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