Thomas Christopoul

Insider

First SEC filing: Feb. 27, 2013 · Latest: Feb. 27, 2013

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

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 53 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

53 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 15, 2026	ZWS	A	630	$47.63	$30,007	118,435 Direct	+0.53%	Acquired	2.8% (price as of 2026-08-21)
Oct. 7, 2021	ZWS	A	10,675	—	—	20,995 Direct	+103.44%	Acquired	(price as of 2026-08-21)
Oct. 7, 2021	ZWS	A	12,058	—	—	23,715 Direct	+103.44%	Acquired	(price as of 2026-08-21)
Oct. 7, 2021	ZWS	A	58,007	—	—	113,020 Direct	+105.44%	Acquired	(price as of 2026-08-21)
Oct. 5, 2021	ZWS	A	3,934	—	—	55,013 Direct	+7.70%	Acquired	(price as of 2026-08-21)
Feb. 26, 2013	ZWS	A	11,657	—	—	11,657 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 19, 2009	RGP	A	90,000	—	—	90,000 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 29, 2008	RGP	P	4,000	$15.77	$63,080	22,290 Direct	+21.87%	Acquired	-72.5% (price as of 2026-08-21)
Oct. 10, 2008	RGP	P	7,500	$17.56	$131,700	18,290 Direct	+69.51%	Acquired	-75.3% (price as of 2026-08-21)
Oct. 6, 2008	RGP	P	790	$17.02	$13,446	10,790 Direct	+7.90%	Acquired	-74.5% (price as of 2026-08-21)
Oct. 6, 2008	RGP	P	2,500	$18.00	$45,000	10,000 Direct	+33.33%	Acquired	-75.9% (price as of 2026-08-21)
Oct. 3, 2008	RGP	P	7,500	$18.86	$141,450	7,500 Direct	—	Acquired	-77.0% (price as of 2026-08-21)
June 2, 2008	RGP	A	150,000	—	—	150,000 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 2, 2008	RGP	A	2,849	$17.55	$50,000	5,849 Direct	+94.97%	Acquired	-75.3% (price as of 2026-08-21)
Jan. 2, 2008	RGP	A	3,000	$17.55	$52,650	3,000 Direct	—	Acquired	-75.3% (price as of 2026-08-21)
Jan. 3, 2007	RGP	A	3,000	—	—	3,000 Direct	—	Acquired	(price as of 2026-08-21)
Aug. 3, 2005	CAR	M	164,858	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Aug. 3, 2005	CAR	S	164,858	$20.95	$3,453,775	64,066 Direct	-72.01%	Disposed	334.5% (price as of 2026-08-21)
Aug. 3, 2005	CAR	M	164,858	$11.77	$1,940,379	228,924 Direct	+257.33%	Acquired	673.3% (price as of 2026-08-21)
Aug. 2, 2005	CAR	M	8,809	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Aug. 2, 2005	CAR	S	8,809	$21.53	$189,658	64,066 Direct	-12.09%	Disposed	322.8% (price as of 2026-08-21)
Aug. 2, 2005	CAR	M	8,809	$16.10	$141,825	72,875 Direct	+13.75%	Acquired	465.3% (price as of 2026-08-21)
May 9, 2005	CAR	M	52,977	$11.77	$623,539	117,043 Direct	+82.69%	Acquired	673.3% (price as of 2026-08-21)
May 9, 2005	CAR	S	52,977	$20.72	$1,097,683	64,066 Direct	-45.26%	Disposed	339.3% (price as of 2026-08-21)
May 9, 2005	CAR	M	52,977	—	—	60,000 Direct	-46.89%	Disposed	(price as of 2026-08-21)
May 2, 2005	CAR	M	125,174	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 2, 2005	CAR	S	125,174	$20.00	$2,503,480	64,066 Direct	-66.15%	Disposed	355.1% (price as of 2026-08-21)
May 2, 2005	CAR	M	125,174	$9.41	$1,177,887	189,240 Direct	+195.38%	Acquired	867.3% (price as of 2026-08-21)
April 27, 2005	CAR	M	13,029	—	—	70,105 Direct	+22.83%	Acquired	(price as of 2026-08-21)
April 27, 2005	CAR	F	6,039	$19.90	$120,176	64,066 Direct	-8.61%	Disposed	357.4% (price as of 2026-08-21)
April 27, 2005	CAR	M	13,029	—	—	91,197 Direct	-12.50%	Disposed	(price as of 2026-08-21)
April 22, 2005	CAR	M	15,362	—	—	30,724 Direct	-33.33%	Disposed	(price as of 2026-08-21)
April 22, 2005	CAR	F	7,121	$19.74	$140,569	57,076 Direct	-11.09%	Disposed	361.1% (price as of 2026-08-21)
April 22, 2005	CAR	M	15,362	—	—	64,197 Direct	+31.46%	Acquired	(price as of 2026-08-21)
Dec. 6, 2004	CAR	M	300,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Dec. 6, 2004	CAR	S	300,000	$23.05	$6,915,000	48,835 Direct	-86.00%	Disposed	294.9% (price as of 2026-08-21)
