Stock chart
Ticker: DRRX Exchange: NAS


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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
2022-08-22 2022-08-19 B Purchase

Robertson Judith J.

Non-Executive Director
9,412 +2.7%
0.85
USD 8,000
9,412 +2.7% 0.85 USD 8,000
2022-08-22 2022-08-18 B Purchase

Robertson Judith J.

Non-Executive Director
71,531 +26.0%
0.85
USD 60,794
71,531 +26.0% 0.85 USD 60,794
2022-08-19 2022-08-17 B Purchase

Robertson Judith J.

Non-Executive Director
8,130 +3.0%
0.85
USD 6,906
8,130 +3.0% 0.85 USD 6,906
2022-08-19 2022-08-17 B Purchase

Robertson Judith J.

Non-Executive Director
2,059 +0.8%
0.83
USD 1,709
2,059 +0.8% 0.83 USD 1,709
2022-08-12 2022-08-12 B Purchase

Maderis Gail J

Non-Executive Director
25,204 +14.4%
0.71
USD 17,993
25,204 +14.4% 0.71 USD 17,993
2022-08-11 2022-08-11 B Purchase

Maderis Gail J

Non-Executive Director
24,796 +16.5%
0.70
USD 17,322
24,796 +16.5% 0.70 USD 17,322
2022-08-11 2022-08-10 B Purchase

Maderis Gail J

Non-Executive Director
79,693 +113.4%
0.69
USD 54,661
79,693 +113.4% 0.69 USD 54,661
2022-08-11 2022-08-09 B Purchase

Maderis Gail J

Non-Executive Director
70,307 +inf%
0.64
USD 45,158
70,307 +inf% 0.64 USD 45,158
2022-05-27 2022-05-26 B Purchase

Robertson Judith J.

Non-Executive Director
65,000 +32.5%
0.39
USD 25,597
65,000 +32.5% 0.39 USD 25,597
2022-05-25 2022-05-24 B Purchase

AZAB MOHAMMAD

Non-Executive Director
5,000 +9.1%
0.39
USD 1,950
5,000 +9.1% 0.39 USD 1,950
2022-05-25 2022-05-24 B Purchase

AZAB MOHAMMAD

Non-Executive Director
10,000 +22.2%
0.39
USD 3,889
10,000 +22.2% 0.39 USD 3,889
2022-05-25 2022-05-24 B Purchase

AZAB MOHAMMAD

Non-Executive Director
5,000 +12.5%
0.38
USD 1,895
5,000 +12.5% 0.38 USD 1,895
2022-05-25 2022-05-24 B Purchase

AZAB MOHAMMAD

Non-Executive Director
5,000 +14.3%
0.39
USD 1,942
5,000 +14.3% 0.39 USD 1,942
2022-05-25 2022-05-24 B Purchase

AZAB MOHAMMAD

Non-Executive Director
5,000 +16.7%
0.39
USD 1,963
5,000 +16.7% 0.39 USD 1,963
2022-05-18 2022-05-18 B Purchase

Farfel Gail M

Non-Executive Director
29,911 +42.7%
0.41
USD 12,201
29,911 +42.7% 0.41 USD 12,201
2022-05-18 2022-05-17 B Purchase

AZAB MOHAMMAD

Non-Executive Director
1,800 +6.4%
0.42
USD 758
1,800 +6.4% 0.42 USD 758
2022-05-18 2022-05-17 B Purchase

AZAB MOHAMMAD

Non-Executive Director
8,900 +46.1%
0.42
USD 3,749
8,900 +46.1% 0.42 USD 3,749
2022-05-18 2022-05-17 B Purchase

AZAB MOHAMMAD

Non-Executive Director
9,300 +93.0%
0.42
USD 3,899
9,300 +93.0% 0.42 USD 3,899
2022-05-18 2022-05-16 B Purchase

Farfel Gail M

Non-Executive Director
25,300 +56.5%
0.39
USD 9,811
25,300 +56.5% 0.39 USD 9,811
2022-05-18 2022-05-16 B Purchase

AZAB MOHAMMAD

Non-Executive Director
10,000 +inf%
0.38
USD 3,767
10,000 +inf% 0.38 USD 3,767
2022-05-13 2022-05-13 B Purchase

Farfel Gail M

Non-Executive Director
9,250 +26.0%
0.40
USD 3,700
9,250 +26.0% 0.40 USD 3,700
2022-05-13 2022-05-12 B Purchase

Farfel Gail M

Non-Executive Director
1,500 +4.4%
0.39
USD 585
1,500 +4.4% 0.39 USD 585
2022-05-13 2022-05-11 B Purchase

Farfel Gail M

Non-Executive Director
9,950 +41.3%
0.40
USD 3,973
9,950 +41.3% 0.40 USD 3,973
2022-05-12 2022-05-10 B Purchase

Farfel Gail M

Non-Executive Director
2,339 +10.8%
0.41
USD 950
2,339 +10.8% 0.41 USD 950
2022-05-10 2022-05-10 B Purchase

Farfel Gail M

Non-Executive Director
4,250 +24.3%
0.40
USD 1,679
4,250 +24.3% 0.40 USD 1,679
2022-05-10 2022-05-09 B Purchase

Farfel Gail M

Non-Executive Director
17,500 +inf%
0.39
USD 6,906
17,500 +inf% 0.39 USD 6,906
2022-03-16 2022-03-14 B Purchase

Robertson Judith J.

