What does CUSIP 04280A100 represent in this 13F holders report?

CUSIP 04280A100 is the security identifier for ARWR - ARROWHEAD PHARMACEUTICALS, INC. - Common Stock used to aggregate holder disclosures.

How many institutions held ARWR - ARROWHEAD PHARMACEUTICALS, INC. - Common Stock in Q1 2021?

281 institutional investors reported ARWR - ARROWHEAD PHARMACEUTICALS, INC. - Common Stock for Q1 2021. Use the holders table for investor-level position and value details.

ARROWHEAD PHARMACEUTICALS, INC. - Common Stock (ARWR)

CUSIP: 04280A100

Q1 2021 13F Holders as of 31 Mar 2021

Type / Class: Equity / Common Stock
Shares outstanding: 135,488,140
Total 13F shares: 68,464,454
Share change: -284,026
Total reported value: $4,541,675,803
Put/Call ratio: 47%
Price per share: $66.31
Number of holders: 281
Value change: -$29,602,424
Number of buys: 107
Number of sells: 164

Quarterly Holders Quick Answers

What is CUSIP 04280A100?
CUSIP 04280A100 identifies ARWR - ARROWHEAD PHARMACEUTICALS, INC. - Common Stock in SEC institutional holdings data.

Need full ownership history?
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Related Filing Research

Latest 13F filings for newly reported positions.
Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
Latest 10-Q/10-K reports for financial context tied to this issuer.
Recent insider transactions for executive and insider activity.
SEC investors directory and top value investors for manager drilldown.
Back to full security ownership history.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q2 2021
Previous quarter: Q4 2020

