PRAX	633,345	$14,111	12/31/2023
Vanguard Group Inc.	370,938	$8,264	12/31/2023
PRAX	370,938	$8,264	12/31/2023
VR Adviser LLC	353,626	$7,879	12/31/2023
PRAX	353,626	$7,879	12/31/2023
Kingdon Capital Management L.L.C.	346,665	$7,724	12/31/2023
PRAX	346,665	$7,724	12/31/2023
Velan Capital Investment Management LP	345,666	$7,701	12/31/2023
PRAX	345,666	$7,701	12/31/2023
Sphera Funds Management LTD.	328,986	$7,330	12/31/2023
PRAX	328,986	$7,330	12/31/2023
Acuta Capital Partners LLC	299,636	$6,676	12/31/2023
PRAX	299,636	$6,676	12/31/2023
Silverarc Capital Management LLC	283,841	$6,324	12/31/2023
PRAX	283,841	$6,324	12/31/2023
Bank of America Corp DE	278,862	$6,213	12/31/2023
PRAX	278,862	$6,213	12/31/2023
Tri Locum Partners LP	248,761	$5,542	12/31/2023
PRAX	248,761	$5,542	12/31/2023
Ikarian Capital LLC	200,000	$4,456	12/31/2023
PRAX	200,000	$4,456	12/31/2023
CIBC Asset Management Inc	173,868	$3,874	12/31/2023
PRAX	173,868	$3,874	12/31/2023
Baker BROS. Advisors LP	131,533	$2,931	12/31/2023
PRAX	131,533	$2,931	12/31/2023
BlackRock Inc.	126,536	$2,819	12/31/2023
PRAX	126,536	$2,819	12/31/2023
Acadian Asset Management LLC	98,049	$2,183	12/31/2023
PRAX	98,049	$2,183	12/31/2023
Geode Capital Management LLC	92,958	$2,072	12/31/2023
PRAX	92,958	$2,072	12/31/2023
Renaissance Technologies LLC	80,804	$1,800	12/31/2023
PRAX	80,804	$1,800	12/31/2023
Ally Bridge Group NY LLC	70,424	$1,569	12/31/2023
PRAX	70,424	$1,569	12/31/2023
Blackstone Group Inc	70,273	$1,566	12/31/2023
PRAX	70,273	$1,566	12/31/2023
Jacobs Levy Equity Management Inc.	66,488	$1,481	12/31/2023
PRAX	66,488	$1,481	12/31/2023
72 Investment Holdings LLC	65,933	$1,469	12/31/2023
PRAX	65,933	$1,469	12/31/2023
Citadel Advisors LLC		$1,309	12/31/2023
PRAX	56,479	$1,258	12/31/2023
Call	2,312	$52	12/31/2023
Put	66	$1	12/31/2023
Marshall Wace LLP	48,842	$1,088	12/31/2023
PRAX	48,842	$1,088	12/31/2023
Susquehanna International Group LLP	48,284	$1,076	12/31/2023
PRAX	48,284	$1,076	12/31/2023
Boothbay Fund Management LLC	46,710	$1,041	12/31/2023
PRAX	46,710	$1,041	12/31/2023
PCG Wealth Advisors LLC	12,917	$788	03/31/2024
PRAX	12,917	$788	03/31/2024
State Street Corp	30,708	$684	12/31/2023
PRAX	30,708	$684	12/31/2023
Atom Investors LP	30,037	$669	12/31/2023
PRAX	30,037	$669	12/31/2023
Qube Research & Technologies Ltd	25,104	$559	12/31/2023
PRAX	25,104	$559	12/31/2023
Citigroup Inc.	23,524	$524	12/31/2023
PRAX	23,524	$524	12/31/2023
Millennium Management LLC	22,346	$498	12/31/2023
PRAX	22,346	$498	12/31/2023
UBS Oconnor LLC	22,278	$496	12/31/2023
PRAX	22,278	$496	12/31/2023
Bridgeway Capital Management Inc.	21,152	$471	12/31/2023
PRAX	21,152	$471	12/31/2023
Northern Trust Corp	19,364	$431	12/31/2023
PRAX	19,364	$431	12/31/2023
J. Goldman & Co LP	18,000	$401	12/31/2023
PRAX	18,000	$401	12/31/2023
Morgan Stanley	16,933	$377	12/31/2023
PRAX	16,933	$377	12/31/2023
Wildcat Capital Management LLC	16,756	$373	12/31/2023
PRAX	16,756	$373	12/31/2023
Victory Capital Management Inc.	15,705	$350	12/31/2023
PRAX	15,705	$350	12/31/2023
Windmill Hill Asset Management Ltd	5,268	$321	03/31/2024
PRAX	5,268	$321	03/31/2024
Dimensional Fund Advisors LP	13,710	$305	12/31/2023
PRAX	13,710	$305	12/31/2023
Man Group plc	13,139	$293	12/31/2023
PRAX	13,139	$293	12/31/2023
Connor Clark & Lunn Investment Management Ltd.	11,531	$257	12/31/2023
PRAX	11,531	$257	12/31/2023
683 Capital Management LLC	11,481	$256	12/31/2023
PRAX	11,481	$256	12/31/2023
Jane Street Group LLC	10,576	$236	12/31/2023
PRAX	10,576	$236	12/31/2023
DLD Asset Management LP	10,000	$223	12/31/2023
PRAX	10,000	$223	12/31/2023
Two Sigma Investments LP	9,426	$210	12/31/2023
PRAX	9,426	$210	12/31/2023