Non-Executive Director
200,000 +inf%
0.59
USD 118,000
200,000 +inf% 0.59 USD 118,000
2024-09-11 2021-12-10 S Sale

Sussman Norman

Chief Medical Officer

Officer
9,000 -100.0%
1.06
USD 9,495
9,000 -100.0% 1.06 USD 9,495
2021-12-09 2021-12-07 B Purchase

BENITO SIMON X

Non-Executive Director
20,000 +23.5%
1.02
USD 20,360
20,000 +23.5% 1.02 USD 20,360
2021-05-17 2021-05-14 PS Planned sale

Joice Judy R

Sr. VP Operations & Corp QA

Officer
60,137 -63.3%
1.72
USD 103,682
60,137 -63.3% 1.72 USD 103,682
2020-09-02 2020-09-01 S Sale

Bleichroeder LP

Large shareholder
250,000 -0.9%
1.68
USD 420,000
250,000 -0.9% 1.68 USD 420,000
2020-06-05 2020-06-03 PS Planned sale

Joice Judy R

Sr. VP Operations & Corp QA

Officer
22,956 -41.2%
2.45
USD 56,284
22,956 -41.2% 2.45 USD 56,284
2020-06-05 2020-06-03 PS Planned sale

Joice Judy R

Sr. VP Operations & Corp QA

Officer
34,864 -51.6%
2.45
USD 85,480
34,864 -51.6% 2.45 USD 85,480
2020-05-28 2020-05-26 S Sale

Bleichroeder LP

Large shareholder
39,388 -0.1%
2.50
USD 98,525
39,388 -0.1% 2.50 USD 98,525
2020-02-06 2020-02-06 B Purchase

Bleichroeder LP

Large shareholder
75,000 +0.3%
1.65
USD 123,623
75,000 +0.3% 1.65 USD 123,623
2020-02-06 2020-02-05 B Purchase

Bleichroeder LP

Large shareholder
74,998 +0.3%
1.69
USD 126,777
74,998 +0.3% 1.69 USD 126,777
2020-02-06 2020-02-04 B Purchase

Bleichroeder LP

Large shareholder
77,500 +0.3%
1.70
USD 131,510
77,500 +0.3% 1.70 USD 131,510
2019-06-24 2019-06-20 B Purchase

First Eagle Investment Management, LLC

Large shareholder
4,000,000 +17.8%
0.52
USD 2,080,000
4,000,000 +17.8% 0.52 USD 2,080,000
2019-06-11 2019-06-10 B Purchase

SAXE JON S

2,900 +2.0%
0.56
USD 1,623
2,900 +2.0% 0.56 USD 1,623
2019-06-11 2019-06-10 B Purchase

SAXE JON S

74 +0.1%
0.56
USD 41
74 +0.1% 0.56 USD 41
2019-06-11 2019-06-10 B Purchase

SAXE JON S

626 +0.4%
0.56
USD 350
626 +0.4% 0.56 USD 350
2019-06-11 2019-06-10 B Purchase

SAXE JON S

3,449 +2.4%
0.56
USD 1,922
3,449 +2.4% 0.56 USD 1,922
2019-06-11 2019-06-10 B Purchase

SAXE JON S

1,400 +1.0%
0.55
USD 775
1,400 +1.0% 0.55 USD 775
2019-06-11 2019-06-10 B Purchase

SAXE JON S

400 +0.3%
0.55
USD 221
400 +0.3% 0.55 USD 221
2019-06-11 2019-06-10 B Purchase

SAXE JON S

1,800 +1.3%
0.55
USD 993
1,800 +1.3% 0.55 USD 993
2019-06-11 2019-06-10 B Purchase

SAXE JON S

300 +0.2%
0.55
USD 165
300 +0.2% 0.55 USD 165
2019-06-11 2019-06-10 B Purchase

SAXE JON S

500 +0.4%
0.55
USD 275
500 +0.4% 0.55 USD 275
2019-06-11 2019-06-10 B Purchase

SAXE JON S

1,400 +1.0%
0.55
USD 764
1,400 +1.0% 0.55 USD 764
2019-06-11 2019-06-10 B Purchase

