David M Schaffel

Insider

First SEC filing: March 14, 2005 · Latest: March 14, 2005

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 5 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

5 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 10, 2005	CSGP	A	3,308	—	—	3,308 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 27, 2004	CSGP	M	39,000	$9.00	$351,000	64,327 Direct	+153.99%	Acquired	3618.9% (price as of 2026-08-20)
Feb. 27, 2004	CSGP	S	39,000	$39.00	$1,521,000	25,327 Direct	-60.63%	Disposed	758.2% (price as of 2026-08-20)
Feb. 27, 2004	CSGP	M	39,000	—	—	72,500 Direct	-34.98%	Disposed	(price as of 2026-08-20)
Feb. 27, 2004	CSGP	A	15,000	—	—	87,500 Direct	+20.69%	Acquired	(price as of 2026-08-20)
Sept. 23, 2003	CSGP	A	12,500	—	—	111,500 Direct	+12.63%	Acquired	(price as of 2026-08-20)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Feb. 27, 2004	CSGP	Options to acquire Common Stock	Common Stock (39,000)	$9.00	June 30, 2008	39,000	Disposed
Feb. 27, 2004	CSGP	Options to acquire Common Stock	Common Stock (15,000)	$39.00	Feb. 26, 2014	15,000	Acquired
Sept. 23, 2003	CSGP	Options to acquire Common Stock	Common Stock (12,500)	$28.15	Sept. 22, 2013	12,500	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).