Jeffrey D. Nygaard

CIK 1720273 · View on SEC EDGAR ↗

Insider

First SEC filing: Oct. 27, 2017 · Latest: Oct. 27, 2017

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.
Compensation Executive pay disclosed in company proxy statements.

Insider at

STX selling Feb. 1, 2023

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 75 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

75 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 1, 2023	STX	M	28,000	—	—	12,301 Direct	-69.48%	Disposed	(price as of 2026-08-20)
Feb. 1, 2023	STX	M	8,809	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 1, 2023	STX	S 10b5-1	14,000	$70.12	$981,680	30,360 Direct	-31.56%	Disposed	1095.1% (price as of 2026-08-20)
Feb. 1, 2023	STX	S 10b5-1	14,000	$67.96	$951,440	44,360 Direct	-23.99%	Disposed	1133.1% (price as of 2026-08-20)
Feb. 1, 2023	STX	M	28,000	$39.85	$1,115,800	58,360 Direct	+92.23%	Acquired	2002.9% (price as of 2026-08-20)
Feb. 1, 2023	STX	S 10b5-1	161	$71.05	$11,439	30,360 Direct	-0.53%	Disposed	1079.5% (price as of 2026-08-20)
Feb. 1, 2023	STX	S 10b5-1	3,159	$70.51	$222,741	30,521 Direct	-9.38%	Disposed	1088.5% (price as of 2026-08-20)
Feb. 1, 2023	STX	S 10b5-1	2,289	$69.27	$158,559	33,680 Direct	-6.36%	Disposed	1109.8% (price as of 2026-08-20)
Feb. 1, 2023	STX	S 10b5-1	3,200	$68.44	$219,008	35,969 Direct	-8.17%	Disposed	1124.4% (price as of 2026-08-20)
Feb. 1, 2023	STX	M	8,809	$30.95	$272,639	39,169 Direct	+29.02%	Acquired	2607.6% (price as of 2026-08-20)
Sept. 12, 2022	STX	F	16,592	$68.77	$1,141,032	30,111 Direct	-35.53%	Disposed	1118.6% (price as of 2026-08-20)
Sept. 12, 2022	STX	A	37,793	—	—	46,703 Direct	+424.16%	Acquired	(price as of 2026-08-20)
Sept. 10, 2022	STX	F	2,619	$68.83	$180,266	8,910 Direct	-22.72%	Disposed	1117.5% (price as of 2026-08-20)
Sept. 9, 2022	STX	A	25,560	—	—	25,560 Direct	—	Acquired	(price as of 2026-08-20)
Sept. 9, 2022	STX	A	3,070	—	—	3,070 Direct	—	Acquired	(price as of 2026-08-20)
Sept. 9, 2022	STX	A	9,585	—	—	9,585 Direct	—	Acquired	(price as of 2026-08-20)
Sept. 9, 2022	STX	M	2,615	—	—	7,845 Direct	-25.00%	Disposed	(price as of 2026-08-20)
Sept. 9, 2022	STX	F	1,148	$68.83	$79,017	11,529 Direct	-9.06%	Disposed	1117.5% (price as of 2026-08-20)
Sept. 9, 2022	STX	M	2,615	—	—	12,677 Direct	+25.99%	Acquired	(price as of 2026-08-20)
Sept. 9, 2022	STX	F	1,594	$68.83	$109,715	10,062 Direct	-13.68%	Disposed	1117.5% (price as of 2026-08-20)
Sept. 9, 2022	STX	F	1,587	$68.83	$109,233	11,656 Direct	-11.98%	Disposed	1117.5% (price as of 2026-08-20)