SAXE JON S

300 +0.2%
0.55
USD 164
300 +0.2% 0.55 USD 164
2019-06-11 2019-06-10 B Purchase

SAXE JON S

1,751 +1.3%
0.55
USD 955
1,751 +1.3% 0.55 USD 955
2019-06-11 2019-06-10 B Purchase

SAXE JON S

100 +0.1%
0.55
USD 55
100 +0.1% 0.55 USD 55
2019-06-11 2019-06-10 B Purchase

SAXE JON S

7,898 +6.2%
0.54
USD 4,304
7,898 +6.2% 0.54 USD 4,304
2019-06-11 2019-06-10 B Purchase

SAXE JON S

100 +0.1%
0.54
USD 54
100 +0.1% 0.54 USD 54
2019-06-11 2019-06-10 B Purchase

SAXE JON S

300 +0.2%
0.54
USD 163
300 +0.2% 0.54 USD 163
2019-06-11 2019-06-10 B Purchase

SAXE JON S

15 +0.0%
0.54
USD 8
15 +0.0% 0.54 USD 8
2019-06-11 2019-06-10 B Purchase

SAXE JON S

200 +0.2%
0.54
USD 109
200 +0.2% 0.54 USD 109
2019-06-11 2019-06-10 B Purchase

SAXE JON S

1,200 +1.0%
0.54
USD 653
1,200 +1.0% 0.54 USD 653
2019-06-11 2019-06-10 B Purchase

SAXE JON S

287 +0.2%
0.54
USD 156
287 +0.2% 0.54 USD 156
2019-05-28 2019-05-24 B Purchase

SAXE JON S

Non-Executive Director
4,600 +3.8%
0.63
USD 2,899
4,600 +3.8% 0.63 USD 2,899
2019-05-28 2019-05-24 B Purchase

SAXE JON S

Non-Executive Director
21,335 +21.5%
0.63
USD 13,443
21,335 +21.5% 0.63 USD 13,443
2019-05-28 2019-05-24 B Purchase

SAXE JON S

Non-Executive Director
4,065 +4.3%
0.63
USD 2,561
4,065 +4.3% 0.63 USD 2,561
2019-05-15 2019-05-13 B Purchase

SAXE JON S

Non-Executive Director
2,200 +2.4%
0.71
USD 1,558
2,200 +2.4% 0.71 USD 1,558
2019-05-15 2019-05-13 B Purchase

SAXE JON S

Non-Executive Director
6,500 +7.5%
0.70
USD 4,581
6,500 +7.5% 0.70 USD 4,581
2019-05-15 2019-05-13 B Purchase

SAXE JON S

Non-Executive Director
900 +1.1%
0.70
USD 634
900 +1.1% 0.70 USD 634
2019-05-14 2019-05-13 B Purchase

SAXE JON S

Non-Executive Director
800 +0.9%
0.70
USD 563
800 +0.9% 0.70 USD 563
2019-05-14 2019-05-13 B Purchase

SAXE JON S

Non-Executive Director
2,085 +2.5%
0.70
USD 1,465
2,085 +2.5% 0.70 USD 1,465
2019-05-14 2019-05-13 B Purchase

SAXE JON S

Non-Executive Director
37 +0.0%
0.70
USD 26
37 +0.0% 0.70 USD 26
2019-05-14 2019-05-13 B Purchase

SAXE JON S

Non-Executive Director
3,900 +5.0%
0.70
USD 2,737
3,900 +5.0% 0.70 USD 2,737
2019-05-14 2019-05-13 B Purchase

SAXE JON S

Non-Executive Director
1,798 +2.3%
0.70
USD 1,260
1,798 +2.3% 0.70 USD 1,260
2019-05-14 2019-05-13 B Purchase

SAXE JON S

Non-Executive Director
1,600 +2.1%
0.70
USD 1,121
1,600 +2.1% 0.70 USD 1,121
2019-05-14 2019-05-13 B Purchase

SAXE JON S

Non-Executive Director
4,826 +6.9%
0.70
USD 3,382
4,826 +6.9% 0.70 USD 3,382
2019-05-14 2019-05-13 B Purchase

SAXE JON S

Non-Executive Director
400 +0.6%
0.70
USD 280
400 +0.6% 0.70 USD 280
2019-05-14 2019-05-13 B Purchase

SAXE JON S

Non-Executive Director
864 +1.3%
0.70
USD 605
864 +1.3% 0.70 USD 605
2019-05-14 2019-05-13 B Purchase

SAXE JON S

Non-Executive Director
1,584 +2.3%
0.70
USD 1,109
1,584 +2.3% 0.70 USD 1,109
2019-05-14 2019-05-13 B Purchase

SAXE JON S

Non-Executive Director
1,391 +2.1%
0.70
USD 974
1,391 +2.1% 0.70 USD 974
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