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Detailed Insider History for:
HALOZYME THERAPEUTICS INC: HALO
Price: 10/17/25 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
$67.03 $79.50 $42.01 $7,840 117 2,052 0.0% 12.9% 102.03% 1.16%
Exch Sector Industry Sub-Industry
NasdaqGS Manufacturing Chemicals And Allied Products Biological Products, (No Disgnostic Substances)
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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
    
 
TORLEY HELEN
PR,CEO,DIR
OS*
$1,380,638
20,000
---
10/3/25
$68.47
$71.67
733,719
-2.7
D
10b
10/3/25 - 6:00:05 pm
2
1y
4
100%
47%
3
TORLEY HELEN
PR,CEO,DIR
OE*
$486,600
60,000
10/1/25
10/3/25
---
$8.11
753,719
8.6
D
10b
10/3/25 - 6:00:05 pm
3
1y
25
48%
2%
3
TORLEY HELEN
PR,CEO,DIR
AS
$2,931,107
40,000
10/1/25
10/2/25
$70.51
$74.67
733,719
-5.2
D
10b
10/3/25 - 6:00:05 pm
4
    
 
CAUDILL CORTNEY
VP,COO
3
---
---
---
10/1/25
---
---
7,674
---
D
R
10/6/25 - 5:14:23 pm
5
    
 
CONNAUGHTON BERNADETTE
DIR
AS
$150,481
2,000
---
10/1/25
$75.09
$75.70
44,952
-4.3
D
10b
10/1/25 - 6:29:35 pm
6
    
 
LABROSSE NICOLE
VP,CFO
AS
$173,584
2,227
---
9/22/25
$77.83
$78.67
22,079
-9.2
D
10b
9/23/25 - 4:15:01 pm
7
    
 
LABROSSE NICOLE
VP,CFO
OS
$1,514,267
20,000
---
9/10/25
$75.29
$75.93
24,306
-45.1
D
10b
9/11/25 - 5:09:57 pm
8
    
 
LABROSSE NICOLE
VP,CFO
OE
$150,217
12,406
---
9/10/25
$12.07
$12.49
44,306
38.9
D
10b
9/11/25 - 5:09:57 pm
9
1y
25
48%
2%
3
TORLEY HELEN
PR,CEO,DIR
OS
$4,444,627
60,000
9/2/25
9/4/25
$72.48
$75.22
733,719
-7.6
D
10b
9/4/25 - 5:41:27 pm
10
    
 
TORLEY HELEN
PR,CEO,DIR
OE
$486,600
60,000
9/2/25
9/4/25
---
$8.11
753,719
8.6
D
10b
9/4/25 - 5:41:27 pm
11
    
 
CONNAUGHTON BERNADETTE
DIR
AS
$294,736
4,000
---
9/2/25
$71.71
$74.11
46,952
-7.9
D
10b
9/2/25 - 8:11:41 pm
12
1y
25
48%
2%
3
TORLEY HELEN
PR,CEO,DIR
OS
$3,817,389
60,000
8/11/25
8/13/25
$63.01
$64.83
733,719
-7.6
D
10b
8/13/25 - 6:22:01 pm
13
    
 
TORLEY HELEN
PR,CEO,DIR
OE
$486,600
60,000
8/11/25
8/13/25
---
$8.11
753,719
8.6
D
10b
8/13/25 - 6:22:01 pm
14
1y
25
48%
2%
3
TORLEY HELEN
PR,CEO,DIR
OS
$3,387,518
60,000
7/8/25
7/10/25
$54.48
$57.62
733,719
-7.6
D
10b
7/10/25 - 7:43:30 pm
15
    
 
TORLEY HELEN
PR,CEO,DIR
OE
$486,600
60,000
7/8/25
7/10/25
---
$8.11
753,719
8.6
D
10b
7/10/25 - 7:43:30 pm
16
1y
25
48%
2%
3
TORLEY HELEN
PR,CEO,DIR
OS
$3,185,280
60,000
6/20/25
6/24/25
$52.57
$53.91
733,719
-7.6
D
10b
6/24/25 - 5:40:12 pm
17
    
 
TORLEY HELEN
PR,CEO,DIR
OE
$486,600
60,000
6/20/25
6/24/25
---
$8.11
753,719
8.6
D
10b
6/24/25 - 5:40:12 pm
18
    
 
SNYDER MARK HOWARD
VP,LO
JS
$147,858
2,711
---
6/12/25
---
$54.54
30,813
-8.1
D
R
6/13/25 - 5:33:05 pm
19
    
 
SNYDER MARK HOWARD
VP,LO
JB
---
5,035
---
6/12/25
---
---
33,524
17.7
D
R
6/13/25 - 5:33:05 pm
20
    
 
POSARD MATTHEW L
DIR
JB
---
4,165
---
5/1/25
---
---
74,039
6.0
D
R
5/2/25 - 4:11:14 pm
21
    
 
MIYASHITA AKIKO MONI
DIR
JB
---
4,165
---
5/1/25
---
---
24,937
20.1
D
R
5/2/25 - 4:09:44 pm
22
    
 
KRISHNAN MAHESH
DIR
JB
---
4,165
---
5/1/25
---
---
10,666
64.1
D
R
5/2/25 - 4:08:05 pm
23
    
 
CONNAUGHTON BERNADETTE
DIR
JB
---
4,165
---
5/1/25
---
---
50,952
8.9
D
R
5/2/25 - 4:02:32 pm
24
1y
2
100%
-14%
5
HENDERSON JEFFREY WILLIAM
DIR
AS
$271,467
4,497
---
4/28/25
$60.34
$60.99
28,611
-13.6
D
10b
4/28/25 - 6:04:19 pm
25
1y
2
100%
-14%
5
HENDERSON JEFFREY WILLIAM
DIR
AS
$32,217
503
---
4/1/25
---
$64.05
33,108
-1.5
D
10b
4/1/25 - 6:32:16 pm
26
1y
2
100%
-14%
5
HENDERSON JEFFREY WILLIAM
DIR
AS
$293,458
5,000
---
3/3/25
$57.93
$59.12
33,611
-12.9
D
10b
3/3/25 - 8:46:27 pm
27
    
