EdgarLookup

Tierney David S

Insider transactions at 2 companies

This page shows all SEC Form 4 filings attributed to Tierney David S. 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 ZVRA
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 50,000 $2.24 $112,000 Aug 27, 2025
CPRX Option Exercise 4,000 Feb 14, 2025
CPRX Option Exercise 1,333 Dec 27, 2024
CPRX Option Exercise 1,413 Dec 9, 2024
CPRX Option Exercise 15,000 $4.01 $60,150 Aug 21, 2024
CPRX Option Exercise 25,000 $4.01 $100,250 Apr 8, 2024
CPRX Option Exercise 4,000 Feb 15, 2024
CPRX Option Exercise 10,000 $1.13 $11,300 Jan 2, 2024
CPRX Option Exercise 1,333 Dec 27, 2023
CPRX Option Exercise 50,000 $1.13 $56,500 Dec 12, 2023
CPRX Option Exercise 20,000 $0.79 $15,800 May 11, 2023
CPRX Option Exercise 30,000 $0.79 $23,700 Apr 5, 2023
ZVRA Purchase 5,000 $4.15 $20,750 Mar 9, 2023
CPRX Option Exercise 4,000 Feb 15, 2023
CPRX Option Exercise 1,334 Dec 6, 2022
CPRX Sale 20,000 $14.16 $283,200 Aug 22, 2022
ZVRA Purchase 2,000 $4.39 $8,780 May 25, 2022
CPRX Sale 20,000 May 20, 2022
CPRX Option Exercise 1,333 Dec 3, 2021
ZVRA Purchase 2,000 $7.79 $15,580 Nov 30, 2021
CPRX Sale 50,000 $6.08 $304,000 Aug 13, 2021
CPRX Option Exercise 1,333 Dec 22, 2020
ZVRA Purchase 2,500 $0.64 $1,600 Aug 18, 2020
ZVRA Award / Grant 6,428 Jun 30, 2019
ZVRA Award / Grant 6,944 May 10, 2019
0001504167 CEO Purchase 100,000 $0.20 $20,000 Sep 19, 2018
CPRX Tax Withholding 7,860 Nov 9, 2017
ZVRA Purchase 1,000 $4.20 $4,200 Mar 20, 2017
CPRX Tax Withholding 10,000 Oct 27, 2015
ZVRA Purchase 5,000 $11.00 $55,000 Apr 21, 2015
CPRX Option Exercise 30,000 $0.90 $27,000 Oct 16, 2014
0000810084 C 78,400 $0.75 $58,800 Apr 30, 2014
CPRX Purchase 8,000 $2.03 $16,240 Oct 23, 2013
CPRX Purchase 20,000 $0.58 $11,600 May 29, 2012
0001017491 Award / Grant 10,708 $1.47 $15,741 Oct 6, 2009
0001017491 Award / Grant 10,708 $1.47 $15,741 Jun 9, 2009
0000810084 Option Exercise 36,000 Jun 5, 2009
CPRX Purchase 3,000 $1.55 $4,650 Mar 6, 2009
0001017491 Award / Grant 21,416 $1.47 $31,482 Feb 9, 2009
0000810084 Option Exercise 36,000 Dec 5, 2008
0001017491 Award / Grant 11,364 $0.13 $1,477 Sep 15, 2008
0001017491 Award / Grant 70,320 $1.47 $103,370 Aug 12, 2008
0000810084 Option Exercise 3,000 Jun 14, 2008
0001017491 Award / Grant 24,324 $1.48 $36,000 Jan 9, 2008
0001017491 Award / Grant 10,227 $0.88 $9,000 Dec 31, 2007
0000810084 Option Exercise 3,000 Dec 14, 2007
0001017491 Award / Grant 10,227 $0.88 $9,000 Sep 28, 2007