# Filing Detail

Form 8-K - Current report:
SEC Accession No. 0000879407-25-000007
Filing Date
2025-09-11
Accepted
2025-09-11 07:31:06
Documents
164
Period of Report
2025-09-10
Items
Item 8.01: Other Events
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 8-K | arwr-20250910.htm iXBRL | 8-K | 31366
2 | EX-99.1 | a9912025-09x10arrowheadc.htm | EX-99.1 | 843004
3 | EX-99.2 | arwr-202509118kex992.htm | EX-99.2 | 16348
7 | GRAPHIC | a9912025-09x10arrowheadc001.jpg | GRAPHIC | 111667
8 | GRAPHIC | a9912025-09x10arrowheadc002.jpg | GRAPHIC | 140473
9 | GRAPHIC | a9912025-09x10arrowheadc003.jpg | GRAPHIC | 137889
10 | GRAPHIC | a9912025-09x10arrowheadc004.jpg | GRAPHIC | 171200
11 | GRAPHIC | a9912025-09x10arrowheadc005.jpg | GRAPHIC | 165109
12 | GRAPHIC | a9912025-09x10arrowheadc006.jpg | GRAPHIC | 170886
13 | GRAPHIC | a9912025-09x10arrowheadc007.jpg | GRAPHIC | 166108
14 | GRAPHIC | a9912025-09x10arrowheadc008.jpg | GRAPHIC | 165039
15 | GRAPHIC | a9912025-09x10arrowheadc009.jpg | GRAPHIC | 163717
16 | GRAPHIC | a9912025-09x10arrowheadc010.jpg | GRAPHIC | 178512
17 | GRAPHIC | a9912025-09x10arrowheadc011.jpg | GRAPHIC | 165595
18 | GRAPHIC | a9912025-09x10arrowheadc012.jpg | GRAPHIC | 166790
19 | GRAPHIC | a9912025-09x10arrowheadc013.jpg | GRAPHIC | 121901
20 | GRAPHIC | a9912025-09x10arrowheadc014.jpg | GRAPHIC | 89844
21 | GRAPHIC | a9912025-09x10arrowheadc015.jpg | GRAPHIC | 29179
22 | GRAPHIC | a9912025-09x10arrowheadc016.jpg | GRAPHIC | 238906
23 | GRAPHIC | a9912025-09x10arrowheadc017.jpg | GRAPHIC | 304671
24 | GRAPHIC | a9912025-09x10arrowheadc018.jpg | GRAPHIC | 323811
25 | GRAPHIC | a9912025-09x10arrowheadc019.jpg | GRAPHIC | 87452
26 | GRAPHIC | a9912025-09x10arrowheadc020.jpg | GRAPHIC | 352769
27 | GRAPHIC | a9912025-09x10arrowheadc021.jpg | GRAPHIC | 367721
28 | GRAPHIC | a9912025-09x10arrowheadc022.jpg | GRAPHIC | 354808
29 | GRAPHIC | a9912025-09x10arrowheadc023.jpg | GRAPHIC | 353893
30 | GRAPHIC | a9912025-09x10arrowheadc024.jpg | GRAPHIC | 383140
31 | GRAPHIC | a9912025-09x10arrowheadc025.jpg | GRAPHIC | 374742
32 | GRAPHIC | a9912025-09x10arrowheadc026.jpg | GRAPHIC | 360705
33 | GRAPHIC | a9912025-09x10arrowheadc027.jpg | GRAPHIC | 366647
34 | GRAPHIC | a9912025-09x10arrowheadc028.jpg | GRAPHIC | 354729
35 | GRAPHIC | a9912025-09x10arrowheadc029.jpg | GRAPHIC | 352812
36 | GRAPHIC | a9912025-09x10arrowheadc030.jpg | GRAPHIC | 377446
37 | GRAPHIC | a9912025-09x10arrowheadc031.jpg | GRAPHIC | 371600
38 | GRAPHIC | a9912025-09x10arrowheadc032.jpg | GRAPHIC | 378355
39 | GRAPHIC | a9912025-09x10arrowheadc033.jpg | GRAPHIC | 366398
40 | GRAPHIC | a9912025-09x10arrowheadc034.jpg | GRAPHIC | 376523
41 | GRAPHIC | a9912025-09x10arrowheadc035.jpg | GRAPHIC | 371233
42 | GRAPHIC | a9912025-09x10arrowheadc036.jpg | GRAPHIC | 362907
