FMR LLC

Position in RGNX — REGENXBIO Inc.

CIK 315066 BOSTON, MA

Position in RGNX

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

Position Value

$2,608,425

-$1,223,342 QoQ

Shares Held

311,268

+17.0% QoQ

Ownership

0.602%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 98.74192014598353.ToString("F0")% Shared 0.ToString("F0")% None 1.2580798540164746.ToString("F0")%

Healthcare · as of Mar 31, 2026

FMR LLC holds $49,683,576,696 across 351 Biotechnology names. RGNX ranks #183 (0.0% 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

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$2,608,425	311,268	+17.0%	Shares	Defined	2026-05-15
2025-12-31	$3,831,767	266,095	+36.3%	Shares	Defined	2026-02-17
2025-09-30	$1,883,583	195,190	+13.8%	Shares	Defined	2025-11-13
2025-06-30	$1,408,170	171,519	+1.9%	Shares	Defined	2025-08-14
2025-03-31	$1,203,945	168,384	+10721.6%	Shares	Defined	2025-05-12
2024-12-31	$12,027	1,556	-41.3%	Shares	Defined	2025-02-13
2024-09-30	$27,787	2,649	+166.8%	Shares	Defined	2024-11-13
2024-06-30	$11,618	993	-34.2%	Shares	Defined	2024-08-13
2024-03-31	$31,815	1,510	-28.0%	Shares	Defined	2024-05-13
2023-12-31	$37,659	2,098	-9.0%	Shares	Defined	2024-02-13
2023-09-30	$37,940	2,305	+14.7%	Shares	Defined	2023-11-13
2023-06-30	$40,179	2,010	-5.6%	Shares	Defined	2023-08-11
2023-03-31	$40,277	2,130	-93.3%	Shares	Defined	2023-08-11
2022-12-31	$720,951	31,788	+0.4%	Shares	Defined	2023-02-13
2022-09-30	$836,852	31,663	+0.2%	Shares	Defined	2022-11-10
2022-06-30	$780,322	31,592	+189.1%	Shares	Defined	2022-08-12
2022-03-31	$362,733	10,929	+199.3%	Shares	Defined	2022-05-13
2021-12-31	$119,420	3,652	-93.6%	Shares	Defined	2022-02-14
2021-09-30	$2,374,013	56,632	+274.1%	Shares	Defined	2022-02-14
2021-06-30	$588,188	15,140	+0.1%	Shares	Defined	2021-08-13
2021-03-31	$516,117	15,131	+0.2%	Shares	Defined	2021-05-14
2020-12-31	$685,298	15,108	-20.1%	Shares	Defined	2021-02-08
2020-09-30	$520,348	18,908	-84.2%	Shares	Defined	2020-11-13
2020-06-30	$4,412,528	119,808	-69.6%	Shares	Defined	2020-08-24
2020-03-31	$12,780,645	394,708	—	Shares	Defined	2020-05-14
No filing history on record for this holder in this stock.