BlackRock, Inc.

Position in ARWR — Arrowhead Pharmaceuticals, Inc.

CIK 2012383 New York, NY

Position in ARWR

as of Jun 30, 2026 · filed Aug 7, 2026 Compact

Position Value

$1,208,838,367

+$70,111,133 QoQ

Shares Held

14,830,553

-18.3% QoQ

Ownership

10.5%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

of 497 holders

Holding Since

Sep 2024

8 quarters on record

Voting authority Sole 97% Shared 0% None 3%

Healthcare · as of Jun 30, 2026

BlackRock, Inc. holds $85,016,936,299 across 474 Biotechnology names. ARWR ranks #16 (1.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VRTX	Vertex Pharmaceuticals Inc / Ma	24,109,373	$11,975,848,839
2	REGN	Regeneron Pharmaceuticals, Inc.	9,113,506	$5,682,635,520
3	ALNY	Alnylam Pharmaceuticals, Inc.	10,907,675	$3,283,537,392
4	RVMD	Revolution Medicines, Inc.	13,695,790	$2,564,947,540
5	MRNA	Moderna, Inc.	30,599,409	$2,142,876,602
6	INCY	Incyte Corp	18,032,718	$2,044,188,902
7	CYTK	Cytokinetics Inc	20,094,362	$1,711,838,691
8	ROIV	Roivant Sciences Ltd.	48,236,091	$1,707,075,250

9 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,160,094,742	14,232,545	—	Shares	Sole	2026-07-27
2026-06-30	$1,208,838,367	14,830,553	-18.3%	Shares	Sole	2026-08-07
2026-03-31	$1,138,727,234	18,161,519	-14.8%	Shares	Sole	2026-05-13
2025-12-31	$1,415,340,650	21,318,582	+5.4%	Shares	Sole	2026-02-12
2025-09-30	$697,554,208	20,224,825	+4.1%	Shares	Sole	2025-11-12
2025-06-30	$306,913,208	19,424,887	-2.5%	Shares	Sole	2025-08-12
2025-03-31	$253,859,192	19,926,154	+23.2%	Shares	Sole	2025-05-02
2024-12-31	$304,146,392	16,178,000	+2.2%	Shares	Sole	2025-02-07
2024-09-30	$306,741,608	15,835,912	—	Shares	Sole	2024-11-13
No filing history on record for this holder in this stock.