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Signature
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/s/ Kent A. Tapper, as Attorney-in-Fact
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Stock symbol
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ALT
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Transactions as of
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Jun 20, 2022
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Transactions value $
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$670
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Form type
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4
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Date filed
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6/22/2022, 04:10 PM
Transactions Table
Type |
Sym |
Class |
Transaction |
Value $ |
Shares |
Change % |
* Price $ |
Shares After |
Date |
Ownership |
Footnotes |
transaction |
ALT |
Common Stock, par value $0.0001 |
Options Exercise |
$144 |
+60 |
+0.67% |
$2.40 |
8.96K |
Jun 20, 2022 |
Direct |
|
transaction |
ALT |
Common Stock, par value $0.0001 |
Options Exercise |
$382 |
+159 |
+1.77% |
$2.40 |
9.12K |
Jun 20, 2022 |
Direct |
|
transaction |
ALT |
Common Stock, par value $0.0001 |
Options Exercise |
$144 |
+60 |
+0.66% |
$2.40 |
9.18K |
Jun 20, 2022 |
Direct |
|
Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)
Type |
Sym |
Class |
Transaction |
Value $ |
Shares |
Change % |
* Price $ |
Shares After |
Date |
Underlying Class |
Amount |
Exercise Price |
Ownership |
Footnotes |
transaction |
ALT |
Stock Options (option to buy) |
Options Exercise |
$0 |
-60 |
-100% |
$0.00* |
0 |
Jun 20, 2022 |
Common Stock, par value $0.0001 |
60 |
$2.40 |
Direct |
F1, F3 |
transaction |
ALT |
Stock Options (option to buy) |
Options Exercise |
$0 |
-159 |
-100% |
$0.00* |
0 |
Jun 20, 2022 |
Common Stock, par value $0.0001 |
159 |
$2.40 |
Direct |
F2, F3 |
transaction |
ALT |
Stock Options (option to buy) |
Options Exercise |
$0 |
-60 |
-100% |
$0.00* |
0 |
Jun 20, 2022 |
Common Stock, par value $0.0001 |
60 |
$2.40 |
Direct |
F1, F3 |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.
Explanation of Responses:
Remarks:
Exhibit 24 - Power of Attorney