Edward J Zander

Insider

First SEC filing: Jan. 6, 2004 · Latest: Aug. 15, 2011

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 + 63 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

63 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Oct. 23, 2023	STX	M	3,803	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Oct. 23, 2023	STX	S	1,370	$65.25	$89,392	0 Direct	-100.00%	Disposed	1216.4% (price as of 2026-08-21)
Oct. 23, 2023	STX	M	3,803	—	—	3,803 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 24, 2022	STX	A	3,803	—	—	3,803 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 20, 2022	STX	M	3,162	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Oct. 20, 2022	STX	F	1,139	$53.03	$60,401	0 Direct	-100.00%	Disposed	1519.7% (price as of 2026-08-21)
Oct. 20, 2022	STX	M	3,162	—	—	3,162 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 20, 2021	STX	A	3,162	—	—	3,162 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 20, 2021	STX	M	5,847	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Oct. 20, 2021	STX	F	2,105	$80.53	$169,516	41,357 Indirect	-4.84%	Disposed	966.6% (price as of 2026-08-21)
Oct. 20, 2021	STX	M	5,847	—	—	5,847 Direct	—	Acquired	(price as of 2026-08-21)
June 10, 2021	STX	S	12,043	$97.58	$1,175,156	37,615 Indirect	-24.25%	Disposed	780.2% (price as of 2026-08-21)
Oct. 22, 2020	STX	A	5,847	—	—	5,847 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 21, 2020	STX	M	5,579	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Oct. 21, 2020	STX	F	2,009	$51.69	$103,845	49,658 Indirect	-3.89%	Disposed	1561.7% (price as of 2026-08-21)
Oct. 21, 2020	STX	M	5,579	—	—	5,579 Direct	—	Acquired	(price as of 2026-08-21)
Sept. 3, 2020	STX	S	7,881	$48.06	$378,761	0 Indirect	-100.00%	Disposed	1687.2% (price as of 2026-08-21)
Sept. 3, 2020	STX	S	8,817	$47.45	$418,367	7,881 Indirect	-52.80%	Disposed	1710.2% (price as of 2026-08-21)
Oct. 29, 2019	STX	A	5,579	—	—	5,579 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 28, 2019	STX	M	5,146	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Oct. 28, 2019	STX	F	1,853	$57.75	$107,011	46,088 Indirect	-3.87%	Disposed	1387.3% (price as of 2026-08-21)
Oct. 28, 2019	STX	M	5,146	—	—	5,146 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 30, 2018	STX	A	5,146	—	—	5,146 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 18, 2018	STX	M	8,094	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Oct. 18, 2018	STX	F	2,914	$43.76	$127,517	42,795 Indirect	-6.38%	Disposed	1862.8% (price as of 2026-08-21)
Oct. 18, 2018	STX	M	8,094	—	—	8,094 Direct	—	Acquired	(price as of 2026-08-21)
May 9, 2018	STX	S	14,000	$57.20	$800,800	37,615 Indirect	-27.12%	Disposed	1401.6% (price as of 2026-08-21)
May 9, 2018	STX	S	9,618	$57.23	$550,438	16,698 Indirect	-36.55%	Disposed	1400.8% (price as of 2026-08-21)
May 8, 2018	STX	G	14,000	—	—	37,615 Indirect	-27.12%	Disposed	(price as of 2026-08-21)
Nov. 29, 2017	STX	S	4,880	$38.76	$189,149	26,316 Indirect	-15.64%	Disposed	2116.0% (price as of 2026-08-21)
Nov. 29, 2017	STX	S	10,209	$38.81	$396,211	51,615 Indirect	-16.51%	Disposed	2113.2% (price as of 2026-08-21)
Oct. 18, 2017	STX	A	8,094	—	—	8,094 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 17, 2017	STX	F	3,038	$33.96	$103,170	8,715 Direct	-25.85%	Disposed	2429.2% (price as of 2026-08-21)
Oct. 19, 2016	STX	A	8,437	—	—	11,753 Direct	+254.43%	Acquired	(price as of 2026-08-21)
