Stock chart
Ticker: ALDX 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
2025-04-07 2025-04-03 S Sale

PERCEPTIVE ADVISORS LLC

Large shareholder
3,400,000 -36.7%
1.42
USD 4,828,000
3,400,000 -36.7% 1.42 USD 4,828,000
2024-08-14 2024-08-12 PS Planned sale

Greenberg Bruce

See Remarks

Officer
10,834 -7.9%
4.74
USD 51,313
10,834 -7.9% 4.74 USD 51,313
2024-08-14 2024-08-12 S Sale

Machatha Stephen

Chief Development Officer

Officer
16,041 -6.3%
4.74
USD 75,975
16,041 -6.3% 4.74 USD 75,975
2024-04-08 2024-04-05 B Purchase

PERCEPTIVE ADVISORS LLC

Large shareholder
37,712 +0.4%
4.74
USD 178,755
37,712 +0.4% 4.74 USD 178,755
2024-04-08 2024-04-04 B Purchase

PERCEPTIVE ADVISORS LLC

Large shareholder
140,281 +1.5%
4.67
USD 655,112
140,281 +1.5% 4.67 USD 655,112
2024-04-03 2024-04-03 B Purchase

PERCEPTIVE ADVISORS LLC

Large shareholder
309,847 +3.5%
4.09
USD 1,267,274
309,847 +3.5% 4.09 USD 1,267,274
2024-04-03 2024-04-02 B Purchase

PERCEPTIVE ADVISORS LLC

Large shareholder
186,051 +2.2%
3.44
USD 640,015
186,051 +2.2% 3.44 USD 640,015
2024-04-03 2024-04-01 B Purchase

PERCEPTIVE ADVISORS LLC

Large shareholder
8,374 +0.1%
3.25
USD 27,216
8,374 +0.1% 3.25 USD 27,216
2024-03-12 2024-03-12 S Sale

Machatha Stephen

Chief Development Officer

Officer
11,537 -4.5%
3.16
USD 36,503
11,537 -4.5% 3.16 USD 36,503
2024-03-12 2024-03-12 S Sale

Brady Todd C

President and CEO

Executive Director
85,324 -5.5%
3.05
USD 260,238
85,324 -5.5% 3.05 USD 260,238
2024-03-12 2024-03-11 S Sale

Machatha Stephen

Chief Development Officer

Officer
18,231 -6.7%
3.41
USD 62,102
18,231 -6.7% 3.41 USD 62,102
2024-03-12 2024-03-11 S Sale

Brady Todd C

President and CEO

Executive Director
97,914 -5.9%
3.27
USD 320,521
97,914 -5.9% 3.27 USD 320,521
2024-03-12 2024-03-11 S Sale

Greenberg Bruce

See Remarks

Officer
13,201 -9.9%
3.41
USD 44,968
13,201 -9.9% 3.41 USD 44,968
2023-10-18 2023-10-18 S Sale

PERCEPTIVE ADVISORS LLC

Large shareholder
306,499 -3.4%
1.74
USD 533,308
306,499 -3.4% 1.74 USD 533,308
2023-10-18 2023-10-16 S Sale

PERCEPTIVE ADVISORS LLC

Large shareholder
2,450,000 -21.6%
1.60
USD 3,920,000
2,450,000 -21.6% 1.60 USD 3,920,000
2024-10-21 2023-04-12 B Purchase

Miller-Rich Nancy

Non-Executive Director
509 +123.2%
10.13
USD 5,156
509 +123.2% 10.13 USD 5,156
2022-08-11 2022-08-10 B Purchase

PERCEPTIVE ADVISORS LLC

Large shareholder
15,000 +0.1%
7.85
USD 117,750
15,000 +0.1% 7.85 USD 117,750
2022-08-11 2022-08-09 B Purchase

PERCEPTIVE ADVISORS LLC

Large shareholder
100,000 +0.9%
7.50
USD 750,000
100,000 +0.9% 7.50 USD 750,000
2022-08-10 2022-08-08 B Purchase

PERCEPTIVE ADVISORS LLC

Large shareholder
97,000 +0.9%
7.24
USD 702,280
97,000 +0.9% 7.24 USD 702,280
2022-08-09 2022-08-05 B Purchase

PERCEPTIVE ADVISORS LLC

Large shareholder
141,000 +1.3%
6.95
USD 979,950
141,000 +1.3% 6.95 USD 979,950
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