KEVIN C TANG Insider Trading $IBPI Ardea Biosciences, Inc./DE

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General | Insider Transactions | Monthly Overview

Get the latest insider transactions of KEVIN C TANG. KEVIN C TANG is 10% Owner in HERON THERAPEUTICS, INC. /DE/ ($HRTX) and Director in HERON THERAPEUTICS, INC. /DE/ ($HRTX) and 10% Owner in ARADIGM CORP ($ARDM) and 10% Owner in TAPESTRY PHARMACEUTICALS, INC ($NPRO) and 10% Owner in NEOSE TECHNOLOGIES INC ($NTEC) and Director in SYNAGEVA BIOPHARMA CORP ($GEVA) and 10% Owner in PENWEST PHARMACEUTICALS CO ($PPCO) and Director in ACLARA BIOSCIENCES INC ($ACLA) and Director in Ardea Biosciences, Inc./DE ($IBPI) and 10% Owner in THRESHOLD PHARMACEUTICALS INC ($THLD) and 10% Owner in Northstar Neuroscience, Inc. ($NSTR) and 10% Owner in Vanda Pharmaceuticals Inc. ($VNDA).

KEVIN C TANG in Ardea Biosciences, Inc./DE

Trading Symbol: IBPI
Industry: PHARMACEUTICAL PREPARATIONS [2834]
Position of KEVIN C TANG: Director
Holdings: 3,307,112 shares
Latest Transaction: Jan 24 2011

Last 4 weeks trend: HOLD
Last 3 months trend: HOLD

Latest Insider Trading Transactions of KEVIN C TANG in Ardea Biosciences, Inc./DE

	1 Week	2 Weeks	1 Month	3 Months	6 Months	1 Year	2 Years
No. of Purchases	0	0	0	0	0	0	0
Value of Purchases ($)	0	0	0	0	0	0	0
No. of Sales	0	0	0	0	0	0	0
Value of Sales ($)	0	0	0	0	0	0	0

