Northstar Neuroscience, Inc. (NSTR)

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Ticker: NSTR


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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Earnings
Earnings
 
Value bought

Past 90 days

 
Value sold

Past 90 days

 
Net insiders buying

Past 90 days

 
Trades (buy and sell)

Past 90 days

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2009-03-27 2009-03-24 S Sale

BARCLAYS PLC

Large shareholder
350,000 -9.1%
1.81
USD 634,550 		350,000 -9.1% 1.81 USD 634,550
2009-01-09 2009-01-07 S Sale

BARCLAYS PLC

Large shareholder
2,200 -0.1%
1.81
USD 3,982 		2,200 -0.1% 1.81 USD 3,982
2009-01-09 2009-01-07 S Sale

BARCLAYS PLC

Large shareholder
104,764 -2.7%
1.80
USD 188,575 		104,764 -2.7% 1.80 USD 188,575
2009-01-09 2009-01-06 S Sale

BARCLAYS PLC

Large shareholder
1,500 -0.0%
1.81
USD 2,715 		1,500 -0.0% 1.81 USD 2,715
2009-01-09 2009-01-06 S Sale

BARCLAYS PLC

Large shareholder
2,600 -0.1%
1.80
USD 4,680 		2,600 -0.1% 1.80 USD 4,680
2009-01-09 2009-01-06 S Sale

BARCLAYS PLC

Large shareholder
600 -0.0%
1.79
USD 1,074 		600 -0.0% 1.79 USD 1,074
2009-01-09 2009-01-06 S Sale

BARCLAYS PLC

Large shareholder
12,300 -0.3%
1.77
USD 21,771 		12,300 -0.3% 1.77 USD 21,771
2009-01-09 2009-01-06 S Sale

BARCLAYS PLC

Large shareholder
700 -0.0%
1.76
USD 1,232 		700 -0.0% 1.76 USD 1,232
2009-01-09 2009-01-05 S Sale

BARCLAYS PLC

Large shareholder
4,300 -0.1%
1.82
USD 7,826 		4,300 -0.1% 1.82 USD 7,826
2009-01-09 2009-01-05 S Sale

BARCLAYS PLC

Large shareholder
300 -0.0%
1.80
USD 540 		300 -0.0% 1.80 USD 540
2009-01-09 2009-01-05 S Sale

BARCLAYS PLC

Large shareholder
9,400 -0.2%
1.79
USD 16,826 		9,400 -0.2% 1.79 USD 16,826
2009-01-09 2009-01-05 S Sale

BARCLAYS PLC

Large shareholder
20,700 -0.5%
1.77
USD 36,639 		20,700 -0.5% 1.77 USD 36,639
2009-01-09 2009-01-05 S Sale

BARCLAYS PLC

Large shareholder
176,900 -4.2%
1.76
USD 311,344 		176,900 -4.2% 1.76 USD 311,344
2009-01-09 2009-01-05 S Sale

BARCLAYS PLC

Large shareholder
233,600 -5.3%
1.75
USD 408,800 		233,600 -5.3% 1.75 USD 408,800
2009-01-09 2009-01-05 S Sale

BARCLAYS PLC

Large shareholder
13,900 -0.3%
1.74
USD 24,186 		13,900 -0.3% 1.74 USD 24,186
2009-01-09 2009-01-05 S Sale

BARCLAYS PLC

Large shareholder
11,100 -0.3%
1.65
USD 18,315 		11,100 -0.3% 1.65 USD 18,315
2009-01-09 2009-01-05 S Sale

BARCLAYS PLC

Large shareholder
3,400 -0.1%
1.60
USD 5,440 		3,400 -0.1% 1.60 USD 5,440
2009-01-09 2009-01-05 S Sale

BARCLAYS PLC

Large shareholder
800 -0.0%
1.26
USD 1,008 		800 -0.0% 1.26 USD 1,008
2009-01-09 2009-01-05 S Sale

BARCLAYS PLC

Large shareholder
7,900 -0.2%
1.25
USD 9,875 		7,900 -0.2% 1.25 USD 9,875
2008-11-20 2008-11-18 B Purchase

TANG KEVIN C

Large shareholder
275,000 +8.6%
1.19
USD 326,838 		275,000 +8.6% 1.19 USD 326,838
2008-11-20 2008-11-18 B Purchase

TANG KEVIN C

Large shareholder
410,000 +14.8%
1.00
USD 410,000 		410,000 +14.8% 1.00 USD 410,000
2008-11-17 2008-11-13 B Purchase

