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General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview

Overview of all insider trading transactions in HALOZYME THERAPEUTICS, INC.. Get notifications about new insider transactions in HALOZYME THERAPEUTICS, INC. for free.

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Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
May 11 2011	GYHT	HALOZYME THERAPEUT ...	Shepard H. Michael	VP, Chief Scientifi ...	Option Exercise	A	0.00	18,000	0	18,000
May 11 2011	GYHT	HALOZYME THERAPEUT ...	LaBarre Michael J.	VP, Product Develop ...	Option Exercise	A	0.00	19,000	0	19,000
May 11 2011	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP, Chief Scientifi ...	Option Exercise	A	0.00	26,000	0	26,000
May 11 2011	GYHT	HALOZYME THERAPEUT ...	GUSTAFSON KURT A	Vice President and ...	Option Exercise	A	0.00	24,000	0	24,000
May 11 2011	GYHT	HALOZYME THERAPEUT ...	Fallon William J	VP, Manufacturing & ...	Option Exercise	A	0.00	19,000	0	19,000
May 09 2011	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Grant	A	0.00	20,000	0	3,430,000	3.4 M to 3.4 M (+0.59 %)
May 06 2011	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	President and CEO	Option Exercise	A	6.21	2,000	12,420	2,000
May 06 2011	GYHT	HALOZYME THERAPEUT ...	Engler Robert	Director	Grant	A	0.00	20,000	20	125,000	105 K to 125 K (+19.05 %)
May 06 2011	GYHT	HALOZYME THERAPEUT ...	MATSUI CONNIE	Director	Grant	A	0.00	20,000	20	105,000	85 K to 105 K (+23.53 %)
May 06 2011	GYHT	HALOZYME THERAPEUT ...	FALBERG KATHRYN E	Director	Grant	A	0.00	20,000	20	90,000	70 K to 90 K (+28.57 %)
May 06 2011	GYHT	HALOZYME THERAPEUT ...	Kelley Kenneth J	Director	Grant	A	0.00	20,000	20	90,000	70 K to 90 K (+28.57 %)
May 06 2011	GYHT	HALOZYME THERAPEUT ...	PATTON JOHN STUART	Director	Grant	A	0.00	20,000	20	90,000	70 K to 90 K (+28.57 %)
Feb 04 2011	GYHT	HALOZYME THERAPEUT ...	Shepard H. Michael	VP, Chief Scientifi ...	Option Exercise	A	7.14	40,000	285,600	40,000
Feb 04 2011	GYHT	HALOZYME THERAPEUT ...	LaBarre Michael J.	VP, Product Develop ...	Option Exercise	A	7.14	40,000	285,600	40,000
Feb 04 2011	GYHT	HALOZYME THERAPEUT ...	Fallon William J	VP, Manufacturing & ...	Option Exercise	A	7.14	40,000	285,600	40,000
Feb 04 2011	GYHT	HALOZYME THERAPEUT ...	GUSTAFSON KURT A	Vice President and ...	Option Exercise	A	7.14	40,000	285,600	40,000
May 10 2010	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Grant	A	0.00	20,000	0	3,410,000	3.4 M to 3.4 M (+0.59 %)
May 06 2010	GYHT	HALOZYME THERAPEUT ...	Kelley Kenneth J	Director	Grant	A	0.00	20,000	20	70,000	50 K to 70 K (+40.00 %)
May 06 2010	GYHT	HALOZYME THERAPEUT ...	MATSUI CONNIE	Director	Grant	A	0.00	20,000	20	85,000	65 K to 85 K (+30.77 %)
May 06 2010	GYHT	HALOZYME THERAPEUT ...	PATTON JOHN STUART	Director	Grant	A	0.00	20,000	20	70,000	50 K to 70 K (+40.00 %)
May 06 2010	GYHT	HALOZYME THERAPEUT ...	FALBERG KATHRYN E	Director	Grant	A	0.00	20,000	20	70,000	50 K to 70 K (+40.00 %)
May 06 2010	GYHT	HALOZYME THERAPEUT ...	Engler Robert	Director	Grant	A	0.00	20,000	20	105,000	85 K to 105 K (+23.53 %)
Feb 08 2010	GYHT	HALOZYME THERAPEUT ...	LITTLE ROBERT J	VP, Chief Commercia ...	Option Exercise	A	5.55	7,576	42,047	7,576
Feb 08 2010	GYHT	HALOZYME THERAPEUT ...	LITTLE ROBERT J	VP, Chief Commercia ...	Option Exercise	A	5.55	20,424	113,353	20,424
Feb 08 2010	GYHT	HALOZYME THERAPEUT ...	Fallon William J	VP, Manufacturing & ...	Option Exercise	A	5.55	22,517	124,969	22,517
Feb 08 2010	GYHT	HALOZYME THERAPEUT ...	Fallon William J	VP, Manufacturing & ...	Option Exercise	A	5.55	17,483	97,031	17,483
Feb 08 2010	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP, Chief Scientifi ...	Option Exercise	A	5.55	62,313	345,837	62,313
