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ARROWHEAD PHARMACEUTICALS, INC.

ARWR Net selling
CIK 0000879407 #848 in the set updated 17 Sep 2026
Bought (12 mo)
$0.00
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$38.04M
$14.00M on a plan · $3.58M straight out of an exercise
Sold at will
$20.46M
20 of 65 sales
Net
−$38.04M
−$20.46M against sales at will

By person

14 insiders · 65 transactions
337×

Christopher Anzalone holds 337 times base salary in stock. $331.11M of shares against $981.05K in salary for 2025.

Salary from the company's own proxy. The shares are what Christopher Anzalone last reported holding, valued at $87.30, the price Common Stock was last bought or sold at on the open market here, on 18 Aug 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Anzalone Christopher Richard
Chief Executive Officer
—
$24.01M (25)
−$24.01M
3,792,739
2.69%
$331.11M
+2.1%
Hamilton James C
Chief Medical Officer
—
$4.63M (10) scheduled
−$4.63M
226,958
0.1607%
$19.81M
+10.8%
O'Brien Patrick
COO
—
$3.12M (12) scheduled
−$3.12M
547,408
0.3875%
$47.79M
+17.9%
PERRY MICHAEL S
Director
—
$2.00M (2)
−$2.00M
111,459
0.0789%
$9.73M
−2.9%
Ferrari Mauro
Director
—
$1.02M (2) scheduled
−$1.02M
69,053
0.0489%
$6.03M
+13.6%
Apel Daniel Joseph
Chief Financial Officer
—
$934.29K (3) scheduled
−$934.29K
162,905
0.1153%
$14.22M
+61.3%
OLUKOTUN ADEOYE Y
Director
—
$850.54K (4) scheduled
−$850.54K
31,600
0.0224%
$2.76M
+38.3%
Vakiener Victoria
Director
—
$679.49K (3) scheduled
−$679.49K
35,723
0.0253%
$3.12M
+18.3%
Waddill William D.
Director
—
$566.04K (3) scheduled
−$566.04K
56,563
0.0400%
$4.94M
+18.2%
Lu Hongbo
Director
—
$228.33K (1) scheduled
−$228.33K
52,012
0.0368%
$4.54M
+70.9%
Myszkowski Kenneth Allen
Chief Financial Officer
—
—
—
455,433
0.3224%
$39.76M
+13.7%
GIVEN DOUGLAS B
Director
—
—
—
124,167
0.0879%
$10.84M
−4.3%
INGRAM DOUGLAS S
Director
—
—
—
46,215
0.0327%
$4.03M
—
Cohen Matthew Gregory
Director
—
—
—
11,882
0.0084%
$1.04M
—

