ARROWHEAD PHARMACEUTICALS, INC. - COMMON STOCK (ARWR)

CUSIP: 04280A100

Q4 2017 13F Holders as of 31 Dec 2017

Holder snapshot 7 signals
Share change
+8,301,346
Put/Call ratio
37%
SEC-reported price per share
$3.68
Number of holders
74
Value change
+$30,381,058
Number of buys
46
Open additional details 1 more signal available
Number of sells
20
Security identity Names, identifiers, and filing context for this profile. 1 source field
Shares outstanding
141,328,976

Security key

04280A100

Report period

Q4 2017

Institutions

74

Top holders

10

Ownership snapshot

Top reported holders of ARWR - ARROWHEAD PHARMACEUTICALS, INC. - COMMON STOCK (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
OppenheimerFunds, Inc.
Disclosed value leader
OppenheimerFunds, Inc.
Comparable rows
15/15
Latest evidence
30 Sep 2017
13F Lead comparable stake: 2.1% Showing 1-6 of 15 holder rows.

Quick read

OppenheimerFunds, Inc. leads the comparable SEC ownership view at 2.1%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens OppenheimerFunds, Inc.'s linked filing trail.
Comparable ownership Top 5
OppenheimerFunds, Inc. 2.1%
VANGUARD GROUP INC 2%
BlackRock Finance, Inc. 2%
MILLENNIUM MANAGEMENT LLC 0.9%
D. E. Shaw & Co., Inc. 0.69%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
OppenheimerFunds, Inc.
13F
Company
13F
2.1%
$12,990,000
3,000,000 shares
30 Sep 2017
VANGUARD GROUP INC
13F
Company
13F
2%
$12,524,000
2,892,265 shares
30 Sep 2017
BlackRock Finance, Inc.
13F
Company
13F
2%
$12,380,000
2,859,169 shares
30 Sep 2017
MILLENNIUM MANAGEMENT LLC
13F
Company
13F
0.9%
$5,508,000
1,272,138 shares
30 Sep 2017
D. E. Shaw & Co., Inc.
13F
Company
13F
0.69%
$4,208,000
971,768 shares
30 Sep 2017
ING GROEP NV
13F
Company
13F
0.57%
$3,500,000
808,229 shares
30 Sep 2017
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q4 2017

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
74
Shares
23,358,744
Rows available
74
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q4 2017 vs Q3 2017 Across Filers

Q3 2017 holders
54
Q4 2017 holders
74
Holder diff
20
Investor Q3 2017 Shares Q4 2017 Shares Share Diff Share Chg % Q3 2017 value Q4 2017 value Value change Value Chg %

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

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
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