Feb 08 2010	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP, Chief Scientifi ...	Option Exercise	A	5.55	17,687	98,163	17,687
Feb 08 2010	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	Chief Executive Off ...	Option Exercise	A	5.55	102,478	568,753	102,478
Feb 08 2010	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	Chief Executive Off ...	Option Exercise	A	5.55	17,522	97,247	17,522
Feb 08 2010	GYHT	HALOZYME THERAPEUT ...	GUSTAFSON KURT A	Vice President and ...	Option Exercise	A	5.55	25,312	140,482	25,312
Feb 08 2010	GYHT	HALOZYME THERAPEUT ...	GUSTAFSON KURT A	Vice President and ...	Option Exercise	A	5.55	1,288	7,148	1,288
Jan 14 2010	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	Chief Executive Off ...	Option Exercise	M	0.39	30,000	11,700	529,949
Jan 14 2010	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	Chief Executive Off ...	Buy	M	0.39	30,000	11,700	710,000	680 K to 710 K (+4.41 %)
Aug 07 2009	GYHT	HALOZYME THERAPEUT ...	Leff Jonathan A	VP, Chief Medical O ...	Option Exercise	A	7.48	200,000	1,496,000	200,000
May 08 2009	GYHT	HALOZYME THERAPEUT ...	MATSUI CONNIE	Director	Grant	A	0.00	20,000	20	65,000	45 K to 65 K (+44.44 %)
May 08 2009	GYHT	HALOZYME THERAPEUT ...	Kelley Kenneth J	Director	Grant	A	0.00	20,000	20	50,000	30 K to 50 K (+66.67 %)
May 08 2009	GYHT	HALOZYME THERAPEUT ...	FALBERG KATHRYN E	Director	Grant	A	0.00	20,000	20	50,000	30 K to 50 K (+66.67 %)
May 08 2009	GYHT	HALOZYME THERAPEUT ...	Engler Robert	Director	Grant	A	0.00	20,000	20	85,000	65 K to 85 K (+30.77 %)
May 08 2009	GYHT	HALOZYME THERAPEUT ...	PATTON JOHN STUART	Director	Grant	A	0.00	20,000	20	50,000	30 K to 50 K (+66.67 %)
May 08 2009	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Grant	A	0.00	20,000	0	3,390,000	3.4 M to 3.4 M (+0.59 %)
Feb 09 2009	GYHT	HALOZYME THERAPEUT ...	RAMSAY DAVID A	Secretary, CFO	Option Exercise	A	6.10	30,000	183,000	523,438
Feb 09 2009	GYHT	HALOZYME THERAPEUT ...	LITTLE ROBERT J	VP-Chief Commercial ...	Option Exercise	A	6.10	20,000	122,000	259,661
Feb 09 2009	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Option Exercise	A	6.10	120,000	732,000	2,149,003
Feb 09 2009	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP and Chief Scient ...	Option Exercise	A	6.10	80,000	488,000	257,480
Feb 09 2009	GYHT	HALOZYME THERAPEUT ...	Fallon William J	VP-Manufacturing an ...	Option Exercise	A	6.10	40,000	244,000	228,800
Dec 18 2008	GYHT	HALOZYME THERAPEUT ...	Engler Robert	Director	Buy	P	4.38	10,000	43,800	65,000	55 K to 65 K (+18.18 %)
Jul 14 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Option Exercise	X	1.75	136,300	238,525	0
Jul 14 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	X	1.75	136,300	238,525	1,436,186	1.3 M to 1.4 M (+10.49 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.51	1,500	8,265	1,299,886	1.3 M to 1.3 M (+0.12 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.52	500	2,760	1,298,386	1.3 M to 1.3 M (+0.04 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.53	3,300	18,249	1,297,886	1.3 M to 1.3 M (+0.25 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.55	22,344	124,009	1,294,586	1.3 M to 1.3 M (+1.76 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.57	819	4,562	1,272,242	1.3 M to 1.3 M (+0.06 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Option Exercise	P	1.75	136,300	238,525	136,300
