Arrowhead Pharmaceuticals, Inc.

ARWR

Exchange: Nasdaq
Industry: Pharmaceutical Preparations
SEC CIK: 0000879407

SEC filings (opens in a new tab)

In the last 90 days, Arrowhead Pharmaceuticals, Inc. insiders filed 0 open-market purchases and 2 sales; 501 institutions reported holding it in 13F filings for Q2 2026, worth $9.73B in total; no superinvestor holds it.

Q1 2025 vs. Q4 2024

How the institutions holding Arrowhead Pharmaceuticals, Inc. changed between Q4 2024 and Q1 2025.

All holders in Q1 2025 All holders in Q4 2024

13F holders of ARWR: Q4 2024 compared with Q1 2025
Measure	Q4 2024	Of which not filed for Q1 2025	Q1 2025	Change
Holders	269	2	264	−3
Shares	99.7M	332.9K	105.3M	+5.85M (+5.9%)
Value	$1.88B	$6.26M	$1.34B	−$526.5M (−28.2%)

2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (43)

Institutions that held Arrowhead Pharmaceuticals, Inc. at the end of Q1 2025 but not at the end of Q4 2024.

Institutions new to ARWR in Q1 2025
Institution	Shares	Value	% of portfolio
Clearbridge Investments, LLC	459,854	$5.86M	0.01%
Public Sector Pension Investment Board	399,870	$5.09M	0.02%
Nuveen, LLC	337,878	$4.30M	0.00%
Capital Fund Management S.A.	163,146	$2.08M	0.03%
Pinnacle Associates Ltd	141,162	$1.80M	0.03%
SG Americas Securities, LLC	68,346	$871.0K	0.00%
Ontario Teachers Pension Plan Board	45,769	$583.1K	0.01%
AQR Capital Management LLC	40,506	$513.6K	0.00%
Man Group plc	39,099	$498.1K	0.00%
Maryland State Retirement & Pension System	36,992	$471.3K	0.01%
Marex Group plc	28,583	$364.1K	0.01%
E Fund Management Co., Ltd.	18,017	$229.5K	0.01%
Caption Management, LLC	17,100	$217.9K	0.01%
Bridgefront Capital, LLC	15,324	$195.2K	0.06%
Universal- Beteiligungs- und Servicegesellschaft mbH	13,622	$173.5K	0.00%
HSBC Holdings PLC	13,850	$172.8K	0.00%
Bayesian Capital Management, LP	13,000	$165.6K	0.03%
SEI Investments Co	12,962	$165.1K	0.00%
Pale Fire Capital SE	12,221	$155.7K	0.02%
Cerity Partners LLC	11,078	$141.1K	0.00%
XTX Topco Ltd	10,421	$132.8K	0.01%
Virtus Investment Advisers, Inc.	7,415	$94.5K	0.03%
Aster Capital Management (DIFC) Ltd	3,190	$60.3K	0.01%
Coldstream Capital Management Inc	2,380	$30.3K	0.00%
Johnson Financial Group, Inc.	1,215	$15.5K	0.00%
S&T Bank	686	$8.74K	0.00%
Picton Mahoney Asset Management	511	$7.00K	0.00%
Boston Private Wealth LLC	473	$6.03K	0.00%
Manchester Capital Management LLC	439	$5.59K	0.00%
NBC Securities, Inc.	305	$3.00K	0.00%
High Note Wealth, LLC	209	$2.66K	0.00%
Tradewinds Capital Management, LLC	185	$2.36K	0.00%
WPG Advisers, LLC	115	$1.47K	0.00%
Quest Partners LLC	106	$1.35K	0.00%
Geneos Wealth Management Inc.	92	$1.17K	0.00%
UMA Financial Services, Inc.	68	$867	0.00%
Stephens Consulting, LLC	50	$637	0.00%
True Wealth Design, LLC	34	$434	0.00%
Ronald Blue Trust, Inc.	27	$344	0.00%
Abound Wealth Management	8	$102	0.00%
Clearstead Advisors, LLC	1	$13	0.00%
Hantz Financial Services, Inc.	19	$0	0.00%
Avion Wealth	49	$0	0.00%

Sold out (46)

Institutions that held Arrowhead Pharmaceuticals, Inc. at the end of Q4 2024 and filed for Q1 2025 without it.

Institutions that sold out of ARWR in Q1 2025
Institution	Shares, Q4 2024	Value, Q4 2024
Hound Partners, LLC	325,525	$6.12M
Affinity Asset Advisors, LLC	300,000	$5.64M
Altium Capital Management LP	230,257	$4.33M
Dark Forest Capital Management LP	172,623	$3.25M
Retirement Systems of Alabama	151,157	$2.84M
California Public Employees Retirement System	140,150	$2.63M
Trexquant Investment LP	100,798	$1.90M
Prelude Capital Management, LLC	42,856	$805.7K
Scientech Research LLC	35,734	$671.8K
Dimensional Fund Advisors LP	35,666	$670.5K
Brevan Howard Capital Management LP	34,556	$649.7K
Jain Global LLC	31,064	$584.0K
State of Michigan Retirement System	29,470	$554.0K
Pacer Advisors, Inc.	27,918	$524.9K
Northwestern Mutual Investment Management Company, LLC	27,628	$519.4K
Algert Global LLC	27,377	$514.7K
New Mexico Educational Retirement Board	22,100	$415.0K
Headlands Technologies LLC	20,749	$390.1K
Virtu Financial LLC	20,266	$381.0K
Franklin Resources Inc	19,686	$370.1K
Campbell & CO Investment Adviser LLC	19,166	$360.3K
Xponance, Inc.	17,400	$327.1K
Neo Ivy Capital Management	16,920	$318.0K
EntryPoint Capital, LLC	12,375	$232.7K
First Citizens Bank & Trust Co	10,894	$204.8K
London & Capital Asset Management Ltd	10,700	$201.2K
Envestnet Portfolio Solutions, Inc.	10,080	$189.5K
Securian Asset Management, Inc	9,398	$176.7K
Jefferies Financial Group Inc.	8,012	$150.6K
Federated Hermes, Inc.	4,875	$91.7K
Elgethun Capital Management	4,000	$75.2K
Virtus ETF Advisers LLC	3,211	$60.4K
R Squared Ltd	2,020	$38.0K
Pacific Capital Wealth Advisors, Inc	800	$15.0K
Rise Advisors, LLC	714	$13.4K
Versant Capital Management, Inc	527	$9.91K
PEAK6 LLC	100	$1.88K
BFSG, LLC	100	$1.88K
Private Wealth Management Group, LLC	56	$1.05K
Sachetta, LLC	50	$940
Quantbot Technologies LP	37	$696
WealthTrak Capital Management LLC	25	$470
CVA Family Office, LLC	24	$451
Assetmark, Inc	6	$113
Activest Wealth Management	1	$19
Lazard Asset Management LLC	19	$0

Not filed for Q1 2025 yet (2)

Institutions that held Arrowhead Pharmaceuticals, Inc. at the end of Q4 2024 and haven't filed a 13F for Q1 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ARWR in Q4 2024 that haven't filed for Q1 2025
Institution	Shares, Q4 2024	Value, Q4 2024
Nuveen Asset Management, LLC	332,749	$6.26M
Global Retirement Partners, LLC	105	$1.97K