Michael J. La Barre Halozyme Therapeutics, Inc. (HALO) insider trading activity

Michael J. La Barre is SVP, CHIEF TECHNICAL OFFICER of HALOZYME THERAPEUTICS, INC.. Currently has a direct ownership of 173,756 shares of HALO, which is worth approximately $10.7 Million. The most recent transaction as insider was on Feb 27, 2025, when has been sold 1,697 shares (Common Stock) at a price of $58.5 per share, resulting in proceeds of $99,274. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 174K

0% 3M change

10.99% 12M change

Total Value Held $10.7 Million

Michael J. LaBarre Transaction History

Date	Transaction	Value	Shares Traded	Shares Held	Form
Date	Transaction	Value	Shares Traded	Shares Held	Form
Feb 27 2025	SELL Open market or private sale	$99,274 $58.5 p/Share	1,697 Reduced 0.97%	173,756 Common Stock
Feb 26 2025	SELL Open market or private sale	$583,700 $58.37 p/Share	10,000 Reduced 5.39%	175,453 Common Stock
Feb 25 2025	SELL Open market or private sale	$583,400 $58.34 p/Share	10,000 Reduced 5.12%	185,453 Common Stock
Feb 23 2025	SELL Payment of exercise price or tax liability	$139,177 $57.75 p/Share	2,410 Reduced 1.22%	195,453 Common Stock
Feb 23 2025	BUY Exercise of conversion of derivative security	-	4,747 Added 2.34%	197,863 Common Stock
Feb 16 2025	SELL Payment of exercise price or tax liability	$815,360 $58.29 p/Share	13,988 Reduced 6.75%	193,116 Common Stock
Feb 16 2025	BUY Exercise of conversion of derivative security	-	31,266 Added 13.8%	195,280 Common Stock
Feb 15 2025	SELL Payment of exercise price or tax liability	$76,010 $58.29 p/Share	1,304 Reduced 0.74%	175,838 Common Stock
Feb 15 2025	BUY Exercise of conversion of derivative security	-	3,386 Added 1.88%	177,142 Common Stock
Oct 16 2024	SELL Open market or private sale	$532,600 $53.26 p/Share	10,000 Reduced 5.44%	173,756 Common Stock
Oct 16 2024	BUY Exercise of conversion of derivative security	$199,800 $19.98 p/Share	10,000 Added 5.16%	183,756 Common Stock
Oct 15 2024	SELL Open market or private sale	$539,900 $53.99 p/Share	10,000 Reduced 5.44%	173,756 Common Stock
Oct 15 2024	BUY Exercise of conversion of derivative security	$183,200 $18.32 p/Share	10,000 Added 5.16%	183,756 Common Stock
Sep 18 2024	SELL Open market or private sale	$622,400 $62.24 p/Share	10,000 Reduced 5.44%	173,756 Common Stock
Sep 18 2024	BUY Exercise of conversion of derivative security	$166,500 $16.65 p/Share	10,000 Added 5.16%	183,756 Common Stock
Sep 17 2024	SELL Open market or private sale	$628,800 $62.88 p/Share	10,000 Reduced 5.44%	173,756 Common Stock
Sep 17 2024	BUY Exercise of conversion of derivative security	$166,500 $16.65 p/Share	10,000 Added 5.16%	183,756 Common Stock
Aug 27 2024	BUY Exercise of conversion of derivative security	$102,727 $18.41 p/Share	5,580 Added 3.11%	173,756 Common Stock
Aug 21 2024	SELL Open market or private sale	$620,400 $62.04 p/Share	10,000 Reduced 5.61%	168,176 Common Stock
Aug 21 2024	BUY Exercise of conversion of derivative security	$166,500 $16.65 p/Share	10,000 Added 5.31%	178,176 Common Stock
Aug 20 2024	SELL Open market or private sale	$610,500 $61.05 p/Share	10,000 Reduced 5.61%	168,176 Common Stock
Aug 20 2024	BUY Exercise of conversion of derivative security	$166,500 $16.65 p/Share	10,000 Added 5.31%	178,176 Common Stock
Jul 24 2024	SELL Open market or private sale	$551,200 $55.12 p/Share	10,000 Reduced 5.61%	168,176 Common Stock
Jul 24 2024	BUY Exercise of conversion of derivative security	$123,800 $12.38 p/Share	10,000 Added 5.31%	178,176 Common Stock
Jul 23 2024	SELL Open market or private sale	$548,700 $54.87 p/Share	10,000 Reduced 5.61%	168,176 Common Stock

MJL

Michael J. La Barre

SVP, CHIEF TECHNICAL OFFICER

San Diego, CA

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P - Open market or private purchase×

S - Open market or private sale×

V - Transaction voluntarily reported earlier than required×

A - Grant, award, or other acquisition×

D - Sale (or disposition) back to the issuer×

F - Payment of exercise price or tax liability×

I - Discretionary transaction×

M - Exercise of conversion of derivative security×

C - Conversion of derivative security×

E - Expiration of short derivative position×

H - Expiration (or cancellation) of long derivative position with value received×

O - Exercise of out-of-the-money derivative securities×

X - Exercise of in-the-money or at-the-money derivatives securities×

G - Bona fide gift×

L - Small Acquisition×

W - Acquisition or disposition by will or laws×

Z - Deposit into or withdrawal from voting trust×

J - Other acquisition or disposition×

K - Transaction in equity swap or similar instrument×

U - Disposition due to a tender of shares in a change of control transaction×

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