Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"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>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2021-09-22 Sale |
2021-09-23 9:12 pm |
Alector Inc. | ALEC | Rosenthal Arnon Chief Executive Officer |
109,625 | $25.31 | $2,774,755 | 5,895,601 (Indirect Direct) |
View |
2021-09-20 Sale |
2021-09-22 4:54 pm |
Alector Inc. | ALEC | Rosenthal Arnon Chief Executive Officer |
200,000 | $25.96 | $5,191,827 | 6,005,226 (Indirect Direct) |
View |
2021-08-09 Sale |
2021-08-11 6:23 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
22,950 | $27.18 | $623,767 | 431,019 (Direct) |
View |
2021-07-02 Sale |
2021-08-09 6:13 pm |
Alector Inc. | ALEC | SCHELLER RICHARD H Director |
66,241 | $28.2 | $1,868,150 | 25,574 (Direct) |
View |
2021-07-06 Sale |
2021-07-08 6:24 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
59,749 | $38 | $2,270,404 | 553,518 (Direct) |
View |
2021-07-02 Sale |
2021-07-07 7:38 pm |
Alector Inc. | ALEC | Yu Calvin Vice President, Finance |
114,174 | $32.8 | $3,744,601 | 220,498 (Direct) |
View |
2021-07-02 Sale |
2021-07-07 7:02 pm |
Alector Inc. | ALEC | King Robert Chief Development Officer |
60,000 | $31.14 | $1,868,400 | 712,317 (Direct) |
View |
2021-07-01 Sale |
2021-07-06 6:14 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
56,726 | $26.94 | $1,528,324 | 363,868 (Direct) |
View |
2021-06-15 Sale |
2021-06-21 4:15 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
34,600 | $22.08 | $764,002 | 480,036 (Direct) |
View |
2021-06-08 Sale |
2021-06-10 5:24 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
19,175 | $19.18 | $367,745 | 431,086 (Direct) |
View |
2021-06-02 Sale |
2021-06-03 7:39 pm |
Alector Inc. | ALEC | Yu Calvin Vice President, Finance |
1,844 | $17.77 | $32,768 | 126,686 (Direct) |
View |
2021-05-21 Sale |
2021-05-25 7:17 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
14,975 | $18.14 | $271,681 | 450,261 (Direct) |
View |
2021-05-18 Sale |
2021-05-20 5:20 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
4,200 | $18.04 | $75,786 | 465,236 (Direct) |
View |
2021-04-07 Sale |
2021-04-08 8:18 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
22,300 | $19.2 | $428,050 | 556,311 (Direct) |
View |
2021-03-22 Sale |
2021-03-24 4:36 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
43,800 | $22.74 | $995,874 | 540,635 (Direct) |
View |
2021-03-09 Sale |
2021-03-10 6:29 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
19,175 | $18.12 | $347,405 | 472,411 (Direct) |
View |
2021-02-09 Sale |
2021-02-11 5:08 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
19,175 | $20.81 | $399,055 | 491,586 (Direct) |
View |
2021-01-25 Sale |
2021-01-27 6:53 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
57,308 | $18 | $1,031,769 | 835,111 (Direct) |
View |
2021-01-19 Sale |
2021-01-21 6:46 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
38,567 | $18.09 | $697,763 | 930,986 (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 |
2021-10-01 Option Award(A) |
2021-10-08 4:06 pm |
N/A N/A |
Alector Inc. | ALEC | King Robert Chief Development Officer |
5,939 | $0 | 528,256 (Direct) |
View |
2021-10-01 Option Award |
2021-10-04 6:57 pm |
N/A 2031-10-01 |
Alector Inc. | ALEC | King Robert Chief Development Officer |
43,602 | $0 | 565,919 (Direct) |
View |
2021-10-01 Option Award |
2021-10-04 6:53 pm |
N/A 2031-10-01 |
Alector Inc. | ALEC | Rosenthal Arnon Chief Executive Officer |
417,213 | $0 | 417,213 (Direct) |
View |
2021-09-23 Option Award |
2021-09-27 8:00 pm |
N/A 2031-09-23 |
Alector Inc. | ALEC | GAROFALO ELIZABETH A. Director |
33,235 | $0 | 33,235 (Direct) |
View |
2021-08-09 Exercise |
2021-08-11 6:23 pm |
N/A 2028-07-02 |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
22,950 | $0 | 431,019 (Direct) |
View |
2021-08-09 Exercise |
2021-08-11 6:23 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
4,525 | $17.15 | 431,019 (Direct) |
View |
2021-08-09 Exercise |
2021-08-11 6:23 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
8,734 | $10.14 | 431,019 (Direct) |
View |
2021-08-09 Exercise |
2021-08-11 6:23 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
9,691 | $8.16 | 431,019 (Direct) |
View |
2021-08-05 Exercise |
2021-08-09 6:13 pm |
N/A 2028-11-05 |
