Darrell Wilk

Insider

First SEC filing: June 16, 2006 · Latest: Sept. 6, 2016

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.
Initial holdings The stakes this person held when they first started reporting.

Insider at

CEPL buying Aug. 11, 2015

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 45 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

45 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Sept. 1, 2016	CEPL	A	5,915	$1.69	$9,996	46,683 Direct	+14.51%	Acquired	269.8% (price as of 2026-08-20)
June 1, 2016	CEPL	A	6,369	$1.57	$9,999	40,768 Direct	+18.52%	Acquired	298.1% (price as of 2026-08-20)
March 1, 2016	CEPL	A	8,332	$1.20	$9,998	34,399 Direct	+31.96%	Acquired	420.8% (price as of 2026-08-20)
Dec. 1, 2015	CEPL	A	6,249	$1.60	$9,998	26,067 Direct	+31.53%	Acquired	290.6% (price as of 2026-08-20)
Sept. 1, 2015	CEPL	A	16,025	$0.39	$6,250	396,362 Direct	+4.21%	Acquired	1502.6% (price as of 2026-08-20)
Aug. 28, 2015	CEPL	A	128,378	—	—	380,337 Direct	+50.95%	Acquired	(price as of 2026-08-20)
Aug. 11, 2015	CEPL	P	20,000	$0.43	$8,600	251,959 Direct	+8.62%	Acquired	1353.5% (price as of 2026-08-20)
June 1, 2015	CEPL	A	14,532	$0.43	$6,249	231,959 Direct	+6.68%	Acquired	1353.5% (price as of 2026-08-20)
March 2, 2015	CEPL	A	8,445	$0.74	$6,249	217,427 Direct	+4.04%	Acquired	744.6% (price as of 2026-08-20)
Dec. 1, 2014	CEPL	A	7,715	$0.81	$6,249	208,982 Direct	+3.83%	Acquired	671.6% (price as of 2026-08-20)
Sept. 2, 2014	CEPL	A	5,080	$1.23	$6,248	201,267 Direct	+2.59%	Acquired	408.1% (price as of 2026-08-20)
Aug. 28, 2014	CEPL	A	27,777	—	—	196,187 Direct	+16.49%	Acquired	(price as of 2026-08-20)
June 2, 2014	CEPL	A	4,031	$1.55	$6,248	168,410 Direct	+2.45%	Acquired	303.2% (price as of 2026-08-20)
March 3, 2014	CEPL	A	3,856	$1.62	$6,247	165,210 Direct	+2.39%	Acquired	285.8% (price as of 2026-08-20)
Dec. 2, 2013	CEPL	A	5,386	$1.16	$6,248	161,354 Direct	+3.45%	Acquired	438.8% (price as of 2026-08-20)
Sept. 3, 2013	CEPL	A	5,681	$1.10	$6,249	155,968 Direct	+3.78%	Acquired	468.2% (price as of 2026-08-20)
Aug. 29, 2013	CEPL	A	31,532	—	—	150,287 Direct	+26.55%	Acquired	(price as of 2026-08-20)
June 3, 2013	CEPL	A	4,881	$1.28	$6,248	118,755 Direct	+4.29%	Acquired	388.3% (price as of 2026-08-20)
March 1, 2013	CEPL	A	6,441	$0.97	$6,248	113,874 Direct	+6.00%	Acquired	544.3% (price as of 2026-08-20)
Dec. 3, 2012	CEPL	A	6,577	$0.95	$6,248	107,433 Direct	+6.52%	Acquired	557.9% (price as of 2026-08-20)
Sept. 4, 2012	CEPL	A	4,104	$1.01	$4,145	100,856 Direct	+4.24%	Acquired	518.8% (price as of 2026-08-20)
Aug. 30, 2012	CEPL	A	34,653	—	—	96,752 Direct	+55.80%	Acquired	(price as of 2026-08-20)
June 1, 2012	CEPL	A	4,125	$1.00	$4,125	62,099 Direct	+7.12%	Acquired	525.0% (price as of 2026-08-20)
March 1, 2012	CEPL	A	3,617	$1.14	$4,123	57,974 Direct	+6.65%	Acquired	448.2% (price as of 2026-08-20)
Dec. 1, 2011	CEPL	A	4,125	$1.00	$4,125	54,357 Direct	+8.21%	Acquired	525.0% (price as of 2026-08-20)