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.58	200	1,116	1,271,423	1.3 M to 1.3 M (+0.02 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.59	300	1,677	1,271,223	1.3 M to 1.3 M (+0.02 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.60	4,271	23,918	1,270,923	1.3 M to 1.3 M (+0.34 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.61	4,200	23,562	1,266,652	1.3 M to 1.3 M (+0.33 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.62	10,400	58,448	1,262,452	1.3 M to 1.3 M (+0.83 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.63	9,100	51,233	1,252,052	1.2 M to 1.3 M (+0.73 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.64	136,761	771,332	1,242,952	1.1 M to 1.2 M (+12.36 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.65	13,092	73,970	1,106,191	1.1 M to 1.1 M (+1.20 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.66	9,800	55,468	1,093,099	1.1 M to 1.1 M (+0.90 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.67	10,808	61,281	1,083,299	1.1 M to 1.1 M (+1.01 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.68	6,700	38,056	1,072,491	1.1 M to 1.1 M (+0.63 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.69	6,400	36,416	1,065,791	1.1 M to 1.1 M (+0.60 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.70	24,100	137,370	1,059,391	1 M to 1.1 M (+2.33 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.71	23,504	134,208	1,035,291	1 M to 1 M (+2.32 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.72	1,496	8,557	1,011,787	1 M to 1 M (+0.15 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.78	5,000	28,900	1,010,291	1 M to 1 M (+0.50 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.79	1,200	6,948	1,005,291	1 M to 1 M (+0.12 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.80	6,220	36,076	1,004,091	997.9 K to 1 M (+0.62 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.81	1,300	7,553	997,871	996.6 K to 997.9 K (+0.13 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.82	1,200	6,984	996,571	995.4 K to 996.6 K (+0.12 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.83	7,000	40,810	995,371	988.4 K to 995.4 K (+0.71 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.84	3,080	17,987	988,371	985.3 K to 988.4 K (+0.31 %)
Jun 25 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.93	427,100	2,532,703	985,291	558.2 K to 985.3 K (+76.52 %)
Jun 23 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.85	175,500	1,026,675	558,191	382.7 K to 558.2 K (+45.86 %)
Jun 23 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	6.02	59,900	360,598	382,691	322.8 K to 382.7 K (+18.56 %)
Jun 18 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.76	36,827	212,124	322,791	286 K to 322.8 K (+12.88 %)
Jun 18 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.98	42,000	251,160	285,964	244 K to 286 K (+17.22 %)
Jun 18 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.73	25,800	147,834	243,964	218.2 K to 244 K (+11.83 %)
Jun 13 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.53	45,725	252,859	218,164	172.4 K to 218.2 K (+26.52 %)
Jun 13 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.42	57,000	308,940	172,439	115.4 K to 172.4 K (+49.38 %)
Jun 13 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.27	115,439	608,364	115,439	0 to 115.4 K
May 12 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Option Exercise	A	4.94	10,000	49,400	10,000
May 12 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Grant	A	0.00	15,000	0	370,000	355 K to 370 K (+4.23 %)
May 09 2008	GYHT	HALOZYME THERAPEUT ...	Thornton Steven T	Director	Option Exercise	A	4.94	10,000	49,400	20,000
May 09 2008	GYHT	HALOZYME THERAPEUT ...	Thornton Steven T	Director	Grant	A	4.94	15,000	74,100	30,000	15 K to 30 K (+100.00 %)
May 09 2008	GYHT	HALOZYME THERAPEUT ...	PATTON JOHN STUART	Director	Option Exercise	A	4.94	10,000	49,400	30,000
May 09 2008	GYHT	HALOZYME THERAPEUT ...	PATTON JOHN STUART	Director	Grant	A	4.94	15,000	74,100	30,000	15 K to 30 K (+100.00 %)