Alector Inc. | ALEC | SCHELLER RICHARD H Director |
56,260 | $0 | 25,574 (Direct) |
View |
2021-08-05 Exercise |
2021-08-09 6:13 pm |
N/A N/A |
Alector Inc. | ALEC | SCHELLER RICHARD H Director |
56,260 | $10.14 | 25,574 (Direct) |
View |
2021-07-06 Exercise |
2021-07-08 6:24 pm |
N/A 2029-11-06 |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
59,749 | $0 | 553,518 (Direct) |
View |
2021-07-06 Exercise |
2021-07-08 6:24 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
40,574 | $17.15 | 553,518 (Direct) |
View |
2021-07-07 Exercise |
2021-07-08 6:24 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
11,883 | $10.14 | 553,518 (Direct) |
View |
2021-07-07 Exercise |
2021-07-08 6:24 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
7,292 | $8.16 | 553,518 (Direct) |
View |
2021-07-02 Exercise |
2021-07-07 7:38 pm |
N/A 2028-07-02 |
Alector Inc. | ALEC | Yu Calvin Vice President, Finance |
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 Vice President, Finance |
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 Vice President, Finance |
11,875 | $10.14 | 220,498 (Direct) |
View |
2021-07-02 Exercise |
2021-07-07 7:38 pm |
N/A N/A |
Alector Inc. | ALEC | Yu Calvin Vice President, Finance |
19,462 | $8.16 | 220,498 (Direct) |
View |
2021-07-02 Exercise |
2021-07-07 7:02 pm |
N/A 2028-07-02 |
Alector Inc. | ALEC | King Robert Chief Development Officer |
60,000 | $0 | 712,317 (Direct) |
View |
2021-07-02 Exercise |
2021-07-07 7:02 pm |
N/A N/A |
Alector Inc. | ALEC | King Robert Chief Development Officer |
30,000 | $10.14 | 712,317 (Direct) |
View |
2021-07-02 Exercise |
2021-07-07 7:02 pm |
N/A N/A |
Alector Inc. | ALEC | King Robert Chief Development Officer |
30,000 | $8.16 | 712,317 (Direct) |
View |
2021-07-02 Exercise |
2021-07-06 6:14 pm |
N/A 2029-11-06 |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
17,326 | $0 | 363,868 (Direct) |
View |
2021-07-02 Exercise |
2021-07-06 6:14 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
17,326 | $17.15 | 363,868 (Direct) |
View |
2021-06-17 Option Award |
2021-06-22 5:13 pm |
N/A 2031-06-17 |
Alector Inc. | ALEC | Yaffe Kristine Director |
25,709 | $0 | 25,709 (Direct) |
View |
2021-06-17 Option Award |
2021-06-22 5:09 pm |
N/A 2031-06-17 |
Alector Inc. | ALEC | Wehner David M. Director |
25,709 | $0 | 25,709 (Direct) |
View |
2021-06-17 Option Award |
2021-06-22 5:05 pm |
N/A 2031-06-17 |
Alector Inc. | ALEC | SCHELLER RICHARD H Director |
25,709 | $0 | 25,709 (Direct) |
View |
2021-06-17 Option Award |
2021-06-22 4:58 pm |
N/A 2031-06-17 |
Alector Inc. | ALEC | MCGUIRE TERRANCE Director |
25,709 | $0 | 25,709 (Direct) |
View |
2021-06-17 Option Award |
2021-06-22 4:48 pm |
N/A 2031-06-17 |
Alector Inc. | ALEC | LAVIGNE LOUIS J JR Director |
25,709 | $0 | 25,709 (Direct) |
View |
2021-06-17 Option Award |
2021-06-22 4:43 pm |
N/A 2031-06-17 |
Alector Inc. | ALEC | Hammond Paula Director |
25,709 | $0 | 25,709 (Direct) |
View |
2021-06-17 Option Award |
2021-06-22 4:39 pm |
N/A 2031-06-17 |
Alector Inc. | ALEC | Gerngross Tillman U. Director |
25,709 | $0 | 25,709 (Direct) |
View |
2021-06-15 Exercise |
2021-06-21 4:15 pm |
N/A 2028-07-02 |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
34,600 | $0 | 480,036 (Direct) |
View |
2021-06-15 Exercise |
2021-06-21 4:15 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
17,500 | $10.14 | 480,036 (Direct) |
View |
2021-06-15 Exercise |
2021-06-21 4:15 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
17,100 | $8.16 | 480,036 (Direct) |
View |
2021-06-08 Exercise |
2021-06-10 5:24 pm |
N/A 2028-07-02 |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
19,175 | $0 | 431,086 (Direct) |
View |
2021-06-08 Exercise |
2021-06-10 5:24 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
11,883 | $10.14 | 431,086 (Direct) |
View |
2021-06-08 Exercise |
2021-06-10 5:24 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
7,292 | $8.16 | 431,086 (Direct) |
View |
2021-05-21 Exercise |
2021-05-25 7:17 pm |
N/A 2028-07-02 |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
14,975 | $0 | 450,261 (Direct) |
View |
2021-05-21 Exercise |
2021-05-25 7:17 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
784 | $10.14 | 450,261 (Direct) |
View |
2021-05-21 Exercise |
2021-05-25 7:17 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