Sept. 1, 2011	CEPL	A	3,649	$1.13	$4,123	50,232 Direct	+7.83%	Acquired	453.1% (price as of 2026-08-20)
Aug. 26, 2011	CEPL	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)
June 1, 2011	CEPL	A	2,469	$1.67	$4,123	46,583 Direct	+5.60%	Acquired	274.3% (price as of 2026-08-20)
March 1, 2011	CEPL	A	2,864	$1.44	$4,124	44,114 Direct	+6.94%	Acquired	334.0% (price as of 2026-08-20)
Dec. 1, 2010	CEPL	A	5,287	$0.78	$4,124	41,250 Direct	+14.70%	Acquired	701.3% (price as of 2026-08-20)
Sept. 1, 2010	CEPL	A	6,057	$0.65	$3,937	35,963 Direct	+20.25%	Acquired	861.5% (price as of 2026-08-20)
Aug. 26, 2010	CEPL	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)
June 1, 2010	CEPL	A	3,423	$1.15	$3,936	29,906 Direct	+12.93%	Acquired	443.5% (price as of 2026-08-20)
March 1, 2010	CEPL	A	3,254	$1.21	$3,937	26,483 Direct	+14.01%	Acquired	416.5% (price as of 2026-08-20)
Dec. 1, 2009	CEPL	A	2,982	$1.32	$3,936	23,229 Direct	+14.73%	Acquired	373.5% (price as of 2026-08-20)
Sept. 1, 2009	CEPL	A	2,400	$1.38	$3,312	20,247 Direct	+13.45%	Acquired	352.9% (price as of 2026-08-20)
Aug. 27, 2009	CEPL	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)
June 1, 2009	CEPL	A	4,871	$0.68	$3,312	17,847 Direct	+37.54%	Acquired	819.1% (price as of 2026-08-20)
March 1, 2009	CEPL	A	6,901	$0.48	$3,312	12,976 Direct	+113.60%	Acquired	1202.1% (price as of 2026-08-20)
Dec. 1, 2008	CEPL	A	4,358	$0.76	$3,312	6,075 Direct	+253.81%	Acquired	722.4% (price as of 2026-08-20)
Sept. 2, 2008	CEPL	A	1,217	$2.72	$3,310	1,717 Direct	+243.40%	Acquired	129.8% (price as of 2026-08-20)
Aug. 28, 2008	CEPL	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 24, 2007	CEPL	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 18, 2006	CEPL	A	10,000	$2.03	$20,300	10,000 Direct	—	Acquired	207.9% (price as of 2026-08-20)
June 19, 2006	CEPL	A	21,600	$2.35	$50,760	21,600 Direct	—	Acquired	166.0% (price as of 2026-08-20)
June 1, 2006	CEPL	A	21,600	$3.05	$65,880	21,600 Direct	—	Acquired	104.9% (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
Aug. 26, 2011	CEPL	Stock Option (right to buy)	Common Sock (10,000)	$1.13	Aug. 26, 2021	10,000	Acquired
Aug. 26, 2010	CEPL	Stock Option (right to buy)	Common Stock (10,000)	$0.66	Aug. 26, 2020	10,000	Acquired
Aug. 27, 2009	CEPL	Stock Option (right to buy)	Common Stock (10,000)	$1.19	Aug. 27, 2019	10,000	Acquired
Aug. 28, 2008	CEPL	Stock Option (right to buy)	Common Stock (10,000)	$2.76	Aug. 28, 2018	10,000	Acquired
Aug. 24, 2007	CEPL	Stock Option (Right to Buy)	Common Stock (10,000)	$0.99	Aug. 24, 2017	10,000	Acquired
Aug. 18, 2006	CEPL	Stock Option (right to buy)	Common Stock (10,000)	$2.03	Aug. 18, 2016	10,000	Acquired
June 19, 2006	CEPL	Stock Option (Right-to-buy)	Common Stock (21,600)	$2.35	June 1, 2016	21,600	Acquired
June 1, 2006	CEPL	Stock Option (right to buy)	Common Stock (21,600)	$3.05	June 1, 2016	21,600	Acquired

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

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
June 16, 2006	CEPL	Common Stock	500	Direct