STATE OF WISCONSIN INVESTMENT BOARD

CIK

854157

City

MADISON

State / Country

Stock

PLAB — Photronics Inc

Top Portfolio Positions

2,288 positions · $37,287,500,173 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
NVDA	Nvidia Corp Technology	13,031,252	$2,272,650,348	6.09%
AAPL	Apple Inc. Technology	7,905,859	$2,006,427,955	5.38%
MSFT	Microsoft Corp Technology	3,801,033	$1,407,028,385	3.77%
AMZN	Amazon Com Inc Consumer Cyclical	5,170,390	$1,076,837,125	2.89%
GOOGL	Alphabet Inc. Communication Services	3,128,058	$899,504,358	2.41%
AVGO	Broadcom Inc. Technology	2,456,462	$760,299,553	2.04%
META	Meta Platforms, Inc. Communication Services	1,167,125	$667,747,226	1.79%
TSLA	Tesla, Inc. Consumer Cyclical	1,514,635	$563,065,561	1.51%
JPM	Jpmorgan Chase & Co Financial Services	1,457,420	$428,714,667	1.15%
LLY	ELI LILLY & Co Healthcare	431,162	$396,569,872	1.06%

52 quarters · across all stocks

Compact Export CSV

25 of 25 shown

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$5,141,606	127,236	+56.2%	Shares	Sole	2026-05-15
2025-12-31	$2,605,952	81,436	-29.8%	Shares	Sole	2026-02-17
2025-09-30	$2,663,990	116,078	-50.4%	Shares	Sole	2025-11-14
2025-06-30	$4,402,322	233,793	+17.5%	Shares	Sole	2025-08-14
2025-03-31	$4,131,613	199,018	+38.6%	Shares	Sole	2025-05-15
2024-12-31	$3,384,064	143,636	-21.4%	Shares	Sole	2025-02-14
2024-09-30	$4,522,933	182,671	-13.2%	Shares	Sole	2024-11-14
2024-06-30	$5,194,786	210,571	+0.3%	Shares	Sole	2024-08-14
2024-03-31	$5,948,332	210,040	+49.3%	Shares	Sole	2024-05-14
2023-12-31	$4,413,664	140,697	+11.0%	Shares	Sole	2024-02-12
2023-09-30	$2,561,799	126,759	-5.6%	Shares	Sole	2023-11-14
2023-06-30	$3,462,668	134,264	-5.4%	Shares	Sole	2023-08-14
2023-03-31	$2,352,585	141,893	-25.5%	Shares	Sole	2023-05-15
2022-12-31	$3,207,427	190,578	-14.3%	Shares	Sole	2023-02-14
2022-09-30	$3,251,561	222,405	+14.7%	Shares	Sole	2022-11-14
2022-06-30	$3,778,516	193,969	-36.2%	Shares	Sole	2022-08-15
2022-03-31	$5,160,577	304,100	0.0%	Shares	Sole	2022-05-13
2021-12-31	$5,732,285	304,100	-12.9%	Shares	Sole	2022-02-11
2021-09-30	$4,756,870	349,000	-20.2%	Shares	Sole	2021-11-12
2021-06-30	$5,780,696	437,600	-2.6%	Shares	Sole	2021-08-12
2021-03-31	$5,775,426	449,100	0.0%	Shares	Sole	2021-05-17
2020-12-31	$5,011,956	449,100	-4.5%	Shares	Sole	2021-02-03
2020-09-30	$4,684,188	470,300	0.0%	Shares	Sole	2020-11-16
2020-06-30	$5,234,439	470,300	+8.1%	Shares	Sole	2020-08-12
2020-03-31	$4,462,074	434,900	—	Shares	Sole	2020-05-06
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