FMR LLC

Position in PRAX — Praxis Precision Medicines, Inc.

CIK 315066 BOSTON, MA

Position in PRAX

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$696,234,223

+$295,778,355 QoQ

Shares Held

2,160,943

+59.0% QoQ

Ownership

7.75%

of shares outstanding

% of Portfolio

0.04%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2023

10 quarters on record

Voting authority Sole 99.81595997673239.ToString("F0")% Shared 0.ToString("F0")% None 0.18404002326761973.ToString("F0")%

Healthcare · as of Mar 31, 2026

FMR LLC holds $49,674,888,413 across 352 Biotechnology names. PRAX ranks #21 (1.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ALNY	Alnylam Pharmaceuticals, Inc.	14,579,166	$4,823,808,652
2	ARGX	Argenx SE	4,991,034	$3,644,702,577
3	MRNA	Moderna, Inc.	45,672,024	$2,320,138,818
4	ROIV	Roivant Sciences Ltd.	77,981,253	$2,160,080,705
5	INSM	INSMED Inc	13,160,167	$2,151,950,504
6	IONS	Ionis Pharmaceuticals Inc	24,556,637	$1,843,957,869
7	RPRX	Royalty Pharma plc	25,152,242	$1,206,553,046
8	REGN	Regeneron Pharmaceuticals, Inc.	1,518,192	$1,173,015,865

10 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$696,234,223	2,160,943	+59.0%	Shares	Defined	2026-05-15
2025-12-31	$400,455,868	1,358,675	+3044.3%	Shares	Defined	2026-02-17
2025-09-30	$2,290,183	43,211	+13.4%	Shares	Defined	2025-11-13
2025-06-30	$1,602,105	38,100	+6.7%	Shares	Defined	2025-08-14
2025-03-31	$1,352,678	35,719	-81.0%	Shares	Defined	2025-05-12
2024-12-31	$14,496,724	188,367	-31.2%	Shares	Defined	2025-02-13
2024-09-30	$15,759,917	273,895	-5.9%	Shares	Defined	2024-11-13
2024-06-30	$12,034,890	290,979	-34.3%	Shares	Defined	2024-08-13
2024-03-31	$27,008,733	442,621	+384787.8%	Shares	Defined	2024-05-13
2023-12-31	$2,562	115	—	Shares	Defined	2024-02-13
No filing history on record for this holder in this stock.