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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
ARROWHEAD PHARMACEUTICALS INC: ARWR
Price: 1/30/26 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$69.33 $76.76 $9.57 $9,707 140 2,679 0.0% 10.5% 82.76% 3.81%
Exch Sector Industry Sub-Industry
NasdaqGS Manufacturing Chemicals And Allied Products Pharmaceutical Preparations
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
    
 
HAMILTON JAMES C
O
JB
---
75,000
---
1/6/26
---
---
246,958
43.6
D
R
1/8/26 - 6:45:55 pm
2
    
 
APEL DANIEL JOSEPH
CFO
JB
---
75,000
---
1/6/26
---
---
176,200
74.1
D
R
1/8/26 - 6:45:49 pm
3
    
 
O BRIEN PATRICK
COO
JS
---
2,500
---
1/6/26
---
---
472,408
-0.5
D
R
1/8/26 - 6:45:43 pm
4
    
 
O BRIEN PATRICK
COO
JB
---
75,000
---
1/6/26
---
---
547,408
15.9
D
R
1/8/26 - 6:45:43 pm
5
1y
10
60%
43%
1
O BRIEN PATRICK
COO
AS
$3,123,350
49,493
---
1/5/26
$61.12
$68.00
474,908
-9.4
D
R,10b
1/5/26 - 9:50:17 pm
6
    
 
HAMILTON JAMES C
O
AS
$2,534,662
40,164
---
1/5/26
$61.24
$68.00
171,958
-18.9
D
R,10b
1/5/26 - 9:41:44 pm
7
1y
30
43%
71%
1
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
AS
$871,703
13,187
---
1/2/26
$65.88
$66.39
3,792,739
-0.3
D
R,10b
1/5/26 - 9:39:41 pm
8
    
 
O BRIEN PATRICK
COO
JS
---
2,800
---
12/31/25
---
---
524,401
-0.5
D
R,10b
1/5/26 - 9:50:17 pm
9
1y
30
43%
71%
1
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
OS
$3,575,575
51,726
---
12/29/25
---
$68.69
3,805,926
-1.3
D
R,10b
12/30/25 - 5:46:35 pm
10
    
 
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
OE
$318,115
51,726
---
12/29/25
---
$6.15
3,857,652
1.4
D
R,10b
12/30/25 - 5:46:35 pm
11
1y
4
50%
3%
1
FERRARI MAURO
DIR
AS
$527,100
7,530
---
12/26/25
---
$70.00
69,053
-9.8
D
R,10b
12/30/25 - 5:46:28 pm
12
1y
30
43%
71%
1
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
AS
$1,771,022
26,031
12/19/25
12/22/25
$66.67
$68.85
3,805,926
-0.7
D
R,10b
12/23/25 - 6:01:31 pm
13
1y
8
50%
64%
3
WADDILL WILLIAM D
DIR
AS
$566,038
8,367
---
12/19/25
$66.66
$68.53
56,563
-12.9
D
R,10b
12/23/25 - 6:01:44 pm
14
    
 
VAKIENER VICTORIA
DIR
AS
$679,491
10,040
---
12/19/25
$66.63
$68.39
35,723
-21.9
D
R,10b
12/23/25 - 6:01:37 pm
15
1y
5
40%
84%
3
OLUKOTUN ADEOYE Y
DIR
AS
$676,623
10,000
---
12/19/25
$66.70
$68.48
33,600
-22.9
D
R,10b
12/23/25 - 6:01:25 pm
16
1y
30
43%
71%
1
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
S
$2,501,923
38,713
---
12/17/25
$64.51
$66.30
3,831,957
-1.0
D
R
12/19/25 - 6:56:33 pm
17
1y
30
43%
71%
1
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
JS*
$2,941,539
46,287
---
12/17/25
---
$63.55
3,870,670
-1.2
D
R
12/19/25 - 6:56:33 pm
18
    
 
FERRARI MAURO
DIR
JB
---
7,819
---
12/16/25
---
---
76,583
11.4
D
R
12/18/25 - 6:40:20 pm
19
    
 
LU HONGBO
DIR
JB
---
7,819
---
12/16/25
---
---
54,982
16.6
D
R
12/18/25 - 6:40:14 pm
20
    
 
PERRY MICHAEL S
DIR
JB
---
7,819
---
12/16/25
---
---
123,059
6.8
D
R
12/18/25 - 6:40:08 pm
21
    
 
VAKIENER VICTORIA
DIR
JB
---
7,819
---
12/16/25
---
---
45,763
20.6
D
R
12/18/25 - 6:40:02 pm
22
    
 
INGRAM DOUGLAS S
DIR
JB
---
7,819
---
12/16/25
---
---
46,215
20.4
D
R
12/18/25 - 6:39:56 pm
23
    
 
OLUKOTUN ADEOYE Y
DIR
JB
---
7,819
---
12/16/25
---
---
43,600
21.9
D
R
12/18/25 - 6:39:49 pm
24
    
 
WADDILL WILLIAM D
DIR
JB
---
7,819
---
12/16/25
---
---
64,930
13.7
D
R
12/18/25 - 6:35:35 pm
25
1y
30
43%
71%
1
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
S
$1,180,736
19,379
---
12/16/25
$60.51
$61.25
3,951,876
-0.5
D
R
12/16/25 - 1:14:48 pm
26
1y
30
43%
71%
1
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
S
$2,217,451
34,919
---
12/16/25
$62.12
$67.87
3,916,957
-0.9
D
R
12/16/25 - 1:14:48 pm
27
1y
30
43%
71%
1
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
S
$8,950,615
130,000
---
12/15/25
$68.67
$69.96
3,971,255
-3.2
D
R
12/16/25 - 1:14:48 pm
28
    