May 09 2008	GYHT	HALOZYME THERAPEUT ...	MATSUI CONNIE	Director	Option Exercise	A	4.94	10,000	49,400	30,000
May 09 2008	GYHT	HALOZYME THERAPEUT ...	MATSUI CONNIE	Director	Grant	A	4.94	15,000	74,100	45,000	30 K to 45 K (+50.00 %)
May 09 2008	GYHT	HALOZYME THERAPEUT ...	Kelley Kenneth J	Director	Option Exercise	A	4.94	10,000	49,400	20,000
May 09 2008	GYHT	HALOZYME THERAPEUT ...	Kelley Kenneth J	Director	Grant	A	4.94	15,000	74,100	30,000	15 K to 30 K (+100.00 %)
May 09 2008	GYHT	HALOZYME THERAPEUT ...	FALBERG KATHRYN E	Director	Option Exercise	A	4.94	10,000	49,400	20,000
May 09 2008	GYHT	HALOZYME THERAPEUT ...	FALBERG KATHRYN E	Director	Grant	A	4.94	15,000	74,100	30,000	15 K to 30 K (+100.00 %)
May 09 2008	GYHT	HALOZYME THERAPEUT ...	Engler Robert	Director	Option Exercise	A	4.94	10,000	49,400	255,000
May 09 2008	GYHT	HALOZYME THERAPEUT ...	Engler Robert	Director	Grant	A	4.94	15,000	74,100	55,000	40 K to 55 K (+37.50 %)
Mar 24 2008	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP and Chief Scient ...	Sell	S	6.06	230,000	1,393,800	3,530,866	3.8 M to 3.5 M (-6.12 %)
Mar 24 2008	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Sell	S	6.06	250,000	1,515,000	680,000	930 K to 680 K (-26.88 %)
Mar 24 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	6.06	580,000	3,514,800	6,328,853	5.7 M to 6.3 M (+10.09 %)
Mar 24 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	6.12	684,657	4,190,101	5,748,853	5.1 M to 5.7 M (+13.52 %)
Mar 21 2008	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Option Exercise	M	0.39	230,000	89,700	2,029,003
Mar 21 2008	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Buy	M	0.39	230,000	89,700	930,000	700 K to 930 K (+32.86 %)
Mar 21 2008	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP and Chief Scient ...	Option Exercise	M	0.43	639,902	275,158	177,480
Mar 21 2008	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP and Chief Scient ...	Payment of Exercise	F	6.06	28,642	173,571	3,760,866	3.8 M to 3.8 M (-0.76 %)
Mar 21 2008	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP and Chief Scient ...	Buy	M	0.43	639,902	275,158	3,789,508	3.1 M to 3.8 M (+20.32 %)
Mar 20 2008	GYHT	HALOZYME THERAPEUT ...	LITTLE ROBERT J	VP, Chief Commercia ...	Buy	P	5.99	3,000	17,970	13,000	10 K to 13 K (+30.00 %)
Mar 20 2008	GYHT	HALOZYME THERAPEUT ...	LITTLE ROBERT J	VP, Chief Commercia ...	Buy	P	5.98	200	1,196	10,000	9.8 K to 10 K (+2.04 %)
Mar 20 2008	GYHT	HALOZYME THERAPEUT ...	LITTLE ROBERT J	VP, Chief Commercia ...	Buy	P	5.97	2,000	11,940	9,800	7.8 K to 9.8 K (+25.64 %)
Mar 20 2008	GYHT	HALOZYME THERAPEUT ...	LITTLE ROBERT J	VP, Chief Commercia ...	Buy	P	5.96	3,800	22,648	7,800	4 K to 7.8 K (+95.00 %)
Mar 20 2008	GYHT	HALOZYME THERAPEUT ...	RAMSAY DAVID A	Secretary, CFO	Buy	P	4.60	4,400	20,240	411,410	407 K to 411.4 K (+1.08 %)
Mar 20 2008	GYHT	HALOZYME THERAPEUT ...	RAMSAY DAVID A	Secretary, CFO	Buy	P	4.55	2,500	11,375	407,010	404.5 K to 407 K (+0.62 %)
Mar 20 2008	GYHT	HALOZYME THERAPEUT ...	RAMSAY DAVID A	Secretary, CFO	Buy	P	4.50	3,100	13,950	404,510	401.4 K to 404.5 K (+0.77 %)
Mar 20 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.80	886,650	5,142,570	5,064,196	4.2 M to 5.1 M (+21.22 %)
Mar 20 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	4.57	207,546	948,485	4,177,546	4 M to 4.2 M (+5.23 %)
Mar 20 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	5.80	886,650	5,142,570	5,064,196	4.2 M to 5.1 M (+21.22 %)
Mar 20 2008	GYHT	HALOZYME THERAPEUT ...	KIRK RANDAL J	Director	Buy	P	4.57	207,546	948,485	4,177,546	4 M to 4.2 M (+5.23 %)
Feb 08 2008	GYHT	HALOZYME THERAPEUT ...	Yocum Richard C	VP-Clinical Develop ...	Option Exercise	A	5.60	28,800	161,280	150,943