14,191 | $8.16 | 450,261 (Direct) |
View |
2021-05-18 Exercise |
2021-05-20 5:20 pm |
N/A 2028-07-02 |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
4,200 | $0 | 465,236 (Direct) |
View |
2021-05-18 Exercise |
2021-05-20 5:20 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
1,300 | $10.14 | 465,236 (Direct) |
View |
2021-05-18 Exercise |
2021-05-20 5:20 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
2,900 | $8.16 | 465,236 (Direct) |
View |
2021-05-07 Option Award |
2021-05-11 6:48 pm |
N/A N/A |
Alector Inc. | ALEC | Yu Calvin Vice President, Finance |
16,000 | $0 | 126,686 (Direct) |
View |
2021-05-07 Option Award |
2021-05-11 6:43 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
60,000 | $0 | 273,719 (Direct) |
View |
2021-05-07 Option Award |
2021-05-11 6:39 pm |
N/A N/A |
Alector Inc. | ALEC | King Robert Chief Development Officer |
45,000 | $0 | 522,317 (Direct) |
View |
2021-05-07 Option Award |
2021-05-11 6:34 pm |
N/A N/A |
Alector Inc. | ALEC | SULIMAN SHEHNAAZ President and COO |
100,000 | $0 | 100,000 (Direct) |
View |
2021-05-07 Option Award |
2021-05-11 6:22 pm |
N/A N/A |
Alector Inc. | ALEC | Rosenthal Arnon Chief Executive Officer |
150,000 | $0 | 6,205,226 (Direct) |
View |
2021-04-07 Exercise |
2021-04-08 8:18 pm |
N/A 2028-07-02 |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
22,300 | $0 | 556,311 (Direct) |
View |
2021-04-07 Exercise |
2021-04-08 8:18 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
3,125 | $17.15 | 556,311 (Direct) |
View |
2021-04-07 Exercise |
2021-04-08 8:18 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
2,083 | $10.14 | 556,311 (Direct) |
View |
2021-04-07 Exercise |
2021-04-08 8:18 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
17,092 | $8.16 | 556,311 (Direct) |
View |
2021-03-22 Exercise |
2021-03-24 4:36 pm |
N/A 2028-07-02 |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
43,800 | $0 | 540,635 (Direct) |
View |
2021-03-22 Exercise |
2021-03-24 4:36 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
43,800 | $8.16 | 540,635 (Direct) |
View |
2021-03-09 Exercise |
2021-03-10 6:29 pm |
N/A 2028-07-02 |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
19,175 | $0 | 472,411 (Direct) |
View |
2021-03-09 Exercise |
2021-03-10 6:29 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
2,083 | $10.14 | 472,411 (Direct) |
View |
2021-03-09 Exercise |
2021-03-10 6:29 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
17,092 | $8.16 | 472,411 (Direct) |
View |
2021-02-09 Exercise |
2021-02-11 5:08 pm |
N/A 2028-07-02 |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
19,175 | $0 | 491,586 (Direct) |
View |
2021-02-09 Exercise |
2021-02-11 5:08 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
2,084 | $10.14 | 491,586 (Direct) |
View |
2021-02-09 Exercise |
2021-02-11 5:08 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
17,091 | $8.16 | 491,586 (Direct) |
View |
2021-01-25 Exercise |
2021-01-27 6:53 pm |
N/A 2028-07-02 |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
57,308 | $0 | 835,111 (Direct) |
View |
2021-01-25 Exercise |
2021-01-27 6:53 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
6,250 | $10.14 | 835,111 (Direct) |
View |
2021-01-25 Exercise |
2021-01-27 6:53 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
51,058 | $8.16 | 835,111 (Direct) |
View |
2021-01-19 Exercise |
2021-01-21 6:46 pm |
N/A 2028-07-02 |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
38,567 | $0 | 930,986 (Direct) |
View |
2021-01-19 Exercise |
2021-01-21 6:46 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
4,166 | $10.14 | 930,986 (Direct) |
View |
2021-01-19 Exercise |
2021-01-21 6:46 pm |
N/A N/A |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
34,401 | $8.16 | 930,986 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 4:31 pm |
N/A 2030-09-30 |
Alector Inc. | ALEC | Yu Calvin Vice President, Finance |
67,526 | $0 | 67,526 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 4:31 pm |
N/A 2030-09-30 |
Alector Inc. | ALEC | Oney Sabah Chief Business Officer |
109,689 | $0 | 109,689 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 4:29 pm |
N/A 2030-09-30 |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
109,689 | $0 | 109,689 (Direct) |
View |