2012-01-31 |
2012-01-27 |
S
Sale
|
Baker Bros. Capital (GP), LLC
Large shareholder
|
59,340
-100.0%
0.22
13,156
USD
|
59,340
-100.0%
|
0.22
|
13,156
USD
|
|
2012-01-20 |
2012-01-19 |
S
Sale
|
Baker Bros. Capital (GP), LLC
Large shareholder
|
20,000
-25.2%
0.20
4,000
USD
|
20,000
-25.2%
|
0.20
|
4,000
USD
|
|
2012-01-20 |
2012-01-18 |
S
Sale
|
Baker Bros. Capital (GP), LLC
Large shareholder
|
118,800
-60.0%
0.21
25,233
USD
|
118,800
-60.0%
|
0.21
|
25,233
USD
|
|
2011-02-18 |
2011-02-07 |
B
Purchase
|
BURRILL LIFE SCIENCES CAPITAL FUND LP
Large shareholder
|
5,000
+0.1%
0.40
2,000
USD
|
5,000
+0.1%
|
0.40
|
2,000
USD
|
|
2011-02-18 |
2011-02-03 |
B
Purchase
|
BURRILL LIFE SCIENCES CAPITAL FUND LP
Large shareholder
|
15,287
+0.3%
0.40
6,115
USD
|
15,287
+0.3%
|
0.40
|
6,115
USD
|
|
2011-02-18 |
2011-02-02 |
B
Purchase
|
BURRILL LIFE SCIENCES CAPITAL FUND LP
Large shareholder
|
15,000
+0.3%
0.40
6,000
USD
|
15,000
+0.3%
|
0.40
|
6,000
USD
|
|
2011-02-18 |
2011-02-01 |
B
Purchase
|
BURRILL LIFE SCIENCES CAPITAL FUND LP
Large shareholder
|
15,300
+0.3%
0.39
5,967
USD
|
15,300
+0.3%
|
0.39
|
5,967
USD
|
|
2011-02-18 |
2011-01-28 |
B
Purchase
|
BURRILL LIFE SCIENCES CAPITAL FUND LP
Large shareholder
|
13,000
+0.2%
0.38
4,940
USD
|
13,000
+0.2%
|
0.38
|
4,940
USD
|
|
2011-02-18 |
2011-01-24 |
B
Purchase
|
BURRILL LIFE SCIENCES CAPITAL FUND LP
Large shareholder
|
100,000
+1.9%
0.40
40,000
USD
|
100,000
+1.9%
|
0.40
|
40,000
USD
|
|
2011-02-18 |
2011-01-21 |
B
Purchase
|
BURRILL LIFE SCIENCES CAPITAL FUND LP
Large shareholder
|
55,500
+1.0%
0.40
22,200
USD
|
55,500
+1.0%
|
0.40
|
22,200
USD
|
|
2008-01-24 |
2008-01-24 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
170,000
+5.0%
0.60
102,000
USD
|
170,000
+5.0%
|
0.60
|
102,000
USD
|
|
2008-01-24 |
2008-01-24 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
46,550
+7.6%
0.60
27,930
USD
|
46,550
+7.6%
|
0.60
|
27,930
USD
|
|
2008-01-24 |
2008-01-24 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
47,550
+9.7%
0.60
28,530
USD
|
47,550
+9.7%
|
0.60
|
28,530
USD
|
|
2007-12-04 |
2007-12-04 |
B
Purchase
|
PFEFFER MATTHEW J
SENIOR VICE PRESIDENT AND CFO
Officer
|
10,000
+100.0%
0.46
4,600
USD
|
10,000
+100.0%
|
0.46
|
4,600
USD
|
|
2007-12-04 |
2007-12-04 |
B
Purchase
|
WHITEHEAD PIERS C
VICE PRESIDENT
Officer
|
10,000
+49.2%
0.47
4,700
USD
|
10,000
+49.2%
|
0.47
|
4,700
USD
|
|
2007-11-19 |
2007-11-19 |
B
Purchase
|
PANEK JAMES P
CHIEF EXECUTIVE OFFICER
Executive Director
|
10,000
+83.5%
0.60
6,000
USD
|
10,000
+83.5%
|
0.60
|
6,000
USD
|
|
2007-11-19 |
2007-11-16 |
B
Purchase
|
CAUDILL RANDALL L W
Chairman of the Board
Non-Executive Director
|
10,000
+83.3%
0.65
6,500
USD
|
10,000
+83.3%
|
0.65
|
6,500
USD
|
|
2007-11-15 |
2007-11-15 |
B
Purchase
|
PFEFFER MATTHEW J
SENIOR VICE PRESIDENT AND CFO
Officer
|
10,000
+inf%
0.60
6,000
USD
|
10,000
+inf%
|
0.60
|
6,000
USD
|
|
2007-11-15 |
2007-11-15 |
B
Purchase
|
WHITEHEAD PIERS C
VICE PRESIDENT
Officer
|
10,000
+96.9%
0.60
6,000
USD
|
10,000
+96.9%
|
0.60
|
6,000
USD
|
|
2007-11-15 |
2007-11-15 |
B
Purchase
|
GURWITH MARC J
SENIOR VICE PRESIDENT
Officer
|
10,000
+73.4%
0.60
6,000
USD
|
10,000
+73.4%
|
0.60
|
6,000
USD
|
|
2007-11-13 |
2007-11-13 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
970,500
+39.6%
0.69
669,645
USD
|
970,500
+39.6%
|
0.69
|
669,645
USD
|
|
2007-11-13 |
2007-11-13 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
187,500
+43.9%
0.69
129,375
USD
|
187,500
+43.9%
|
0.69
|
129,375
USD
|
|
2007-11-13 |
2007-11-13 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
127,000
+35.1%
0.69
87,630
USD
|
127,000
+35.1%
|
0.69
|
87,630
USD
|
|
2007-02-21 |
2007-02-16 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
104,500
+4.5%
