Insider Trading - Yu Calvin

Real time insider trading transaction history:

  1. Insiders must file a Form 4 covering their trades within two business days.
  2. Section 16 prohibits insiders from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period:
Insider Trading Transactions for Yu Calvin

Common stock purchase or sale:
Transaction
Date
Reported
DateTime
Company Symbol Insider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2019-12-03
Sale
2019-12-05
4:25 pm
Alector Inc. ALEC Yu Calvin
VP
1,315 $18.31 $24,078 175,294
(Direct)
View
2020-02-04
Sale
2020-02-06
5:18 pm
Alector Inc. ALEC Yu Calvin
VP
63,541 $30.04 $1,908,772 161,753
(Direct)
View
2020-02-06
Sale
2020-02-10
4:42 pm
Alector Inc. ALEC Yu Calvin
VP
26,654 $35.02 $933,371 229,737
(Direct)
View
2020-06-03
Sale
2020-06-05
4:40 pm
Alector Inc. ALEC Yu Calvin
VP
1,343 $31.26 $41,981 110,686
(Direct)
View
2021-06-02
Sale
2021-06-03
7:39 pm
Alector Inc. ALEC Yu Calvin
VP
1,844 $17.77 $32,768 126,686
(Direct)
View
2021-07-02
Sale
2021-07-07
7:38 pm
Alector Inc. ALEC Yu Calvin
VP
114,174 $32.8 $3,744,601 220,498
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
Company Symnbol Insider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2019-11-06
Option Award
2019-11-08
4:31 pm
N/A
2029-11-05
Alector Inc. ALEC Yu Calvin
VP
80,000 $0 80,000
(Direct)
View
2020-02-04
Exercise
2020-02-06
5:18 pm
N/A
N/A
Alector Inc. ALEC Yu Calvin
VP
13,541 $8.16 161,753
(Direct)
View
2020-02-04
Exercise
2020-02-06
5:18 pm
N/A
2028-07-01
Alector Inc. ALEC Yu Calvin
VP
13,541 $0 161,753
(Direct)
View
2020-02-06
Exercise
2020-02-10
4:42 pm
N/A
N/A
Alector Inc. ALEC Yu Calvin
VP
3,921 $8.16 229,737
(Direct)
View
2020-02-06
Exercise
2020-02-10
4:42 pm
N/A
2028-07-01
Alector Inc. ALEC Yu Calvin
VP
12,046 $0 229,737
(Direct)
View
2020-02-06
Exercise
2020-02-10
4:42 pm
N/A
N/A
Alector Inc. ALEC Yu Calvin
VP
8,125 $10.14 229,737
(Direct)
View
2020-10-01
Option Award
2020-10-05
4:31 pm
N/A
2030-09-30
Alector Inc. ALEC Yu Calvin
VP
67,526 $0 67,526
(Direct)
View
2021-05-07
Option Award
2021-05-11
6:48 pm
N/A
N/A
Alector Inc. ALEC Yu Calvin
VP
16,000 $0 126,686
(Direct)
View
2021-07-02
Exercise
2021-07-07
7:38 pm
N/A
N/A
Alector Inc. ALEC Yu Calvin
VP
32,837 $17.15 220,498
(Direct)
View
2021-07-02
Exercise
2021-07-07
7:38 pm
N/A
N/A
Alector Inc. ALEC Yu Calvin
VP
19,462 $8.16 220,498
(Direct)
View
2021-07-02
Exercise
2021-07-07
7:38 pm
N/A
2028-07-02
Alector Inc. ALEC Yu Calvin
VP
64,174 $0 220,498
(Direct)
View
2021-07-02
Exercise
2021-07-07
7:38 pm
N/A
N/A
Alector Inc. ALEC Yu Calvin
VP
11,875 $10.14 220,498
(Direct)
View