Donald A. Denkhaus serves as Executive at NOVEN PHARMACEUTICALS INC, where they oversee executive responsibilities. Since joining the company, Donald A. Denkhaus has executed 33 insider transactions totaling $1.3M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 29, 2025 involved exercising options for 1,334 shares valued at $0.
Donald A. Denkhaus currently holds 498,773 shares of NOVEN PHARMACEUTICALS INC (NOVN), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Donald A. Denkhaus has been a net seller of NOVN stock. They have purchased $624.7K and sold $638.6K worth of shares.
Donald A. Denkhaus's most recent insider trade was on Dec 29, 2025, when they sold 1,334 shares at $0.00 per share.
Get notified when new Form 4 filings are submitted
| $N/A |
| Discretionary |
| Nov 21, 2025 | CPRX | $0 | Option Exercise | 947 | $N/A | Discretionary |
| Feb 15, 2024 | CPRX | $0 | Option Exercise | 4,000 | $N/A | Discretionary |
| Feb 5, 2024 | CPRX | $160.4K | Option Exercise | 40,000 | $4.01 | Discretionary |
| Dec 27, 2023 | CPRX | $0 | Option Exercise | 1,333 | $N/A | Discretionary |
| Aug 3, 2023 | CPRX | $67.8K | Option Exercise | 60,000 | $1.13 | Discretionary |
| Feb 15, 2023 | CPRX | $0 | Option Exercise | 4,000 | $N/A | Discretionary |
| Jan 24, 2023 | CPRX | $39.5K | Option Exercise | 50,000 | $0.79 | Discretionary |
| Dec 6, 2022 | CPRX | $0 | Option Exercise | 1,334 | $N/A | Discretionary |
| Nov 11, 2022 | CPRX | $331.8K | Sale | 20,000 | $16.59 | Discretionary |
| Sep 14, 2022 | CPRX | $306.8K | Sale | 20,000 | $15.34 | Discretionary |
| Jan 10, 2022 | CPRX | $101.2K | Option Exercise | 40,000 | $2.53 | Discretionary |
| Jan 5, 2022 | CPRX | $167.5K | Option Exercise | 50,000 | $3.35 | Discretionary |
| Dec 3, 2021 | CPRX | $0 | Option Exercise | 1,333 | $N/A | Discretionary |
| Dec 22, 2020 | CPRX | $0 | Option Exercise | 1,333 | $N/A | Discretionary |
| Dec 27, 2018 | CPRX | $47.8K | Purchase | 25,000 | $1.91 | Discretionary |
| Dec 14, 2018 | CPRX | $148.8K | Purchase | 60,000 | $2.48 | Discretionary |
| Jun 8, 2018 | CPRX | $68.2K | Purchase | 20,000 | $3.41 | Discretionary |
| May 30, 2018 | CPRX | $75.0K | Purchase | 20,000 | $3.75 | Discretionary |
| Jun 14, 2016 | CPRX | $32.5K | Purchase | 50,000 | $0.65 | Discretionary |
| Jan 7, 2016 | CPRX | $50.8K | Purchase | 25,000 | $2.03 | Discretionary |
| Apr 30, 2015 | CPRX | $16.3K | Purchase | 5,000 | $3.25 | Discretionary |
| Apr 27, 2015 | CPRX | $55.6K | Purchase | 15,000 | $3.71 | Discretionary |
| Mar 27, 2015 | CPRX | $20.9K | Purchase | 5,000 | $4.17 | Discretionary |
| Aug 27, 2009 | NOVN | $150.5K | Disposition | 9,120 | $16.50 | Discretionary |
| Aug 20, 2009 | NOVN | $555.4K | Tender | 33,659 | $16.50 | Discretionary |
| May 22, 2009 | NOVN | $0 | Award | 12,160 | $N/A | Discretionary |
| Jun 5, 2008 | NOVN | $0 | Award | 10,121 | $N/A | Discretionary |
| May 15, 2008 | NOVN | $20.7K | Purchase | 1,900 | $10.89 | Discretionary |