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DUNN JOHN MICHAEL

Insider transactions at 2 companies

This page shows all SEC Form 4 filings attributed to DUNN JOHN MICHAEL. 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.

BIIB IMUX
Company Title Type Shares Price Value Date
0001069308 Disposition 27,380 — — Nov 17, 2023
0001069308 Purchase 21,428 $3.50 $74,998 Jul 24, 2020
0001069308 Other 5,952 — — Sep 19, 2017
IMUX General Counsel and Secretary Purchase 100 $3.08 $308 Jun 14, 2017
IMUX General Counsel and Secretary Purchase 7,385 $6.76 $49,923 Oct 26, 2015
BIIB EVP, New Ventures Award / Grant 6,040 — — Feb 24, 2009
BIIB EVP, New Ventures Sale 3,208 $50.90 $163,287 Feb 19, 2009
BIIB EVP, New Ventures Tax Withholding 1,792 $52.61 $94,277 Feb 12, 2009
BIIB EVP, New Ventures Sale 2,258 $50.81 $114,729 Feb 11, 2009
BIIB EVP, New Ventures Tax Withholding 1,375 $52.48 $72,160 Feb 6, 2009
BIIB EVP, New Ventures Gift 32 — — Jul 29, 2008
BIIB EVP, New Ventures Sale 6,485 $71.50 $463,678 Jul 22, 2008
BIIB EVP, New Ventures Sale 6,485 $67.50 $437,738 Jul 21, 2008
BIIB EVP, New Ventures Option Exercise 6,485 $43.50 $282,098 Jul 21, 2008
BIIB EVP, New Ventures Option Exercise 1,558 $35.37 $55,106 Jun 2, 2008
BIIB EVP, New Ventures Sale 12 $64.07 $769 Apr 14, 2008
BIIB EVP, New Ventures Gift 45 — — Mar 3, 2008
BIIB EVP, New Ventures Sale 200 $61.26 $12,252 Feb 12, 2008
BIIB EVP, New Ventures Sale 100 $61.08 $6,108 Feb 12, 2008
BIIB EVP, New Ventures Option Exercise 3,633 — — Feb 6, 2008
BIIB EVP, New Ventures Sale 20,000 $57.75 $1,155,000 Jul 25, 2007
BIIB EVP, New Ventures Option Exercise 15,352 $35.37 $543,000 Jun 27, 2007
BIIB EVP, New Ventures Option Exercise 15,000 $35.37 $530,550 Apr 23, 2007
BIIB EVP, New Ventures Sale 1,431 $46.06 $65,912 Apr 20, 2007
BIIB EVP, New Ventures Award / Grant 7,346 — — Mar 14, 2007
BIIB EVP, New Ventures Sale 2,334 $49.22 $114,879 Feb 13, 2007
BIIB EVP, New Ventures Award / Grant 15,000 — — Feb 12, 2007
BIIB EVP, New Ventures Option Exercise 3,634 — — Feb 6, 2007
BIIB EVP, New Ventures Gift 32 — — Nov 20, 2006
BIIB EVP, New Ventures Sale 7,850 $49.00 $384,650 Nov 15, 2006
BIIB EVP, New Ventures Sale 10,000 $46.79 $467,900 Oct 31, 2006
BIIB EVP, New Ventures Sale 10,000 $46.79 $467,900 Oct 31, 2006
BIIB EVP, New Ventures Award / Grant 20,650 — — Sep 14, 2006
BIIB EVP, New Ventures U 160 — — Feb 2, 2005
BIIB EVP, New Ventures Sale 10,000 $59.08 $590,800 May 18, 2004