-
Signature
-
/s/ Aby Mathew
-
Issuer symbol
-
BLFS
-
Transactions as of
-
18 Oct 2021
-
Net transactions value
-
-$800,300
-
Form type
-
4
-
Filing time
-
20 Oct 2021, 20:00:20 UTC
Transactions Table
| Type |
Sym |
Class |
Transaction |
Value $ |
Shares |
Change % |
* Price $ |
Shares After |
Date |
Ownership |
Footnotes |
| transaction |
BLFS |
Common Stock |
Options Exercise |
$16,400 |
+10,000 |
+4.8% |
$1.64* |
217,198 |
18 Oct 2021 |
Direct |
|
| transaction |
BLFS |
Common Stock |
Sale |
$413,400 |
-10,000 |
-4.6% |
$41.34 |
207,198 |
18 Oct 2021 |
Direct |
F1, F2 |
| transaction |
BLFS |
Common Stock |
Options Exercise |
$16,400 |
+10,000 |
+4.8% |
$1.64* |
217,198 |
20 Oct 2021 |
Direct |
|
| transaction |
BLFS |
Common Stock |
Sale |
$419,700 |
-10,000 |
-4.6% |
$41.97 |
207,198 |
20 Oct 2021 |
Direct |
F1, F3 |
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 |
BLFS |
Employee Stock Option |
Options Exercise |
$0 |
-10,000 |
-17% |
$0.000000 |
48,853 |
18 Oct 2021 |
Common Stock |
10,000 |
$1.64 |
Direct |
F4 |
| transaction |
BLFS |
Employee Stock Option |
Options Exercise |
$0 |
-10,000 |
-20% |
$0.000000 |
38,853 |
20 Oct 2021 |
Common Stock |
10,000 |
$1.64 |
Direct |
F4 |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.
Explanation of Responses: