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 |
2024-12-02 Sale |
2024-12-04 5:20 pm |
PTC THERAPEUTICS INC. | PTCT | ZELDIS JEROME B Director |
24,000 | $51.5 | $1,235,897 | 14,500 (Direct) |
View |
2024-11-20 Purchase |
2024-11-22 4:54 pm |
NEXGEL INC. | NXGL | ZELDIS JEROME B Director |
3,636 | $2.75 | $9,999 | 108,482 (Direct) |
View |
2024-08-23 Purchase |
2024-08-27 9:13 pm |
NEXGEL INC. | NXGL | ZELDIS JEROME B Director |
10,000 | $2.5 | $25,000 | 108,028 (Direct) |
View |
2024-05-22 Sale |
2024-05-24 5:20 pm |
PTC THERAPEUTICS INC. | PTCT | ZELDIS JEROME B Director |
20,000 | $38.24 | $764,800 | 14,500 (Direct) |
View |
2023-05-26 Purchase |
2023-05-30 4:05 pm |
NEXGEL INC. | NXGL | ZELDIS JEROME B Director |
5,000 | $2.3377 | $11,689 | 93,028 (Direct) |
View |
2022-03-25 Purchase |
2022-03-28 4:07 pm |
NEXGEL INC. | NXGL | ZELDIS JEROME B Director |
5,300 | $1.8887 | $10,010 | 88,028 (Direct) |
View |
2021-12-27 Purchase |
2022-01-03 4:46 pm |
NEXGEL INC. | NXGL | ZELDIS JEROME B Director |
9,091 | $5.49 | $49,910 | 91,819 (Direct) |
View |
2021-05-14 Purchase |
2021-05-18 5:00 pm |
SOLIGENIX INC. | SNGX | ZELDIS JEROME B Director |
3,000 | $0.888 | $2,664 | 22,917 (Direct) |
View |
2021-05-14 Sale |
2021-05-18 5:00 pm |
SOLIGENIX INC. | SNGX | ZELDIS JEROME B Director |
3,000 | $0.9002 | $2,701 | 22,917 (Direct) |
View |
2021-02-17 Purchase |
2021-02-19 4:30 pm |
NexImmune Inc. | NEXI | ZELDIS JEROME B Executive VP of Research & Dev |
5,882 | $17 | $99,994 | 5,882 (Direct) |
View |
2020-05-28 Purchase |
2020-05-28 10:58 am |
BioSig Technologies Inc. | BSGM | ZELDIS JEROME B Director |
1,000 | $10.49 | $10,489 | 107,944 (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 |
2025-01-03 Option Award |
2025-01-07 5:20 pm |
N/A 2035-01-02 |
PTC THERAPEUTICS INC. | PTCT | ZELDIS JEROME B Director |
12,800 | $0 | 27,300 (Direct) |
View |
2024-12-12 Option Award |
2024-12-13 4:22 pm |
N/A 2034-12-12 |
SOLIGENIX INC. | SNGX | ZELDIS JEROME B Director |
8,646 | $0 | 8,646 (Direct) |
View |
2024-12-02 Exercise |
2024-12-04 5:20 pm |
N/A N/A |
PTC THERAPEUTICS INC. | PTCT | ZELDIS JEROME B Director |
12,000 | $51 | 14,500 (Direct) |
View |
2024-12-02 Exercise |
2024-12-04 5:20 pm |
N/A N/A |
PTC THERAPEUTICS INC. | PTCT | ZELDIS JEROME B Director |
12,000 | $30.86 | 14,500 (Direct) |
View |
2024-12-02 Exercise |
2024-12-04 5:20 pm |
N/A 2025-01-02 |
PTC THERAPEUTICS INC. | PTCT | ZELDIS JEROME B Director |
24,000 | $0 | 14,500 (Direct) |
View |
2024-11-20 Option Award |
2024-11-22 4:54 pm |
2024-11-20 2029-11-20 |
NEXGEL INC. | NXGL | ZELDIS JEROME B Director |
1,818 | $0 | 108,482 (Direct) |
View |
2024-09-13 Option Award |
2024-09-17 5:27 pm |
2024-09-13 2034-09-13 |
NEXGEL INC. | NXGL | ZELDIS JEROME B Director |
