SIEBERT HAROLD L

Insider trading activity of SIEBERT HAROLD L

Figures computed from official regulatory filings — methodology.

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Company	Filed	Type	Qty	Price	Value · USD	Src
CORPORATE EXECUTIVE BOARD CO	May 18, 2004	Exercise	125,000	9.50 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 18, 2004	ExerciseD	-125,000	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	ExerciseD	-10,000	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	Sell	-79,318	50.11 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	Exercise	39,318	9.50 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	Exercise	10,000	32.30 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	ExerciseD	-39,318	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	ExerciseD	-10,000	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	Exercise	10,000	21.19 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	Exercise	10,000	31.00 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	ExerciseD	-10,000	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	ExerciseD	-10,000	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	Exercise	10,000	32.41 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	Gift	-584	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	Gift	-234	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	ExerciseD	-818	0.00 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	ExerciseD	-2,800	0.00 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	Sell	-2,000	42.79 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	Gift	-2,800	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	Exercise	818	9.50 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	Exercise	2,800	9.50 USD	—	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
CORPORATE EXECUTIVE BOARD CO	May 18, 2004	Exercise	125,000	9.50 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 18, 2004	ExerciseD	-125,000	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	ExerciseD	-10,000	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	Sell	-79,318	50.11 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	Exercise	39,318	9.50 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	Exercise	10,000	32.30 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	ExerciseD	-39,318	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	ExerciseD	-10,000	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	Exercise	10,000	21.19 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	Exercise	10,000	31.00 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	ExerciseD	-10,000	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	ExerciseD	-10,000	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	May 11, 2004	Exercise	10,000	32.41 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	Gift	-584	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	Gift	-234	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	ExerciseD	-818	0.00 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	ExerciseD	-2,800	0.00 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	Sell	-2,000	42.79 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	Gift	-2,800	—	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	Exercise	818	9.50 USD	—	SEC
CORPORATE EXECUTIVE BOARD CO	Jul 31, 2003	Exercise	2,800	9.50 USD	—	SEC