Arrowhead Pharmaceuticals Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

DB:HDP1 Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
01 Apr 24	Sell€156,576	James Hamilton	Individual	6,000	€26.10
20 Mar 24	Buy€76,442	Hongbo Lu	Individual	3,000	€25.79
06 Mar 24	Sell€1,291,191	Kenneth Myszkowski	Individual	40,000	€32.28
20 Nov 23	Sell€518,469	Javier San Martin	Individual	19,700	€26.50
28 Sep 23	Sell€38,624	Victoria Vakiener	Individual	1,550	€24.92
03 Jul 23	Sell€288,796	Tracie Oliver	Individual	8,925	€32.36
30 Jun 23	Sell€97,636	James Hamilton	Individual	3,000	€32.55
27 Jun 23	Sell€495,542	Kenneth Myszkowski	Individual	15,000	€33.04
05 May 23	Sell€241,285	Douglass Given	Individual	6,500	€37.12

Insider Trading Volume

Insider Buying: HDP1 insiders have sold more shares than they have bought in the past 3 months.

Ownership Breakdown

What is the ownership structure of HDP1?
Owner Type	Number of Shares	Ownership Percentage
Private Companies	13,793	0.0111%
State or Government	57,506	0.0464%
Individual Insiders	4,879,166	3.94%
General Public	38,416,784	31%
Institutions	80,529,665	65%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 15.9%.

Top Shareholders

Top 25 shareholders own 52.42% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
10.7%	BlackRock, Inc.	13,303,757	€287.3m	3.62%	0.01%
10%	The Vanguard Group, Inc.	12,404,050	€267.9m	16.2%	no data
5.51%	State Street Global Advisors, Inc.	6,825,111	€147.4m	16.4%	0.01%
3%	Christopher Anzalone	3,715,048	€80.2m	87.3%	no data
2.72%	FMR LLC	3,370,637	€72.8m	-21.8%	0.01%
2.01%	JP Morgan Asset Management	2,485,323	€53.7m	-7.05%	0.01%
1.88%	Geode Capital Management, LLC	2,326,876	€50.3m	4.9%	no data
1.6%	Invesco Ltd.	1,982,426	€42.8m	-9.4%	0.01%
1.18%	UBS Asset Management AG	1,459,880	€31.5m	31.5%	no data
1.15%	Credit Suisse Asset Management (Switzerland) Ltd.	1,421,353	€30.7m	17%	0.02%
1.07%	Slate Path Capital LP	1,329,000	€28.7m	0%	0.63%
1.07%	Norges Bank Investment Management	1,321,927	€28.6m	-11%	no data
1.03%	Capital Research and Management Company	1,277,560	€27.6m	55.3%	no data
0.99%	Northern Trust Global Investments	1,229,615	€26.6m	-2.92%	no data
0.99%	Rokos Capital Management LLP	1,229,148	€26.5m	-26.7%	0.83%
0.91%	Avoro Capital Advisors LLC	1,130,000	€24.4m	100%	0.38%
0.85%	BNY Mellon Asset Management	1,047,677	€22.6m	10.2%	no data
0.83%	Artal Group S.A.	1,028,255	€22.2m	18,800%	0.66%
0.75%	Columbia Management Investment Advisers, LLC	928,600	€20.1m	33.9%	0.01%
0.75%	Woodline Partners LP	927,187	€20.0m	97.9%	0.23%
0.73%	Aquilo Capital Management, LLC	908,474	€19.6m	0%	14.02%
0.72%	Goldman Sachs Group, Investment Banking and Securities Investments	888,915	€19.2m	216%	0.01%
0.68%	Charles Schwab Investment Management, Inc.	845,979	€18.3m	0%	no data
0.66%	Western Financial Corporation	820,239	€17.7m	0%	12.6%
0.6%	First Manhattan Co. LLC	743,721	€16.1m	-32.3%	0.06%