Stock chart
Ticker: BTRX


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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
2008-08-06 2008-08-06 B Purchase

Bengal Acquisition Inc.

See Footnote (1)

Large shareholder
1,033,464 +100.0%
4.15
USD 4,288,876
1,033,464 +100.0% 4.15 USD 4,288,876
2008-08-05 2008-08-05 B Purchase

Stiefel Laboratories, Inc.

See footnote (1)(2)

Large shareholder
34,266,494 +inf%
4.15
USD 142,205,950
34,266,494 +inf% 4.15 USD 142,205,950
2006-11-14 2006-11-13 B Purchase

ERICKSON EDWARD L

Non-Executive Director
1,000 +100.0%
7.20
USD 7,200
1,000 +100.0% 7.20 USD 7,200
2006-11-14 2006-11-13 B Purchase

ERICKSON EDWARD L

Non-Executive Director
100 +11.1%
7.26
USD 726
100 +11.1% 7.26 USD 726
2006-11-14 2006-11-13 B Purchase

ERICKSON EDWARD L

Non-Executive Director
300 +50.0%
7.25
USD 2,175
300 +50.0% 7.25 USD 2,175
2006-11-14 2006-11-13 B Purchase

ERICKSON EDWARD L

Non-Executive Director
600 +inf%
7.23
USD 4,338
600 +inf% 7.23 USD 4,338
2006-09-27 2006-09-27 B Purchase

Jacey Charles F Jr

Non-Executive Director
300 +100.0%
6.40
USD 1,920
300 +100.0% 6.40 USD 1,920
2006-08-10 2006-08-09 B Purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
1,000 +10.0%
5.44
USD 5,437
1,000 +10.0% 5.44 USD 5,437
2006-08-10 2006-08-09 PP Planned purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
600 +0.1%
5.44
USD 3,262
600 +0.1% 5.44 USD 3,262
2006-08-10 2006-08-09 B Purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
400 +0.1%
5.42
USD 2,168
400 +0.1% 5.42 USD 2,168
2006-06-16 2006-06-16 B Purchase

CAMPBELL ROBERT E

Non-Executive Director
3,000 +100.0%
5.92
USD 17,751
3,000 +100.0% 5.92 USD 17,751
2006-05-19 2006-05-19 B Purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
4,000 +100.0%
6.17
USD 24,680
4,000 +100.0% 6.17 USD 24,680
2006-05-19 2006-05-19 B Purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
1,000 +0.2%
6.17
USD 6,166
1,000 +0.2% 6.17 USD 6,166
2006-03-15 2006-03-15 PP Planned purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
1,300 +0.3%
9.25
USD 12,022
1,300 +0.3% 9.25 USD 12,022
2006-03-15 2006-03-15 B Purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
700 +0.1%
9.25
USD 6,475
700 +0.1% 9.25 USD 6,475
2006-03-06 2006-03-06 B Purchase

CAMPBELL ROBERT E

Non-Executive Director
1,000 +50.0%
9.97
USD 9,970
1,000 +50.0% 9.97 USD 9,970
2005-03-14 2005-03-11 B Purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
200 +5.3%
14.47
USD 2,894
200 +5.3% 14.47 USD 2,894
2005-03-14 2005-03-11 B Purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
1,300 +52.0%
14.34
USD 18,642
1,300 +52.0% 14.34 USD 18,642
2005-03-14 2005-03-11 PP Planned purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
100 +0.0%
14.80
USD 1,480
100 +0.0% 14.80 USD 1,480
2005-03-14 2005-03-11 B Purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
100 +0.0%
14.79
USD 1,479
100 +0.0% 14.79 USD 1,479
2005-03-14 2005-03-11 B Purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
100 +0.0%
14.78
USD 1,478
100 +0.0% 14.78 USD 1,478
2005-03-14 2005-03-11 B Purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
1,200 +0.2%
14.77
USD 17,724
1,200 +0.2% 14.77 USD 17,724
2005-03-09 2005-03-08 PP Planned purchase

VANLENT ANNE

Exec. V.P., CFO and Treasurer

Officer
2,000 +1.8%
14.47
USD 28,930
2,000 +1.8% 14.47 USD 28,930
2005-03-03 2005-02-15 S Sale

SIMON NICHOLAS J III

Non-Executive Director
384,236 -16.5%
19.50
USD 7,492,602
384,236 -16.5% 19.50 USD 7,492,602
2005-03-03 2005-02-15 S Sale

EVNIN LUKE

See Remarks

384,236 -16.5%
19.50
USD 7,492,602
384,236 -16.5% 19.50 USD 7,492,602
2005-03-03 2005-02-15 S Sale

MPM BIOVENTURES III QP LP

See Remarks

384,236 -16.5%
19.50
USD 7,492,602
384,236 -16.5% 19.50 USD 7,492,602
2005-02-17 2005-02-15 S Sale

AKKARAJU SRINIVAS

Non-Executive Director
380,497 -16.4%
18.33
USD 6,974,510
380,497 -16.4% 18.33 USD 6,974,510
2005-02-17 2005-02-15 S Sale

JP MORGAN PARTNERS BHCA LP

Large shareholder
3,682 -16.4%
18.33
USD 67,491
3,682 -16.4% 18.33 USD 67,491
2005-02-17 2005-02-15 S Sale