Oct. 18, 2016	STX	F	1,866	$35.34	$65,944	3,316 Direct	-36.01%	Disposed	2330.5% (price as of 2026-08-21)
Aug. 29, 2016	STX	M	10,000	$14.82	$148,200	0 Direct	-100.00%	Disposed	5695.7% (price as of 2026-08-21)
Aug. 29, 2016	STX	M	10,000	$14.82	$148,200	15,182 Direct	+192.98%	Acquired	5695.7% (price as of 2026-08-21)
Feb. 18, 2016	STX	M	55,000	$3.61	$198,550	0 Direct	-100.00%	Disposed	23693.1% (price as of 2026-08-21)
Feb. 18, 2016	STX	S	28,200	$31.83	$897,606	31,982 Direct	-46.86%	Disposed	2598.5% (price as of 2026-08-21)
Feb. 18, 2016	STX	M	55,000	$3.61	$198,550	60,182 Direct	+1061.37%	Acquired	23693.1% (price as of 2026-08-21)
Oct. 21, 2015	STX	F	1,525	$38.52	$58,743	5,182 Direct	-22.74%	Disposed	2129.8% (price as of 2026-08-21)
Oct. 21, 2015	STX	A	5,182	—	—	6,707 Direct	+339.80%	Acquired	(price as of 2026-08-21)
Oct. 22, 2014	STX	A	4,235	—	—	4,235 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 21, 2014	STX	F	2,143	$55.21	$118,315	0 Direct	-100.00%	Disposed	1455.8% (price as of 2026-08-21)
Aug. 28, 2014	STX	S	10,000	$62.09	$620,900	31,196 Indirect	-24.27%	Disposed	1283.4% (price as of 2026-08-21)
Oct. 30, 2013	STX	A	5,952	—	—	5,952 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 24, 2013	STX	F	2,965	$48.56	$143,980	0 Direct	-100.00%	Disposed	1668.8% (price as of 2026-08-21)
Oct. 16, 2013	STX	G	36,368	—	—	41,196 Indirect	-46.89%	Disposed	(price as of 2026-08-21)
Oct. 15, 2013	STX	F	120	$46.98	$5,638	9,365 Direct	-1.27%	Disposed	1728.3% (price as of 2026-08-21)
March 6, 2013	STX	S 10b5-1	360	$32.95	$11,862	12,875 Direct	-2.72%	Disposed	2506.8% (price as of 2026-08-21)
Oct. 24, 2012	STX	S 10b5-1	6,100	$27.57	$168,177	23,983 Direct	-20.28%	Disposed	3015.5% (price as of 2026-08-21)
Oct. 24, 2012	STX	A	8,235	—	—	30,083 Direct	+37.69%	Acquired	(price as of 2026-08-21)
Oct. 16, 2012	STX	S 10b5-1	120	$28.85	$3,462	21,848 Direct	-0.55%	Disposed	2877.2% (price as of 2026-08-21)
Oct. 26, 2011	STX	A	15,718	—	—	43,666 Direct	+56.24%	Acquired	(price as of 2026-08-21)
Oct. 27, 2010	STX	A	16,698	—	—	32,948 Direct	+102.76%	Acquired	(price as of 2026-08-21)
Oct. 28, 2009	STX	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 28, 2009	STX	A	5,000	—	—	20,000 Direct	+33.33%	Acquired	(price as of 2026-08-21)
March 5, 2009	STX	A	55,000	—	—	55,000 Direct	—	Acquired	(price as of 2026-08-21)
March 5, 2009	STX	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-21)
May 4, 2008	MSI	F	18,058	$10.03	$181,122	689,958 Direct	-2.55%	Disposed	1076.7% (price as of 2026-08-21)
Jan. 14, 2008	MSI	F	651	$14.64	$9,531	706,916 Direct	-0.09%	Disposed	706.2% (price as of 2026-08-21)
Jan. 5, 2008	MSI	F	82,251	$15.07	$1,239,523	705,921 Direct	-10.44%	Disposed	683.2% (price as of 2026-08-21)
Jan. 1, 2008	MSI	F	98,167	$16.04	$1,574,599	788,173 Direct	-11.08%	Disposed	635.8% (price as of 2026-08-21)
Nov. 3, 2007	MSI	F	30,272	$17.95	$543,382	886,340 Direct	-3.30%	Disposed	557.5% (price as of 2026-08-21)
May 8, 2007	MSI	A	800,000	—	—	800,000 Direct	—	Acquired	(price as of 2026-08-21)
May 3, 2006	MSI	A	800,000	—	—	800,000 Direct	—	Acquired	(price as of 2026-08-21)
May 3, 2006	MSI	A	100,000	—	—	906,118 Direct	+12.41%	Acquired	(price as of 2026-08-21)
Jan. 5, 2006	MSI	F	32,425	$23.40	$758,745	803,889 Direct	-3.88%	Disposed	404.4% (price as of 2026-08-21)
May 3, 2005	MSI	A	150,000	—	—	833,637 Direct	+21.94%	Acquired	(price as of 2026-08-21)
