LAFARGE NORTH AMERICA INC

USMaterialsSIC 3241

Identifiers

Type	Value
cik	0000716783
ticker	LAF

USMaterialsSIC 3241

Filings

141

Transactions

368

Buys / Sells

8/36

Last tx

16 May 2006

Identifiers

Type	Value
cik	0000716783
ticker	LAF

Recent transactions

Date	Type	Insider	Qty	Price	Signals
15 May 2006	SALE	TAYLOR GERALD H	6,000	85.50 USD
16 May 2006	OTHER	TAYLOR GERALD H	1,000	85.50 USD	deriv
15 May 2006	EXERCISE	TANENBAUM LAWRENCE M	44,000,000	29.00 USD	indirect
15 May 2006	TENDER	TANENBAUM LAWRENCE M	44,000,000	85.50 USD	indirect
15 May 2006	EXERCISE	TANENBAUM LAWRENCE M	4,400,000	0.00 USD	derivindirect
15 May 2006	SALE	MCGARVIE BLYTHE J	850	85.50 USD
16 May 2006	OTHER	MCGARVIE BLYTHE J	1,000	85.50 USD	deriv
16 May 2006	OTHER	MCGARVIE BLYTHE J	1,000	85.50 USD	deriv
16 May 2006	OTHER	MCGARVIE BLYTHE J	5,000	85.50 USD	deriv
15 May 2006	SALE	COLLOMB BERTRAND P	10,699	85.50 USD
16 May 2006	OTHER	COLLOMB BERTRAND P	15,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	15,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	15,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	20,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	1,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	20,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	20,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	30,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	30,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	20,000	85.50 USD	deriv
16 May 2006	OTHER	Bachmann James W	771.67	85.50 USD
16 May 2006	OTHER	Bachmann James W	5,625	85.50 USD	deriv
16 May 2006	OTHER	Bachmann James W	13,000	85.50 USD	deriv
16 May 2006	OTHER	Bachmann James W	2,500	85.50 USD	deriv
16 May 2006	OTHER	Bachmann James W	6,000	85.50 USD	deriv

Recent transactions

Date	Type	Insider	Qty	Price	Signals
15 May 2006	SALE	TAYLOR GERALD H	6,000	85.50 USD
16 May 2006	OTHER	TAYLOR GERALD H	1,000	85.50 USD	deriv
15 May 2006	EXERCISE	TANENBAUM LAWRENCE M	44,000,000	29.00 USD	indirect
15 May 2006	TENDER	TANENBAUM LAWRENCE M	44,000,000	85.50 USD	indirect
15 May 2006	EXERCISE	TANENBAUM LAWRENCE M	4,400,000	0.00 USD	derivindirect
15 May 2006	SALE	MCGARVIE BLYTHE J	850	85.50 USD
16 May 2006	OTHER	MCGARVIE BLYTHE J	1,000	85.50 USD	deriv
16 May 2006	OTHER	MCGARVIE BLYTHE J	1,000	85.50 USD	deriv
16 May 2006	OTHER	MCGARVIE BLYTHE J	5,000	85.50 USD	deriv
15 May 2006	SALE	COLLOMB BERTRAND P	10,699	85.50 USD
16 May 2006	OTHER	COLLOMB BERTRAND P	15,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	15,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	15,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	20,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	1,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	20,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	20,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	30,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	30,000	85.50 USD	deriv
16 May 2006	OTHER	COLLOMB BERTRAND P	20,000	85.50 USD	deriv
16 May 2006	OTHER	Bachmann James W	771.67	85.50 USD
16 May 2006	OTHER	Bachmann James W	5,625	85.50 USD	deriv
16 May 2006	OTHER	Bachmann James W	13,000	85.50 USD	deriv
16 May 2006	OTHER	Bachmann James W	2,500	85.50 USD	deriv
16 May 2006	OTHER	Bachmann James W	6,000	85.50 USD	deriv