July 24, 2022	STX	A	3,629	—	—	13,399 Direct	+37.14%	Acquired	(price as of 2026-08-20)
July 24, 2022	STX	A	3,614	—	—	9,770 Direct	+58.71%	Acquired	(price as of 2026-08-20)
July 24, 2022	STX	A	5,965	—	—	6,156 Direct	+3123.04%	Acquired	(price as of 2026-08-20)
Jan. 5, 2022	STX	M	3,158	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 5, 2022	STX	S 10b5-1	1,927	$115.82	$223,185	0 Direct	-100.00%	Disposed	623.5% (price as of 2026-08-20)
Jan. 5, 2022	STX	S 10b5-1	1,231	$115.12	$141,713	1,927 Direct	-38.98%	Disposed	627.9% (price as of 2026-08-20)
Jan. 5, 2022	STX	M	3,158	$36.09	$113,972	3,158 Direct	—	Acquired	2222.0% (price as of 2026-08-20)
Jan. 5, 2022	STX	M	3,158	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 5, 2022	STX	S 10b5-1	1,927	$115.82	$223,185	12,470 Direct	-13.38%	Disposed	623.5% (price as of 2026-08-20)
Jan. 5, 2022	STX	S 10b5-1	1,231	$115.12	$141,713	14,397 Direct	-7.88%	Disposed	627.9% (price as of 2026-08-20)
Jan. 5, 2022	STX	M	3,158	$36.09	$113,972	15,628 Direct	+25.32%	Acquired	2222.0% (price as of 2026-08-20)
Nov. 20, 2021	STX	F	2,480	$100.78	$249,934	12,470 Direct	-16.59%	Disposed	731.5% (price as of 2026-08-20)
Sept. 11, 2021	STX	M	2,488	—	—	16,043 Direct	+18.35%	Acquired	(price as of 2026-08-20)
Sept. 11, 2021	STX	F	1,093	$83.92	$91,725	14,950 Direct	-6.81%	Disposed	898.6% (price as of 2026-08-20)
Sept. 11, 2021	STX	M	2,488	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Sept. 10, 2021	STX	F	2,619	$83.92	$219,786	13,555 Direct	-16.19%	Disposed	898.6% (price as of 2026-08-20)
Sept. 9, 2021	STX	A	27,900	—	—	27,900 Direct	—	Acquired	(price as of 2026-08-20)
Sept. 9, 2021	STX	A	10,460	—	—	10,460 Direct	—	Acquired	(price as of 2026-08-20)
Sept. 9, 2021	STX	F	1,594	$87.34	$139,220	16,174 Direct	-8.97%	Disposed	859.5% (price as of 2026-08-20)
Sept. 9, 2021	STX	F	1,587	$87.34	$138,609	17,768 Direct	-8.20%	Disposed	859.5% (price as of 2026-08-20)
July 22, 2021	STX	A	3,629	—	—	19,355 Direct	+23.08%	Acquired	(price as of 2026-08-20)
July 22, 2021	STX	A	3,615	—	—	15,726 Direct	+29.85%	Acquired	(price as of 2026-08-20)
July 22, 2021	STX	A	5,965	—	—	12,111 Direct	+97.05%	Acquired	(price as of 2026-08-20)
July 22, 2021	STX	A	5,647	—	—	6,146 Direct	+1131.66%	Acquired	(price as of 2026-08-20)
Jan. 27, 2021	STX	M	9,380	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 27, 2021	STX	M	7,800	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 27, 2021	STX	M	11,509	—	—	40,301 Direct	-22.21%	Disposed	(price as of 2026-08-20)
Jan. 27, 2021	STX	M	10,000	—	—	51,810 Direct	-16.18%	Disposed	(price as of 2026-08-20)
