David L Swift

Insider

First SEC filing: Nov. 3, 2005 · Latest: Nov. 3, 2005

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

TWIN selling Aug. 8, 2008

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
Aug. 8, 2008	TWIN	M	4,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 8, 2008	TWIN	M	2,400	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 8, 2008	TWIN	S	6,400	$18.00	$115,200	6,400 Direct	-50.00%	Disposed	24.9% (price as of 2026-08-20)
Aug. 8, 2008	TWIN	M	4,000	$5.73	$22,920	12,800 Direct	+45.45%	Acquired	292.3% (price as of 2026-08-20)
Aug. 8, 2008	TWIN	M	2,400	$6.50	$15,600	8,800 Direct	+37.50%	Acquired	245.8% (price as of 2026-08-20)
Aug. 8, 2008	TWIN	M	4,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 8, 2008	TWIN	M	2,400	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 8, 2008	TWIN	M	4,000	$5.73	$22,920	12,800 Direct	+45.45%	Acquired	292.3% (price as of 2026-08-20)
Aug. 8, 2008	TWIN	M	2,400	$6.50	$15,600	8,800 Direct	+37.50%	Acquired	245.8% (price as of 2026-08-20)
Oct. 19, 2007	TWIN	A	600	—	—	600 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 19, 2007	TWIN	A	600	—	—	3,200 Direct	+23.08%	Acquired	(price as of 2026-08-20)
Aug. 3, 2007	TWIN	S	1,000	$51.18	$51,180	2,600 Direct	-27.78%	Disposed	-12.2% (price as of 2026-08-20)
July 31, 2007	TWIN	M	1,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
July 31, 2007	TWIN	M	1,000	$14.38	$14,380	3,600 Direct	+38.46%	Acquired	212.7% (price as of 2026-08-20)
Oct. 20, 2006	TWIN	A	600	—	—	600 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 20, 2006	TWIN	A	600	—	—	600 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 7, 2006	TWIN	M	800	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 7, 2006	TWIN	M	800	$10.94	$8,752	2,000 Direct	+66.67%	Acquired	311.0% (price as of 2026-08-20)
Oct. 21, 2005	TWIN	A	300	$40.45	$12,135	600 Direct	+100.00%	Acquired	122.3% (price as of 2026-08-20)
Oct. 21, 2005	TWIN	A	300	$40.45	$12,135	7,100 Direct	+4.41%	Acquired	122.3% (price as of 2026-08-20)
Oct. 15, 2004	TWIN	A	300	$24.90	$7,470	6,900 Direct	+4.55%	Acquired	261.1% (price as of 2026-08-20)
Oct. 15, 2004	TWIN	A	300	$24.90	$7,470	300 Direct	—	Acquired	261.1% (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. 8, 2008	TWIN	Stock Options	Common Stock (4,000)	$5.73	Oct. 16, 2008	4,000	Disposed
Aug. 8, 2008	TWIN	Stock Options	Common Stock (2,400)	$6.50	Aug. 10, 2008	2,400	Disposed
Aug. 8, 2008	TWIN	Stock Options	Common Stock (4,000)	$5.73	Oct. 16, 2008	4,000	Disposed
Aug. 8, 2008	TWIN	Stock Options	Common Stock (2,400)	$6.50	Aug. 10, 2008	2,400	Disposed
Oct. 19, 2007	TWIN	Stock Options	Common Stock (600)	$55.09	Oct. 19, 2017	600	Acquired
July 31, 2007	TWIN	Stock Options	Common Stock (1,000)	$14.38	Aug. 11, 2007	1,000	Disposed
Oct. 20, 2006	TWIN	Stock Options	Common Stock (600)	$36.01	Oct. 20, 2016	600	Acquired
Aug. 7, 2006	TWIN	Stock Options	Common Stock (800)	$10.94	Aug. 12, 2006	800	Disposed
Oct. 21, 2005	TWIN	STOCK OPTIONS	COMMON STOCK (300)	$40.45	Oct. 21, 2015	300	Acquired
Oct. 15, 2004	TWIN	STOCK OPTIONS	COMMON STOCK (300)	$24.90	Oct. 15, 2014	300	Acquired

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