R. LaDuane Clifton is CFO & Secretary at KEMPHARM, INC (KMPH). They have made 32 open-market trades across 3 companies since 2010, most recently 2025-12-31.
CIK 0001488774
32 open-market purchases totalling $105K since 2010, never a sale. Across 31 scored buys the stock is down 12.3% at ninety days, and 17.3 points behind the S&P over the same stretch.
32 scored purchases · one row per filing · discretionary only
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 34% | 47% | 26% |
| Avg Move | +2.1% | -0.6% | -12.3% |
| Alpha | +2.5% | -1.5% | -17.3% |
| Scored | 32 | 32 | 31 |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| ZVRA | SELL · 10b5-1 | 2025-02-13 | 2025-02-14 | $7.86 | $86K | -3.0% | +4.0% | +5.0% |
| ZVRA | BUY | 2024-07-17 | 2024-07-17 | $6.77 | $14K | -13.0% | +9.8% | +24.9% |
| ZVRA | BUY | 2023-09-06 | 2023-09-06 | $4.96 | $5K | -0.2% | -7.8% | -0.8% |
| ZVRA | BUY | 2023-05-18 | 2023-05-18 | $4.95 | $14K | -1.6% | +21.3% | +1.4% |
| ZVRA | BUY | 2023-03-10 | 2023-03-13 | $4.15 | $7K | +25.4% | +40.8% | +29.2% |
| KMPH | BUY | 2023-01-13 | 2023-01-13 | $5.81 | $4K | -6.7% | -5.7% | N/A |
| KMPH | BUY | 2022-09-30 | 2022-10-03 | $5.98 | $6K | -4.5% | -10.4% | -27.8% |
| KMPH | BUY | 2022-05-18 | 2022-05-18 | $5.00 | $6K | -3.7% | -10.8% | +14.8% |
| KMPH | BUY | 2021-11-18 | 2021-11-18 | $8.29 | $4K | -3.1% | +0.2% | -27.6% |
| KMPH | BUY | 2021-09-29 | 2021-09-29 | $9.38 | $2K | -2.1% | +2.7% | -7.2% |
| KMPH | BUY | 2021-09-20 | 2021-09-20 | $8.59 | $8K | +5.4% | +13.2% | -6.1% |
| KMPH | BUY | 2021-09-01 | 2021-09-01 | $9.11 | $2K | -5.6% | +0.5% | -15.3% |
| KMPH | BUY | 2021-06-23 | 2021-06-24 | $14.11 | $1K | -10.8% | -24.5% | -38.2% |
| KMPH | BUY | 2021-05-27 | 2021-05-27 | $9.85 | $1K | +24.8% | +32.0% | -8.0% |
| KMPH | BUY | 2020-08-26 | 2020-08-26 | $0.84 | $840 | +0.0% | +0.0% | +0.0% |
| KMPH | BUY | 2020-08-18 | 2020-08-18 | $0.70 | $1K | +0.0% | +0.0% | +0.0% |
| KMPH | BUY | 2020-06-11 | 2020-06-11 | $0.19 | $285 | +0.0% | +0.0% | +0.0% |
| KMPH | BUY | 2020-05-26 | 2020-05-26 | $0.18 | $2K | +0.0% | +0.0% | +0.0% |
| KMPH | BUY | 2020-03-25 | 2020-03-25 | $0.22 | $220 | -8.9% | +11.7% | -12.3% |
| KMPH | BUY | 2020-03-11 | 2020-03-12 | $0.25 | $2K | -2.7% | +8.6% | -6.8% |
| KMPH | BUY | 2019-12-27 | 2019-12-30 | $0.42 | $3K | +75.3% | -4.1% | -49.4% |
| KMPH | BUY | 2019-09-25 | 2019-09-25 | $0.75 | $3K | -10.1% | -38.7% | -64.4% |
| KMPH | BUY | 2019-09-16 | 2019-09-16 | $0.89 | $4K | -22.0% | -26.3% | -56.5% |
| KMPH | BUY | 2019-09-11 | 2019-09-11 | $0.95 | $475 | -13.6% | -27.3% | -60.3% |
| KMPH | BUY | 2019-09-06 | 2019-09-06 | $0.77 | $655 | +0.3% | -11.4% | -48.8% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.