Sentiment: All, ACLA, ARDM, IBPI, HRTX, MTEM, NTEC, NSTR, PPCO, GEVA, NPRO, VNDA

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Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Jan 24 2011	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	26.00	212,000	5,512,000	3,307,112	3.1 M to 3.3 M (+6.85 %)
Jan 05 2011	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	A	25.97	12,500	324,625	12,500
Jan 06 2010	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	A	14.29	12,500	178,625	12,500
Jan 06 2009	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	A	12.16	2,500	30,400	20,000
Jan 06 2009	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	A	12.16	5,000	60,800	17,500
Jan 06 2009	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	A	12.16	12,500	152,000	12,500
Dec 19 2008	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	P	11.14	39,163	436,276	39,163
Dec 19 2008	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	11.14	156,652	1,745,103	3,320,112	3.2 M to 3.3 M (+4.95 %)
Sep 19 2008	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	X	10.85	24,000	260,400	0
Sep 19 2008	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	X	0.00	5,700	0	3,163,460	3.2 M to 3.2 M (+0.18 %)
May 16 2008	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	C	0.00	162	0	0
May 16 2008	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	C	0.00	852,308	0	3,157,760	2.3 M to 3.2 M (+36.97 %)
Jan 04 2008	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	A	15.69	2,500	39,225	20,000
Jan 04 2008	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	A	15.69	5,000	78,450	17,500
Jan 04 2008	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	A	15.69	12,500	196,125	12,500
Dec 21 2007	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	13.25	37,731	499,936	2,300,798	2.3 M to 2.3 M (+1.67 %)
Dec 06 2007	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	12.75	14,000	178,500	2,263,067	2.2 M to 2.3 M (+0.62 %)
Dec 06 2007	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	11.78	39,000	459,330	2,249,067	2.2 M to 2.2 M (+1.76 %)
Dec 06 2007	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	10.76	53,450	575,069	2,210,067	2.2 M to 2.2 M (+2.48 %)
Dec 06 2007	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	10.81	2,400	25,952	2,156,617	2.2 M to 2.2 M (+0.11 %)
Jun 19 2007	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	A	5.85	1,250	7,313	3,750
Jun 19 2007	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	A	5.85	2,500	14,625	2,500
Jun 13 2007	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	X	1.03	426,154	440,217	0
Jun 13 2007	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	X	1.03	426,154	440,217	2,144,896	1.7 M to 2.1 M (+24.79 %)
Jan 05 2007	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	4.50	94,700	425,819	1,704,561	1.6 M to 1.7 M (+5.88 %)
Jan 05 2007	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	4.33	28,732	124,433	1,609,861	1.6 M to 1.6 M (+1.82 %)
Jan 05 2007	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	4.21	8,300	34,938	1,581,129	1.6 M to 1.6 M (+0.53 %)
Jan 05 2007	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	A	4.24	12,500	53,000	12,500
Dec 29 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	4.32	93,000	401,500	196,294	103.3 K to 196.3 K (+90.03 %)
Dec 29 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	4.07	12,300	50,070	103,294	91 K to 103.3 K (+13.52 %)
Dec 29 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	4.32	551,968	2,382,956	1,572,829	1 M to 1.6 M (+54.07 %)
Jun 21 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.57	200,000	714,000	1,003,355	803.4 K to 1 M (+24.90 %)
Jun 21 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.52	50	176	803,355	803.3 K to 803.4 K (+0.01 %)
Jun 16 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.52	150	528	803,305	803.2 K to 803.3 K (+0.02 %)
Jun 16 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.52	1,750	6,160	803,155	801.4 K to 803.2 K (+0.22 %)
Jun 16 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.52	12,100	42,592	801,405	789.3 K to 801.4 K (+1.53 %)
Jun 16 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.52	10,000	35,200	789,305	779.3 K to 789.3 K (+1.28 %)
Jun 13 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.52	5,500	19,360	779,305	773.8 K to 779.3 K (+0.71 %)
Jun 13 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.52	500	1,760	773,805	773.3 K to 773.8 K (+0.06 %)
Jun 13 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.55	650	2,308	773,305	772.7 K to 773.3 K (+0.08 %)
Jun 13 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.52	600	2,112	772,655	772.1 K to 772.7 K (+0.08 %)
Jun 08 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.52	100	352	772,055	772 K to 772.1 K (+0.01 %)
Jun 08 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.52	500	1,760	771,955	771.5 K to 772 K (+0.06 %)
Jun 06 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.51	5,000	17,570	771,455	766.5 K to 771.5 K (+0.65 %)
May 26 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.56	5,000	17,800	766,455	761.5 K to 766.5 K (+0.66 %)
Mar 31 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.45	15,000	51,750	752,177	737.2 K to 752.2 K (+2.03 %)
Mar 31 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.45	35,300	121,785	737,177	701.9 K to 737.2 K (+5.03 %)
Mar 28 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.45	14,000	48,300	701,877	687.9 K to 701.9 K (+2.04 %)
Mar 28 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.45	700	2,415	687,877	687.2 K to 687.9 K (+0.10 %)
Mar 21 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.45	500	1,725	687,177	686.7 K to 687.2 K (+0.07 %)
Mar 21 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.40	1,000	3,400	686,677	685.7 K to 686.7 K (+0.15 %)
Feb 28 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.35	15,089	50,548	15,089	0 to 15.1 K
Feb 28 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.40	10,000	34,000	27,442	17.4 K to 27.4 K (+57.33 %)
Feb 28 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.35	17,442	58,431	17,442	0 to 17.4 K
Feb 28 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.35	10,803	36,190	10,803	0 to 10.8 K
Feb 28 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.35	1,319	4,419	1,319	0 to 1.3 K
Feb 28 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.35	28,370	95,040	28,935	565 to 28.9 K (+5,021.24 %)
Feb 28 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Buy	P	3.35	22,477	75,298	22,477	0 to 22.5 K
Feb 15 2006	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	A	3.50	12,500	43,750	12,500
Dec 16 2005	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Grant	A	3.66	85,500	312,930	668,511	583 K to 668.5 K (+14.67 %)
Dec 16 2005	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Grant	A	3.66	212,500	777,750	583,011	370.5 K to 583 K (+57.35 %)
Jun 15 2004	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	A	13.93	25,000	348,250	25,000
Feb 04 2004	IBPI	Ardea Biosciences, ...	TANG KEVIN C	Director	Option Exercise	A	16.49	5,000	82,450	5,000

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