Elaine B. Bittner

CIK 1520399 · View on SEC EDGAR ↗

Insider

First SEC filing: May 13, 2011 · Latest: Feb. 12, 2018

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.
Initial holdings The stakes this person held when they first started reporting.
Compensation Executive pay disclosed in company proxy statements.

Insider at

CPK selling April 24, 2017

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 35 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

35 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 7, 2018	CPK	A	14,107	$75.78	$1,069,028	39,475 Direct	+55.61%	Acquired	80.1% (price as of 2026-08-21)
June 7, 2018	CPK	F	6,482	$75.78	$491,206	32,993 Direct	-16.42%	Disposed	80.1% (price as of 2026-08-21)
June 5, 2018	CPK	L	13	$78.59	$1,022	25,368 Direct	+0.05%	Acquired	73.7% (price as of 2026-08-21)
May 7, 2018	CPK	L	13	$75.82	$986	25,355 Direct	+0.05%	Acquired	80.1% (price as of 2026-08-21)
April 5, 2018	CPK	L	14	$72.74	$1,018	22,229 Direct	+0.06%	Acquired	87.7% (price as of 2026-08-21)
April 5, 2018	CPK	J	113	$72.74	$8,220	25,342 Direct	+0.45%	Acquired	87.7% (price as of 2026-08-21)
March 5, 2018	CPK	L	14	$69.47	$973	25,215 Direct	+0.06%	Acquired	96.5% (price as of 2026-08-21)
Feb. 26, 2018	CPK	F	1,272	$68.85	$87,577	25,201 Direct	-4.80%	Disposed	98.3% (price as of 2026-08-21)
Feb. 26, 2018	CPK	A	3,634	$68.85	$250,201	26,473 Direct	+15.91%	Acquired	98.3% (price as of 2026-08-21)
Feb. 5, 2018	CPK	L	14	$70.90	$993	22,839 Direct	+0.06%	Acquired	92.5% (price as of 2026-08-21)
Jan. 5, 2018	CPK	L	13	$75.83	$986	22,728 Direct	+0.06%	Acquired	80.0% (price as of 2026-08-21)
Jan. 5, 2018	CPK	J	97	$75.83	$7,356	22,825 Direct	+0.43%	Acquired	80.0% (price as of 2026-08-21)
April 24, 2017	CPK	S 10b5-1	700	$72.00	$50,400	22,422 Direct	-3.03%	Disposed	89.6% (price as of 2026-08-21)
April 5, 2017	CPK	L	14	$69.53	$973	23,608 Direct	+0.06%	Acquired	96.3% (price as of 2026-08-21)
April 5, 2017	CPK	J	107	$69.53	$7,440	23,715 Direct	+0.45%	Acquired	96.3% (price as of 2026-08-21)
April 5, 2017	CPK	S 10b5-1	593	$70.00	$41,510	23,122 Direct	-2.50%	Disposed	95.0% (price as of 2026-08-21)
March 31, 2017	CPK	S 10b5-1	837	$70.00	$58,590	23,594 Direct	-3.43%	Disposed	95.0% (price as of 2026-08-21)
March 6, 2017	CPK	P 10b5-1	15	$68.05	$1,021	24,431 Direct	+0.06%	Acquired	100.6% (price as of 2026-08-21)
Feb. 23, 2017	CPK	F	1,252	$67.40	$84,385	24,416 Direct	-4.88%	Disposed	102.5% (price as of 2026-08-21)
Feb. 23, 2017	CPK	A	4,613	$67.40	$310,916	25,668 Direct	+21.91%	Acquired	102.5% (price as of 2026-08-21)
Feb. 6, 2017	CPK	L	15	$66.42	$996	21,055 Direct	+0.07%	Acquired	105.5% (price as of 2026-08-21)
Jan. 5, 2017	CPK	J	97	$66.30	$6,431	21,025 Direct	+0.46%	Acquired	105.9% (price as of 2026-08-21)
Jan. 5, 2017	CPK	L	15	$66.30	$994	21,040 Direct	+0.07%	Acquired	105.9% (price as of 2026-08-21)
March 7, 2016	CPK	P	17	$59.96	$1,019	20,483 Direct	+0.08%	Acquired	127.7% (price as of 2026-08-21)
Feb. 22, 2016	CPK	F	1,686	$64.00	$107,904	20,466 Direct	-7.61%	Disposed	113.3% (price as of 2026-08-21)
Feb. 22, 2016	CPK	A	5,607	$64.00	$358,848	22,152 Direct	+33.89%	Acquired	113.3% (price as of 2026-08-21)
Feb. 5, 2016	CPK	L	16	$63.65	$1,018	16,545 Direct	+0.10%	Acquired	114.5% (price as of 2026-08-21)
Jan. 5, 2016	CPK	J	88	$53.30	$4,690	16,510 Direct	+0.54%	Acquired	156.1% (price as of 2026-08-21)
Jan. 5, 2016	CPK	L	19	$53.30	$1,013	16,529 Direct	+0.12%	Acquired	156.1% (price as of 2026-08-21)
March 3, 2015	CPK	F	2,401	$46.87	$112,535	15,968 Direct	-13.07%	Disposed	191.3% (price as of 2026-08-21)
March 3, 2015	CPK	L	21	$45.96	$965	15,989 Direct	+0.13%	Acquired	197.0% (price as of 2026-08-21)
March 3, 2015	CPK	A	7,200	$46.87	$337,464	18,369 Direct	+64.46%	Acquired	191.3% (price as of 2026-08-21)
March 3, 2015	CPK	J	0	—	—	7,252 Indirect	0.00%	Acquired	(price as of 2026-08-21)
Feb. 5, 2015	CPK	L	20	$51.50	$1,030	11,169 Direct	+0.18%	Acquired	165.1% (price as of 2026-08-21)
Jan. 5, 2015	CPK	L	20	$49.08	$982	11,088 Direct	+0.18%	Acquired	178.2% (price as of 2026-08-21)
Jan. 5, 2015	CPK	J	61	$49.08	$2,994	11,149 Direct	+0.55%	Acquired	178.2% (price as of 2026-08-21)
March 4, 2014	CPK	A	4,800	$59.52	$285,696	8,650 Direct	+124.68%	Acquired	244.0% (price as of 2026-08-21)
March 4, 2014	CPK	F	1,532	$59.52	$91,185	7,118 Direct	-17.71%	Disposed	244.0% (price as of 2026-08-21)
March 4, 2014	CPK	P	0	—	—	4,632 Indirect	0.00%	Acquired	(price as of 2026-08-21)
March 13, 2013	CPK	A	6,560	$49.81	$326,754	6,560 Direct	—	Acquired	311.1% (price as of 2026-08-21)
March 13, 2013	CPK	F	2,734	$49.81	$136,181	3,826 Direct	-41.68%	Disposed	311.1% (price as of 2026-08-21)
March 13, 2013	CPK	P	0	—	—	4,397 Indirect	0.00%	Acquired	(price as of 2026-08-21)

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.

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
May 13, 2011	CPK	Common Stock	4,028	Indirect

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

CPK

President

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2011	$192,500	$0	—	—	$69,469	$0	$19,134	$746,013

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.