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 |
2021-07-02 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 |
2020-07-15 Sale |
2020-07-17 4:43 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
10,000 | $22.96 | $229,642 | 213,719 (Direct) |
View |
2020-06-23 Sale |
2020-06-25 5:53 pm |
Alector Inc. | ALEC | MCGUIRE TERRANCE Director 10% Owner |
4,377 | $31.54 | $138,063 | 12,853,817 (Indirect) |
View |
2020-06-23 Sale |
2020-06-25 5:47 pm |
Alector Inc. | ALEC | Polaris Venture Management Co. VI L.L.C. Polaris Venture Partners VI (AIV) L.P. Polaris Venture Partners Founders' Fund VI L.P. Polaris Venture Partners VI L.P. PVP VI (AIV) Feeder Corp. Holding Partnership L.P. 10% Owner |
4,377 | $31.54 | $138,063 | 12,853,817 (Indirect) |
View |
2020-06-15 Sale |
2020-06-17 4:21 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
10,000 | $29.61 | $296,137 | 223,719 (Direct) |
View |
2020-06-03 Sale |
2020-06-05 4:40 pm |
Alector Inc. | ALEC | Yu Calvin Vice President, Finance |
1,343 | $31.26 | $41,981 | 110,686 (Direct) |
View |
2020-05-15 Sale |
2020-05-19 5:23 pm |
Alector Inc. | ALEC | Paul Robert Chief Medical Officer |
10,000 | $27 | $270,026 | 233,719 (Direct) |
View |
2020-05-15 Sale |
2020-05-19 5:23 pm |
Alector Inc. | ALEC | King Robert Chief Development Officer |
15,000 | $27 | $404,958 | 477,317 (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 |
2021-07-02 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 |
2020-10-01 Option Award |
2020-10-05 4:28 pm |
N/A 2030-09-30 |
Alector Inc. | ALEC | King Robert Chief Development Officer |
123,400 | $0 | 123,400 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 4:27 pm |
N/A 2030-09-30 |
Alector Inc. | ALEC | SULIMAN SHEHNAAZ President and COO |
189,213 | $0 | 189,213 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 4:27 pm |
N/A 2030-09-30 |
Alector Inc. | ALEC | Rosenthal Arnon Chief Executive Officer |
457,038 | $0 | 457,038 (Direct) |
View |
2020-05-11 Option Award |
2020-05-13 7:32 pm |
N/A 2030-05-11 |
Alector Inc. | ALEC | Yaffe Kristine Director |
19,274 | $0 | 19,274 (Direct) |
View |