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 |
2022-09-06 Purchase | 2022-09-07 09:15 am | Liquidia Corp | LQDA | Caligan Partners LP JOHNSON DAVID EDWARD See Remarks 10% Owner | 250,000 | $5.62 | $1,405,000 | 10,643,627 (Indirect) | View |
2022-08-03 Purchase | 2022-08-05 11:10 am | STANDARD BIOTOOLS INC. | LAB | Caligan Partners LP JOHNSON DAVID EDWARD 10% Owner | 301,182 | $1.7485 | $526,608 | 11,444,836 (Indirect) | View |
2022-07-29 Purchase | 2022-08-02 5:27 pm | STANDARD BIOTOOLS INC. | LAB | Caligan Partners LP JOHNSON DAVID EDWARD 10% Owner | 620,466 | $1.537 | $953,650 | 11,143,654 (Indirect) | View |
2022-06-13 Purchase | 2022-06-15 09:06 am | STANDARD BIOTOOLS INC. | LAB | Caligan Partners LP JOHNSON DAVID EDWARD See Remarks 10% Owner | 100,000 | $1.7 | $170,000 | 10,523,188 (Indirect) | View |
2022-06-02 Purchase | 2022-06-06 2:01 pm | STANDARD BIOTOOLS INC. | LAB | Caligan Partners LP JOHNSON DAVID EDWARD 10% Owner | 450,000 | $1.9533 | $879,000 | 10,423,188 (Indirect) | View |
2022-05-25 Purchase | 2022-05-26 08:47 am | Liquidia Corp | LQDA | Caligan Partners LP JOHNSON DAVID EDWARD See Remarks 10% Owner | 79,400 | $3.4 | $269,960 | 10,393,627 (Indirect) | View |
2022-05-17 Purchase | 2022-05-19 6:16 pm | Liquidia Corp | LQDA | Caligan Partners LP JOHNSON DAVID EDWARD See Remarks 10% Owner | 221,104 | $5.8862 | $1,301,473 | 10,314,227 (Indirect) | View |
2022-05-06 Purchase | 2022-05-10 9:03 pm | STANDARD BIOTOOLS INC. | LAB | Caligan Partners LP JOHNSON DAVID EDWARD 10% Owner | 488,350 | $2.8805 | $1,406,715 | 9,973,188 (Indirect) | View |
2022-04-28 Purchase | 2022-05-02 7:44 pm | STANDARD BIOTOOLS INC. | LAB | Caligan Partners LP JOHNSON DAVID EDWARD 10% Owner | 400,000 | $2.6889 | $1,075,574 | 9,484,838 (Indirect) | View |
2022-04-18 Purchase | 2022-04-18 6:29 pm | Liquidia Corp | LQDA | Caligan Partners LP JOHNSON DAVID EDWARD See Remarks 10% Owner | 1,764,705 | $5.1 | $8,999,996 | 10,093,123 (Indirect) | View |
2022-04-11 Purchase | 2022-04-13 4:27 pm | STANDARD BIOTOOLS INC. | LAB | Caligan Partners LP JOHNSON DAVID EDWARD 10% Owner | 195,000 | $3.8008 | $741,150 | 9,084,838 (Indirect) | View |
2022-04-06 Purchase | 2022-04-08 5:19 pm | STANDARD BIOTOOLS INC. | LAB | Caligan Partners LP JOHNSON DAVID EDWARD 10% Owner | 509,573 | $3.7727 | $1,922,463 | 8,889,838 (Indirect) | View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
2022-06-17 Option Award | 2022-06-22 4:31 pm | 2025-06-17 2032-06-17 | Liquidia Corp | LQDA | JOHNSON DAVID EDWARD Director 10% Owner | 20,000 | $0 | 20,000 (Direct) | View |
2021-08-20 Option Award | 2021-09-01 5:27 pm | 2024-08-20 2031-08-20 | Liquidia Corp | LQDA | JOHNSON DAVID EDWARD Director 10% Owner | 20,000 | $0 | 20,000 (Direct) | View |
Ownership | 2021-05-10 4:30 pm | N/A N/A | FLUIDIGM CORP | FLDM | Caligan Partners LP JOHNSON DAVID EDWARD 10% Owner | 0 | $0 | 8,380,265 (Indirect) | View |
2021-04-13 Option Award | 2021-04-15 08:03 am | N/A 2031-04-13 | Liquidia Corp | LQDA | JOHNSON DAVID EDWARD See Remarks 10% Owner | 46,132 | $0 | 46,132 (Direct) | View |
Ownership | 2021-04-15 08:02 am | N/A N/A | Liquidia Corp | LQDA | Caligan Partners LP JOHNSON DAVID EDWARD See Remarks 10% Owner | 0 | $0 | 8,328,418 (Indirect) | View |
2020-11-16 Disposition | 2020-11-17 3:47 pm | N/A N/A | AMAG PHARMACEUTICALS INC. | AMAG | JOHNSON DAVID EDWARD Director 10% Owner | 3,550,845 | $0 | 0 (Direct) | View |
2020-06-02 Option Award | 2020-06-04 5:25 pm | N/A 2030-06-02 | AMAG PHARMACEUTICALS INC. | AMAG | JOHNSON DAVID EDWARD Director 10% Owner | 31,558 | $0 | 3,535,393 (Direct) | View |
2019-10-08 Option Award | 2019-10-10 6:11 pm | N/A 2029-10-08 | AMAG PHARMACEUTICALS INC. | AMAG | JOHNSON DAVID EDWARD Director 10% Owner | 19,859 | $0 | 3,519,287 (Direct) | View |
Ownership | 2019-08-15 3:02 pm | N/A N/A | AMAG PHARMACEUTICALS INC. | AMAG | Caligan Partners LP MERKSAMER SAMUEL J. JOHNSON DAVID EDWARD 10% Owner | 0 | $0 | 3,499,428 (Indirect) | View |