Jan. 27, 2021	STX	S 10b5-1	9,380	$67.00	$628,460	0 Direct	-100.00%	Disposed	1150.8% (price as of 2026-08-20)
Jan. 27, 2021	STX	M	9,380	$50.10	$469,938	9,380 Direct	—	Acquired	1572.7% (price as of 2026-08-20)
Jan. 27, 2021	STX	S 10b5-1	7,800	$70.00	$546,000	0 Direct	-100.00%	Disposed	1097.2% (price as of 2026-08-20)
Jan. 27, 2021	STX	M	7,800	$60.83	$474,474	7,800 Direct	—	Acquired	1277.6% (price as of 2026-08-20)
Jan. 27, 2021	STX	S 10b5-1	11,509	$70.00	$805,630	0 Direct	-100.00%	Disposed	1097.2% (price as of 2026-08-20)
Jan. 27, 2021	STX	M	11,509	$39.85	$458,634	11,509 Direct	—	Acquired	2002.9% (price as of 2026-08-20)
Jan. 27, 2021	STX	S 10b5-1	10,000	$68.00	$680,000	0 Direct	-100.00%	Disposed	1132.4% (price as of 2026-08-20)
Jan. 27, 2021	STX	M	10,000	$39.85	$398,500	10,000 Direct	—	Acquired	2002.9% (price as of 2026-08-20)
Dec. 23, 2020	STX	S 10b5-1	17,742	$63.46	$1,125,907	59,133 Indirect	-23.08%	Disposed	1220.5% (price as of 2026-08-20)
Dec. 18, 2020	STX	M	10,000	$39.85	$398,500	10,000 Direct	—	Acquired	2002.9% (price as of 2026-08-20)
Dec. 16, 2020	STX	M	10,000	—	—	61,810 Direct	-13.93%	Disposed	(price as of 2026-08-20)
Dec. 16, 2020	STX	S	10,000	$66.00	$660,000	0 Direct	-100.00%	Disposed	1169.7% (price as of 2026-08-20)
Dec. 16, 2020	STX	M	10,000	$39.85	$398,500	10,000 Direct	—	Acquired	2002.9% (price as of 2026-08-20)
Dec. 16, 2020	STX	M	10,000	—	—	61,810 Direct	-13.93%	Disposed	(price as of 2026-08-20)
Dec. 16, 2020	STX	A	10,000	$66.00	$660,000	0 Direct	-100.00%	Disposed	1169.7% (price as of 2026-08-20)
Dec. 4, 2020	STX	M	10,000	—	—	71,810 Direct	-12.22%	Disposed	(price as of 2026-08-20)
Dec. 4, 2020	STX	M	7,152	—	—	3,158 Direct	-69.37%	Disposed	(price as of 2026-08-20)
Dec. 4, 2020	STX	S 10b5-1	7,152	$64.00	$457,728	21,644 Direct	-24.84%	Disposed	1209.4% (price as of 2026-08-20)
Dec. 4, 2020	STX	M	7,152	$36.09	$258,116	28,796 Direct	+33.04%	Acquired	2222.0% (price as of 2026-08-20)
Dec. 4, 2020	STX	S 10b5-1	10,000	$64.00	$640,000	21,644 Direct	-31.60%	Disposed	1209.4% (price as of 2026-08-20)
Dec. 4, 2020	STX	M	10,000	$39.85	$398,500	31,644 Direct	+46.20%	Acquired	2002.9% (price as of 2026-08-20)
Dec. 3, 2020	STX	M	10,000	—	—	81,810 Direct	-10.89%	Disposed	(price as of 2026-08-20)
Dec. 3, 2020	STX	M	5,000	—	—	10,310 Direct	-32.66%	Disposed	(price as of 2026-08-20)
Dec. 3, 2020	STX	M	5,000	—	—	15,310 Direct	-24.62%	Disposed	(price as of 2026-08-20)
Dec. 3, 2020	STX	S 10b5-1	5,000	$62.50	$312,500	21,644 Direct	-18.77%	Disposed	1240.8% (price as of 2026-08-20)
Dec. 3, 2020	STX	M	5,000	$36.09	$180,450	26,644 Direct	+23.10%	Acquired	2222.0% (price as of 2026-08-20)
