Stock chart
Ticker: ALT Exchange: NMS


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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
2025-03-18 2025-03-17 B Purchase

Sohn Catherine A.

Non-Executive Director
1,000 +inf%
5.78
USD 5,785
1,000 +inf% 5.78 USD 5,785
2025-03-14 2025-03-13 B Purchase

WEAVER GREGORY L

Chief Financial Officer

Officer
10,000 +inf%
5.20
USD 51,996
10,000 +inf% 5.20 USD 51,996
2024-08-20 2024-08-19 S Sale

Drutz David

Non-Executive Director
8,184 -12.8%
6.88
USD 56,306
8,184 -12.8% 6.88 USD 56,306
2024-08-20 2024-08-19 S Sale

Drutz David

Non-Executive Director
7,827 -15.7%
6.93
USD 54,241
7,827 -15.7% 6.93 USD 54,241
2023-08-15 2023-08-15 B Purchase

Drutz David

Non-Executive Director
300 +1.0%
2.88
USD 863
300 +1.0% 2.88 USD 863
2023-03-24 2023-03-24 B Purchase

Eisenstadt Richard I

Chief Financial Officer

Officer
10,000 +83.3%
4.31
USD 43,140
10,000 +83.3% 4.31 USD 43,140
2023-03-27 2023-03-23 B Purchase

Drutz David

Non-Executive Director
9,000 +43.9%
4.27
USD 38,430
9,000 +43.9% 4.27 USD 38,430
2023-03-23 2023-03-23 B Purchase

Harris Matthew Scott

Chief Medical Officer

Officer
10,000 +42.9%
4.22
USD 42,200
10,000 +42.9% 4.22 USD 42,200
2022-12-22 2022-12-22 PS Planned sale

Pisano Wayne

Non-Executive Director
20,000 -70.2%
15.01
USD 300,268
20,000 -70.2% 15.01 USD 300,268
2022-09-01 2022-08-31 PS Planned sale

Garg Vipin K

President and CEO

Executive Director
20,000 -7.8%
20.02
USD 400,322
20,000 -7.8% 20.02 USD 400,322
2023-07-06 2022-08-12 S Sale

GILL JOHN

Non-Executive Director
2,714 -49.5%
15.00
USD 40,710
2,714 -49.5% 15.00 USD 40,710
2022-08-12 2022-08-12 PS Planned sale

Garg Vipin K

President and CEO

Executive Director
15,000 -5.5%
15.06
USD 225,890
15,000 -5.5% 15.06 USD 225,890
2022-07-05 2022-07-05 PS Planned sale

Roberts M Scot

Chief Scientific Officer

Officer
10,182 -55.1%
12.00
USD 122,184
10,182 -55.1% 12.00 USD 122,184
2022-07-05 2022-07-01 PS Planned sale

Roberts M Scot

Chief Scientific Officer

Officer
26,982 -60.4%
12.00
USD 323,784
26,982 -60.4% 12.00 USD 323,784
2022-06-28 2022-06-27 PS Planned sale

Roberts M Scot

Chief Scientific Officer

Officer
37,352 -67.8%
12.00
USD 448,254
37,352 -67.8% 12.00 USD 448,254
2022-06-28 2022-06-27 PS Planned sale

Jorkasky Diane

Non-Executive Director
17,610 -100.0%
11.75
USD 206,944
17,610 -100.0% 11.75 USD 206,944
2022-06-16 2022-06-15 B Purchase

Drutz David

Non-Executive Director
1,000 +5.3%
8.00
USD 8,000
1,000 +5.3% 8.00 USD 8,000
2022-05-25 2022-05-24 B Purchase

Drutz David

Non-Executive Director
1,200 +6.7%
4.50
USD 5,400
1,200 +6.7% 4.50 USD 5,400
2022-03-02 2022-02-28 PS Planned sale

Harris Matthew Scott

Chief Medical Officer

Officer
30,000 -72.2%
7.52
USD 225,600
30,000 -72.2% 7.52 USD 225,600
2021-03-01 2021-03-01 PS Planned sale

Hodges Philip

Non-Executive Director
6,000 -40.7%
16.08
USD 96,480
6,000 -40.7% 16.08 USD 96,480
2020-12-11 2020-12-10 B Purchase

Schafer Klaus

Non-Executive Director
2,000 +29.0%
11.99
USD 23,980
2,000 +29.0% 11.99 USD 23,980
2020-12-02 2020-12-01 PS Planned sale

Hodges Philip

Non-Executive Director
1,227 -100.0%
13.54
USD 16,614
1,227 -100.0% 13.54 USD 16,614
2020-12-02 2020-11-30 PS Planned sale

GILL JOHN

Non-Executive Director
8,425 -42.9%
11.92
USD 100,426
8,425 -42.9% 11.92 USD 100,426
2020-12-02 2020-11-30 PS Planned sale

Hodges Philip

Non-Executive Director
2,500 -14.5%
12.00
USD 30,000
2,500 -14.5% 12.00 USD 30,000
2020-11-13 2020-11-12 PS Planned sale

Schafer Klaus

Non-Executive Director
10,150 -59.5%
9.91
USD 100,587
10,150 -59.5% 9.91 USD 100,587
2020-11-13 2020-11-12 PS Planned sale

Pisano Wayne

Non-Executive Director
10,352 -54.9%
9.90
USD 102,485
10,352 -54.9% 9.90 USD 102,485
2020-11-13 2020-11-12 PS Planned sale

Harris Matthew Scott

Non-Executive Director
4,015 -49.7%
10.02
USD 40,230
4,015 -49.7% 10.02 USD 40,230
2020-06-15 2020-06-15 B Purchase

Venrock Healthcare Capital Partners III, L.P.