2.11
220,495
USD
|
104,500
+4.5%
|
2.11
|
220,495
USD
|
|
2007-02-21 |
2007-02-16 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
16,000
+3.9%
2.11
33,760
USD
|
16,000
+3.9%
|
2.11
|
33,760
USD
|
|
2007-02-21 |
2007-02-16 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
16,000
+4.6%
2.11
33,760
USD
|
16,000
+4.6%
|
2.11
|
33,760
USD
|
|
2007-01-29 |
2007-01-29 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
22,000
+0.9%
2.17
47,740
USD
|
22,000
+0.9%
|
2.17
|
47,740
USD
|
|
2007-01-29 |
2007-01-29 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
2,000
+0.5%
2.17
4,340
USD
|
2,000
+0.5%
|
2.17
|
4,340
USD
|
|
2007-01-29 |
2007-01-29 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
4,000
+1.2%
2.17
8,680
USD
|
4,000
+1.2%
|
2.17
|
8,680
USD
|
|
2007-01-25 |
2007-01-24 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
85,000
+3.8%
2.14
181,900
USD
|
85,000
+3.8%
|
2.14
|
181,900
USD
|
|
2007-01-25 |
2007-01-24 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
13,500
+3.4%
2.14
28,890
USD
|
13,500
+3.4%
|
2.14
|
28,890
USD
|
|
2007-01-25 |
2007-01-24 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
12,500
+3.8%
2.14
26,750
USD
|
12,500
+3.8%
|
2.14
|
26,750
USD
|
|
2007-01-18 |
2007-01-16 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
4,000
+0.2%
2.32
9,280
USD
|
4,000
+0.2%
|
2.32
|
9,280
USD
|
|
2007-01-18 |
2007-01-16 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
500
+0.1%
2.32
1,160
USD
|
500
+0.1%
|
2.32
|
1,160
USD
|
|
2007-01-18 |
2007-01-16 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
500
+0.2%
2.32
1,160
USD
|
500
+0.2%
|
2.32
|
1,160
USD
|
|
2007-01-12 |
2007-01-11 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
36,000
+1.6%
2.52
90,720
USD
|
36,000
+1.6%
|
2.52
|
90,720
USD
|
|
2007-01-12 |
2007-01-11 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
6,000
+1.5%
2.52
15,120
USD
|
6,000
+1.5%
|
2.52
|
15,120
USD
|
|
2007-01-12 |
2007-01-11 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
6,000
+1.9%
2.52
15,120
USD
|
6,000
+1.9%
|
2.52
|
15,120
USD
|
|
2007-01-12 |
2007-01-10 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
8,000
+0.4%
2.39
19,120
USD
|
8,000
+0.4%
|
2.39
|
19,120
USD
|
|
2007-01-12 |
2007-01-10 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
500
+0.1%
2.39
1,195
USD
|
500
+0.1%
|
2.39
|
1,195
USD
|
|
2007-01-12 |
2007-01-10 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
1,000
+0.3%
2.39
2,390
USD
|
1,000
+0.3%
|
2.39
|
2,390
USD
|
|
2007-01-09 |
2007-01-05 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
77,300
+3.7%
2.52
194,796
USD
|
77,300
+3.7%
|
2.52
|
194,796
USD
|
|
2007-01-09 |
2007-01-05 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
13,100
+3.5%
2.52
33,012
USD
|
13,100
+3.5%
|
2.52
|
33,012
USD
|
|
2007-01-09 |
2007-01-05 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
8,700
+2.8%
2.52
21,924
USD
|
8,700
+2.8%
|
2.52
|
21,924
USD
|
|
2007-01-05 |
2007-01-04 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
8,100
+0.4%
1.67
13,527
USD
|
8,100
+0.4%
|
1.67
|
13,527
USD
|
|
2007-01-05 |
2007-01-04 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
1,300
+0.4%
1.67
2,171
USD
|
1,300
+0.4%
|
1.67
|
2,171
USD
|
|
2007-01-05 |
2007-01-04 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
1,300
+0.4%
1.67
2,171
USD
|
1,300
+0.4%
|
1.67
|
2,171
USD
|
|
2007-01-05 |
2006-12-29 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
90,500
+4.8%
1.80
162,900
USD
|
90,500
+4.8%
|
1.80
|
162,900
USD
|
|
2007-01-05 |
2006-12-29 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
20,000
+5.7%
1.80
36,000
USD
|
20,000
+5.7%
|
1.80
|
36,000
USD
|
|
2007-01-05 |
2006-12-29 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
