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 Q4 2015?

1 institutional investor reported ARWR - ARROWHEAD PHARMACEUTICALS, INC. - COMMON STOCK for Q4 2015. Use the holders table for investor-level position and value details.

ARROWHEAD PHARMACEUTICALS, INC. - COMMON STOCK (ARWR)

CUSIP: 04280A100

Q4 2015 13F Holders as of 31 Dec 2015

Type / Class: Equity / COMMON STOCK
Shares outstanding: 141,328,976
Total 13F shares: 500
Share change: 0
Total reported value: $4,000
Price per share: $8.00
Number of holders: 1

Quarterly Holders Quick Answers

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

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Back to full security ownership history for the broader multi-quarter picture.
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Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
SEC investors directory for manager drilldown.

Explore More Reporting Periods

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

Newer quarter: Q1 2016
Previous quarter: Q3 2015

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	— class O/S missing	3,000,000	$17,280,000	—	30 Sep 2015	13F
VANGUARD GROUP INC	13F	Company	— class O/S missing	2,263,784	$13,039,000	—	30 Sep 2015	13F
RTW INVESTMENTS, LP	13F	Company	— class O/S missing	2,097,185	$12,080,000	—	30 Sep 2015	13F
QVT Financial LP	13F	Company	— class O/S missing	1,951,382	$11,240,000	—	30 Sep 2015	13F
JPMORGAN CHASE & CO	13F	Company	— class O/S missing	1,614,276	$9,299,000	—	30 Sep 2015	13F
BlackRock Fund Advisors	13F	Company	— class O/S missing	1,526,589	$8,793,000	—	30 Sep 2015	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	— class O/S missing	1,510,725	$8,702,000	—	30 Sep 2015	13F
BAKER BROS. ADVISORS LP	13F	Company	— class O/S missing	1,009,509	$5,815,000	—	30 Sep 2015	13F
STATE STREET CORP	13F	Company	— class O/S missing	913,353	$5,263,000	—	30 Sep 2015	13F
AMERIPRISE FINANCIAL INC	13F	Company	— class O/S missing	909,218	$5,237,000	—	30 Sep 2015	13F
HIGHLAND CAPITAL MANAGEMENT LP	13F	Company	— class O/S missing	726,634	$4,186,000	—	30 Sep 2015	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	— class O/S missing	634,063	$3,652,000	—	30 Sep 2015	13F
NORTHERN TRUST CORP	13F	Company	— class O/S missing	629,325	$3,625,000	—	30 Sep 2015	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	— class O/S missing	587,213	$3,382,000	—	30 Sep 2015	13F
SPHERA FUNDS MANAGEMENT LTD.	13F	Company	— class O/S missing	540,000	$3,110,000	—	30 Sep 2015	13F
First Light Asset Management, LLC	13F	Company	— class O/S missing	465,503	$2,681,000	—	30 Sep 2015	13F
COMMERZBANK AKTIENGESELLSCHAFT /FI	13F	Company	— class O/S missing	367,454	$2,117,000	—	30 Sep 2015	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	— class O/S missing	367,347	$2,115,000	—	30 Sep 2015	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	— class O/S missing	300,600	$1,731,000	—	30 Sep 2015	13F
Bank of New York Mellon Corp	13F	Company	— class O/S missing	299,076	$1,723,000	—	30 Sep 2015	13F
AWM Investment Company, Inc.	13F	Company	— class O/S missing	269,493	$1,552,000	—	30 Sep 2015	13F
Telemetry Investments, L.L.C.	13F	Company	— class O/S missing	251,200	$1,447,000	—	30 Sep 2015	13F
BlackRock Investment Management, LLC	13F	Company	— class O/S missing	220,325	$1,269,000	—	30 Sep 2015	13F
DEUTSCHE BANK AG\	13F	Company	— class O/S missing	214,493	$1,233,000	—	30 Sep 2015	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	— class O/S missing	186,269	$1,073,000	—	30 Sep 2015	13F
GROUP ONE TRADING LLC	13F	Company	— class O/S missing	174,582	$1,006,000	—	30 Sep 2015	13F
WELLS FARGO & COMPANY/MN	13F	Company	— class O/S missing	146,754	$845,000	—	30 Sep 2015	13F
Quantitative Investment Management, LLC	13F	Company	— class O/S missing	131,200	$755,000	—	30 Sep 2015	13F
Iguana Healthcare Management, LLC	13F	Company	— class O/S missing	125,000	$720,000	—	30 Sep 2015	13F
CREDIT SUISSE AG/	13F	Company	— class O/S missing	118,650	$684,000	—	30 Sep 2015	13F
MORGAN STANLEY	13F	Company	— class O/S missing	112,488	$648,000	—	30 Sep 2015	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	— class O/S missing	109,100	$629,000	—	30 Sep 2015	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	— class O/S missing	108,265	$624,000	—	30 Sep 2015	13F
TEACHERS ADVISORS, LLC	13F	Company	— class O/S missing	90,488	$521,000	—	30 Sep 2015	13F
GOLDMAN SACHS GROUP INC	13F	Company	— class O/S missing	76,407	$440,000	—	30 Sep 2015	13F
Swiss National Bank	13F	Company	— class O/S missing	73,400	$423,000	—	30 Sep 2015	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	— class O/S missing	70,100	$404,000	—	30 Sep 2015	13F
RHUMBLINE ADVISERS	13F	Company	— class O/S missing	63,615	$366,000	—	30 Sep 2015	13F
BNP PARIBAS FINANCIAL MARKETS	13F	Company	— class O/S missing	62,344	$359,101	—	30 Sep 2015	13F
JANE STREET GROUP, LLC	13F	Company	— class O/S missing	59,260	$341,000	—	30 Sep 2015	13F
RUSSELL FRANK CO/	13F	Company	— class O/S missing	57,250	$330,000	—	30 Sep 2015	13F
CITADEL ADVISORS LLC	13F	Company	— class O/S missing	56,561	$326,000	—	30 Sep 2015	13F
D. E. Shaw & Co., Inc.	13F	Company	— class O/S missing	56,036	$323,000	—	30 Sep 2015	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	— class O/S missing	54,400	$313,000	—	30 Sep 2015	13F
First Allied Advisory Services, Inc.	13F	Company	— class O/S missing	52,512	$303,000	—	30 Sep 2015	13F
Opus Point Partners Management, LLC	13F	Company	— class O/S missing	51,133	$295,000	—	30 Sep 2015	13F
E. E. Geduld	13F	Individual	— class O/S missing	45,000	$259,000	—	30 Sep 2015	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	— class O/S missing	44,887	$259,000	—	30 Sep 2015	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	— class O/S missing	42,301	$244,000	—	30 Sep 2015	13F
RAYMOND JAMES & ASSOCIATES	13F	Company	— class O/S missing	41,280	$238,000	—	30 Sep 2015	13F

Institutional Holders of ARROWHEAD PHARMACEUTICALS, INC. - COMMON STOCK (ARWR) as of Q4 2015

As of 31 Dec 2015, ARROWHEAD PHARMACEUTICALS, INC. - COMMON STOCK (ARWR) was held by 1 institutional shareholder that filed Form 13F with the SEC. Together, they reported ownership of 500 shares. The largest 1 holders included Cable Hill Partners, LLC. This page lists 1 institutional shareholders reporting positions in this security for the Q4 2015 filing period.

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

Compare Q4 2015 vs Q3 2015 Across Filers

Q3 2015 holders

Q4 2015 holders

Holder diff

Investor	Q3 2015 Shares	Q4 2015 Shares	Share Diff	Share Chg %	Q3 2015 Value $	Q4 2015 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.