Individual transactions

65
Insider
Date
Role
Action
Shares
Price
Amount
PERRY MICHAEL S
18 Aug 2026
Director
Sell
11,600
$87.30
$1.01M
OLUKOTUN ADEOYE Y
18 Aug 2026
Director
Sell
2,000
$86.96
$173.92K
Lu Hongbo
12 May 2026
Director
Sold on a plan
2,970
$76.88
$228.33K
Hamilton James C
23 Apr 2026
Chief Medical Officer
Sold on a plan
10,000
$75.00
$750.00K
Apel Daniel Joseph
22 Apr 2026
Chief Financial Officer
Sold on a plan
8,730
$71.92
$627.86K
Apel Daniel Joseph
22 Apr 2026
Chief Financial Officer
Sold on a plan
1,157
$70.45
$81.51K
Apel Daniel Joseph
22 Apr 2026
Chief Financial Officer
Sold on a plan
3,208
$70.11
$224.91K
Hamilton James C
5 Mar 2026
Chief Medical Officer
Sold on a plan
10,000
$64.19
$641.90K
Hamilton James C
5 Jan 2026
Chief Medical Officer
Sold on a plan
309
$68.00
$21.01K
Hamilton James C
5 Jan 2026
Chief Medical Officer
Sold on a plan
437
$65.97
$28.83K
Hamilton James C
5 Jan 2026
Chief Medical Officer
Sold on a plan
1,200
$64.49
$77.39K
Hamilton James C
5 Jan 2026
Chief Medical Officer
Sold on a plan
12,711
$63.95
$812.87K
Hamilton James C
5 Jan 2026
Chief Medical Officer
Sold on a plan
14,792
$63.01
$932.04K
Hamilton James C
5 Jan 2026
Chief Medical Officer
Sold on a plan
6,090
$62.28
$379.29K
Hamilton James C
5 Jan 2026
Chief Medical Officer
Sold on a plan
4,625
$61.24
$283.24K
O'Brien Patrick
5 Jan 2026
COO
Sold on a plan
46
$68.00
$3.13K
O'Brien Patrick
5 Jan 2026
COO
Sold on a plan
2,336
$64.04
$149.60K
O'Brien Patrick
5 Jan 2026
COO
Sold on a plan
5,873
$62.91
$369.47K
O'Brien Patrick
5 Jan 2026
COO
Sold on a plan
900
$62.25
$56.03K
O'Brien Patrick
5 Jan 2026
COO
Sold on a plan
600
$61.12
$36.67K
O'Brien Patrick
5 Jan 2026
COO
Sold on a plan
313
$68.00
$21.28K
O'Brien Patrick
5 Jan 2026
COO
Sold on a plan
900
$66.01
$59.41K
O'Brien Patrick
5 Jan 2026
COO
Sold on a plan
2,700
$64.44
$173.99K
O'Brien Patrick
5 Jan 2026
COO
Sold on a plan
11,842
$63.84
$755.99K
O'Brien Patrick
5 Jan 2026
COO
Sold on a plan
13,451
$62.96
$846.87K
O'Brien Patrick
5 Jan 2026
COO
Sold on a plan
6,164
$62.23
$383.59K
O'Brien Patrick
5 Jan 2026
COO
Sold on a plan
4,368
$61.20
$267.32K
Anzalone Christopher Richard
2 Jan 2026
Chief Executive Officer
Sold on a plan
5,771
$66.39
$383.14K
Anzalone Christopher Richard
2 Jan 2026
Chief Executive Officer
Sold on a plan
7,416
$65.88
$488.57K
Anzalone Christopher Richard
29 Dec 2025
Chief Executive Officer
Sold after exercise
16,545
$68.69
$1.14M
Anzalone Christopher Richard
29 Dec 2025
Chief Executive Officer
Sold after exercise
35,181
$69.33
$2.44M
Ferrari Mauro
26 Dec 2025
Director
Sold on a plan
7,530
$70.00
$527.10K
Anzalone Christopher Richard
22 Dec 2025
Chief Executive Officer
Sold on a plan
2,574
$68.85
$177.22K
Anzalone Christopher Richard
22 Dec 2025
Chief Executive Officer
Sold on a plan
10,012
$68.33
$684.12K
OLUKOTUN ADEOYE Y
19 Dec 2025
Director
Sold on a plan
827
$68.48
$56.63K
OLUKOTUN ADEOYE Y
19 Dec 2025
Director
Sold on a plan
6,083
$68.04
$413.89K
OLUKOTUN ADEOYE Y
19 Dec 2025
Director
Sold on a plan
3,090
$66.70
$206.10K
Anzalone Christopher Richard
19 Dec 2025
Chief Executive Officer
Sold on a plan
1,319
$68.48
$90.33K
Anzalone Christopher Richard
19 Dec 2025
Chief Executive Officer
Sold on a plan
8,147
$68.01
$554.08K
Anzalone Christopher Richard
19 Dec 2025
Chief Executive Officer
Sold on a plan
3,979
$66.67
$265.28K
Vakiener Victoria
19 Dec 2025
Director
Sold on a plan
1,960
$68.39
$134.04K
Vakiener Victoria
19 Dec 2025
Director
Sold on a plan
5,281
$67.97
$358.95K
Vakiener Victoria
19 Dec 2025
Director
Sold on a plan
2,799
$66.63
$186.50K
Waddill William D.
19 Dec 2025
Director
Sold on a plan
500
$68.53
$34.27K
Waddill William D.
19 Dec 2025
Director
Sold on a plan
5,451
$68.01
$370.72K
Waddill William D.
19 Dec 2025
Director
Sold on a plan
2,416
$66.66
$161.05K
Anzalone Christopher Richard
17 Dec 2025
Chief Executive Officer
Sell
1,981
$66.30
$131.34K
Anzalone Christopher Richard
17 Dec 2025
Chief Executive Officer
Sell
982
$65.53
$64.35K
Anzalone Christopher Richard
17 Dec 2025
Chief Executive Officer
Sell
35,750
$64.51
$2.31M
Anzalone Christopher Richard
17 Dec 2025
Chief Executive Officer
Sell
46,287
$63.55
$2.94M
Anzalone Christopher Richard
16 Dec 2025
Chief Executive Officer
Sell
3,221
$67.87
$218.61K
Anzalone Christopher Richard
16 Dec 2025
Chief Executive Officer
Sell
166
$66.77
$11.08K
Anzalone Christopher Richard
16 Dec 2025
Chief Executive Officer
Sell
1,300
$65.77
$85.50K
Anzalone Christopher Richard
16 Dec 2025
Chief Executive Officer
Sell
1,000
$64.96
$64.96K
Anzalone Christopher Richard
16 Dec 2025
Chief Executive Officer
Sell
6,661
$64.29
$428.24K
Anzalone Christopher Richard
16 Dec 2025
Chief Executive Officer
Sell
8,476
$62.94
$533.48K
Anzalone Christopher Richard
16 Dec 2025
Chief Executive Officer
Sell
14,095
$62.12
$875.58K
Anzalone Christopher Richard
16 Dec 2025
Chief Executive Officer
Sell
10,963
$61.25
$671.48K
Anzalone Christopher Richard
16 Dec 2025
Chief Executive Officer
Sell
8,416
$60.51
$509.25K
Anzalone Christopher Richard
15 Dec 2025
Chief Executive Officer
Sell
8,147
$69.96
$569.96K
Anzalone Christopher Richard
15 Dec 2025
Chief Executive Officer
Sell
21,321
$69.28
$1.48M
Anzalone Christopher Richard
15 Dec 2025
Chief Executive Officer
Sell
100,532
$68.67
$6.90M
PERRY MICHAEL S
5 Dec 2025
Director
Sell
16,250
$61.03
$991.74K
Ferrari Mauro
28 Nov 2025
Director
Sell
8,750
$56.39
$493.41K
Hamilton James C
1 Oct 2025
Chief Medical Officer
Sold on a plan
20,000
$35.00
$700.00K

What was left out

Form 4 filings counted 31
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 43
Sales straight out of an exercise 2
Sales at will 20
Transactions with no price 0
Shares from compensation/vesting 528,641
History held since 18 Oct 2016