43 | GRAPHIC | a9912025-09x10arrowheadc037.jpg | GRAPHIC | 378914
44 | GRAPHIC | a9912025-09x10arrowheadc038.jpg | GRAPHIC | 371414
45 | GRAPHIC | a9912025-09x10arrowheadc039.jpg | GRAPHIC | 244213
46 | GRAPHIC | a9912025-09x10arrowheadc040.jpg | GRAPHIC | 252986
47 | GRAPHIC | a9912025-09x10arrowheadc041.jpg | GRAPHIC | 99601
48 | GRAPHIC | a9912025-09x10arrowheadc042.jpg | GRAPHIC | 308722
49 | GRAPHIC | a9912025-09x10arrowheadc043.jpg | GRAPHIC | 371738
50 | GRAPHIC | a9912025-09x10arrowheadc044.jpg | GRAPHIC | 262320
51 | GRAPHIC | a9912025-09x10arrowheadc045.jpg | GRAPHIC | 261458
52 | GRAPHIC | a9912025-09x10arrowheadc046.jpg | GRAPHIC | 321768
53 | GRAPHIC | a9912025-09x10arrowheadc047.jpg | GRAPHIC | 382847
54 | GRAPHIC | a9912025-09x10arrowheadc048.jpg | GRAPHIC | 379360
55 | GRAPHIC | a9912025-09x10arrowheadc049.jpg | GRAPHIC | 366630
56 | GRAPHIC | a9912025-09x10arrowheadc050.jpg | GRAPHIC | 376784
57 | GRAPHIC | a9912025-09x10arrowheadc051.jpg | GRAPHIC | 374993
58 | GRAPHIC | a9912025-09x10arrowheadc052.jpg | GRAPHIC | 365022
59 | GRAPHIC | a9912025-09x10arrowheadc053.jpg | GRAPHIC | 346691
60 | GRAPHIC | a9912025-09x10arrowheadc054.jpg | GRAPHIC | 357220
61 | GRAPHIC | a9912025-09x10arrowheadc055.jpg | GRAPHIC | 270910
62 | GRAPHIC | a9912025-09x10arrowheadc056.jpg | GRAPHIC | 137002
63 | GRAPHIC | a9912025-09x10arrowheadc057.jpg | GRAPHIC | 125115
64 | GRAPHIC | a9912025-09x10arrowheadc058.jpg | GRAPHIC | 156112
65 | GRAPHIC | a9912025-09x10arrowheadc059.jpg | GRAPHIC | 133478
66 | GRAPHIC | a9912025-09x10arrowheadc060.jpg | GRAPHIC | 160009
67 | GRAPHIC | a9912025-09x10arrowheadc061.jpg | GRAPHIC | 216595
68 | GRAPHIC | a9912025-09x10arrowheadc062.jpg | GRAPHIC | 144457
69 | GRAPHIC | a9912025-09x10arrowheadc063.jpg | GRAPHIC | 29425
70 | GRAPHIC | a9912025-09x10arrowheadc064.jpg | GRAPHIC | 266635
71 | GRAPHIC | a9912025-09x10arrowheadc065.jpg | GRAPHIC | 324843
72 | GRAPHIC | a9912025-09x10arrowheadc066.jpg | GRAPHIC | 317770
73 | GRAPHIC | a9912025-09x10arrowheadc067.jpg | GRAPHIC | 324165
74 | GRAPHIC | a9912025-09x10arrowheadc068.jpg | GRAPHIC | 221908
75 | GRAPHIC | a9912025-09x10arrowheadc069.jpg | GRAPHIC | 192269
76 | GRAPHIC | a9912025-09x10arrowheadc070.jpg | GRAPHIC | 261077
77 | GRAPHIC | a9912025-09x10arrowheadc071.jpg | GRAPHIC | 232608
78 | GRAPHIC | a9912025-09x10arrowheadc072.jpg | GRAPHIC | 210465
79 | GRAPHIC | a9912025-09x10arrowheadc073.jpg | GRAPHIC | 322366
80 | GRAPHIC | a9912025-09x10arrowheadc074.jpg | GRAPHIC | 280606
81 | GRAPHIC | a9912025-09x10arrowheadc075.jpg | GRAPHIC | 29210
82 | GRAPHIC | a9912025-09x10arrowheadc076.jpg | GRAPHIC | 221355
83 | GRAPHIC | a9912025-09x10arrowheadc077.jpg | GRAPHIC | 72262
84 | GRAPHIC | a9912025-09x10arrowheadc078.jpg | GRAPHIC | 29227
85 | GRAPHIC | a9912025-09x10arrowheadc079.jpg | GRAPHIC | 206399