Dec. 6, 2004	CAR	M	300,000	$9.41	$2,823,000	348,835 Direct	+614.31%	Acquired	867.3% (price as of 2026-08-21)
Dec. 3, 2004	CAR	M	300,000	—	—	300,000 Direct	-50.00%	Disposed	(price as of 2026-08-21)
Dec. 3, 2004	CAR	S	300,000	$23.03	$6,909,000	48,835 Direct	-86.00%	Disposed	295.2% (price as of 2026-08-21)
Dec. 3, 2004	CAR	M	300,000	$9.41	$2,823,000	348,835 Direct	+614.31%	Acquired	867.3% (price as of 2026-08-21)
July 29, 2004	CAR	M	25,000	—	—	600,000 Direct	-4.00%	Disposed	(price as of 2026-08-21)
July 29, 2004	CAR	S	25,000	$23.35	$583,750	48,835 Direct	-33.86%	Disposed	289.8% (price as of 2026-08-21)
July 29, 2004	CAR	M	25,000	$9.41	$235,250	73,835 Direct	+51.19%	Acquired	867.3% (price as of 2026-08-21)
July 27, 2004	CAR	M	175,000	—	—	625,000 Direct	-21.88%	Disposed	(price as of 2026-08-21)
July 27, 2004	CAR	S	175,000	$23.14	$4,049,500	48,835 Direct	-78.18%	Disposed	293.3% (price as of 2026-08-21)
July 27, 2004	CAR	M	175,000	$9.41	$1,646,750	223,835 Direct	+358.35%	Acquired	867.3% (price as of 2026-08-21)
July 8, 2004	CAR	M 10b5-1	17,016	$9.81	$166,927	65,851 Direct	+34.84%	Acquired	827.8% (price as of 2026-08-21)
July 8, 2004	CAR	M 10b5-1	3,927	—	—	120,073 Direct	-3.17%	Disposed	(price as of 2026-08-21)
July 8, 2004	CAR	M 10b5-1	17,016	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
July 8, 2004	CAR	S 10b5-1	20,943	$25.00	$523,575	48,835 Direct	-30.01%	Disposed	264.1% (price as of 2026-08-21)
July 8, 2004	CAR	M 10b5-1	3,927	$9.81	$38,524	69,778 Direct	+5.96%	Acquired	827.8% (price as of 2026-08-21)
June 3, 2004	CAR	A	99,481	—	—	99,481 Direct	—	Acquired	(price as of 2026-08-21)
April 22, 2004	CAR	M	14,663	—	—	53,594 Direct	+37.66%	Acquired	(price as of 2026-08-21)
April 22, 2004	CAR	F	4,759	$24.98	$118,880	48,835 Direct	-8.88%	Disposed	264.4% (price as of 2026-08-21)
April 22, 2004	CAR	M	14,663	—	—	43,988 Direct	-25.00%	Disposed	(price as of 2026-08-21)
Dec. 1, 2003	CAR	M 10b5-1	22,000	—	—	17,016 Direct	-56.39%	Disposed	(price as of 2026-08-21)
Dec. 1, 2003	CAR	S 10b5-1	22,000	$22.11	$486,420	38,931 Direct	-36.11%	Disposed	311.7% (price as of 2026-08-21)
Dec. 1, 2003	CAR	M 10b5-1	22,000	$9.81	$215,820	60,931 Direct	+56.51%	Acquired	827.8% (price as of 2026-08-21)
Nov. 3, 2003	CAR	M 10b5-1	22,000	$9.81	$215,820	60,931 Direct	+56.51%	Acquired	827.8% (price as of 2026-08-21)
Nov. 3, 2003	CAR	M 10b5-1	22,000	—	—	39,016 Direct	-36.06%	Disposed	(price as of 2026-08-21)
Nov. 3, 2003	CAR	S 10b5-1	22,000	$20.35	$447,700	38,931 Direct	-36.11%	Disposed	347.3% (price as of 2026-08-21)
Oct. 1, 2003	CAR	M	22,000	—	—	61,016 Direct	-26.50%	Disposed	(price as of 2026-08-21)
Oct. 1, 2003	CAR	S 10b5-1	22,000	$18.51	$407,220	39,145 Direct	-35.98%	Disposed	391.7% (price as of 2026-08-21)
Oct. 1, 2003	CAR	M 10b5-1	22,000	$9.81	$215,820	61,145 Direct	+56.20%	Acquired	827.8% (price as of 2026-08-21)
Sept. 2, 2003	CAR	M	22,000	—	—	83,016 Direct	-20.95%	Disposed	(price as of 2026-08-21)
Sept. 2, 2003	CAR	S 10b5-1	22,000	$18.00	$396,000	39,145 Direct	-35.98%	Disposed	405.7% (price as of 2026-08-21)
Sept. 2, 2003	CAR	M 10b5-1	22,000	$9.81	$215,820	61,145 Direct	+56.20%	Acquired	827.8% (price as of 2026-08-21)
Aug. 1, 2003	CAR	M	11,845	—	—	105,016 Direct	-10.14%	Disposed	(price as of 2026-08-21)
Aug. 1, 2003	CAR	M	10,155	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Aug. 1, 2003	CAR	S 10b5-1	22,000	$17.71	$389,620	39,145 Direct	-35.98%	Disposed	413.9% (price as of 2026-08-21)
Aug. 1, 2003	CAR	M 10b5-1	11,845	$9.81	$116,199	61,145 Direct	+24.03%	Acquired	827.8% (price as of 2026-08-21)
Aug. 1, 2003	CAR	M 10b5-1	10,155	$9.81	$99,621	49,300 Direct	+25.94%	Acquired	827.8% (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.

