Stock chart
Ticker: BSTC Exchange: NMS


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Purchase Sale Planned purchase Planned sale Net purchase Net sale
Past 90 days
 
Value bought
 
Value sold
 
Net insiders buying
 
Trades (buy and sell)
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 Total value Details
2009-12-01 2009-11-27 S Sale

Estate of Edwin H. Wegman

Large shareholder
100,000 -8.0%
30.00
3,000,000 USD
100,000 -8.0% 30.00 3,000,000 USD
2009-12-01 2009-11-27 S Sale

Wegman Toby

Non-Executive Director Large shareholder
100,000 -8.0%
30.00
3,000,000 USD
100,000 -8.0% 30.00 3,000,000 USD
2009-09-17 2009-09-15 S Sale

Gitman Paul

Non-Executive Director
12,500 -25.8%
27.47
343,375 USD
12,500 -25.8% 27.47 343,375 USD
2009-09-17 2009-09-15 S Sale

Estate of Edwin H. Wegman

Large shareholder
100,000 -7.4%
24.00
2,400,000 USD
100,000 -7.4% 24.00 2,400,000 USD
2009-09-17 2009-09-15 S Sale

Wegman Toby

Non-Executive Director Large shareholder
100,000 -7.4%
24.00
2,400,000 USD
100,000 -7.4% 24.00 2,400,000 USD
2009-09-17 2009-09-15 S Sale

Wegman Thomas

President

Executive Director Large shareholder
100,000 -7.4%
24.00
2,400,000 USD
100,000 -7.4% 24.00 2,400,000 USD
2009-09-15 2009-09-15 S Sale

Gitman Paul

Non-Executive Director
5,000 -9.3%
28.28
141,400 USD
5,000 -9.3% 28.28 141,400 USD
2009-09-15 2009-09-14 S Sale

Gitman Paul

Non-Executive Director
5,480 -100.0%
26.72
146,415 USD
5,480 -100.0% 26.72 146,415 USD
2009-09-15 2009-09-14 S Sale

Gitman Paul

Non-Executive Director
5,000 -9.3%
27.65
138,250 USD
5,000 -9.3% 27.65 138,250 USD
2009-09-15 2009-09-14 S Sale

Gitman Paul

Non-Executive Director
6,000 -11.0%
27.00
161,994 USD
6,000 -11.0% 27.00 161,994 USD
2009-09-15 2009-09-11 S Sale

Gitman Paul

Non-Executive Director
2,020 -26.9%
25.40
51,308 USD
2,020 -26.9% 25.40 51,308 USD
2009-09-15 2009-09-11 S Sale

Gitman Paul

Non-Executive Director
4,000 -7.6%
25.30
101,200 USD
4,000 -7.6% 25.30 101,200 USD
2009-05-11 2009-04-28 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
15,058 +1.8%
19.47
293,179 USD
15,058 +1.8% 19.47 293,179 USD
2009-05-11 2009-04-27 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
100 +0.0%
19.40
1,940 USD
100 +0.0% 19.40 1,940 USD
2009-05-11 2009-04-24 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
601 +0.1%
19.00
11,419 USD
601 +0.1% 19.00 11,419 USD
2009-04-24 2009-04-14 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
900 +0.1%
18.50
16,650 USD
900 +0.1% 18.50 16,650 USD
2009-04-24 2009-04-13 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
284 +0.0%
18.05
5,126 USD
284 +0.0% 18.05 5,126 USD
2009-04-14 2009-04-09 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
6,419 +0.8%
19.00
121,961 USD
6,419 +0.8% 19.00 121,961 USD
2009-04-14 2009-04-08 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
3,301 +0.4%
18.00
59,418 USD
3,301 +0.4% 18.00 59,418 USD
2009-04-07 2009-04-02 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
2,432 +0.3%
19.00
46,208 USD
2,432 +0.3% 19.00 46,208 USD
2009-04-07 2009-04-01 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
1,577 +0.2%
18.50
29,175 USD
1,577 +0.2% 18.50 29,175 USD
2009-03-19 2009-03-17 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
5,345 +0.7%
19.94
106,579 USD
5,345 +0.7% 19.94 106,579 USD
2009-03-19 2009-03-13 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
5,500 +0.7%
18.25
100,375 USD
5,500 +0.7% 18.25 100,375 USD
2009-03-12 2009-03-11 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
2,500 +0.3%
18.80
47,000 USD
2,500 +0.3% 18.80 47,000 USD
2009-03-12 2009-03-10 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
2,150 +0.3%
18.25
39,238 USD
2,150 +0.3% 18.25 39,238 USD
2009-02-11 2009-02-05 S Sale

