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 |
| 2025-02-13 Sale | 2025-02-14 5:55 pm | ZEVRA THERAPEUTICS INC. | ZVRA | Clifton R. LaDuane CFO & Treasurer | 11,000 | $7.861 | $86,471 | 51,361 (Direct) | View |
| 2024-07-17 Purchase | 2024-07-17 5:54 pm | ZEVRA THERAPEUTICS INC. | ZVRA | Clifton R. LaDuane CFO & Treasurer | 2,000 | $6.77 | $13,540 | 18,469 (Direct) | View |
| 2023-09-06 Purchase | 2023-09-06 5:11 pm | ZEVRA THERAPEUTICS INC. | ZVRA | Clifton R. LaDuane CFO, Secretary & Treasurer | 1,000 | $4.9591 | $4,959 | 15,309 (Direct) | View |
| 2023-05-18 Purchase | 2023-05-18 4:56 pm | ZEVRA THERAPEUTICS INC. | ZVRA | Clifton R. LaDuane CFO, Secretary & Treasurer | 2,740 | $4.9496 | $13,562 | 13,742 (Direct) | View |
| 2023-03-10 Purchase | 2023-03-13 07:56 am | ZEVRA THERAPEUTICS INC. | ZVRA | Clifton R. LaDuane CFO, Secretary & Treasurer | 1,725 | $4.15 | $7,159 | 11,002 (Direct) | View |
| 2023-01-13 Purchase | 2023-01-13 5:28 pm | KEMPHARM INC | KMPH | Clifton R. LaDuane CFO, Secretary & Treasurer | 635 | $5.8107 | $3,690 | 9,277 (Direct) | View |
| 2022-09-30 Purchase | 2022-10-03 7:57 pm | KEMPHARM INC | KMPH | Clifton R. LaDuane CFO, Secretary & Treasurer | 1,000 | $5.9812 | $5,981 | 8,109 (Direct) | View |
| 2022-05-18 Purchase | 2022-05-18 5:17 pm | KEMPHARM INC | KMPH | Clifton R. LaDuane CFO, Secretary & Treasurer | 1,200 | $4.9992 | $5,999 | 6,440 (Direct) | View |
| 2021-11-18 Purchase | 2021-11-18 4:57 pm | KEMPHARM INC | KMPH | Clifton R. LaDuane CFO, Secretary & Treasurer | 510 | $8.29 | $4,228 | 5,240 (Direct) | View |
| 2021-09-29 Purchase | 2021-09-29 4:10 pm | KEMPHARM INC | KMPH | Clifton R. LaDuane CFO, Secretary & Treasurer | 215 | $9.38 | $2,017 | 4,730 (Direct) | View |
| 2021-09-20 Purchase | 2021-09-20 5:03 pm | KEMPHARM INC | KMPH | Clifton R. LaDuane CFO, Secretary & Treasurer | 935 | $8.5865 | $8,028 | 4,515 (Direct) | View |
| 2021-09-01 Purchase | 2021-09-01 4:04 pm | KEMPHARM INC | KMPH | Clifton R. LaDuane CFO, Secretary & Treasurer | 230 | $9.105 | $2,094 | 3,580 (Direct) | View |
| 2021-06-23 Purchase | 2021-06-24 4:22 pm | KEMPHARM INC | KMPH | Clifton R. LaDuane CFO, Secretary & Treasurer | 75 | $14.11 | $1,058 | 3,350 (Direct) | View |
| 2021-05-27 Purchase | 2021-05-27 5:50 pm | KEMPHARM INC | KMPH | Clifton R. LaDuane CFO, Secretary & Treasurer | 150 | $9.85 | $1,478 | 3,275 (Direct) | View |
| 2020-08-26 Purchase | 2020-08-26 5:08 pm | KEMPHARM INC | KMPH | Clifton R. LaDuane CFO, Secretary & Treasurer | 1,000 | $0.839 | $839 | 50,000 (Direct) | View |
| 2020-08-18 Purchase | 2020-08-18 4:48 pm | KEMPHARM INC | KMPH | Clifton R. LaDuane CFO, Secretary & Treasurer | 2,000 | $0.695 | $1,390 | 49,000 (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 |
| 2025-01-31 Exercise | 2025-02-03 5:20 pm | N/A N/A | ZEVRA THERAPEUTICS INC. | ZVRA | Clifton R. LaDuane CFO & Treasurer | 43,333 | $0 | 251,028 (Direct) | View |
| 2025-01-30 Option Award | 2025-02-03 5:20 pm | N/A 2035-01-29 | ZEVRA THERAPEUTICS INC. | ZVRA | Clifton R. LaDuane CFO & Treasurer | 102,000 | $0 | 251,028 (Direct) | View |
| 2024-01-31 Option Award | 2024-02-02 8:11 pm | N/A N/A | ZEVRA THERAPEUTICS INC. | ZVRA | Clifton R. LaDuane CFO, Secretary & Treasurer | 130,000 | $0 | 130,000 (Direct) | View |
| 2023-01-09 Option Award | 2023-01-11 9:57 pm | N/A 2033-01-08 | KEMPHARM INC | KMPH | Clifton R. LaDuane CFO, Secretary & Treasurer | 459,726 | $0 | 459,726 (Direct) | View |
| 2022-02-01 Option Award | 2022-02-03 5:15 pm | N/A 2032-01-31 | KEMPHARM INC | KMPH | Clifton R. LaDuane CFO, Secretary & Treasurer | 83,486 | $0 | 83,486 (Direct) | View |
| 2021-08-20 Option Award | 2021-08-24 4:49 pm | N/A 2031-08-19 | KEMPHARM INC | KMPH | Clifton R. LaDuane CFO, Secretary & Treasurer | 82,423 | $0 | 82,423 (Direct) | View |