POWER INTEGRATIONS INC - COMMON STOCK (POWI)

Historical Holders from Q1 2014 to Q3 2025

Symbol: POWI on Nasdaq
Type / Class: Equity / COMMON STOCK
Shares outstanding: 56,523,255
All holders as of 30 Sep 2025: Q3 2025
Total 13F shares, excl. options: 56,121,324
Holdings value: $2,256,099,891
% of all portfolios: 0.002%
Number of holders: 306
Number of buys: 145
Number of sells: -178
Average buys %: +0%
Average sells %: -0%

Reported Shares, Excluding Options vs Price

Reported Value, Excluding Options

Total Investors

Significant Owners of POWER INTEGRATIONS INC - COMMON STOCK (POWI)

Filer	Ownership	Change %	Holdings Value	Net Change	Nb Shares	Change %	Reporting Name	Report Period
STATE STREET CORP	5.1%		$115,912,804		2,882,686		STATE STREET CORPORATION	30 Sep 2025

Institutional Holders of POWER INTEGRATIONS INC - COMMON STOCK (POWI)

Period	Reported Shares, Excl. Options	Value, Excl. Options	Change	Puts Notional Value	Calls Notional Value	Price	Investors
2025 Q3	56,121,324	$2,256,099,891	-$54,215,987		$32,168	$40.21	306
2025 Q2	56,461,449	$3,156,232,645	-$77,430,776	$0	$385,710	$55.9	339
2025 Q1	57,939,224	$2,926,080,977	-$8,429,014	$323,200	$954,450	$50.5	338
2024 Q4	57,698,174	$3,560,071,626	-$37,432,600	$111,060	$2,023,760	$61.7	323
2024 Q3	58,234,279	$3,733,716,941	-$70,180,136	$8,630,552	$6,219,640	$64.12	332
2024 Q2	58,810,178	$4,127,040,782	-$32,438,490	$4,056,982	$9,272,099	$70.19	350
2024 Q1	59,060,570	$4,225,486,430	+$29,372,682	$2,683,125	$5,151,600	$71.55	340
2023 Q4	58,457,601	$4,805,261,583	+$7,569,946	$1,732,521	$4,343,619	$82.11	341
2023 Q3	57,847,557	$4,414,421,004	-$44,289,323	$1,869,595	$4,914,364	$76.31	335
2023 Q2	58,218,364	$5,510,690,470	+$51,718,855	$4,458,957	$8,861,112	$94.67	335
2023 Q1	57,693,354	$4,881,515,101	+$42,115,343	$3,749,552	$5,526,992	$84.64	327
2022 Q4	57,341,789	$4,112,413,501	+$79,137,119	$3,263,260	$3,550,140	$71.72	323
2022 Q3	56,855,838	$3,654,479,643	-$6,353,704	$8,979,000	$3,975,000	$64.32	322
2022 Q2	56,766,859	$4,258,573,281	+$3,369,636	$2,251,000	$6,736,000	$75.01	325
2022 Q1	56,998,045	$5,283,245,285	-$48,966,296	$2,743,000	$7,942,000	$92.68	352
2021 Q4	57,493,690	$5,337,151,169	-$92,338,037	$3,939,000	$10,412,000	$92.89	338
2021 Q3	58,362,790	$5,774,143,053	-$9,661,055	$3,523,000	$11,908,000	$98.99	324
2021 Q2	58,423,429	$4,792,562,426	-$9,009,685	$5,267,000	$3,512,000	$82.06	290
2021 Q1	58,654,698	$4,777,352,432	-$55,025,542	$5,117,000	$7,553,000	$81.48	293
2020 Q4	59,435,147	$4,866,509,890	+$43,675,164	$4,371,000	$7,908,000	$81.86	286
2020 Q3	59,260,255	$3,282,991,144	+$1,626,423,838	$2,366,000	$8,787,000	$55.4	268
2020 Q2	29,687,182	$3,506,462,289	+$17,352,140	$5,052,000	$10,590,000	$118.13	273
2020 Q1	29,661,756	$2,621,343,168	+$78,181,558	$7,809,000	$6,682,000	$88.33	270
2019 Q4	28,745,771	$2,843,167,753	+$3,885,120	$11,137,000	$2,997,000	$98.91	247
2019 Q3	28,809,315	$2,604,631,785	+$9,051,261	$2,044,000	$3,572,000	$90.43	226
2019 Q2	28,721,328	$2,299,045,551	-$4,331,222	$2,870,000	$6,102,000	$80.18	209
2019 Q1	28,942,125	$2,024,328,778	-$55,794,139	$3,595,000	$3,448,000	$69.94	211
2018 Q4	29,682,170	$1,809,738,874	+$13,102,488	$1,921,000	$2,969,000	$60.98	200
2018 Q3	29,436,257	$1,859,620,293	-$11,138,722	$3,413,000	$1,213,000	$63.2	211
2018 Q2	29,440,140	$2,151,489,258	+$21,407,810	$2,060,000	$1,768,000	$73.05	214
2018 Q1	29,078,264	$1,987,517,885	+$12,921,607	$0	$820,000	$68.35	210
2017 Q4	28,829,564	$2,120,604,407	-$52,722,429	$883,000	$735,000	$73.55	238
2017 Q3	29,374,448	$2,150,534,278	+$56,936,787	$1,962,000	$3,396,000	$73.2	213
2017 Q2	28,671,269	$2,090,560,664	-$3,692,407	$4,206,000	$4,443,000	$72.9	227
2017 Q1	28,795,290	$1,892,501,167	+$231,017,138	$1,223,000	$2,177,000	$65.75	214
2016 Q4	28,449,600	$1,930,278,682	-$4,448,345	$0	$936,000	$67.85	230
2016 Q3	28,561,593	$1,799,193,702	+$16,566,288	$523,000	$1,195,000	$63.03	210
2016 Q2	28,466,776	$1,425,305,067	+$62,607,332	$460,000	$849,000	$50.07	206
2016 Q1	28,056,514	$1,391,530,596	+$19,293,440	$1,232,000	$720,000	$49.66	187
2015 Q4	27,659,869	$1,345,421,991	-$38,948,050	$588,000	$666,000	$48.63	186
2015 Q3	28,512,737	$1,202,181,127	-$723,282	$1,396,000	$2,657,000	$42.17	179
2015 Q2	28,724,626	$1,295,127,000	-$71,124,457	$989,000	$1,057,000	$45.18	189
2015 Q1	30,274,839	$1,576,190,472	+$45,768,567	$307,000	$6,269,000	$52.08	183
2014 Q4	29,466,008	$1,524,865,833	-$40,917,278	$688,000	$585,000	$51.74	182
2014 Q3	30,201,332	$1,628,127,363	-$52,746,094	$1,056,000	$2,070,000	$53.91	186
2014 Q2	31,118,087	$1,790,491,330	-$11,154,438	$1,599,000	$2,813,000	$57.54	192
2014 Q1	30,931,370	$2,034,163,638	+$97,346,445	$6,926,000	$3,638,000	$65.78	192