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Who

Mark Howard Snyder

SVP, Chief Legal Officer

Company insider

Files Form 4 as: SVP, Chief Legal Officer, Halozyme Therapeutics.

In numbers

Trades disclosed
83
Buys
0
Sells
0
Bought
$0
Sold
$0
Companies
1
Companies where not an officer
0
First trade
3 Jan 2022
Last trade
12 Jun 2026
Last filed
15 Jun 2026

Companies traded

Where they are an officer
HALO Halozyme TherapeuticsOfficer · Biotechnology · last 12 Jun 20260 buys · 0 sells

Activity over time

Not enough dated trades to draw.

Every trade

TradedCompanyWhatAmount
12 Jun 2026filed 15 Jun 2026HALO Halozyme TherapeuticsBiotechnologySEC FORM 4 Code M—5,034 at $0.00filing
12 Jun 2026filed 15 Jun 2026HALO Halozyme TherapeuticsBiotechnologySEC FORM 4 Code F$189K2,715 at $69.50filing
12 Jun 2026filed 15 Jun 2026HALO Halozyme Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code M—5,034 at $0.00filing
12 Jun 2026filed 15 Jun 2026HALO Halozyme Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code M—5,034 at $0.00filing
12 Jun 2026filed 15 Jun 2026HALO Halozyme TherapeuticsBiotechnologySEC FORM 4 Code M—5,034 at $0.00filing
12 Jun 2026filed 15 Jun 2026HALO Halozyme TherapeuticsBiotechnologySEC FORM 4 Code F$189K2,715 at $69.50filing
23 Feb 2026filed 24 Feb 2026HALO Halozyme TherapeuticsBiotechnologySEC FORM 4 Code M—7,011 at $0.00filing
23 Feb 2026filed 24 Feb 2026HALO Halozyme Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code M—7,011 at $0.00filing
23 Feb 2026filed 24 Feb 2026HALO Halozyme TherapeuticsBiotechnologySEC FORM 4 Code F$267K3,782 at $70.64filing
23 Feb 2026filed 24 Feb 2026HALO Halozyme Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code M—7,011 at $0.00filing
23 Feb 2026filed 24 Feb 2026HALO Halozyme TherapeuticsBiotechnologySEC FORM 4 Code M—7,011 at $0.00filing
23 Feb 2026filed 24 Feb 2026HALO Halozyme TherapeuticsBiotechnologySEC FORM 4 Code F$267K3,782 at $70.64filing
20 Feb 2026filed 24 Feb 2026HALO Halozyme TherapeuticsBiotechnologySEC FORM 4 Code M—5,332 at $0.00filing
20 Feb 2026filed 24 Feb 2026HALO Halozyme TherapeuticsBiotechnologySEC FORM 4 Code F$204K2,876 at $70.98filing
20 Feb 2026filed 24 Feb 2026HALO Halozyme Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code M—5,332 at $0.00filing
20 Feb 2026filed 24 Feb 2026HALO Halozyme Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code M—5,332 at $0.00filing
20 Feb 2026filed 24 Feb 2026HALO Halozyme TherapeuticsBiotechnologySEC FORM 4 Code M—5,332 at $0.00filing
20 Feb 2026filed 24 Feb 2026HALO Halozyme TherapeuticsBiotechnologySEC FORM 4 Code F$204K2,876 at $70.98filing
16 Feb 2026filed 17 Feb 2026HALO Halozyme TherapeuticsBiotechnologySEC FORM 4 Code M—4,796 at $0.00filing
16 Feb 2026filed 17 Feb 2026HALO Halozyme TherapeuticsBiotechnologySEC FORM 4 Code F$206K2,587 at $79.44filing

News

No headline names them, or the companies they trade most, lately.

Sectors

No trade we could place in a sector.

Related people

Bernadette ConnaughtonDirector · Director at Halozyme Therapeutics, filing Form 4 there in the last year
Helen TorleyPresident and CEO · President and CEO at Halozyme Therapeutics, filing Form 4 there in the last year
James M. DalyDirector · Director at Halozyme Therapeutics, filing Form 4 there in the last year
Matthew L. PosardDirector · Director at Halozyme Therapeutics, filing Form 4 there in the last year
Dannielle AppelhansDirector · Director at Halozyme Therapeutics, filing Form 4 there in the last year