86 | GRAPHIC | a9912025-09x10arrowheadc080.jpg | GRAPHIC | 220675
87 | GRAPHIC | a9912025-09x10arrowheadc081.jpg | GRAPHIC | 56770
88 | GRAPHIC | a9912025-09x10arrowheadc082.jpg | GRAPHIC | 29059
89 | GRAPHIC | a9912025-09x10arrowheadc083.jpg | GRAPHIC | 216149
90 | GRAPHIC | a9912025-09x10arrowheadc084.jpg | GRAPHIC | 269210
91 | GRAPHIC | a9912025-09x10arrowheadc085.jpg | GRAPHIC | 63856
92 | GRAPHIC | a9912025-09x10arrowheadc086.jpg | GRAPHIC | 28971
93 | GRAPHIC | a9912025-09x10arrowheadc087.jpg | GRAPHIC | 156652
94 | GRAPHIC | a9912025-09x10arrowheadc088.jpg | GRAPHIC | 217584
95 | GRAPHIC | a9912025-09x10arrowheadc089.jpg | GRAPHIC | 225122
96 | GRAPHIC | a9912025-09x10arrowheadc090.jpg | GRAPHIC | 216918
97 | GRAPHIC | a9912025-09x10arrowheadc091.jpg | GRAPHIC | 204777
98 | GRAPHIC | a9912025-09x10arrowheadc092.jpg | GRAPHIC | 202554
99 | GRAPHIC | a9912025-09x10arrowheadc093.jpg | GRAPHIC | 221583
100 | GRAPHIC | a9912025-09x10arrowheadc094.jpg | GRAPHIC | 107447
101 | GRAPHIC | a9912025-09x10arrowheadc095.jpg | GRAPHIC | 29296
102 | GRAPHIC | a9912025-09x10arrowheadc096.jpg | GRAPHIC | 148337
103 | GRAPHIC | a9912025-09x10arrowheadc097.jpg | GRAPHIC | 253037
104 | GRAPHIC | a9912025-09x10arrowheadc098.jpg | GRAPHIC | 257805
105 | GRAPHIC | a9912025-09x10arrowheadc099.jpg | GRAPHIC | 126061
106 | GRAPHIC | a9912025-09x10arrowheadc100.jpg | GRAPHIC | 29297
107 | GRAPHIC | a9912025-09x10arrowheadc101.jpg | GRAPHIC | 168256
108 | GRAPHIC | a9912025-09x10arrowheadc102.jpg | GRAPHIC | 111845
109 | GRAPHIC | a9912025-09x10arrowheadc103.jpg | GRAPHIC | 238906
110 | GRAPHIC | a9912025-09x10arrowheadc104.jpg | GRAPHIC | 304671
111 | GRAPHIC | a9912025-09x10arrowheadc105.jpg | GRAPHIC | 323811
112 | GRAPHIC | a9912025-09x10arrowheadc106.jpg | GRAPHIC | 87452
113 | GRAPHIC | a9912025-09x10arrowheadc107.jpg | GRAPHIC | 352769
114 | GRAPHIC | a9912025-09x10arrowheadc108.jpg | GRAPHIC | 367721
115 | GRAPHIC | a9912025-09x10arrowheadc109.jpg | GRAPHIC | 354808
116 | GRAPHIC | a9912025-09x10arrowheadc110.jpg | GRAPHIC | 353893
117 | GRAPHIC | a9912025-09x10arrowheadc111.jpg | GRAPHIC | 383140
118 | GRAPHIC | a9912025-09x10arrowheadc112.jpg | GRAPHIC | 374742
119 | GRAPHIC | a9912025-09x10arrowheadc113.jpg | GRAPHIC | 360705
120 | GRAPHIC | a9912025-09x10arrowheadc114.jpg | GRAPHIC | 366647
121 | GRAPHIC | a9912025-09x10arrowheadc115.jpg | GRAPHIC | 354729
122 | GRAPHIC | a9912025-09x10arrowheadc116.jpg | GRAPHIC | 352812
123 | GRAPHIC | a9912025-09x10arrowheadc117.jpg | GRAPHIC | 377446
124 | GRAPHIC | a9912025-09x10arrowheadc118.jpg | GRAPHIC | 371600
125 | GRAPHIC | a9912025-09x10arrowheadc119.jpg | GRAPHIC | 378355
126 | GRAPHIC | a9912025-09x10arrowheadc120.jpg | GRAPHIC | 366398
127 | GRAPHIC | a9912025-09x10arrowheadc121.jpg | GRAPHIC | 376523
128 | GRAPHIC | a9912025-09x10arrowheadc122.jpg | GRAPHIC | 371233