May 3, 2005	MSI	A	750,000	—	—	750,000 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 28, 2005	MSI	P	25,000	$15.65	$391,250	682,255 Direct	+3.80%	Acquired	654.2% (price as of 2026-08-21)
Feb. 14, 2005	MSI	A	300,000	—	—	300,000 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 31, 2005	MSI	P	25,000	$15.75	$393,750	657,255 Direct	+3.95%	Acquired	649.4% (price as of 2026-08-21)
July 23, 2004	MSI	P	10,000	$15.45	$154,500	629,948 Direct	+1.61%	Acquired	753.5% (price as of 2026-08-21)
May 19, 2004	MSI	P	15,000	$19.72	$295,800	618,712 Direct	+2.48%	Acquired	568.7% (price as of 2026-08-21)
May 4, 2004	MSI	A	950,000	—	—	950,000 Direct	—	Acquired	(price as of 2026-08-21)
May 4, 2004	MSI	A	109,770	—	—	603,712 Direct	+22.22%	Acquired	(price as of 2026-08-21)
Jan. 5, 2004	MSI	A	400,000	—	—	400,000 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 5, 2004	MSI	A	93,024	—	—	493,024 Direct	+23.26%	Acquired	(price as of 2026-08-21)
Oct. 30, 2003	STX	A	25,000	$24.38	$609,500	25,000 Direct	—	Acquired	3423.1% (price as of 2026-08-21)
July 30, 2003	STX	S	69,000,000	$18.75	$1,293,750,000	282,500,000 Indirect	-19.63%	Disposed	4481.0% (price as of 2026-08-21)
July 30, 2003	STX	S	69,000,000	$18.75	$1,293,750,000	282,500,000 Indirect	-19.63%	Disposed	4481.0% (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. 23, 2023	STX	Restricted Share Unit	Ordinary Shares (3,803)	$0.00	—	3,803	Disposed
Oct. 24, 2022	STX	Restricted Share Unit	Ordinary Shares (3,803)	$0.00	—	3,803	Acquired
Oct. 20, 2022	STX	Restricted Share Unit	Ordinary Shares (3,162)	$0.00	—	3,162	Disposed
Oct. 20, 2021	STX	Restricted Share Unit	Ordinary Shares (3,162)	$0.00	—	3,162	Acquired
Oct. 20, 2021	STX	Restricted Share Unit	Ordinary Shares (5,847)	$0.00	—	5,847	Disposed
Oct. 22, 2020	STX	Restricted Share Unit	Ordinary Shares (5,847)	$0.00	—	5,847	Acquired
Oct. 21, 2020	STX	Restricted Share Unit	Ordinary Shares (5,579)	$0.00	—	5,579	Disposed
Oct. 29, 2019	STX	Restricted Share Unit	Ordinary Shares (5,579)	$0.00	—	5,579	Acquired
Oct. 28, 2019	STX	Restricted Share Unit	Ordinary Shares (5,146)	$0.00	—	5,146	Disposed
Oct. 30, 2018	STX	Restricted Share Unit	Ordinary Shares (5,146)	$0.00	—	5,146	Acquired
Oct. 18, 2018	STX	Restricted Share Unit	Ordinary Shares (8,094)	$0.00	—	8,094	Disposed
Oct. 18, 2017	STX	Restricted Share Unit	Ordinary Shares (8,094)	$0.00	—	8,094	Acquired
Aug. 29, 2016	STX	NQ Options	NQ Options (10,000)	$14.82	Oct. 28, 2016	10,000	Disposed
Feb. 18, 2016	STX	NQ Options	NQ Options (55,000)	$3.61	March 5, 2016	55,000	Disposed
Oct. 28, 2009	STX	Common Shares	Common Shares (10,000)	$14.82	Oct. 28, 2016	10,000	Acquired
March 5, 2009	STX	Common Shares	Common Shares (55,000)	$3.61	March 5, 2016	55,000	Acquired
May 8, 2007	MSI	Employee Stock Option (Right to Buy)	Common Stock (800,000)	$17.70	May 8, 2017	800,000	Acquired
May 3, 2006	MSI	Employee Stock Option (Right to Buy)	Common Stock (800,000)	$21.25	May 3, 2016	800,000	Acquired
May 3, 2005	MSI	Employee Stock Option (Right to Buy)	Common Stock (750,000)	$15.47	May 3, 2015	750,000	Acquired
Feb. 14, 2005	MSI	Employee Stock Option (Right to Buy)	Common Stock (300,000)	$15.91	Feb. 14, 2015	300,000	Acquired
May 4, 2004	MSI	Employee Stock Option (Right to Buy)	Common Stock (950,000)	$18.22	May 4, 2014	950,000	Acquired
Oct. 30, 2003	STX	NQ Stock Option	Common Shares (25,000)	$24.38	Oct. 30, 2013	25,000	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
Jan. 6, 2004	MSI	No securities beneficially owned	0	Direct