Jonalan C Page

Insider

First SEC filing: June 13, 2007 · Latest: June 13, 2007

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 3 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

No open-market trades on record; showing all filings.

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 1, 2008	GRBK	A	17,500	—	—	17,500 Direct	—	Acquired	(price as of 2026-08-19)
June 19, 2007	GRBK	A	40,000	—	—	40,000 Direct	—	Acquired	(price as of 2026-08-19)
June 19, 2007	GRBK	A	11,765	—	—	11,765 Direct	—	Acquired	(price as of 2026-08-19)

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
March 1, 2008	GRBK	Option to Buy	Common Stock, $0.01 per share (17,500)	$5.59	Feb. 28, 2013	17,500	Acquired
June 19, 2007	GRBK	Option to Buy	Common stock, par value $0.01 per share (40,000)	$10.50	—	40,000	Acquired

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

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
June 13, 2007	GRBK	Class B Common Stock, par value $0.01 per share	21,147	Direct
June 13, 2007	GRBK	Class B Common Stock, par value $0.01 per share	9,353	Indirect
June 13, 2007	GRBK	Membership Units in BioFuel Energy, LLC→ Common Stock, par value $0.01 per share (21,147)	21,147	Direct
June 13, 2007	GRBK	Membership Units in BioFuel Energy, LLC→ Common Stock, par value $0.01 per share (9,353)	9,353	Indirect