Stephen Birke

Insider

First SEC filing: April 1, 2014 · Latest: April 1, 2014

On this page

Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.

Insider at

CREX buying May 23, 2011

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 20 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

20 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 31, 2014	CREX	A	7,143	—	—	46,641 Direct	+18.08%	Acquired	(price as of 2026-08-20)
Jan. 14, 2014	CREX	A	60,000	—	—	60,000 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 31, 2013	CREX	A	8,750	—	—	39,498 Direct	+28.46%	Acquired	(price as of 2026-08-20)
Sept. 30, 2013	CREX	A	6,325	—	—	30,748 Direct	+25.90%	Acquired	(price as of 2026-08-20)
June 28, 2013	CREX	A	6,402	—	—	24,423 Direct	+35.53%	Acquired	(price as of 2026-08-20)
March 29, 2013	CREX	A	3,500	—	—	18,021 Direct	+24.10%	Acquired	(price as of 2026-08-20)
Feb. 13, 2013	CREX	A	20,000	—	—	20,000 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 31, 2012	CREX	A	2,625	—	—	14,521 Direct	+22.07%	Acquired	(price as of 2026-08-20)
Sept. 28, 2012	CREX	A	5,707	—	—	59,482 Direct	+10.61%	Acquired	(price as of 2026-08-20)
Sept. 13, 2012	CREX	A	6,172	$0.81	$4,999	53,775 Direct	+12.97%	Acquired	-99.2% (price as of 2026-08-20)
June 29, 2012	CREX	A	5,495	—	—	47,603 Direct	+13.05%	Acquired	(price as of 2026-08-20)
March 30, 2012	CREX	A	5,618	—	—	42,108 Direct	+15.40%	Acquired	(price as of 2026-08-20)
Feb. 16, 2012	CREX	A	32,710	—	—	32,710 Direct	—	Acquired	(price as of 2026-08-20)
June 9, 2011	CREX	A	20,000	—	—	20,000 Direct	—	Acquired	(price as of 2026-08-20)
May 23, 2011	CREX	P	15,857	$1.20	$19,028	36,490 Direct	+76.85%	Acquired	-99.5% (price as of 2026-08-20)
May 20, 2011	CREX	P	14,413	$1.20	$17,296	20,903 Direct	+222.08%	Acquired	-99.5% (price as of 2026-08-20)
May 20, 2011	CREX	P	14,143	$1.20	$16,972	20,633 Direct	+217.92%	Acquired	-99.5% (price as of 2026-08-20)
March 17, 2010	CREX	A	20,000	—	—	20,000 Direct	—	Acquired	(price as of 2026-08-20)
July 17, 2009	CREX	G	3,510	—	—	6,490 Direct	-35.10%	Disposed	(price as of 2026-08-20)
Feb. 2, 2009	CREX	A	40,000	—	—	40,000 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 10, 2008	CREX	P	10,000	$0.45	$4,500	10,000 Direct	—	Acquired	-98.6% (price as of 2026-08-20)
Oct. 17, 2008	CREX	A	20,000	—	—	20,000 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 17, 2008	CREX	A	50,000	—	—	50,000 Direct	—	Acquired	(price as of 2026-08-20)
July 30, 2008	CREX	A	40,000	—	—	40,000 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.

Derivative holdings (Form 4 Table II)

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

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Jan. 14, 2014	CREX	Stock Option (right to buy) [F1]	Common Stock (60,000)	$0.79	Jan. 14, 2024	60,000	Acquired
Feb. 13, 2013	CREX	Stock Option (right to buy) [F1]	Common Stock (20,000)	$1.80	Feb. 13, 2023	20,000	Acquired
Feb. 16, 2012	CREX	Stock Option (right to buy) [F1]	Common Stock (32,710)	$1.07	Feb. 16, 2022	32,710	Acquired
June 9, 2011	CREX	Stock Option (right to buy) [F1]	Common Stock (20,000)	$1.17	March 23, 2021	20,000	Acquired
March 17, 2010	CREX	Stock Option (right to buy) [F1]	Common Stock (20,000)	$2.45	March 17, 2020	20,000	Acquired
Feb. 2, 2009	CREX	Stock Option (right to buy)	Common Stock (40,000)	$1.19	Feb. 2, 2019	40,000	Acquired
Oct. 17, 2008	CREX	Stock Option (right to buy) [F1]	Common Stock (20,000)	$1.61	Oct. 17, 2013	20,000	Acquired
Oct. 17, 2008	CREX	Stock Option (right to buy) [F1]	Common Stock (50,000)	$1.61	Oct. 17, 2013	50,000	Acquired
July 30, 2008	CREX	Stock Option (right to buy) [F1]	Common Stock (40,000)	$4.89	July 30, 2013	40,000	Acquired

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