12,500
+4.3%
1.80
22,500
USD
|
12,500
+4.3%
|
1.80
|
22,500
USD
|
|
2007-01-05 |
2006-12-26 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
8,100
+0.4%
1.67
13,527
USD
|
8,100
+0.4%
|
1.67
|
13,527
USD
|
|
2007-01-05 |
2006-12-26 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
1,300
+0.4%
1.67
2,171
USD
|
1,300
+0.4%
|
1.67
|
2,171
USD
|
|
2007-01-05 |
2006-12-26 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
1,300
+0.4%
1.67
2,171
USD
|
1,300
+0.4%
|
1.67
|
2,171
USD
|
|
2007-01-05 |
2006-12-22 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
152,200
+8.9%
1.69
257,218
USD
|
152,200
+8.9%
|
1.69
|
257,218
USD
|
|
2007-01-05 |
2006-12-22 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
20,900
+6.4%
1.69
35,321
USD
|
20,900
+6.4%
|
1.69
|
35,321
USD
|
|
2007-01-05 |
2006-12-22 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
16,900
+6.2%
1.69
28,561
USD
|
16,900
+6.2%
|
1.69
|
28,561
USD
|
|
2007-01-05 |
2006-12-21 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
95,000
+5.9%
1.66
157,700
USD
|
95,000
+5.9%
|
1.66
|
157,700
USD
|
|
2007-01-05 |
2006-12-21 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
13,500
+4.3%
1.66
22,410
USD
|
13,500
+4.3%
|
1.66
|
22,410
USD
|
|
2007-01-05 |
2006-12-21 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
7,500
+2.8%
1.66
12,450
USD
|
7,500
+2.8%
|
1.66
|
12,450
USD
|
|
2007-01-05 |
2006-12-20 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
45,000
+2.9%
1.41
63,450
USD
|
45,000
+2.9%
|
1.41
|
63,450
USD
|
|
2007-01-05 |
2006-12-20 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
95,000
+6.4%
1.20
114,000
USD
|
95,000
+6.4%
|
1.20
|
114,000
USD
|
|
2007-01-05 |
2006-12-20 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
5,500
+0.4%
0.97
5,335
USD
|
5,500
+0.4%
|
0.97
|
5,335
USD
|
|
2007-01-05 |
2006-12-20 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
16,000
+5.4%
1.20
19,200
USD
|
16,000
+5.4%
|
1.20
|
19,200
USD
|
|
2007-01-05 |
2006-12-20 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
10,000
+3.5%
1.41
14,100
USD
|
10,000
+3.5%
|
1.41
|
14,100
USD
|
|
2007-01-05 |
2006-12-20 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
10,000
+3.9%
1.41
14,100
USD
|
10,000
+3.9%
|
1.41
|
14,100
USD
|
|
2007-01-05 |
2006-12-20 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
18,000
+7.6%
1.20
21,600
USD
|
18,000
+7.6%
|
1.20
|
21,600
USD
|
|
2007-01-05 |
2006-12-20 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
750
+0.3%
0.97
728
USD
|
750
+0.3%
|
0.97
|
728
USD
|
|
2007-01-05 |
2006-12-19 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
9,500
+0.7%
1.47
13,965
USD
|
9,500
+0.7%
|
1.47
|
13,965
USD
|
|
2007-01-05 |
2006-12-19 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
1,500
+0.5%
1.47
2,205
USD
|
1,500
+0.5%
|
1.47
|
2,205
USD
|
|
2007-01-05 |
2006-12-19 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
1,500
+0.6%
1.47
2,205
USD
|
1,500
+0.6%
|
1.47
|
2,205
USD
|
|
2007-01-05 |
2006-12-18 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
9,500
+0.7%
1.21
11,495
USD
|
9,500
+0.7%
|
1.21
|
11,495
USD
|
|
2007-01-05 |
2006-12-18 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
90,000
+6.6%
1.34
120,600
USD
|
90,000
+6.6%
|
1.34
|
120,600
USD
|
|
2007-01-05 |
2006-12-18 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
2,500
+0.9%
1.21
3,025
USD
|
2,500
+0.9%
|
1.21
|
3,025
USD
|
|
2007-01-05 |
2006-12-18 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
18,000
+6.8%
1.34
24,120
USD
|
18,000
+6.8%
|
1.34
|
24,120
USD
|
|
2007-01-05 |
2006-12-18 |
B
Purchase
|
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC
Large shareholder
|
2,500
+1.1%
1.21
3,025
USD
|
2,500
+1.1%
|
1.21
|
3,025
USD
|
|