TANG KEVIN C

Large shareholder
400,000 +16.8%
1.25
USD 499,920 		400,000 +16.8% 1.25 USD 499,920
2008-05-14 2008-05-14 B Purchase

TANG KEVIN C

Large shareholder
37,300 +0.8%
1.80
USD 67,039 		37,300 +0.8% 1.80 USD 67,039
2008-05-14 2008-05-13 B Purchase

TANG KEVIN C

Large shareholder
17,130 +0.4%
1.78
USD 30,533 		17,130 +0.4% 1.78 USD 30,533
2008-05-14 2008-05-12 B Purchase

TANG KEVIN C

Large shareholder
13,895 +0.3%
1.80
USD 25,011 		13,895 +0.3% 1.80 USD 25,011
2008-05-09 2008-05-09 B Purchase

TANG KEVIN C

Large shareholder
23,575 +0.5%
1.80
USD 42,421 		23,575 +0.5% 1.80 USD 42,421
2008-05-09 2008-05-08 B Purchase

TANG KEVIN C

Large shareholder
8,100 +0.2%
1.80
USD 14,580 		8,100 +0.2% 1.80 USD 14,580
2008-05-09 2008-05-08 B Purchase

TANG KEVIN C

Large shareholder
25,000 +0.5%
1.81
USD 45,250 		25,000 +0.5% 1.81 USD 45,250
2008-05-09 2008-05-07 B Purchase

TANG KEVIN C

Large shareholder
100,000 +2.2%
1.83
USD 183,160 		100,000 +2.2% 1.83 USD 183,160
2008-05-06 2008-05-02 B Purchase

TANG KEVIN C

Large shareholder
100,000 +2.3%
1.83
USD 183,000 		100,000 +2.3% 1.83 USD 183,000
2008-05-01 2008-05-01 B Purchase

TANG KEVIN C

Large shareholder
50,000 +1.1%
1.82
USD 91,000 		50,000 +1.1% 1.82 USD 91,000
2008-05-01 2008-04-29 B Purchase

TANG KEVIN C

Large shareholder
200,000 +4.8%
1.81
USD 361,360 		200,000 +4.8% 1.81 USD 361,360
2008-04-28 2008-04-28 B Purchase

TANG KEVIN C

Large shareholder
25,000 +0.6%
1.79
USD 44,750 		25,000 +0.6% 1.79 USD 44,750
2008-04-28 2008-04-25 B Purchase

TANG KEVIN C

Large shareholder
35,000 +0.8%
1.77
USD 61,950 		35,000 +0.8% 1.77 USD 61,950
2008-04-28 2008-04-25 B Purchase

TANG KEVIN C

Large shareholder
150,000 +3.8%
1.79
USD 269,025 		150,000 +3.8% 1.79 USD 269,025
2008-04-28 2008-04-24 B Purchase

TANG KEVIN C

Large shareholder
170,000 +4.5%
1.81
USD 307,598 		170,000 +4.5% 1.81 USD 307,598
2008-04-18 2008-04-18 B Purchase

TANG KEVIN C

Large shareholder
36,700 +1.0%
1.80
USD 66,060 		36,700 +1.0% 1.80 USD 66,060
2008-04-18 2008-04-17 B Purchase

TANG KEVIN C

Large shareholder
67,600 +1.8%
1.78
USD 120,585 		67,600 +1.8% 1.78 USD 120,585
2008-04-18 2008-04-16 B Purchase

TANG KEVIN C

Large shareholder
100,000 +2.8%
1.79
USD 179,330 		100,000 +2.8% 1.79 USD 179,330
2008-04-15 2008-04-15 B Purchase

TANG KEVIN C

Large shareholder
120,000 +3.5%
1.77
USD 212,244 		120,000 +3.5% 1.77 USD 212,244
2008-04-15 2008-04-15 B Purchase

TANG KEVIN C

Large shareholder
6,438 +0.2%
1.77
USD 11,413 		6,438 +0.2% 1.77 USD 11,413
2008-04-15 2008-04-14 B Purchase

TANG KEVIN C

Large shareholder
41,587 +1.2%
1.79
USD 74,611 		41,587 +1.2% 1.79 USD 74,611
2008-04-15 2008-04-11 B Purchase

