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DENKHAUS DONALD A

Insider transactions at 1 company

This page shows all SEC Form 4 filings attributed to DENKHAUS DONALD A. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.

CPRX
Company Title Type Shares Price Value Date
CPRX Option Exercise 1,334 Dec 29, 2025
CPRX Option Exercise 1,413 Dec 8, 2025
CPRX Option Exercise 947 Nov 21, 2025
CPRX Option Exercise 4,000 Feb 14, 2025
CPRX Option Exercise 50,000 $2.24 $112,000 Jan 8, 2025
CPRX Option Exercise 1,333 Dec 27, 2024
CPRX Option Exercise 1,413 Dec 9, 2024
CPRX Option Exercise 4,000 Feb 15, 2024
CPRX Option Exercise 40,000 $4.01 $160,400 Feb 5, 2024
CPRX Option Exercise 1,333 Dec 27, 2023
CPRX Option Exercise 60,000 $1.13 $67,800 Aug 3, 2023
CPRX Option Exercise 4,000 Feb 15, 2023
CPRX Option Exercise 50,000 $0.79 $39,500 Jan 24, 2023
CPRX Option Exercise 1,334 Dec 6, 2022
CPRX Sale 20,000 $16.59 $331,800 Nov 11, 2022
CPRX Sale 20,000 $15.34 $306,800 Sep 14, 2022
CPRX Option Exercise 40,000 $2.53 $101,200 Jan 10, 2022
CPRX Option Exercise 50,000 $3.35 $167,500 Jan 5, 2022
CPRX Option Exercise 1,333 Dec 3, 2021
CPRX Option Exercise 1,333 Dec 22, 2020
CPRX Purchase 25,000 $1.91 $47,750 Dec 27, 2018
CPRX Purchase 60,000 $2.48 $148,800 Dec 14, 2018
CPRX Purchase 20,000 $3.41 $68,200 Jun 8, 2018
CPRX Purchase 20,000 $3.75 $75,000 May 30, 2018
CPRX Purchase 50,000 $0.65 $32,500 Jun 14, 2016
CPRX Purchase 25,000 $2.03 $50,750 Jan 7, 2016
CPRX Purchase 5,000 $3.25 $16,250 Apr 30, 2015
CPRX Purchase 15,000 $3.71 $55,650 Apr 27, 2015
CPRX Purchase 5,000 $4.17 $20,850 Mar 27, 2015
0000815838 Disposition 9,120 $16.50 $150,480 Aug 27, 2009
0000815838 U 33,659 $16.50 $555,374 Aug 20, 2009
0000815838 Award / Grant 12,160 May 22, 2009
0000815838 Award / Grant 10,121 Jun 5, 2008
0000815838 Purchase 1,900 $10.89 $20,691 May 15, 2008
0000815838 Award / Grant 4,374 May 18, 2007
0000815838 Award / Grant 5,724 May 23, 2006