Dec. 3, 2020	STX	S 10b5-1	10,000	$62.00	$620,000	21,644 Direct	-31.60%	Disposed	1251.6% (price as of 2026-08-20)
Dec. 3, 2020	STX	M	10,000	$39.85	$398,500	31,644 Direct	+46.20%	Acquired	2002.9% (price as of 2026-08-20)
Dec. 3, 2020	STX	S 10b5-1	5,000	$61.50	$307,500	21,644 Direct	-18.77%	Disposed	1262.6% (price as of 2026-08-20)
Dec. 3, 2020	STX	M	5,000	$36.09	$180,450	26,644 Direct	+23.10%	Acquired	2222.0% (price as of 2026-08-20)
Dec. 1, 2020	STX	M	10,000	—	—	91,810 Direct	-9.82%	Disposed	(price as of 2026-08-20)
Dec. 1, 2020	STX	M	5,000	—	—	20,310 Direct	-19.76%	Disposed	(price as of 2026-08-20)
Dec. 1, 2020	STX	S 10b5-1	10,000	$60.00	$600,000	21,644 Direct	-31.60%	Disposed	1296.7% (price as of 2026-08-20)
Dec. 1, 2020	STX	M	10,000	$39.85	$398,500	31,644 Direct	+46.20%	Acquired	2002.9% (price as of 2026-08-20)
Dec. 1, 2020	STX	S 10b5-1	5,000	$59.50	$297,500	21,644 Direct	-18.77%	Disposed	1308.4% (price as of 2026-08-20)
Dec. 1, 2020	STX	M	5,000	$36.09	$180,450	26,644 Direct	+23.10%	Acquired	2222.0% (price as of 2026-08-20)
Nov. 24, 2020	STX	M	5,000	—	—	25,310 Direct	-16.50%	Disposed	(price as of 2026-08-20)
Nov. 24, 2020	STX	S 10b5-1	5,000	$58.00	$290,000	21,644 Direct	-18.77%	Disposed	1344.8% (price as of 2026-08-20)
Nov. 24, 2020	STX	M	5,000	$36.09	$180,450	26,644 Direct	+23.10%	Acquired	2222.0% (price as of 2026-08-20)
Nov. 23, 2020	STX	M	4,145	—	—	8,809 Direct	-32.00%	Disposed	(price as of 2026-08-20)
Nov. 23, 2020	STX	S 10b5-1	4,145	$56.50	$234,192	21,644 Direct	-16.07%	Disposed	1383.2% (price as of 2026-08-20)
Nov. 23, 2020	STX	M	4,145	$30.95	$128,288	25,789 Direct	+19.15%	Acquired	2607.6% (price as of 2026-08-20)
Nov. 20, 2020	STX	F	2,484	$55.61	$138,135	21,644 Direct	-10.30%	Disposed	1406.9% (price as of 2026-08-20)
Sept. 24, 2020	STX	F	7,474	$47.42	$354,417	24,128 Direct	-23.65%	Disposed	1667.2% (price as of 2026-08-20)
Sept. 24, 2020	STX	A	16,993	—	—	31,602 Direct	+116.32%	Acquired	(price as of 2026-08-20)
Sept. 11, 2020	STX	M	2,488	—	—	2,488 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Sept. 11, 2020	STX	F	1,095	$46.54	$50,961	14,609 Direct	-6.97%	Disposed	1700.6% (price as of 2026-08-20)
Sept. 11, 2020	STX	M	2,488	—	—	15,704 Direct	+18.83%	Acquired	(price as of 2026-08-20)
Sept. 10, 2020	STX	M	3,032	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Sept. 10, 2020	STX	F	2,624	$45.93	$120,520	13,216 Direct	-16.57%	Disposed	1724.5% (price as of 2026-08-20)
Sept. 9, 2020	STX	A	38,700	—	—	38,700 Direct	—	Acquired	(price as of 2026-08-20)