25,000 | $0 | 25,000 (Direct) |
View |
2024-08-23 Option Award |
2024-08-27 9:13 pm |
2024-08-23 2029-08-23 |
NEXGEL INC. | NXGL | ZELDIS JEROME B Director |
5,000 | $0 | 108,028 (Direct) |
View |
2024-05-22 Exercise |
2024-05-24 5:20 pm |
N/A 2024-07-31 |
PTC THERAPEUTICS INC. | PTCT | ZELDIS JEROME B Director |
20,000 | $0 | 14,500 (Direct) |
View |
2024-05-22 Exercise |
2024-05-24 5:20 pm |
N/A N/A |
PTC THERAPEUTICS INC. | PTCT | ZELDIS JEROME B Director |
20,000 | $26.42 | 14,500 (Direct) |
View |
2024-02-15 Option Award |
2024-02-16 4:10 pm |
N/A 2034-02-14 |
PTC THERAPEUTICS INC. | PTCT | ZELDIS JEROME B Director |
14,000 | $0 | 24,500 (Direct) |
View |
2023-12-15 Option Award |
2023-12-15 4:10 pm |
N/A 2033-12-14 |
SOLIGENIX INC. | SNGX | ZELDIS JEROME B Director |
38,136 | $0 | 38,136 (Direct) |
View |
2023-08-17 Option Award |
2023-08-21 4:34 pm |
2023-08-17 2033-08-17 |
NEXGEL INC. | NXGL | ZELDIS JEROME B Director |
15,000 | $0 | 15,000 (Direct) |
View |
2023-01-05 Option Award |
2023-01-09 4:16 pm |
N/A 2033-01-04 |
PTC THERAPEUTICS INC. | PTCT | ZELDIS JEROME B Director |
14,000 | $0 | 20,500 (Direct) |
View |
2022-11-17 Option Award |
2022-11-21 4:33 pm |
N/A 2032-11-16 |
SOLIGENIX INC. | SNGX | ZELDIS JEROME B Director |
46,154 | $0 | 145,285 (Direct) |
View |
2022-04-05 Option Award |
2022-04-07 7:12 pm |
N/A 2032-04-04 |
NexImmune Inc. | NEXI | ZELDIS JEROME B Executive VP of Research & Dev |
80,100 | $0 | 80,100 (Direct) |
View |
2022-01-07 Option Award |
2022-01-11 4:10 pm |
N/A 2032-01-06 |
PTC THERAPEUTICS INC. | PTCT | ZELDIS JEROME B Director |
15,200 | $0 | 18,500 (Direct) |
View |
2021-12-27 Option Award |
2022-01-03 4:46 pm |
2021-12-27 2026-12-26 |
NEXGEL INC. | NXGL | ZELDIS JEROME B Director |
9,091 | $0.01 | 91,819 (Direct) |
View |
2021-09-23 Option Award |
2021-09-24 4:12 pm |
N/A 2031-09-22 |
SOLIGENIX INC. | SNGX | ZELDIS JEROME B Director |
29,126 | $0 | 29,126 (Direct) |
View |
2021-03-08 Option Award |
2021-03-12 4:39 pm |
2021-03-08 2031-03-08 |
NEXGEL INC. | ZELDIS JEROME B Director |
666,667 | $0 | 3,166,667 (Direct) |
View | |
2021-02-11 Option Award |
2021-02-16 2:57 pm |
N/A 2025-02-11 |
NexImmune Inc. | NEXI | ZELDIS JEROME B Executive VP of Research & Dev |
351,016 | $0 | 351,016 (Direct) |
View |
2021-01-06 Option Award |
2021-01-08 5:07 pm |
N/A 2031-01-05 |
PTC THERAPEUTICS INC. | PTCT | ZELDIS JEROME B Director |
11,650 | $0 | 13,300 (Direct) |
View |
2020-09-16 Option Award |
2020-09-18 4:36 pm |
N/A 2030-09-15 |
SOLIGENIX INC. | SNGX | ZELDIS JEROME B Director |
15,228 | $0 | 15,228 (Direct) |
View |
2020-07-14 Option Award |
2020-07-15 8:10 pm |
N/A N/A |
BioSig Technologies Inc. | BSGM | ZELDIS JEROME B Director |
50,000 | $0 | 50,000 (Direct) |
View |