 
LABARRE MICHAEL J
VP,CTO
AS
$1,260,681
21,697
2/25/25
2/27/25
$58.01
$58.74
173,756
-11.1
D
10b
2/27/25 - 6:32:38 pm
28
    
 
LABARRE MICHAEL J
VP,CTO
JS
$139,178
2,410
---
2/23/25
---
$57.75
195,453
-1.2
D
R
2/24/25 - 5:11:03 pm
29
    
 
LABARRE MICHAEL J
VP,CTO
JB
---
4,747
---
2/23/25
---
---
197,863
2.5
D
R
2/24/25 - 5:11:03 pm
30
    
 
SNYDER MARK HOWARD
VP,LO
JS
$218,006
3,775
---
2/23/25
---
$57.75
28,489
-11.7
D
R
2/24/25 - 5:07:14 pm
31
    
 
SNYDER MARK HOWARD
VP,LO
JB
---
7,012
---
2/23/25
---
---
32,264
27.8
D
R
2/24/25 - 5:07:14 pm
32
    
 
LABROSSE NICOLE
VP,CFO
JS
$207,958
3,601
---
2/23/25
---
$57.75
31,900
-10.1
D
R
2/24/25 - 5:04:21 pm
33
    
 
LABROSSE NICOLE
VP,CFO
JB
---
6,688
---
2/23/25
---
---
35,501
23.2
D
R
2/24/25 - 5:04:21 pm
34
    
 
TORLEY HELEN
PR,CEO,DIR
JS
$697,678
12,081
---
2/23/25
---
$57.75
733,719
-1.6
D
R
2/24/25 - 5:01:43 pm
35
    
 
TORLEY HELEN
PR,CEO,DIR
JB
---
22,436
---
2/23/25
---
---
745,800
3.1
D
R
2/24/25 - 5:01:43 pm
36
    
 
LABARRE MICHAEL J
VP,CTO
JS
$891,371
15,292
2/15/25
2/16/25
---
$58.29
175,838
-8.0
D
R
2/18/25 - 6:42:31 pm
37
    
 
LABARRE MICHAEL J
VP,CTO
JB
---
34,652
2/15/25
2/16/25
---
---
196,729
21.4
D
R
2/18/25 - 6:42:31 pm
38
    
 
SNYDER MARK HOWARD
VP,LO
JS
$696,857
11,955
---
2/16/25
---
$58.29
23,038
-34.2
D
R
2/18/25 - 6:41:02 pm
39
    
 
SNYDER MARK HOWARD
VP,LO
JB
---
22,205
---
2/16/25
---
---
32,411
217.6
D
R
2/18/25 - 6:41:02 pm
40
    
 
LABROSSE NICOLE
VP,CFO
JS
$918,184
15,752
2/15/25
2/16/25
---
$58.29
15,993
-49.6
D
R
2/18/25 - 6:39:13 pm
41
    
 
LABROSSE NICOLE
VP,CFO
JB
---
29,085
2/15/25
2/16/25
---
---
33,402
673.7
D
R
2/18/25 - 6:39:13 pm
42
    
 
TORLEY HELEN
PR,CEO,DIR
JS
$3,856,816
66,166
2/15/25
2/16/25
---
$58.29
672,738
-9.0
D
R
2/18/25 - 6:37:51 pm
43
    
 
TORLEY HELEN
PR,CEO,DIR
JB
---
122,786
2/15/25
2/16/25
---
---
744,548
19.7
D
R
2/18/25 - 6:37:51 pm
44
1y
2
100%
-14%
5
HENDERSON JEFFREY WILLIAM
DIR
AS
$281,517
5,000
---
2/3/25
$55.94
$56.41
38,611
-11.5
D
10b
2/4/25 - 6:07:32 pm
45
1y
2
100%
-14%
5
HENDERSON JEFFREY WILLIAM
DIR
AS
$500,060
10,000
---
1/6/25
---
$50.01
43,611
-18.7
D
10b
1/7/25 - 4:14:03 pm
46
    
 
SNYDER MARK HOWARD
VP,LO
JS
$204,757
4,289
---
1/3/25
---
$47.74
15,002
-22.2
D
R
1/6/25 - 5:12:58 pm
47
    
 
SNYDER MARK HOWARD
VP,LO
JB
---
7,611
---
1/3/25
---
---
19,291
65.2
D
R
1/6/25 - 5:12:58 pm
48
    
 
MATSUI CONNIE
DIR
JS
---
10,470
---
11/29/24
---
---
183,035
-5.4
D
---
12/3/24 - 4:05:40 pm
49
    
 
TORLEY HELEN
PR,CEO,DIR
JS
---
10,000
---
11/29/24
---
---
666,744
-1.5
D
---
12/3/24 - 4:04:05 pm
50
    
 
LABARRE MICHAEL J
VP,CTO
OS
$1,070,059
20,000
10/15/24
10/16/24
---
$53.26
173,756
-10.3
D
10b
10/16/24 - 6:53:48 pm
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