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 2017?

78 institutional investors reported ARWR - ARROWHEAD PHARMACEUTICALS, INC. - Common Stock for Q1 2017. Use the holders table for investor-level position and value details.

ARROWHEAD PHARMACEUTICALS, INC. - Common Stock (ARWR)

CUSIP: 04280A100

Q1 2017 13F Holders as of 31 Mar 2017

Type / Class: Equity / Common Stock
Shares outstanding: 135,488,140
Total 13F shares: 24,329,456
Share change: +3,921,745
Total reported value: $45,009,540
Put/Call ratio: 171%
Price per share: $1.85
Number of holders: 78
Value change: +$7,661,442
Number of buys: 32
Number of sells: 35

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 2017
Previous quarter: Q4 2016

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
OppenheimerFunds, Inc.	13F	Company	2.2%	3,000,000	$4,650,000	—	31 Dec 2016	13F
BlackRock Fund Advisors	13F	Company	2.2%	2,954,446	$4,579,000	—	31 Dec 2016	13F
VANGUARD GROUP INC	13F	Company	2.1%	2,791,071	$4,326,000	—	31 Dec 2016	13F
QVT Financial LP	13F	Company	1.9%	2,556,256	$3,962,000	—	31 Dec 2016	13F
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.	13F	Company	1.4%	1,909,330	$2,959,000	—	31 Dec 2016	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	1.3%	1,827,260	$2,832,000	—	31 Dec 2016	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.87%	1,177,293	$1,825,000	—	31 Dec 2016	13F
STATE STREET CORP	13F	Company	0.71%	965,028	$1,496,000	—	31 Dec 2016	13F
PERCEPTIVE ADVISORS LLC	13F	Company	0.63%	847,458	$1,313,000	—	31 Dec 2016	13F
NORTHERN TRUST CORP	13F	Company	0.61%	822,261	$1,274,000	—	31 Dec 2016	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.47%	641,408	$994,000	—	31 Dec 2016	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.4%	547,785	$849,000	—	31 Dec 2016	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.37%	498,385	$771,000	—	31 Dec 2016	13F
MORGAN STANLEY	13F	Company	0.33%	452,826	$702,000	—	31 Dec 2016	13F
JPMORGAN CHASE & CO	13F	Company	0.3%	406,900	$631,000	—	31 Dec 2016	13F
Anson Funds Management LP	13F	Company	0.26%	353,428	$548,000	—	31 Dec 2016	13F
TUDOR INVESTMENT CORP ET AL	13F	Company	0.23%	305,857	$474,000	—	31 Dec 2016	13F
Bank of New York Mellon Corp	13F	Company	0.22%	302,934	$470,000	—	31 Dec 2016	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.2%	276,619	$429,000	—	31 Dec 2016	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.18%	244,600	$379,000	—	31 Dec 2016	13F
BlackRock Investment Management, LLC	13F	Company	0.18%	242,397	$376,000	—	31 Dec 2016	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.16%	218,833	$339,000	—	31 Dec 2016	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.14%	190,726	$296,000	—	31 Dec 2016	13F
GROUP ONE TRADING LLC	13F	Company	0.1%	141,860	$220,000	—	31 Dec 2016	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.1%	140,706	$218,000	—	31 Dec 2016	13F
TEACHERS ADVISORS, LLC	13F	Company	0.08%	112,642	$175,000	—	31 Dec 2016	13F
CREDIT SUISSE AG/	13F	Company	0.08%	105,984	$165,000	—	31 Dec 2016	13F
Fiera Capital (Europe) Ltd.	13F	Company	0.08%	102,815	$159,000	—	31 Dec 2016	13F
Swiss National Bank	13F	Company	0.07%	91,400	$142,000	—	31 Dec 2016	13F
DEUTSCHE BANK AG\	13F	Company	0.06%	86,550	$131,000	—	31 Dec 2016	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	0.06%	82,100	$127,000	—	31 Dec 2016	13F
CITIGROUP INC	13F	Company	0.06%	81,663	$127,000	—	31 Dec 2016	13F
Quantitative Investment Management, LLC	13F	Company	0.05%	68,900	$106,000	—	31 Dec 2016	13F
D. E. Shaw & Co., Inc.	13F	Company	0.05%	65,342	$101,000	—	31 Dec 2016	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.05%	61,413	$95,000	—	31 Dec 2016	13F
First Allied Advisory Services, Inc.	13F	Company	0.05%	61,000	$95,000	—	31 Dec 2016	13F
ProShare Advisors LLC	13F	Company	0.04%	58,189	$90,000	—	31 Dec 2016	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	0.04%	54,400	$84,000	—	31 Dec 2016	13F
RHUMBLINE ADVISERS	13F	Company	0.04%	54,398	$84,000	—	31 Dec 2016	13F
Nationwide Fund Advisors	13F	Company	0.03%	39,981	$62,000	—	31 Dec 2016	13F
Cutler Group LLC / CA	13F	Company	0.03%	37,238	$57,000	—	31 Dec 2016	13F
AMERICAN INTERNATIONAL GROUP, INC.	13F	Company	0.03%	34,802	$54,000	—	31 Dec 2016	13F
BLACKROCK ADVISORS LLC	13F	Company	0.02%	32,542	$50,000	—	31 Dec 2016	13F
BlackRock Group LTD	13F	Company	0.02%	31,950	$49,000	—	31 Dec 2016	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	0.02%	30,232	$47,000	—	31 Dec 2016	13F
VOYA INVESTMENT MANAGEMENT LLC	13F	Company	0.02%	26,392	$41,000	—	31 Dec 2016	13F
SG Americas Securities, LLC	13F	Company	0.02%	25,971	$40,000	—	31 Dec 2016	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	0.02%	25,567	$40,000	—	31 Dec 2016	13F
BARCLAYS PLC	13F	Company	0.02%	26,005	$39,000	—	31 Dec 2016	13F
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM	13F	Company	0.02%	23,004	$36,000	—	31 Dec 2016	13F

Institutional Holders of ARROWHEAD PHARMACEUTICALS, INC. - Common Stock (ARWR) as of Q1 2017

As of 31 Mar 2017, ARROWHEAD PHARMACEUTICALS, INC. - Common Stock (ARWR) was held by 78 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 24,329,456 shares. The largest 10 holders included BlackRock Inc., VANGUARD GROUP INC, OppenheimerFunds, Inc., QVT Financial LP, PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C., STATE STREET CORP, NORTHERN TRUST CORP, PERCEPTIVE ADVISORS LLC, GEODE CAPITAL MANAGEMENT, LLC, and MILLENNIUM MANAGEMENT LLC. This page lists 78 institutional shareholders reporting positions in this security for the Q1 2017 filing period.

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

Compare Q1 2017 vs Q4 2016 Across Filers

Q4 2016 holders

Q1 2017 holders

Holder diff

Investor	Q4 2016 Shares	Q1 2017 Shares	Share Diff	Share Chg %	Q4 2016 Value $	Q1 2017 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.