Recent filing periods for CUSIP 04280A100:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of ARWR - ARROWHEAD PHARMACEUTICALS, INC. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
BlackRock Finance, Inc.	13F	Company	9.3%	12,563,132	$963,970,000	—	31 Dec 2020	13F
VANGUARD GROUP INC	13F	Company	6.9%	9,281,551	$712,174,000	—	31 Dec 2020	13F
STATE STREET CORP	13F	Company	2.9%	3,932,015	$301,704,000	—	31 Dec 2020	13F
Johnson & Johnson Innovation - JJDC, Inc.	13F	Company	2.4%	3,260,869	$250,206,000	—	31 Dec 2020	13F
Invesco Ltd.	13F	Company	2.4%	3,258,865	$250,053,000	—	31 Dec 2020	13F
JPMORGAN CHASE & CO	13F	Company	1.8%	2,409,631	$184,891,000	—	31 Dec 2020	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	1.2%	1,608,273	$123,402,000	—	31 Dec 2020	13F
NORTHERN TRUST CORP	13F	Company	1.2%	1,558,425	$119,578,000	—	31 Dec 2020	13F
CREDIT SUISSE AG/	13F	Company	1.1%	1,513,946	$116,166,000	—	31 Dec 2020	13F
FMR LLC	13F	Company	1%	1,419,876	$108,947,000	—	31 Dec 2020	13F
Fiera Capital Corp	13F	Company	0.94%	1,275,339	$97,857,000	—	31 Dec 2020	13F
FIRST MANHATTAN CO. LLC.	13F	Company	0.92%	1,250,369	$95,940,000	—	31 Dec 2020	13F
JANUS HENDERSON GROUP PLC	13F	Company	0.85%	1,145,443	$87,890,000	—	31 Dec 2020	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.81%	1,103,436	$84,666,000	—	31 Dec 2020	13F
PERCEPTIVE ADVISORS LLC	13F	Company	0.79%	1,070,814	$82,164,000	—	31 Dec 2020	13F
Bank of New York Mellon Corp	13F	Company	0.77%	1,037,070	$79,573,000	—	31 Dec 2020	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.68%	927,495	$71,167,000	—	31 Dec 2020	13F
NORGES BANK	13F	Company	0.63%	858,781	$65,894,000	—	31 Dec 2020	13F
WESTERN FINANCIAL Corp	13F	Company	0.61%	820,346	$62,945,000	—	31 Dec 2020	13F
Nuveen Asset Management, LLC	13F	Company	0.52%	710,348	$54,505,000	—	31 Dec 2020	13F
First Light Asset Management, LLC	13F	Company	0.52%	704,449	$54,052,000	—	31 Dec 2020	13F
EAGLE ASSET MANAGEMENT INC	13F	Company	0.5%	672,104	$51,570,000	—	31 Dec 2020	13F
BAMCO INC /NY/	13F	Company	0.49%	664,637	$50,998,000	—	31 Dec 2020	13F
MORGAN STANLEY	13F	Company	0.4%	536,478	$41,164,000	—	31 Dec 2020	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.39%	535,020	$41,054,000	—	31 Dec 2020	13F
CARILLON TOWER ADVISERS, INC.	13F	Company	0.36%	490,333	$37,623,000	—	31 Dec 2020	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.35%	475,682	$36,501,000	—	31 Dec 2020	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	0.33%	446,341	$34,248,000	—	31 Dec 2020	13F
Hood River Capital Management LLC	13F	Company	0.29%	393,263	$30,175,000	—	31 Dec 2020	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	0.28%	376,392	$28,881,000	—	31 Dec 2020	13F
Aquilo Capital Management, LLC	13F	Company	0.27%	365,926	$28,078,000	—	31 Dec 2020	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	0.25%	344,738	$26,452,000	—	31 Dec 2020	13F
DEUTSCHE BANK AG\	13F	Company	0.23%	308,106	$23,641,000	—	31 Dec 2020	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	0.23%	305,992	$23,479,000	—	31 Dec 2020	13F
L1 Capital Pty Ltd	13F	Company	0.22%	298,687	$23,127,000	—	31 Dec 2020	13F
CITADEL ADVISORS LLC	13F	Company	0.22%	300,872	$23,086,000	—	31 Dec 2020	13F
RHUMBLINE ADVISERS	13F	Company	0.22%	297,640	$22,838,000	—	31 Dec 2020	13F
VOYA INVESTMENT MANAGEMENT LLC	13F	Company	0.22%	295,747	$22,693,000	—	31 Dec 2020	13F
MARSHALL WACE, LLP	13F	Company	0.21%	287,817	$22,084,000	—	31 Dec 2020	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.2%	274,586	$21,069,000	—	31 Dec 2020	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.2%	266,840	$20,475,000	—	31 Dec 2020	13F
Retirement Systems of Alabama	13F	Company	0.2%	266,540	$20,452,000	—	31 Dec 2020	13F
Legal & General Group Plc	13F	Company	0.18%	249,779	$19,165,000	—	31 Dec 2020	13F
NOMURA HOLDINGS INC	13F	Company	0.18%	248,657	$19,075,000	—	31 Dec 2020	13F
AMERICAN INTERNATIONAL GROUP, INC.	13F	Company	0.18%	245,335	$18,825,000	—	31 Dec 2020	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	0.17%	232,300	$17,826,000	—	31 Dec 2020	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.16%	223,126	$17,120,000	—	31 Dec 2020	13F
Swiss National Bank	13F	Company	0.16%	219,700	$16,858,000	—	31 Dec 2020	13F
Vivo Capital, LLC	13F	Company	0.15%	205,091	$15,737,000	—	31 Dec 2020	13F
Neuberger Berman Group LLC	13F	Company	0.14%	189,466	$14,185,000	—	31 Dec 2020	13F

Institutional Holders of ARROWHEAD PHARMACEUTICALS, INC. - Common Stock (ARWR) as of Q1 2021

As of 31 Mar 2021, ARROWHEAD PHARMACEUTICALS, INC. - Common Stock (ARWR) was held by 281 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 68,464,454 shares. The largest 10 holders included BlackRock Inc., VANGUARD GROUP INC, STATE STREET CORP, Invesco Ltd., Johnson & Johnson Innovation - JJDC, Inc., JPMORGAN CHASE & CO, GEODE CAPITAL MANAGEMENT, LLC, NORTHERN TRUST CORP, CREDIT SUISSE AG/, and FMR LLC. This page lists 281 institutional shareholders reporting positions in this security for the Q1 2021 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q1 2021 vs Q4 2020 Across Filers

Q4 2020 holders

302

Q1 2021 holders

281

Holder diff

-21

Investor	Q4 2020 Shares	Q1 2021 Shares	Share Diff	Share Chg %	Q4 2020 Value $	Q1 2021 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.