Large shareholder
1,500,000 +50.0%
7.54
USD 11,310,000
1,500,000 +50.0% 7.54 USD 11,310,000
2020-05-28 2020-05-28 B Purchase

Venrock Healthcare Capital Partners III, L.P.

Large shareholder
173,711 +6.1%
8.87
USD 1,540,817
173,711 +6.1% 8.87 USD 1,540,817
2020-05-28 2020-05-28 B Purchase

Venrock Healthcare Capital Partners III, L.P.

Large shareholder
27,763 +1.0%
7.79
USD 216,274
27,763 +1.0% 7.79 USD 216,274
2020-05-28 2020-05-27 B Purchase

Venrock Healthcare Capital Partners III, L.P.

Large shareholder
277,000 +11.0%
7.92
USD 2,193,840
277,000 +11.0% 7.92 USD 2,193,840
2020-05-28 2020-05-27 B Purchase

Venrock Healthcare Capital Partners III, L.P.

Large shareholder
125,162 +5.2%
7.23
USD 904,921
125,162 +5.2% 7.23 USD 904,921
2020-05-28 2020-05-26 B Purchase

Venrock Healthcare Capital Partners III, L.P.

Large shareholder
390,547 +19.5%
9.78
USD 3,819,550
390,547 +19.5% 9.78 USD 3,819,550
2020-05-28 2020-05-26 B Purchase

Venrock Healthcare Capital Partners III, L.P.

Large shareholder
309,453 +18.2%
8.79
USD 2,720,092
309,453 +18.2% 8.79 USD 2,720,092
2020-05-18 2020-05-15 S Sale

VELOCITY PHARMACEUTICAL HOLDINGS LLC

Large shareholder
30,622 -1.8%
4.65
USD 142,392
30,622 -1.8% 4.65 USD 142,392
2020-05-18 2020-05-14 S Sale

VELOCITY PHARMACEUTICAL HOLDINGS LLC

Large shareholder
169,378 -9.0%
4.81
USD 814,708
169,378 -9.0% 4.81 USD 814,708
2019-09-05 2019-09-05 B Purchase

Garg Vipin K

President and CEO

Executive Director
20,000 +6.2%
2.10
USD 42,000
20,000 +6.2% 2.10 USD 42,000
2018-10-11 2018-10-09 B Purchase

Pisano Wayne

Non-Executive Director
2,000 +inf%
4.59
USD 9,180
2,000 +inf% 4.59 USD 9,180
2018-05-29 2018-05-25 B Purchase

Enright William

President and CEO

Executive Director
1,300 +0.4%
0.51
USD 660
1,300 +0.4% 0.51 USD 660
2018-01-03 2017-12-29 B Purchase

SAYARE MITCHEL

Non-Executive Director
5,100 +18.5%
1.95
USD 9,963
5,100 +18.5% 1.95 USD 9,963
2018-01-02 2017-12-29 B Purchase

SCHAFFER DERACE L

Non-Executive Director
38,699 +7.0%
1.93
USD 74,778
38,699 +7.0% 1.93 USD 74,778
2018-01-02 2017-12-28 B Purchase

SCHAFFER DERACE L

Non-Executive Director
58,711 +11.9%
1.92
USD 112,672
58,711 +11.9% 1.92 USD 112,672
2017-12-27 2017-12-27 B Purchase

SCHAFFER DERACE L

27,706 +6.0%
1.77
USD 49,040
27,706 +6.0% 1.77 USD 49,040
2017-12-27 2017-12-27 B Purchase

SCHAFFER DERACE L

50,000 +12.1%
1.76
USD 88,170
50,000 +12.1% 1.76 USD 88,170
2017-12-27 2017-12-26 B Purchase

SCHAFFER DERACE L

51,442 +14.2%
1.81
USD 93,269
51,442 +14.2% 1.81 USD 93,269
2017-12-27 2017-12-22 B Purchase

SCHAFFER DERACE L

17,982 +5.2%
1.61
USD 28,877
17,982 +5.2% 1.61 USD 28,877
2017-12-08 2017-12-07 B Purchase

SCHAFFER DERACE L

7,639 +2.3%
1.74
USD 13,308
7,639 +2.3% 1.74 USD 13,308
2017-12-08 2017-12-06 B Purchase

SCHAFFER DERACE L

16,106 +5.0%
1.80
USD 28,996
16,106 +5.0% 1.80 USD 28,996
2017-12-05 2017-12-05 B Purchase