 
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
JB
---
180,000
---
12/12/25
---
---
4,101,255
4.6
D
R
12/16/25 - 1:14:48 pm
29
1y
4
50%
12%
3
PERRY MICHAEL S
DIR
S
$991,738
16,250
---
12/5/25
---
$61.03
115,240
-12.4
D
R
12/9/25 - 6:04:27 pm
30
1y
4
50%
3%
1
FERRARI MAURO
DIR
S
$493,413
8,750
---
11/28/25
---
$56.39
68,764
-11.3
D
R
12/1/25 - 6:10:20 pm
31
    
 
HAMILTON JAMES C
O
AS
$700,000
20,000
---
10/1/25
---
$35.00
212,122
-8.6
D
R,10b
10/3/25 - 6:15:17 pm
32
    
 
HAMILTON JAMES C
O
AS
$450,000
15,000
---
9/12/25
---
$30.00
232,122
-6.1
D
R,10b
9/16/25 - 6:06:27 pm
33
    
 
HAMILTON JAMES C
O
AS
$375,000
15,000
---
9/2/25
---
$25.00
247,122
-5.7
D
R,10b
9/4/25 - 5:37:01 pm
34
    
 
HAMILTON JAMES C
O
AS
$200,000
10,000
8/13/25
8/15/25
---
$20.00
262,122
-3.7
D
R,10b
8/15/25 - 5:59:02 pm
35
    
 
APEL DANIEL JOSEPH
CFO
3
---
---
---
4/15/25
---
---
101,200
---
D
R
8/12/25 - 5:49:57 pm
36
1y
30
43%
71%
1
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
S
$1,533,337
141,122
4/9/25
4/11/25
$9.93
$11.49
3,921,255
-3.5
D
R
4/11/25 - 6:20:07 pm
37
1y
30
43%
71%
1
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
S
$774,975
51,425
---
3/13/25
---
$15.07
4,062,377
-1.3
D
R
3/17/25 - 5:45:33 pm
38
    
 
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
JB
---
340,000
---
3/13/25
---
---
4,113,802
9.0
D
R
3/17/25 - 5:45:33 pm
39
1y
30
43%
71%
1
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
OS
$5,274,334
300,000
3/3/25
3/4/25
---
$17.02
3,773,802
-7.4
D
10b
3/5/25 - 6:32:06 pm
40
    
 
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
OE
$2,325,000
300,000
3/3/25
3/4/25
---
$7.75
4,073,802
7.9
D
10b
3/5/25 - 6:32:06 pm
41
    
 
ANZALONE CHRISTOPHER RICHARD
CEO,DIR
JB
$191,955
9,550
---
2/7/25
---
$20.10
3,773,802
0.3
D
R
2/10/25 - 6:23:16 pm
42
    
 
INGRAM DOUGLAS S
DIR
JB
$771,376
38,396
---
2/6/25
---
$20.09
38,396
New
D
R
2/7/25 - 5:57:52 pm
43
    
 
INGRAM DOUGLAS S
DIR
3
---
---
---
2/6/25
---
---
---
---
D
---
2/7/25 - 5:57:13 pm
44
1y
5
40%
84%
3
OLUKOTUN ADEOYE Y
DIR
AS
$20,139
959
---
1/23/25
---
$21.00
35,781
-2.6
D
R,10b
1/27/25 - 7:22:57 pm
45
1y
10
60%
43%
1
O BRIEN PATRICK
COO,GC
AS
$736,059
37,184
1/6/25
1/7/25
---
$19.69
527,201
-6.6
D
R,10b
1/7/25 - 9:28:08 pm
46
1y
24
42%
53%
1
MYSZKOWSKI KENNETH ALLEN
CFO
AS
$893,095
45,167
1/6/25
1/7/25
$19.68
$19.69
455,433
-9.0
D
R,10b
1/7/25 - 9:27:58 pm
47
    
 
HAMILTON JAMES C
O
AS
$648,824
32,729
---
1/6/25
$19.68
$20.11
272,122
-10.7
D
R,10b
1/7/25 - 9:28:17 pm
48
    
 
HAMILTON JAMES C
O
JB
---
100,000
---
1/4/25
---
---
304,851
48.8
D
R,10b
1/7/25 - 9:28:17 pm
49
    
 
O BRIEN PATRICK
COO,GC
JB
---
100,000
---
1/4/25
---
---
564,385
21.5
D
R,10b
1/7/25 - 9:28:08 pm
50
    
 
MYSZKOWSKI KENNETH ALLEN
CFO
JB
---
100,000
---
1/4/25
---
---
500,600
25.0
D
R,10b
1/7/25 - 9:27:58 pm
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