Wegman Thomas

President

Executive Director Large shareholder
45,000 -3.1%
20.00
900,000 USD
45,000 -3.1% 20.00 900,000 USD
2009-02-11 2009-02-05 S Sale

Estate of Edwin H. Wegman

Large shareholder
45,000 -3.2%
20.00
900,000 USD
45,000 -3.2% 20.00 900,000 USD
2009-02-11 2009-02-05 S Sale

Wegman Toby

Non-Executive Director Large shareholder
45,000 -3.2%
20.00
900,000 USD
45,000 -3.2% 20.00 900,000 USD
2009-01-07 2008-12-31 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
1,900 +0.2%
22.00
41,800 USD
1,900 +0.2% 22.00 41,800 USD
2009-01-07 2008-12-31 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
1,240 +0.2%
21.50
26,660 USD
1,240 +0.2% 21.50 26,660 USD
2009-01-07 2008-12-31 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
2,250 +0.3%
21.40
48,150 USD
2,250 +0.3% 21.40 48,150 USD
2008-12-31 2008-12-29 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
3,900 +0.5%
22.00
85,800 USD
3,900 +0.5% 22.00 85,800 USD
2008-12-31 2008-12-29 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
2,400 +0.3%
21.99
52,776 USD
2,400 +0.3% 21.99 52,776 USD
2008-12-31 2008-12-29 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
200 +0.0%
21.97
4,394 USD
200 +0.0% 21.97 4,394 USD
2008-12-31 2008-12-29 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
200 +0.0%
21.75
4,350 USD
200 +0.0% 21.75 4,350 USD
2008-12-31 2008-12-29 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
1,010 +0.1%
21.73
21,947 USD
1,010 +0.1% 21.73 21,947 USD
2008-12-31 2008-12-29 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
1,000 +0.1%
21.70
21,700 USD
1,000 +0.1% 21.70 21,700 USD
2008-12-31 2008-12-29 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
990 +0.1%
21.33
21,117 USD
990 +0.1% 21.33 21,117 USD
2008-12-31 2008-12-23 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
200 +0.0%
22.00
4,400 USD
200 +0.0% 22.00 4,400 USD
2008-12-31 2008-12-23 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
500 +0.1%
20.00
10,000 USD
500 +0.1% 20.00 10,000 USD
2008-12-31 2008-12-22 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
650 +0.1%
19.50
12,675 USD
650 +0.1% 19.50 12,675 USD
2008-12-31 2008-12-22 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
170 +0.0%
19.90
3,383 USD
170 +0.0% 19.90 3,383 USD
2008-12-31 2008-12-22 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
2,180 +0.3%
21.00
45,780 USD
2,180 +0.3% 21.00 45,780 USD
2008-12-31 2008-12-22 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
1,950 +0.3%
19.95
38,903 USD
1,950 +0.3% 19.95 38,903 USD
2008-12-31 2008-12-22 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
200 +0.0%
19.93
3,986 USD
200 +0.0% 19.93 3,986 USD
2008-12-31 2008-12-22 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
350 +0.0%
18.75
6,563 USD
350 +0.0% 18.75 6,563 USD
2008-11-21 2008-11-18 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
887 +0.1%
15.00
13,305 USD
887 +0.1% 15.00 13,305 USD
2008-11-21 2008-11-17 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
1,000 +0.1%
17.00
17,000 USD
1,000 +0.1% 17.00 17,000 USD
2008-11-21 2008-11-17 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
1,000 +0.1%
16.50
16,500 USD
1,000 +0.1% 16.50 16,500 USD
2008-11-21 2008-11-17 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
2,000 +0.3%
16.00
32,000 USD
2,000 +0.3% 16.00 32,000 USD