129 | GRAPHIC | a9912025-09x10arrowheadc123.jpg | GRAPHIC | 362907
130 | GRAPHIC | a9912025-09x10arrowheadc124.jpg | GRAPHIC | 378914
131 | GRAPHIC | a9912025-09x10arrowheadc125.jpg | GRAPHIC | 371414
132 | GRAPHIC | a9912025-09x10arrowheadc126.jpg | GRAPHIC | 244213
133 | GRAPHIC | a9912025-09x10arrowheadc127.jpg | GRAPHIC | 252986
134 | GRAPHIC | a9912025-09x10arrowheadc128.jpg | GRAPHIC | 99601
135 | GRAPHIC | a9912025-09x10arrowheadc129.jpg | GRAPHIC | 308722
136 | GRAPHIC | a9912025-09x10arrowheadc130.jpg | GRAPHIC | 371738
137 | GRAPHIC | a9912025-09x10arrowheadc131.jpg | GRAPHIC | 262320
138 | GRAPHIC | a9912025-09x10arrowheadc132.jpg | GRAPHIC | 261458
139 | GRAPHIC | a9912025-09x10arrowheadc133.jpg | GRAPHIC | 321768
140 | GRAPHIC | a9912025-09x10arrowheadc134.jpg | GRAPHIC | 382847
141 | GRAPHIC | a9912025-09x10arrowheadc135.jpg | GRAPHIC | 379360
142 | GRAPHIC | a9912025-09x10arrowheadc136.jpg | GRAPHIC | 366630
143 | GRAPHIC | a9912025-09x10arrowheadc137.jpg | GRAPHIC | 376784
144 | GRAPHIC | a9912025-09x10arrowheadc138.jpg | GRAPHIC | 374993
145 | GRAPHIC | a9912025-09x10arrowheadc139.jpg | GRAPHIC | 365022
146 | GRAPHIC | a9912025-09x10arrowheadc140.jpg | GRAPHIC | 346691
147 | GRAPHIC | a9912025-09x10arrowheadc141.jpg | GRAPHIC | 357220
148 | GRAPHIC | a9912025-09x10arrowheadc142.jpg | GRAPHIC | 270910
149 | GRAPHIC | a9912025-09x10arrowheadc143.jpg | GRAPHIC | 137002
150 | GRAPHIC | a9912025-09x10arrowheadc144.jpg | GRAPHIC | 125115
151 | GRAPHIC | a9912025-09x10arrowheadc145.jpg | GRAPHIC | 156112
152 | GRAPHIC | a9912025-09x10arrowheadc146.jpg | GRAPHIC | 133478
153 | GRAPHIC | a9912025-09x10arrowheadc147.jpg | GRAPHIC | 160009
154 | GRAPHIC | a9912025-09x10arrowheadc148.jpg | GRAPHIC | 216595
155 | GRAPHIC | a9912025-09x10arrowheadc149.jpg | GRAPHIC | 144457
156 | GRAPHIC | ghvnqo5ppwcq000001a.jpg | GRAPHIC | 49974
| Complete submission text file | 0000879407-25-000007.txt |  | 53664324

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
4 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | arwr-20250910.xsd | EX-101.SCH | 1812
5 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | arwr-20250910_lab.xml | EX-101.LAB | 22548
6 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | arwr-20250910_pre.xml | EX-101.PRE | 13066
166 | EXTRACTED XBRL INSTANCE DOCUMENT | arwr-20250910_htm.xml | XML | 2829

Mailing Address 177 E COLORADO BLVD SUITE 700 PASADENA CA 91105
Business Address 177 E COLORADO BLVD SUITE 700 PASADENA CA 91105 626-696-4702
ARROWHEAD PHARMACEUTICALS, INC. (Filer) CIK: 0000879407 (see all company filings)

EIN.: 460408024 | State of Incorp.: DE | Fiscal Year End: 0930
Type: 8-K | Act: 34 | File No.: 001-38042 | Film No.: 251307222
SIC: 2834 Pharmaceutical Preparations
(CF Office: 03 Life Sciences)