HALO Halozyme Therapeutics, Inc.

NASDAQ
$107.20

Halozyme Therapeutics, Inc. (HALO) Insider Activity

What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.

30D 90D 6M 1Y
Insider signal In line Selling ran in line with HALO's own trailing one-year pace, with 95% of sale value under a prearranged plan.
Cluster activity 0 buyers in the last 30 days 0 buyers in the last 90 days 3 sellers in the last 90 days
Insiders buying
0
0 transactions
Insiders selling
5
101 transactions
Purchases
$0
0 shares
Sales
$43.8M
564,473 shares
Net activity
-$43.8M
purchases less sales

How much of that selling was preplanned? 95% planned / 5% discretionary

10b5-1 plan sales $41.6M 97 transactions · 531,353 shares
Discretionary sales $2.2M 4 transactions · 33,120 shares

Largest single sale: $1.7M.

Where they traded

Buy Sell Dot area is proportional to transaction value.

No open-market insider purchase on record.

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
Torley Helen 2 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $107.24 $2.1M 772,288 −2.5% of holding
Torley Helen 2 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $107.17 $2.1M 773,192 −2.5% of holding
Torley Helen 3 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $107.43 $2.1M 774,476 −2.5% of holding
Torley Helen 3 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $107.00 $2.1M 780,580 −2.5% of holding
Torley Helen 3 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $104.18 $2.1M 782,077 −2.5% of holding
Torley Helen 5 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $102.60 $2.1M 786,880 −2.5% of holding
Connaughton Bernadette Director Sell 10b5-1 1,626 $102.80 $167.2K 40,418 −3.9% of holding
Torley Helen 2 fills PRESIDENT AND CEO Sell 10b5-1 1,923 $79.77 $153.4K 768,815 −0.2% of holding
Connaughton Bernadette 2 fills Director Sell 10b5-1 1,625 $76.71 $124.7K 42,669 −3.7% of holding
Krishnan Mahesh Director Sell 10b5-1 7,304 $75.00 $547.8K 14,462 −33.6% of holding
Torley Helen 4 fills PRESIDENT AND CEO Sell 10b5-1 10,000 $69.07 $690.7K 777,380 −1.3% of holding
Torley Helen 2 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $66.39 $1.3M 771,180 −2.5% of holding
Torley Helen 3 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $67.58 $1.4M 786,170 −2.5% of holding
Connaughton Bernadette Director Sell 10b5-1 1,625 $66.21 $107.6K 43,669 −3.6% of holding
Torley Helen 4 fills PRESIDENT AND CEO Sell 10b5-1 10,000 $69.19 $691.9K 775,680 −1.3% of holding
Torley Helen 5 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $71.75 $1.4M 787,680 −2.5% of holding
Torley Helen 3 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $65.35 $1.3M 778,055 −2.5% of holding
Connaughton Bernadette Director Sell 10b5-1 1,625 $63.48 $103.2K 38,498 −4.1% of holding
Torley Helen 2 fills PRESIDENT AND CEO Sell 10b5-1 10,000 $63.50 $635.0K 771,880 −1.3% of holding
Torley Helen 2 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $64.24 $1.3M 771,980 −2.5% of holding
Torley Helen 2 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $65.38 $1.3M 768,780 −2.5% of holding
Caudill Cortney SVP, CHIEF OPERATING OFFICER Sell 8,857 $67.64 $599.1K 7,055 −55.7% of holding
Caudill Cortney 2 fills SVP, CHIEF OPERATING OFFICER Sell 20,000 $67.80 $1.4M 16,466 −54.8% of holding
Torley Helen 2 fills PRESIDENT AND CEO Sell 10b5-1 10,000 $70.21 $702.1K 770,451 −1.3% of holding
Torley Helen 2 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $69.01 $1.4M 774,299 −2.5% of holding
Torley Helen 3 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $69.69 $1.4M 783,680 −2.5% of holding
Torley Helen 2 fills PRESIDENT AND CEO Sell 10b5-1 10,000 $78.64 $786.4K 713,343 −1.4% of holding
Torley Helen 2 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $77.24 $1.5M 718,819 −2.7% of holding
Torley Helen 3 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $76.12 $1.5M 726,168 −2.7% of holding
Connaughton Bernadette Director Sell 10b5-1 2,000 $70.25 $140.5K 40,123 −4.7% of holding
Torley Helen 4 fills PRESIDENT AND CEO Sell 10b5-1 16,569 $68.92 $1.1M 714,882 −2.3% of holding
Connaughton Bernadette Director Sell 10b5-1 829 $71.60 $59.4K 42,123 −1.9% of holding
Torley Helen 3 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $70.55 $1.4M 741,001 −2.6% of holding
Torley Helen 3 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $69.13 $1.4M 749,219 −2.6% of holding
Torley Helen 2 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $68.72 $1.4M 733,819 −2.7% of holding
Connaughton Bernadette Director Sell 10b5-1 2,000 $68.48 $137.0K 42,952 −4.4% of holding
Caudill Cortney SVP, CHIEF OPERATING OFFICER Sell 4,263 $65.19 $277.9K 12,737 −25.1% of holding
Torley Helen 4 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $69.03 $1.4M 739,484 −2.6% of holding
Torley Helen 5 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $71.20 $1.4M 747,119 −2.6% of holding
Torley Helen 2 fills PRESIDENT AND CEO Sell 10b5-1 20,000 $75.35 $1.5M 742,014 −2.6% of holding
Connaughton Bernadette 2 fills Director Sell 10b5-1 2,000 $75.24 $150.5K 45,452 −4.2% of holding
LaBrosse Nicole 2 fills SVP, CHIEF FINANCIAL OFFICER Sell 10b5-1 2,227 $77.95 $173.6K 22,393 −9% of holding

Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.