Alexander Rich

Insider

First SEC filing: Sept. 11, 2008 · Latest: Sept. 11, 2008

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 12 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

12 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Dec. 15, 2011	RGEN	A	15,000	—	—	105,000 Direct	+16.67%	Acquired	(price as of 2026-08-20)
Sept. 16, 2010	RGEN	A	20,000	—	—	100,000 Direct	+25.00%	Acquired	(price as of 2026-08-20)
Sept. 9, 2008	RGEN	M	5,000	—	—	95,000 Direct	-5.00%	Disposed	(price as of 2026-08-20)
Sept. 9, 2008	RGEN	S	5,000	$5.05	$25,250	436,500 Direct	-1.13%	Disposed	3466.2% (price as of 2026-08-20)
Sept. 9, 2008	RGEN	M	5,000	$1.28	$6,400	441,500 Direct	+1.15%	Acquired	13969.9% (price as of 2026-08-20)
June 14, 2007	RGEN	M	5,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
June 14, 2007	RGEN	S	5,000	$3.90	$19,500	436,500 Direct	-1.13%	Disposed	4517.8% (price as of 2026-08-20)
June 14, 2007	RGEN	M	5,000	$1.00	$5,000	441,500 Direct	+1.15%	Acquired	17909.5% (price as of 2026-08-20)
Sept. 15, 2006	RGEN	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-20)
Sept. 6, 2006	RGEN	M	5,000	—	—	436,500 Direct	-1.13%	Disposed	(price as of 2026-08-20)
Sept. 6, 2006	RGEN	S	5,000	$3.38	$16,900	436,500 Direct	-1.13%	Disposed	5228.3% (price as of 2026-08-20)
Sept. 6, 2006	RGEN	M	5,000	$0.88	$4,400	441,500 Direct	+1.15%	Acquired	20365.3% (price as of 2026-08-20)
Sept. 15, 2005	RGEN	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-20)
Sept. 21, 2004	RGEN	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-20)
Sept. 10, 2003	RGEN	A	15,000	—	—	15,000 Direct	—	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
Dec. 15, 2011	RGEN	Stock Option (Right to Buy)	Common Stock (15,000)	$3.22	Dec. 15, 2021	15,000	Acquired
Sept. 16, 2010	RGEN	Stock Option (Right to Buy)	Common Stock (20,000)	$3.30	Sept. 16, 2020	20,000	Acquired
Sept. 9, 2008	RGEN	Common Stock Right to Buy	Common Stock (5,000)	$1.28	Sept. 10, 2008	5,000	Disposed
June 14, 2007	RGEN	Common Stock Right to buy	Common Stock (5,000)	$1.00	July 24, 2007	5,000	Disposed
Sept. 15, 2006	RGEN	Stock Option (Right to buy)	Common Stock (15,000)	$3.10	Sept. 15, 2016	15,000	Acquired
Sept. 6, 2006	RGEN	Stock Option (Right to buy)	Common Stock (5,000)	$0.88	Sept. 10, 2006	5,000	Disposed
Sept. 15, 2005	RGEN	Stock Option (Right to Buy)	Common Stock (15,000)	$3.38	Sept. 15, 2015	15,000	Acquired
Sept. 21, 2004	RGEN	Stock Option (Right to Buy)	Common Stock (15,000)	$1.91	Sept. 21, 2014	15,000	Acquired
Sept. 10, 2003	RGEN	Stock Option (Right to Buy)	Common Stock (15,000)	$7.56	Sept. 10, 2013	15,000	Acquired

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