TANG KEVIN C

Large shareholder
25,000 +0.7%
1.81
USD 45,250 		25,000 +0.7% 1.81 USD 45,250
2008-04-15 2008-04-11 B Purchase

TANG KEVIN C

Large shareholder
58,413 +1.7%
1.81
USD 105,669 		58,413 +1.7% 1.81 USD 105,669
2008-04-10 2008-04-10 B Purchase

TANG KEVIN C

Large shareholder
50,000 +1.5%
1.81
USD 90,405 		50,000 +1.5% 1.81 USD 90,405
2008-04-10 2008-04-09 B Purchase

TANG KEVIN C

Large shareholder
5,900 +0.2%
1.81
USD 10,679 		5,900 +0.2% 1.81 USD 10,679
2008-04-10 2008-04-08 B Purchase

TANG KEVIN C

Large shareholder
25,000 +0.8%
1.83
USD 45,750 		25,000 +0.8% 1.83 USD 45,750
2008-04-07 2008-04-07 B Purchase

TANG KEVIN C

Large shareholder
50,000 +1.6%
1.84
USD 92,030 		50,000 +1.6% 1.84 USD 92,030
2008-04-07 2008-04-04 B Purchase

TANG KEVIN C

Large shareholder
100,000 +3.2%
1.87
USD 187,000 		100,000 +3.2% 1.87 USD 187,000
2008-04-07 2008-04-03 B Purchase

TANG KEVIN C

Large shareholder
120,000 +4.0%
1.82
USD 218,532 		120,000 +4.0% 1.82 USD 218,532
2008-04-04 2008-04-02 B Purchase

TANG KEVIN C

Large shareholder
498,000 +19.9%
1.71
USD 850,933 		498,000 +19.9% 1.71 USD 850,933
2008-04-04 2008-04-02 B Purchase

TANG KEVIN C

Large shareholder
27,700 +1.1%
1.71
USD 47,400 		27,700 +1.1% 1.71 USD 47,400
2008-04-04 2008-04-02 B Purchase

TANG CAPITAL MANAGEMENT LLC

Large shareholder
61,666 +2.1%
1.77
USD 109,149 		61,666 +2.1% 1.77 USD 109,149
2008-04-03 2008-04-01 B Purchase

TANG KEVIN C

Large shareholder
70,000 +2.9%
1.67
USD 117,194 		70,000 +2.9% 1.67 USD 117,194
2008-03-31 2008-03-31 B Purchase

TANG KEVIN C

Large shareholder
19,000 +0.8%
1.56
USD 29,655 		19,000 +0.8% 1.56 USD 29,655
2008-03-31 2008-03-28 B Purchase

TANG KEVIN C

Large shareholder
160,000 +7.2%
1.57
USD 251,008 		160,000 +7.2% 1.57 USD 251,008
2008-03-31 2008-03-27 B Purchase

TANG KEVIN C

Large shareholder
44,794 +2.1%
1.55
USD 69,278 		44,794 +2.1% 1.55 USD 69,278
2007-07-26 2007-07-24 S Sale

BOSTON SCIENTIFIC CORP

Large shareholder
3,214,535 -100.0%
10.10
USD 32,466,804 		3,214,535 -100.0% 10.10 USD 32,466,804
2007-05-30 2007-05-25 S Sale

GLINER BRADFORD E

Vice President, Research

Officer
4,000 -13.3%
13.50
USD 54,000 		4,000 -13.3% 13.50 USD 54,000
2007-05-16 2007-05-15 S Sale

TREU JESSE I

Non-Executive Director
379,000 -100.0%
13.20
USD 5,002,800 		379,000 -100.0% 13.20 USD 5,002,800
2007-05-07 2007-05-04 S Sale

TREU JESSE I

Non-Executive Director
15,971 -100.0%
13.00
USD 207,623 		15,971 -100.0% 13.00 USD 207,623
2007-03-07 2007-03-05 S Sale

TREU JESSE I

Non-Executive Director
9,085 -36.3%
10.92
USD 99,208 		9,085 -36.3% 10.92 USD 99,208
2006-11-07 2006-11-06 S Sale

TREU JESSE I

Non-Executive Director
12,530 -33.3%
13.10
USD 164,143 		12,530 -33.3% 13.10 USD 164,143
2006-11-03 2006-11-03 S Sale

GLINER BRADFORD E

Vice President, Research

Officer
5,000 -14.3%
13.00
USD 65,000 		5,000 -14.3% 13.00 USD 65,000
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