2008-11-21 2008-11-17 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
40,000 +5.7%
16.75
670,000 USD
40,000 +5.7% 16.75 670,000 USD
2008-11-14 2008-11-14 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
2,000 +0.3%
16.50
33,000 USD
2,000 +0.3% 16.50 33,000 USD
2008-11-14 2008-11-14 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
5,000 +0.7%
17.00
85,000 USD
5,000 +0.7% 17.00 85,000 USD
2008-11-14 2008-11-14 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
1,200 +0.2%
16.75
20,100 USD
1,200 +0.2% 16.75 20,100 USD
2008-11-14 2008-11-14 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
1,000 +0.1%
15.75
15,750 USD
1,000 +0.1% 15.75 15,750 USD
2008-11-14 2008-11-14 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
5,100 +0.7%
16.00
81,600 USD
5,100 +0.7% 16.00 81,600 USD
2008-11-14 2008-11-13 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
11,258 +1.7%
17.75
199,830 USD
11,258 +1.7% 17.75 199,830 USD
2008-11-14 2008-11-13 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
200 +0.0%
17.00
3,400 USD
200 +0.0% 17.00 3,400 USD
2008-11-14 2008-11-13 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
200 +0.0%
16.49
3,298 USD
200 +0.0% 16.49 3,298 USD
2008-11-14 2008-11-13 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
5,400 +0.8%
15.50
83,700 USD
5,400 +0.8% 15.50 83,700 USD
2008-11-14 2008-11-13 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
188 +0.0%
15.00
2,820 USD
188 +0.0% 15.00 2,820 USD
2008-11-14 2008-11-13 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
6,919 +1.1%
16.00
110,704 USD
6,919 +1.1% 16.00 110,704 USD
2008-11-14 2008-11-12 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
7,800 +1.2%
15.50
120,900 USD
7,800 +1.2% 15.50 120,900 USD
2008-11-14 2008-11-12 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
1,200 +0.2%
15.45
18,540 USD
1,200 +0.2% 15.45 18,540 USD
2008-11-14 2008-11-12 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
1,000 +0.2%
15.00
15,000 USD
1,000 +0.2% 15.00 15,000 USD
2008-11-07 2008-11-05 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
500 +0.1%
16.00
8,000 USD
500 +0.1% 16.00 8,000 USD
2008-11-04 2008-11-03 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
700 +0.1%
15.00
10,500 USD
700 +0.1% 15.00 10,500 USD
2008-11-04 2008-11-03 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
200 +0.0%
16.00
3,200 USD
200 +0.0% 16.00 3,200 USD
2008-11-04 2008-10-31 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
580 +0.1%
16.50
9,570 USD
580 +0.1% 16.50 9,570 USD
2008-11-04 2008-10-31 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
200 +0.0%
16.00
3,200 USD
200 +0.0% 16.00 3,200 USD
2008-11-04 2008-10-31 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
3,000 +0.5%
15.50
46,500 USD
3,000 +0.5% 15.50 46,500 USD
2008-11-04 2008-10-31 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
400 +0.1%
15.00
6,000 USD
400 +0.1% 15.00 6,000 USD
2008-11-04 2008-10-31 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
600 +0.1%
14.50
8,700 USD
600 +0.1% 14.50 8,700 USD
2008-11-04 2008-10-31 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
200 +0.0%
14.00
2,800 USD
200 +0.0% 14.00 2,800 USD
2008-11-04 2008-10-31 B Purchase

RA CAPITAL MANAGEMENT, LLC

Large shareholder
5,020 +0.8%
13.50
67,770 USD
5,020 +0.8% 13.50 67,770 USD