Insider Transactions in Q3 2025 at Halozyme Therapeutics, Inc. (HALO)
Insider Transaction List (Q3 2025)
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Sep 22
2025
|
Nicole La Brosse SVP, CHIEF FINANCIAL OFFICER |
SELL
Open market or private sale
|
Direct |
2,227
-4.64%
|
$173,706
$78.25 P/Share
|
|
Sep 10
2025
|
Nicole La Brosse SVP, CHIEF FINANCIAL OFFICER |
SELL
Open market or private sale
|
Direct |
20,000
-25.26%
|
$1,500,000
$75.61 P/Share
|
|
Sep 10
2025
|
Nicole La Brosse SVP, CHIEF FINANCIAL OFFICER |
BUY
Exercise of conversion of derivative security
|
Direct |
12,406
+11.6%
|
$148,872
$12.28 P/Share
|
|
Sep 04
2025
|
Helen Torley PRESIDENT AND CEO |
SELL
Open market or private sale
|
Direct |
20,000
-0.89%
|
$1,480,000
$74.36 P/Share
|
|
Sep 04
2025
|
Helen Torley PRESIDENT AND CEO |
BUY
Exercise of conversion of derivative security
|
Direct |
20,000
+2.58%
|
$160,000
$8.11 P/Share
|
|
Sep 03
2025
|
Helen Torley PRESIDENT AND CEO |
SELL
Open market or private sale
|
Direct |
20,000
-1.34%
|
$1,480,000
$74.42 P/Share
|
|
Sep 03
2025
|
Helen Torley PRESIDENT AND CEO |
BUY
Exercise of conversion of derivative security
|
Direct |
20,000
+2.58%
|
$160,000
$8.11 P/Share
|
|
Sep 02
2025
|
Helen Torley PRESIDENT AND CEO |
SELL
Open market or private sale
|
Direct |
20,000
-0.89%
|
$1,460,000
$73.44 P/Share
|
|
Sep 02
2025
|
Helen Torley PRESIDENT AND CEO |
BUY
Exercise of conversion of derivative security
|
Direct |
20,000
+2.58%
|
$160,000
$8.11 P/Share
|
|
Sep 02
2025
|
Bernadette Connaughton |
SELL
Open market or private sale
|
Direct |
4,000
-2.66%
|
$292,000
$73.15 P/Share
|
|
Aug 13
2025
|
Helen Torley PRESIDENT AND CEO |
SELL
Open market or private sale
|
Direct |
20,000
-1.33%
|
$1,280,000
$64.49 P/Share
|
|
Aug 13
2025
|
Helen Torley PRESIDENT AND CEO |
BUY
Exercise of conversion of derivative security
|
Direct |
20,000
+2.58%
|
$160,000
$8.11 P/Share
|
|
Aug 12
2025
|
Helen Torley PRESIDENT AND CEO |
SELL
Open market or private sale
|
Direct |
20,000
-1.33%
|
$1,260,000
$63.62 P/Share
|
|
Aug 12
2025
|
Helen Torley PRESIDENT AND CEO |
BUY
Exercise of conversion of derivative security
|
Direct |
20,000
+2.58%
|
$160,000
$8.11 P/Share
|
|
Aug 11
2025
|
Helen Torley PRESIDENT AND CEO |
SELL
Open market or private sale
|
Direct |
20,000
-1.33%
|
$1,260,000
$63.3 P/Share
|
|
Aug 11
2025
|
Helen Torley PRESIDENT AND CEO |
BUY
Exercise of conversion of derivative security
|
Direct |
20,000
+2.58%
|
$160,000
$8.11 P/Share
|
|
Jul 10
2025
|
Helen Torley PRESIDENT AND CEO |
SELL
Open market or private sale
|
Direct |
20,000
-1.33%
|
$1,140,000
$57.18 P/Share
|
|
Jul 10
2025
|
Helen Torley PRESIDENT AND CEO |
BUY
Exercise of conversion of derivative security
|
Direct |
20,000
+2.58%
|
$160,000
$8.11 P/Share
|
|
Jul 09
2025
|
Helen Torley PRESIDENT AND CEO |
SELL
Open market or private sale
|
Direct |
20,000
-1.33%
|
$1,120,000
$56.76 P/Share
|
|
Jul 09
2025
|
Helen Torley PRESIDENT AND CEO |
BUY
Exercise of conversion of derivative security
|
Direct |
20,000
+2.58%
|
$160,000
$8.11 P/Share
|
|
Jul 08
2025
|
Helen Torley PRESIDENT AND CEO |
SELL
Open market or private sale
|
Direct |
20,000
-1.33%
|
$1,100,000
$55.11 P/Share
|
|
Jul 08
2025
|
Helen Torley PRESIDENT AND CEO |
BUY
Exercise of conversion of derivative security
|
Direct |
20,000
+2.58%
|
$160,000
$8.11 P/Share
|