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 |
| 2021-12-29 Purchase |
2022-01-03 2:46 pm |
Spero Therapeutics Inc. | SPRO | Aquilo Capital Management LLC Aquilo Capital L.P. 10% Owner |
250,493 | $15.42 | $3,862,898 | 4,964,181 (Indirect) |
View |
| 2021-12-27 Sale |
2021-12-29 6:26 pm |
Spero Therapeutics Inc. | SPRO | Mahadevia Ankit CEO and President |
8,000 | $14.58 | $116,666 | 630,845 (Direct) |
View |
| 2021-10-29 Purchase |
2021-11-02 5:47 pm |
Spero Therapeutics Inc. | SPRO | Aquilo Capital Management LLC Aquilo Capital L.P. 10% Owner |
150,000 | $17.53 | $2,630,175 | 4,713,688 (Indirect) |
View |
| 2021-09-30 Purchase |
2021-10-04 11:36 am |
Spero Therapeutics Inc. | SPRO | Aquilo Capital Management LLC Aquilo Capital L.P. 10% Owner |
134,543 | $18.65 | $2,509,173 | 4,563,688 (Indirect) |
View |
| 2021-09-13 Purchase |
2021-09-15 7:21 pm |
Spero Therapeutics Inc. | SPRO | Aquilo Capital Management LLC Aquilo Capital L.P. 10% Owner |
46,366 | $18.56 | $860,547 | 4,429,145 (Indirect) |
View |
| 2021-09-09 Purchase |
2021-09-10 5:21 pm |
Spero Therapeutics Inc. | SPRO | Aquilo Capital Management LLC Aquilo Capital L.P. 10% Owner |
24,749 | $18.5 | $457,792 | 4,382,779 (Indirect) |
View |
| 2021-08-30 Purchase |
2021-09-01 5:42 pm |
Spero Therapeutics Inc. | SPRO | Aquilo Capital Management LLC Aquilo Capital L.P. 10% Owner |
92,687 | $18.42 | $1,707,519 | 4,358,030 (Indirect) |
View |
| 2021-08-26 Purchase |
2021-08-27 5:11 pm |
Spero Therapeutics Inc. | SPRO | Aquilo Capital Management LLC Aquilo Capital L.P. 10% Owner |
36,939 | $16.67 | $615,854 | 4,265,343 (Indirect) |
View |
| 2021-08-20 Purchase |
2021-08-24 4:28 pm |
Spero Therapeutics Inc. | SPRO | Aquilo Capital Management LLC Aquilo Capital L.P. 10% Owner |
399,195 | $15.51 | $6,192,042 | 4,228,404 (Indirect) |
View |
| 2021-02-08 Sale |
2021-02-10 1:35 pm |
Spero Therapeutics Inc. | SPRO | Aquilo Capital Management LLC Aquilo Capital L.P. 10% Owner |
3,000 | $21.74 | $65,215 | 3,829,209 (Indirect) |
View |
| 2021-02-01 Sale |
2021-02-04 6:46 pm |
Spero Therapeutics Inc. | SPRO | Aquilo Capital Management LLC Aquilo Capital L.P. 10% Owner |
100,000 | $19.02 | $1,901,987 | 3,832,209 (Indirect) |
View |
| 2020-12-16 Sale |
2020-12-18 4:43 pm |
Spero Therapeutics Inc. | SPRO | Aquilo Capital Management LLC Aquilo Capital L.P. 10% Owner |
264,933 | $18.8 | $4,981,260 | 3,932,209 (Indirect) |
View |
| 2020-12-16 Sale |
2020-12-18 4:15 pm |
Spero Therapeutics Inc. | SPRO | Larkin Cristina Chief Operating Officer |
12,000 | $19 | $228,000 | 9,934 (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 |
| 2021-12-27 Exercise |
2021-12-29 6:26 pm |
N/A N/A |
Spero Therapeutics Inc. | SPRO | Mahadevia Ankit CEO and President |
8,000 | $5.9 | 630,845 (Direct) |
View |
| 2021-12-27 Exercise |
2021-12-29 6:26 pm |
N/A 2027-07-05 |
Spero Therapeutics Inc. | SPRO | Mahadevia Ankit CEO and President |
8,000 | $0 | 630,845 (Direct) |
View |
| 2021-11-11 Option Award |
2021-11-12 4:14 pm |
N/A 2031-11-11 |
Spero Therapeutics Inc. | SPRO | Tregoning Kathleen Director |
15,000 | $0 | 15,000 (Direct) |
View |
| 2021-08-26 Option Award |
2021-08-30 4:15 pm |
N/A N/A |
Spero Therapeutics Inc. | SPRO | Melnick David A. Chief Medical Officer |
24,067 | $0 | 24,067 (Direct) |
View |
| 2021-08-26 Option Award |
2021-08-30 4:15 pm |
N/A N/A |
Spero Therapeutics Inc. | SPRO | Mahadevia Ankit CEO and President |
78,219 | $0 | 144,036 (Direct) |
View |
| 2021-08-26 Option Award |
2021-08-30 4:15 pm |
N/A N/A |
Spero Therapeutics Inc. | SPRO | Larkin Cristina Chief Operating Officer |
24,067 | $0 | 25,567 (Direct) |
View |
| 2021-08-26 Option Award |
2021-08-30 4:15 pm |
N/A N/A |