Showing latest 100 of 142 transactions

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
Feb. 1, 2023	STX	NQ Options	Ordinary Shares (28,000)	$39.85	Nov. 20, 2024	28,000	Disposed
Feb. 1, 2023	STX	NQ Options	Ordinary Shares (8,809)	$30.95	Sept. 11, 2024	8,809	Disposed
Sept. 9, 2022	STX	NQ Options	Ordinary Shares (25,560)	$68.83	—	25,560	Acquired
Sept. 9, 2022	STX	Restricted Share Unit	Ordinary Shares (3,070)	$0.00	—	3,070	Acquired
Sept. 9, 2022	STX	Restricted Share Unit	Ordinary Shares (9,585)	$0.00	—	9,585	Acquired
Sept. 9, 2022	STX	Restricted Share Unit	Ordinary Shares (2,615)	—	—	2,615	Disposed
Jan. 5, 2022	STX	NQ Options	Ordinary Shares (3,158)	$36.09	Sept. 9, 2023	3,158	Disposed
Jan. 5, 2022	STX	NQ Options	Ordinary Shares (3,158)	$36.09	Sept. 9, 2023	3,158	Disposed
Sept. 11, 2021	STX	Restricted Share Unit	Ordinary Shares (2,488)	—	—	2,488	Disposed
Sept. 9, 2021	STX	NQ Options	Ordinary Shares (27,900)	$87.34	—	27,900	Acquired
Sept. 9, 2021	STX	Restricted Share Unit	Ordinary Shares (10,460)	—	—	10,460	Acquired
Jan. 27, 2021	STX	NQ Stock Option	Ordinary Shares (9,380)	$50.10	Sept. 9, 2022	9,380	Disposed
Jan. 27, 2021	STX	NQ Stock Option	Ordinary Shares (7,800)	$60.83	Sept. 9, 2021	7,800	Disposed
Jan. 27, 2021	STX	NQ Stock Option	Ordinary Shares (11,509)	$39.85	Nov. 20, 2024	11,509	Disposed
Jan. 27, 2021	STX	NQ Stock Option	Ordinary Shares (10,000)	$39.85	Nov. 20, 2024	10,000	Disposed
Dec. 16, 2020	STX	NQ Stock Option	Ordinary Shares (10,000)	$39.85	Nov. 20, 2024	10,000	Disposed
Dec. 16, 2020	STX	NQ Stock Option	Ordinary Shares (10,000)	$39.85	Nov. 20, 2024	10,000	Disposed
Dec. 4, 2020	STX	NQ Stock Option	Ordinary Shares (10,000)	$39.85	Nov. 20, 2024	10,000	Disposed
Dec. 4, 2020	STX	NQ Stock Option	Ordinary Shares (7,152)	$36.09	Sept. 9, 2023	7,152	Disposed
Dec. 3, 2020	STX	NQ Stock Option	Ordinary Shares (10,000)	$39.85	Nov. 20, 2024	10,000	Disposed
Dec. 3, 2020	STX	NQ Stock Option	Ordinary Shares (5,000)	$36.09	Sept. 9, 2023	5,000	Disposed
Dec. 3, 2020	STX	NQ Stock Option	Ordinary Shares (5,000)	$36.09	Sept. 9, 2023	5,000	Disposed
Dec. 1, 2020	STX	NQ Stock Option	Ordinary Shares (10,000)	$39.85	Nov. 20, 2024	10,000	Disposed
Dec. 1, 2020	STX	NQ Stock Option	Ordinary Shares (5,000)	$36.09	Sept. 9, 2023	5,000	Disposed
Nov. 24, 2020	STX	NQ Stock Option	Ordinary Shares (5,000)	$36.09	Sept. 9, 2023	5,000	Disposed
Nov. 23, 2020	STX	NQ Stock Option	Ordinary Shares (4,145)	$30.95	Sept. 11, 2024	4,145	Disposed
Sept. 11, 2020	STX	Restricted Share Unit	Ordinary Shares (2,488)	—	—	2,488	Disposed
Sept. 10, 2020	STX	Restricted Share Unit	Ordinary Shares (3,032)	—	—	3,032	Disposed
Sept. 9, 2020	STX	NQ Options	Ordinary Shares (38,700)	$46.23	—	38,700	Acquired
Nov. 18, 2019	STX	NQ Stock Option	Ordinary Shares (3,916)	$30.95	Sept. 11, 2024	3,916	Disposed
Oct. 25, 2019	STX	NQ Stock Option	Ordinary Shares (2,000)	$30.95	Sept. 11, 2024	2,000	Disposed
Oct. 22, 2019	STX	NQ Stock Option	Ordinary Shares (2,969)	$40.16	Sept. 9, 2020	2,969	Disposed
Oct. 16, 2019	STX	NQ Stock Option	Ordinary Shares (2,000)	$30.95	Sept. 11, 2024	2,000	Disposed
Sept. 30, 2019	STX	NQ Stock Option	Ordinary Shares (4,000)	$30.95	Sept. 11, 2024	4,000	Disposed
Sept. 30, 2019	STX	NQ Stock Option	Ordinary Shares (8,000)	$40.16	Sept. 9, 2020	8,000	Disposed
Sept. 11, 2019	STX	Restricted Share Unit	Ordinary Shares (2,487)	—	—	2,487	Disposed
Sept. 9, 2019	STX	NQ Stock Option Grant	Ordinary Shares (42,892)	$54.78	—	42,892	Acquired
Sept. 9, 2019	STX	Restricted Share Unit	Ordinary Shares (3,031)	—	Sept. 9, 2020	3,031	Disposed
Sept. 9, 2019	STX	Restricted Share Unit	Ordinary Shares (1,252)	—	Sept. 9, 2019	1,252	Disposed
May 14, 2018	STX	NQ Stock Option	Ordinary Shares (2,188)	$29.87	Sept. 10, 2019	2,188	Disposed
Nov. 20, 2017	STX	NQ Stock Option Grant	Ordinary Shares (101,810)	$39.85	Nov. 20, 2024	101,810	Acquired

