Sunil Gupta

Insider

First SEC filing: Feb. 3, 2021 · Latest: May 28, 2026

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.
Initial holdings The stakes this person held when they first started reporting.

Insider at

POWI selling May 29, 2026

Insider transactions

0 buys (P) 7 sells (S) Net: $-2,181,638 + 15 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

15 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 29, 2026	POWI	S	6,860	$83.67	$573,976	64,379 Direct	-9.63%	Disposed	-32.0% (price as of 2026-08-19)
May 26, 2026	POWI	S	15,894	$82.18	$1,306,169	71,239 Direct	-18.24%	Disposed	-30.8% (price as of 2026-08-19)
Feb. 10, 2026	POWI	S	1,272	$45.97	$58,474	96,933 Direct	-1.30%	Disposed	23.8% (price as of 2026-08-19)
Feb. 9, 2026	POWI	S	1,401	$46.57	$65,245	98,205 Direct	-1.41%	Disposed	22.2% (price as of 2026-08-19)
Feb. 6, 2026	POWI	A	3,840	—	—	99,606 Direct	+4.01%	Acquired	(price as of 2026-08-19)
Feb. 3, 2026	POWI	S	1,400	$45.58	$63,812	95,766 Direct	-1.44%	Disposed	24.8% (price as of 2026-08-19)
Feb. 3, 2026	POWI	S	768	$45.58	$35,005	97,166 Direct	-0.78%	Disposed	24.8% (price as of 2026-08-19)
Jan. 29, 2026	POWI	S	1,698	$46.50	$78,957	97,672 Direct	-1.71%	Disposed	22.3% (price as of 2026-08-19)
Jan. 27, 2026	POWI	A	22,865	—	—	89,570 Direct	+34.28%	Acquired	(price as of 2026-08-19)
Jan. 27, 2026	POWI	A	32,665	—	—	99,370 Direct	+48.97%	Acquired	(price as of 2026-08-19)
Feb. 11, 2025	POWI	S	1,311	$57.28	$75,094	66,498 Direct	-1.93%	Disposed	-0.7% (price as of 2026-08-19)
Feb. 10, 2025	POWI	D	1,256	$58.01	$72,861	67,809 Direct	-1.82%	Disposed	-1.9% (price as of 2026-08-19)
Feb. 7, 2025	POWI	A	3,420	—	—	69,065 Direct	+5.21%	Acquired	(price as of 2026-08-19)
Feb. 4, 2025	POWI	S	1,478	$60.75	$89,788	65,645 Direct	-2.20%	Disposed	-6.3% (price as of 2026-08-19)
Feb. 4, 2025	POWI	S	675	$60.75	$41,006	67,123 Direct	-1.00%	Disposed	-6.3% (price as of 2026-08-19)
Feb. 4, 2025	POWI	S	784	$60.75	$47,628	67,798 Direct	-1.14%	Disposed	-6.3% (price as of 2026-08-19)
Jan. 28, 2025	POWI	A	16,500	—	—	68,399 Direct	+31.79%	Acquired	(price as of 2026-08-19)
Aug. 27, 2024	POWI	S	2,127	$65.90	$140,169	51,899 Direct	-3.94%	Disposed	-13.7% (price as of 2026-08-19)
May 22, 2024	POWI	S	4,512	$78.25	$353,064	53,861 Direct	-7.73%	Disposed	-27.3% (price as of 2026-08-19)
April 1, 2024	POWI	A	15,480	—	—	58,373 Direct	+36.09%	Acquired	(price as of 2026-08-19)
Feb. 13, 2024	POWI	S	753	$75.23	$56,648	42,902 Direct	-1.72%	Disposed	-24.4% (price as of 2026-08-19)
Feb. 12, 2024	POWI	A	1,993	—	—	43,655 Direct	+4.78%	Acquired	(price as of 2026-08-19)
Feb. 12, 2024	POWI	S	1,382	$80.06	$110,643	41,662 Direct	-3.21%	Disposed	-28.9% (price as of 2026-08-19)
Feb. 5, 2024	POWI	S	763	$75.42	$57,545	43,044 Direct	-1.74%	Disposed	-24.6% (price as of 2026-08-19)
Feb. 2, 2024	POWI	S	657	$74.49	$48,940	43,798 Direct	-1.48%	Disposed	-23.6% (price as of 2026-08-19)
Feb. 2, 2024	POWI	S	648	$75.58	$48,976	43,807 Direct	-1.46%	Disposed	-24.7% (price as of 2026-08-19)
Aug. 25, 2023	POWI	S	2,262	$80.84	$182,860	44,323 Direct	-4.86%	Disposed	-29.6% (price as of 2026-08-19)
May 26, 2023	POWI	S	4,000	$89.73	$358,920	46,444 Direct	-7.93%	Disposed	-36.6% (price as of 2026-08-19)
Feb. 9, 2023	POWI	A	14,100	—	—	50,444 Direct	+38.80%	Acquired	(price as of 2026-08-19)
Feb. 8, 2023	POWI	S	525	$85.20	$44,730	36,733 Direct	-1.41%	Disposed	-33.2% (price as of 2026-08-19)
Feb. 8, 2023	POWI	S	389	$85.20	$33,143	36,344 Direct	-1.06%	Disposed	-33.2% (price as of 2026-08-19)
Feb. 7, 2023	POWI	A	1,112	—	—	37,258 Direct	+3.08%	Acquired	(price as of 2026-08-19)
Feb. 7, 2023	POWI	A	1,500	—	—	36,146 Direct	+4.33%	Acquired	(price as of 2026-08-19)
Feb. 3, 2023	POWI	S	739	$89.06	$65,815	34,646 Direct	-2.09%	Disposed	-36.1% (price as of 2026-08-19)
Feb. 2, 2023	POWI	S	654	$89.58	$58,585	35,385 Direct	-1.81%	Disposed	-36.5% (price as of 2026-08-19)
Aug. 25, 2022	POWI	S	2,117	$77.91	$164,935	35,888 Direct	-5.57%	Disposed	-27.0% (price as of 2026-08-19)
Feb. 8, 2022	POWI	S	1,603	$85.15	$136,495	37,849 Direct	-4.06%	Disposed	-33.2% (price as of 2026-08-19)
Feb. 7, 2022	POWI	A	4,600	—	—	39,452 Direct	+13.20%	Acquired	(price as of 2026-08-19)
Feb. 2, 2022	POWI	A	8,400	—	—	34,852 Direct	+31.76%	Acquired	(price as of 2026-08-19)
Feb. 2, 2022	POWI	S	639	$80.81	$51,638	26,452 Direct	-2.36%	Disposed	-29.6% (price as of 2026-08-19)
Aug. 25, 2021	POWI	S	1,788	$104.49	$186,828	26,961 Direct	-6.22%	Disposed	-45.6% (price as of 2026-08-19)
Feb. 8, 2021	POWI	S	818	$83.80	$68,548	28,601 Direct	-2.78%	Disposed	-32.1% (price as of 2026-08-19)
Feb. 5, 2021	POWI	A	2,000	—	—	29,419 Direct	+7.29%	Acquired	(price as of 2026-08-19)
Feb. 1, 2021	POWI	A	6,300	—	—	27,419 Direct	+29.83%	Acquired	(price as of 2026-08-19)

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.

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
Feb. 3, 2021	POWI	Common Stock	21,119	Direct