Spero Therapeutics Inc. | SPRO | JOSEPH TAMARA L Chief Legal Officer |
24,067 | $0 | 24,067 (Direct) |
View |
| 2021-08-26 Option Award |
2021-08-30 4:15 pm |
N/A N/A |
Spero Therapeutics Inc. | SPRO | Keutzer Timothy Chief Development Officer |
24,067 | $0 | 26,567 (Direct) |
View |
| 2021-08-26 Option Award |
2021-08-30 4:15 pm |
N/A N/A |
Spero Therapeutics Inc. | SPRO | Shukla Sath Chief Financial Officer |
24,067 | $0 | 24,067 (Direct) |
View |
| 2021-08-17 Option Award |
2021-08-18 5:07 pm |
N/A 2031-08-17 |
Spero Therapeutics Inc. | SPRO | Pottage John C Jr Director |
7,500 | $0 | 7,500 (Direct) |
View |
| 2021-08-17 Option Award |
2021-08-18 5:06 pm |
N/A 2031-08-27 |
Spero Therapeutics Inc. | SPRO | Smith Cynthia Director |
7,500 | $0 | 7,500 (Direct) |
View |
| 2021-08-17 Option Award |
2021-08-18 4:56 pm |
N/A 2031-08-17 |
Spero Therapeutics Inc. | SPRO | Deshpande Milind Director |
7,500 | $0 | 7,500 (Direct) |
View |
| 2021-08-17 Option Award |
2021-08-18 4:55 pm |
N/A 2031-08-17 |
Spero Therapeutics Inc. | SPRO | THOMAS FRANK E Director |
7,500 | $0 | 7,500 (Direct) |
View |
| 2021-08-17 Option Award |
2021-08-18 4:52 pm |
N/A 2031-08-17 |
Spero Therapeutics Inc. | SPRO | VINK PATRICK V.J.J. Director |
7,500 | $0 | 7,500 (Direct) |
View |
| 2021-08-17 Option Award |
2021-08-18 4:48 pm |
N/A 2031-08-17 |
Spero Therapeutics Inc. | SPRO | Jackson Scott Thomas Director |
7,500 | $0 | 7,500 (Direct) |
View |
| 2021-08-17 Option Award |
2021-08-18 4:41 pm |
N/A 2031-08-17 |
Spero Therapeutics Inc. | SPRO | FORMELA JEAN FRANCOIS Director |
7,500 | $0 | 7,500 (Direct) |
View |
| 2021-02-01 Option Award |
2021-02-03 7:52 pm |
N/A 2031-02-01 |
Spero Therapeutics Inc. | SPRO | Keutzer Timothy Chief Development Officer |
57,432 | $0 | 57,432 (Direct) |
View |
| 2021-02-01 Option Award |
2021-02-03 7:47 pm |
N/A 2031-02-01 |
Spero Therapeutics Inc. | SPRO | Larkin Cristina Chief Operating Officer |
57,432 | $0 | 57,432 (Direct) |
View |
| 2021-02-01 Option Award |
2021-02-03 7:44 pm |
N/A 2031-02-01 |
Spero Therapeutics Inc. | SPRO | Mahadevia Ankit See Remarks |
179,319 | $0 | 179,319 (Direct) |
View |
| 2021-02-01 Option Award |
2021-02-03 7:44 pm |
N/A 2031-02-01 |
Spero Therapeutics Inc. | SPRO | Melnick David A. Chief Medical Officer |
57,432 | $0 | 57,432 (Direct) |
View |
| 2021-01-04 Option Award |
2021-01-06 4:30 pm |
N/A 2031-01-04 |
Spero Therapeutics Inc. | SPRO | VINK PATRICK V.J.J. Director |
1,314 | $13.31 | 1,314 (Direct) |
View |
| 2021-01-04 Option Award |
2021-01-06 4:28 pm |
N/A 2031-01-04 |
Spero Therapeutics Inc. | SPRO | Smith Cynthia Director |
2,629 | $13.31 | 2,629 (Direct) |
View |
| 2021-01-04 Option Award |
2021-01-06 4:28 pm |
N/A 2031-01-04 |
Spero Therapeutics Inc. | SPRO | THOMAS FRANK E Director |
1,314 | $13.31 | 1,314 (Direct) |
View |
| 2021-01-04 Option Award |
2021-01-06 4:27 pm |
N/A 2031-01-04 |
Spero Therapeutics Inc. | SPRO | Deshpande Milind Director |
2,629 | $13.31 | 2,629 (Direct) |
View |
| 2021-01-04 Option Award |
2021-01-05 4:20 pm |
N/A 2031-01-04 |
Spero Therapeutics Inc. | SPRO | Shukla Sath Chief Financial Officer |
75,000 | $0 | 75,000 (Direct) |
View |
| 2020-12-16 Exercise |
2020-12-18 4:15 pm |
N/A N/A |
Spero Therapeutics Inc. | SPRO | Larkin Cristina Chief Operating Officer |
12,000 | $5.9 | 9,934 (Direct) |
View |
| 2020-12-16 Exercise |
2020-12-18 4:15 pm |
N/A 2027-07-05 |
Spero Therapeutics Inc. | SPRO | Larkin Cristina Chief Operating Officer |
12,000 | $0 | 9,934 (Direct) |
View |
| 2020-12-02 Option Award |
2020-12-02 6:05 pm |
N/A 2030-12-02 |
Spero Therapeutics Inc. | SPRO | JOSEPH TAMARA L Chief Legal Officer |
75,000 | $0 | 75,000 (Direct) |
View |