SCHAFFER DERACE L

13,495 +4.4%
1.78
USD 23,987
13,495 +4.4% 1.78 USD 23,987
2017-12-05 2017-12-04 B Purchase

SCHAFFER DERACE L

7,300 +2.4%
1.81
USD 13,195
7,300 +2.4% 1.81 USD 13,195
2017-12-05 2017-12-01 B Purchase

SCHAFFER DERACE L

5,215 +1.8%
1.80
USD 9,405
5,215 +1.8% 1.80 USD 9,405
2017-11-30 2017-11-30 B Purchase

SCHAFFER DERACE L

12,978 +4.6%
1.84
USD 23,816
12,978 +4.6% 1.84 USD 23,816
2017-11-30 2017-11-29 B Purchase

SCHAFFER DERACE L

7,942 +2.9%
1.94
USD 15,377
7,942 +2.9% 1.94 USD 15,377
2017-11-30 2017-11-28 B Purchase

SCHAFFER DERACE L

12,395 +4.7%
1.97
USD 24,445
12,395 +4.7% 1.97 USD 24,445
2017-11-27 2017-11-27 B Purchase

SCHAFFER DERACE L

10,042 +4.0%
2.00
USD 20,060
10,042 +4.0% 2.00 USD 20,060
2017-11-27 2017-11-24 B Purchase

SCHAFFER DERACE L

6,505 +2.7%
2.02
USD 13,162
6,505 +2.7% 2.02 USD 13,162
2017-11-27 2017-11-22 B Purchase

SCHAFFER DERACE L

5,261 +2.2%
2.10
USD 11,061
5,261 +2.2% 2.10 USD 11,061
2017-11-21 2017-11-21 B Purchase

SCHAFFER DERACE L

7,236 +3.1%
2.06
USD 14,905
7,236 +3.1% 2.06 USD 14,905
2017-11-21 2017-11-20 B Purchase

SCHAFFER DERACE L

4,800 +2.1%
2.07
USD 9,958
4,800 +2.1% 2.07 USD 9,958
2017-11-21 2017-11-17 B Purchase

SCHAFFER DERACE L

6,295 +2.8%
2.12
USD 13,352
6,295 +2.8% 2.12 USD 13,352
2017-08-28 2017-08-25 B Purchase

SCHAFFER DERACE L

50,000 +29.1%
2.25
USD 112,390
50,000 +29.1% 2.25 USD 112,390
2017-08-28 2017-08-24 B Purchase

SCHAFFER DERACE L

17,326 +11.2%
2.24
USD 38,892
17,326 +11.2% 2.24 USD 38,892
2017-08-24 2017-08-23 B Purchase

Drutz David

5,000 +19.4%
2.27
USD 11,340
5,000 +19.4% 2.27 USD 11,340
2017-08-23 2017-08-23 B Purchase

SCHAFFER DERACE L

43,352 +39.0%
2.22
USD 96,350
43,352 +39.0% 2.22 USD 96,350
2017-08-24 2017-08-22 B Purchase

Drutz David

5,000 +24.1%
2.15
USD 10,758
5,000 +24.1% 2.15 USD 10,758
2017-08-23 2017-08-22 B Purchase

SCHAFFER DERACE L

5,958 +5.7%
2.10
USD 12,519
5,958 +5.7% 2.10 USD 12,519
2017-08-23 2017-08-21 B Purchase

SCHAFFER DERACE L

690 +0.7%
2.02
USD 1,395
690 +0.7% 2.02 USD 1,395
2018-02-23 2017-06-06 B Purchase

Roberts M Scot

Chief Scientific Officer

Officer
449 +inf%
4.42
USD 1,985
449 +inf% 4.42 USD 1,985
2017-06-06 2017-06-02 B Purchase

GILL JOHN

1,000 +1.2%
4.34
USD 4,344
1,000 +1.2% 4.34 USD 4,344
2016-12-09 2016-12-09 S Sale

PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.

Large shareholder
436,324 -6.2%
3.26
USD 1,422,416
436,324 -6.2% 3.26 USD 1,422,416
2016-12-09 2016-12-08 S Sale

PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.

Large shareholder
440,479 -5.9%
3.25
USD 1,431,557
440,479 -5.9% 3.25 USD 1,431,557
2016-12-09 2016-12-07 S Sale

PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.

Large shareholder
477,829 -6.0%
3.26
USD 1,557,723
477,829 -6.0% 3.26 USD 1,557,723
2016-04-15 2016-04-13 PS Planned sale

RICHMAN ERIC I

Non-Executive Director
75,000 -29.8%
2.20
USD 165,000
75,000 -29.8% 2.20 USD 165,000
2016-04-15 2016-04-13 PS Planned sale

RICHMAN ERIC I

Non-Executive Director
91,121 -34.0%
2.20
USD 200,466
91,121 -34.0% 2.20 USD 200,466
2016-04-15 2016-04-13 PS Planned sale

RICHMAN ERIC I

Non-Executive Director
150,000 -45.9%
2.20
USD 330,000
150,000 -45.9% 2.20 USD 330,000
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