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
Oct. 7, 2021	ZWS	Stock Option (right to buy)	Common Stock (20,995)	—	Sept. 3, 2024	10,675	Acquired
Oct. 7, 2021	ZWS	Stock Option (right to buy)	Common Stock (23,715)	—	Feb. 26, 2023	12,058	Acquired
Feb. 26, 2013	ZWS	Stock Option (Right to Buy)	Common Stock (11,657)	$20.18	Feb. 26, 2023	11,657	Acquired
Feb. 19, 2009	RGP	Non-Qualified Stock Option (right to buy)	Common Stock (90,000)	$14.48	Feb. 19, 2019	90,000	Acquired
June 2, 2008	RGP	Non-Qualified Stock Option (right to buy)	Common Stock (150,000)	$20.46	June 2, 2018	150,000	Acquired
Jan. 2, 2008	RGP	Non-Qualified Stock Option (right to buy)	Common Stock (2,849)	$17.55	Jan. 2, 2018	2,849	Acquired
Jan. 2, 2008	RGP	Non-Qualified Stock Option (right to buy)	Common Stock (3,000)	$17.55	Jan. 2, 2018	3,000	Acquired
Jan. 3, 2007	RGP	Non-Qualified Stock Option (right to buy)	Common Stock (3,000)	$32.35	Jan. 3, 2017	3,000	Acquired
Aug. 3, 2005	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (164,858)	$11.77	Dec. 17, 2007	164,858	Disposed
Aug. 2, 2005	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (8,809)	$16.10	Jan. 22, 2006	8,809	Disposed
May 9, 2005	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (52,977)	$11.77	Jan. 27, 2008	52,977	Disposed
May 2, 2005	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (125,174)	$9.41	Oct. 14, 2008	125,174	Disposed
April 27, 2005	CAR	Performance - Vesting Restricted Stock Units	Common Stock (series designated CD stock) (13,029)	$0.00	—	13,029	Disposed
April 22, 2005	CAR	Restricted Stock Units	Common Stock (series designated CD stock) (15,362)	$0.00	—	15,362	Disposed
Dec. 6, 2004	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (300,000)	$9.41	Jan. 3, 2011	300,000	Disposed
Dec. 3, 2004	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (300,000)	$9.41	Jan. 3, 2011	300,000	Disposed
July 29, 2004	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (25,000)	$9.41	Jan. 3, 2011	25,000	Disposed
July 27, 2004	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (175,000)	$9.41	Jan. 3, 2011	175,000	Disposed
July 8, 2004	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (3,927)	$9.81	Oct. 14, 2008	3,927	Disposed
July 8, 2004	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (17,016)	$9.81	Dec. 17, 2007	17,016	Disposed
June 3, 2004	CAR	Performance - Vesting Restricted Stock Units	Common Stock (series designated CD stock) (99,481)	—	—	99,481	Acquired
April 22, 2004	CAR	Restricted Stock Units	Common Stock (series designated CD stock) (14,663)	$0.00	—	14,663	Disposed
Dec. 1, 2003	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (22,000)	$9.81	Dec. 17, 2007	22,000	Disposed
Nov. 3, 2003	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (22,000)	$9.81	Dec. 17, 2007	22,000	Disposed
Oct. 1, 2003	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (22,000)	$9.81	Dec. 17, 2007	22,000	Disposed
Sept. 2, 2003	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (22,000)	$9.81	Dec. 17, 2007	22,000	Disposed
Aug. 1, 2003	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (11,845)	$9.81	Dec. 17, 2007	11,845	Disposed
Aug. 1, 2003	CAR	Stock Option (right to buy)	Common Stock (series designated CD stock) (10,155)	$9.81	April 30, 2007	10,155	Disposed

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

Initial ownership (Form 3) 2 holdings

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

Date	Ticker	Security	Shares	Ownership
Feb. 27, 2013	ZWS	Common Stock	0	Direct
Feb. 3, 2006	RGP	Non-Qualified Stock Option (right to buy)→ Common Stock	—	Direct