JP MORGAN PARTNERS BHCA LP

Large shareholder
9,068 -16.4%
18.33
USD 166,216
9,068 -16.4% 18.33 USD 166,216
2005-02-17 2005-02-15 S Sale

JP MORGAN PARTNERS BHCA LP

Large shareholder
33,018 -16.4%
18.33
USD 605,220
33,018 -16.4% 18.33 USD 605,220
2005-02-17 2005-02-15 S Sale

JP MORGAN PARTNERS BHCA LP

Large shareholder
65,168 -16.4%
18.33
USD 1,194,529
65,168 -16.4% 18.33 USD 1,194,529
2005-02-17 2005-02-15 S Sale

JP MORGAN PARTNERS BHCA LP

Large shareholder
380,497 -16.4%
18.33
USD 6,974,510
380,497 -16.4% 18.33 USD 6,974,510
2005-02-17 2005-02-15 S Sale

PERSEUS SOROS BIOPHARMACEUTICAL FUND LP

See footnote (2)

430,004 -15.6%
19.50
USD 8,385,078
430,004 -15.6% 19.50 USD 8,385,078
2005-02-15 2005-02-15 S Sale

JOHNSON & JOHNSON

Large shareholder
694,327 -15.6%
19.50
USD 13,539,377
694,327 -15.6% 19.50 USD 13,539,377
2005-01-04 2004-12-30 B Purchase

JP MORGAN PARTNERS BHCA LP

Large shareholder
147,134 +inf%
7.94
USD 1,168,244
147,134 +inf% 7.94 USD 1,168,244
2005-01-04 2004-12-30 S Sale

JP MORGAN PARTNERS BHCA LP

Large shareholder
147,134 -6.0%
7.94
USD 1,168,244
147,134 -6.0% 7.94 USD 1,168,244
2004-12-30 2004-12-30 PS Planned sale

BRISTOW ALBERT

General Counsel and Secretary

Officer
500 -85.0%
16.25
USD 8,125
500 -85.0% 16.25 USD 8,125
2004-12-30 2004-12-29 PS Planned sale

BRISTOW ALBERT

General Counsel and Secretary

Officer
500 -85.0%
16.38
USD 8,190
500 -85.0% 16.38 USD 8,190
2004-12-30 2004-12-29 PS Planned sale

BRISTOW ALBERT

General Counsel and Secretary

Officer
1,000 -63.0%
16.35
USD 16,350
1,000 -63.0% 16.35 USD 16,350
2004-12-30 2004-12-29 PS Planned sale

BRISTOW ALBERT

General Counsel and Secretary

Officer
500 -23.9%
16.33
USD 8,165
500 -23.9% 16.33 USD 8,165
2004-12-30 2004-12-29 PS Planned sale

BRISTOW ALBERT

General Counsel and Secretary

Officer
500 -19.3%
16.32
USD 8,160
500 -19.3% 16.32 USD 8,160
2004-12-28 2004-12-28 B Purchase

CAMPBELL ROBERT E

Non-Executive Director
2,000 +inf%
16.25
USD 32,500
2,000 +inf% 16.25 USD 32,500
2004-12-22 2004-12-20 S Sale

MPM BIOVENTURES III QP LP

Large shareholder
10,000 -0.4%
17.90
USD 179,001
10,000 -0.4% 17.90 USD 179,001
2004-12-22 2004-12-20 S Sale

SIMON NICHOLAS J III

Non-Executive Director Large shareholder
10,000 -0.4%
17.90
USD 179,001
10,000 -0.4% 17.90 USD 179,001
2004-12-22 2004-12-20 S Sale

EVNIN LUKE

Large shareholder
10,000 -0.4%
17.90
USD 179,001
10,000 -0.4% 17.90 USD 179,001
2004-08-18 2004-08-17 B Purchase

VANLENT ANNE

Exec. V.P., CFO and Treasurer

Officer
1,000 +inf%
10.18
USD 10,180
1,000 +inf% 10.18 USD 10,180
2004-08-16 2004-08-13 B Purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
1,500 +150.0%
10.70
USD 16,050
1,500 +150.0% 10.70 USD 16,050
2004-08-16 2004-08-13 PP Planned purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
1,000 +0.2%
10.16
USD 10,160
1,000 +0.2% 10.16 USD 10,160
2004-05-06 2004-05-04 B Purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
1,000 +inf%
15.00
USD 15,000
1,000 +inf% 15.00 USD 15,000
2004-05-06 2004-05-04 B Purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
1,000 +inf%
15.00
USD 15,000
1,000 +inf% 15.00 USD 15,000
2004-05-06 2004-05-04 B Purchase

CAUWENBERGH GEERT

Chief Executive Officer

Executive Director
1,000 +inf%
15.00
USD 15,000
1,000 +inf% 15.00 USD 15,000
2004-05-05 2004-05-04 B Purchase

EVNIN LUKE

Large shareholder
200,000 +9.3%
15.00
USD 3,000,000
200,000 +9.3% 15.00 USD 3,000,000
2004-05-05 2004-05-04 B Purchase

SIMON NICHOLAS J III

Large shareholder
200,000 +9.3%
15.00
USD 3,000,000
200,000 +9.3% 15.00 USD 3,000,000
2004-05-05 2004-05-04 B Purchase

MPM BIOVENTURES III QP LP

Large shareholder
200,000 +9.3%
15.00
USD 3,000,000
200,000 +9.3% 15.00 USD 3,000,000
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