LANGENBACH ROY H

Insider

First SEC filing: March 17, 2004 · Latest: March 17, 2004

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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

DCH selling Nov. 24, 2003

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 14 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

14 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 15, 2004	DCH	A	18,000	—	—	18,000 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 25, 2003	DCH	M	7,260	$24.15	$175,329	7,260 Direct	—	Acquired	-73.2% (price as of 2026-08-20)
Nov. 24, 2003	DCH	M	2,540	$8.85	$22,479	3,540 Direct	+254.00%	Acquired	-26.8% (price as of 2026-08-20)
Nov. 24, 2003	DCH	M	7,260	—	—	59,860 Direct	-10.82%	Disposed	(price as of 2026-08-20)
Nov. 24, 2003	DCH	M	2,540	—	—	67,120 Direct	-3.65%	Disposed	(price as of 2026-08-20)
Nov. 24, 2003	DCH		7,260	$37.00	$268,620	0 Direct	-100.00%	Disposed	-82.5% (price as of 2026-08-20)
Nov. 24, 2003	DCH	S	2,540	$37.00	$93,980	0 Direct	-100.00%	Disposed	-82.5% (price as of 2026-08-20)
Nov. 24, 2003	DCH	M	2,540	$8.85	$22,479	2,540 Direct	—	Acquired	-26.8% (price as of 2026-08-20)
Nov. 19, 2003	DCH	M	8,040	$15.32	$123,173	8,040 Direct	—	Acquired	-57.7% (price as of 2026-08-20)
Nov. 18, 2003	DCH	S	4,600	$37.00	$170,200	0 Direct	-100.00%	Disposed	-82.5% (price as of 2026-08-20)
Nov. 18, 2003	DCH	M	4,600	$8.85	$40,710	4,600 Direct	—	Acquired	-26.8% (price as of 2026-08-20)
Nov. 17, 2003	DCH	M	6,260	$8.85	$55,401	7,260 Direct	+626.00%	Acquired	-26.8% (price as of 2026-08-20)
Nov. 17, 2003	DCH	M	8,040	—	—	74,260 Direct	-9.77%	Disposed	(price as of 2026-08-20)
Nov. 17, 2003	DCH	M	6,260	—	—	82,300 Direct	-7.07%	Disposed	(price as of 2026-08-20)
Nov. 17, 2003	DCH		8,040	$37.00	$297,480	0 Direct	-100.00%	Disposed	-82.5% (price as of 2026-08-20)
Nov. 17, 2003	DCH	S	6,260	$37.00	$231,620	0 Direct	-100.00%	Disposed	-82.5% (price as of 2026-08-20)
Nov. 17, 2003	DCH	M	6,260	$8.85	$55,401	6,260 Direct	—	Acquired	-26.8% (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
March 15, 2004	DCH	Employee Stock Option (right to buy)	Common Stock (18,000)	$38.70	Feb. 2, 2014	18,000	Acquired
Nov. 24, 2003	DCH	Employee Stock Option (right to buy)	Common Stock (7,260)	$24.15	Jan. 23, 2012	7,260	Disposed
Nov. 24, 2003	DCH	Employee Stock Option (right to buy)	Common Stock (2,540)	$8.85	April 2, 2011	2,540	Disposed
Nov. 17, 2003	DCH	Employee Stock Option (right to buy)	—	—	May 19, 2010	8,040	Disposed
Nov. 17, 2003	DCH	Employee Stock Option (right to buy)	Common Stock (6,260)	$8.85	April 2, 2011	6,260	Disposed

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