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

Initial ownership (Form 3) 14 holdings

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

Date	Ticker	Security	Shares	Ownership
Oct. 27, 2017	STX	Ordinary Shares	18,133	Indirect
Oct. 27, 2017	STX	NQ Stock Option→ Ordinary Shares (24,870)	24,870	Direct
Oct. 27, 2017	STX	NQ Stock Option→ Ordinary Shares (30,310)	30,310	Direct
Oct. 27, 2017	STX	NQ Stock Option→ Ordinary Shares (9,380)	9,380	Direct
Oct. 27, 2017	STX	NQ Stock Option→ Ordinary Shares (7,800)	7,800	Direct
Oct. 27, 2017	STX	NQ Stock Option→ Ordinary Shares (10,969)	10,969	Direct
Oct. 27, 2017	STX	NQ Stock Option→ Ordinary Shares (2,188)	2,188	Direct
Oct. 27, 2017	STX	Performance-Based Restricted Share Units→ Ordinary Shares (8,705)	8,705	Direct
Oct. 27, 2017	STX	Performance-Based Restricted Share Units→ Ordinary Shares (10,610)	10,610	Direct
Oct. 27, 2017	STX	Performance-Based Restricted Share Units→ Ordinary Shares (4,380)	4,380	Direct
Oct. 27, 2017	STX	Restricted Share Unit→ Ordinary Shares (9,950)	9,950	Direct
Oct. 27, 2017	STX	Restricted Share Unit→ Ordinary Shares (9,094)	9,094	Direct
Oct. 27, 2017	STX	Restricted Share Unit→ Ordinary Shares (2,503)	2,503	Direct
Oct. 27, 2017	STX	Restricted Share Unit→ Ordinary Shares (1,040)	1,040	Direct

Compensation (DEF 14A)

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

STX

President, Operations and Technology

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2023	$489,232	—	—	—	—	—	$1,336,863	$4,106,058

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