KEMPHARM, INC
Total Trades
9
Buys
9
Sells
0
Largest Trade
$50K–$100K
Insiders
6
Institutional Funds
2
Inst. Value
$500K+
Activist Filings
14
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Clifton R. LaDuane | CFO | BUY | $1K–$15K | 635 | $5.81 | Jan 13, 2023 |
| Pascoe Richard W | CEO | BUY | $50K–$100K | 10K | $5.44 | Jan 13, 2023 |
| Clifton R. LaDuane | CFO | BUY | $1K–$15K | 1K | $5.98 | Oct 3, 2022 |
| Tierney David S | Director | BUY | $1K–$15K | 2K | $4.39 | May 27, 2022 |
| Mickle Travis C | President & CEO | BUY | $50K–$100K | 13K | $4.38 | May 26, 2022 |
| SEYMOUR TAMARA A | Director | BUY | <$1K | 200 | $4.87 | May 25, 2022 |
| Plooster Matthew R | Director | BUY | $15K–$50K | 5K | $4.96 | May 18, 2022 |
| Pascoe Richard W | Executive Chairman | BUY | $15K–$50K | 5K | $4.92 | May 18, 2022 |
| Clifton R. LaDuane | CFO | BUY | $1K–$15K | 1K | $5.00 | May 18, 2022 |
Institutional Ownership
13F filings as of Sep 30, 2022 · 2 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| STATE STREET CORP | 103K | $500K+ | SH |
| Balefire, LLC | 10K | $50K–$100K | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Nov 14, 2025
6.2%
3.5M shares
Adage Capital Management, L.P.
SC 13G/A · Nov 13, 2025
4.0%
2.2M shares
Nantahala Capital Management, LLC
SC 13G/A · Feb 14, 2025
4.4%
2.3M shares
Adage Capital Management, L.P.
SC 13G · Feb 12, 2025
6.8%
3.6M shares
SC 13G/A · Feb 5, 2025
7.6%
4.1M shares
Nantahala Capital Management, LLC
SC 13G/A · Nov 14, 2024
5.6%
2.9M shares
SC 13G · Nov 14, 2024
7.7%
4.0M shares
SC 13G/A · Nov 12, 2024
5.2%
2.8M shares
SC 13G/A · Nov 4, 2024
5.2%
2.8M shares
Nantahala Capital Management, LLC
SC 13G · Feb 14, 2024
6.2%
2.5M shares
SC 13G · Jan 29, 2024
5.8%
2.4M shares
SC 13G · Jul 8, 2022
2.5%
853K shares
SC 13G/A · Jan 12, 2022
8.6%
3.0M shares
SC 13G/A · Jan 11, 2022
2.2%
802K shares