Feb 08 2008	GYHT	HALOZYME THERAPEUT ...	RAMSAY DAVID A	Secretary, CFO	Option Exercise	A	5.60	28,800	161,280	493,438
Feb 08 2008	GYHT	HALOZYME THERAPEUT ...	LITTLE ROBERT J	VP-Chief Commercial ...	Option Exercise	A	5.60	28,800	161,280	239,661
Feb 08 2008	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Option Exercise	A	5.60	50,000	280,000	2,232,313
Feb 08 2008	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP and Chief Scient ...	Option Exercise	A	5.60	50,000	280,000	747,141
Feb 08 2008	GYHT	HALOZYME THERAPEUT ...	Fallon William J	VP-Manufacturing an ...	Option Exercise	A	5.60	28,800	161,280	188,800
Dec 21 2007	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP and Chief Scient ...	Option Exercise	M	0.43	9,736	4,186	697,141
Dec 21 2007	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP and Chief Scient ...	Sell	S	7.00	9,137	63,959	3,149,606	3.2 M to 3.1 M (-0.29 %)
Dec 21 2007	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP and Chief Scient ...	Payment of Exercise	F	6.98	599	4,181	3,158,743	3.2 M to 3.2 M (-0.02 %)
Dec 21 2007	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP and Chief Scient ...	Buy	M	0.43	9,736	4,186	3,159,342	3.1 M to 3.2 M (+0.31 %)
Dec 12 2007	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP and Chief Scient ...	Option Exercise	M	0.43	42,760	18,387	706,877
Dec 12 2007	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP and Chief Scient ...	Payment of Exercise	F	6.66	2,760	18,382	3,149,606	3.2 M to 3.1 M (-0.09 %)
Dec 12 2007	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP and Chief Scient ...	Buy	M	0.43	42,760	18,387	3,152,366	3.1 M to 3.2 M (+1.38 %)
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Option Exercise	M	0.39	20,000	7,800	2,182,313
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Sell	S	8.06	100	806	700,000	700.1 K to 700 K (-0.01 %)
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Sell	S	8.16	800	6,528	700,100	700.9 K to 700.1 K (-0.11 %)
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Sell	S	8.17	602	4,918	700,900	701.5 K to 700.9 K (-0.09 %)
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Sell	S	8.18	1,200	9,816	701,502	702.7 K to 701.5 K (-0.17 %)
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Sell	S	8.19	298	2,441	702,702	703 K to 702.7 K (-0.04 %)
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Sell	S	8.20	1,440	11,808	703,000	704.4 K to 703 K (-0.20 %)
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Sell	S	8.21	3,360	27,586	704,440	707.8 K to 704.4 K (-0.47 %)
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Sell	S	8.23	1,600	13,168	707,800	709.4 K to 707.8 K (-0.23 %)
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Sell	S	8.25	5,100	42,075	709,400	714.5 K to 709.4 K (-0.71 %)
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Sell	S	8.26	300	2,478	714,500	714.8 K to 714.5 K (-0.04 %)
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Sell	S	8.27	400	3,308	714,800	715.2 K to 714.8 K (-0.06 %)
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Sell	S	8.29	100	829	715,200	715.3 K to 715.2 K (-0.01 %)
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Sell	S	8.30	2,132	17,696	715,300	717.4 K to 715.3 K (-0.30 %)
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Sell	S	8.31	2,568	21,340	717,432	720 K to 717.4 K (-0.36 %)
Dec 04 2007	GYHT	HALOZYME THERAPEUT ...	Lim Jonathan E	President, CEO	Buy	M	0.39	20,000	7,800	720,000	700 K to 720 K (+2.86 %)
Nov 21 2007	GYHT	HALOZYME THERAPEUT ...	Frost Gregory Ian	VP and Chief Scient ...	Option Exercise	M	0.43	10,603	4,559	749,637

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