PLAB Insider Trading

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Insider Trading History
Frequently Asked Questions
About

Insider Ownership Percentage: 3.20%

Insider Buying (Last 12 Months): $50,350.00

Insider Selling (Last 12 Months): $9,135,937.46

Photronics Insider Trading History Chart

Photronics Share Price & Price History

^$24.02

▼ -0.22 (-0.91%)

As of 12/4/2025 05:00 PM ET

Days: 30 | 90 | 365

Photronics Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
12/1/2025	Christopher J Progler	EVP	Sell	10,000	$22.52	$225,200.00	190,591
10/7/2025	Mitchell G. Tyson	Director	Sell	5,000	$25.04	$125,200.00	51,927
10/6/2025	Kang Jyh Lee	Director	Sell	10,000	$25.33	$253,300.00	513,350
10/2/2025	Mary Paladino	Director	Sell	42,750	$24.00	$1,026,000.00	33,798
9/3/2025	Han Kyung Park	SVP	Sell	15,000	$22.00	$330,000.00	103,000
9/2/2025	Christopher J Progler	EVP	Sell	10,000	$21.93	$219,300.00	200,591
7/10/2025	Mitchell G. Tyson	Director	Sell	15,000	$19.97	$299,550.00	56,927
7/2/2025	Constantine S. Macricostas	Director	Sell	29,500	$20.20	$595,900.00	459,623
6/27/2025	David A. Garcia	Director	Buy	2,650	$19.00	$50,350.00	10,198
6/20/2025	Kang Jyh Lee	Director	Sell	4,882	$18.35	$89,584.70	532,100
4/17/2025	Walter M. Fiederowicz	Director	Sell	5,000	$17.79	$88,950.00	5,000
4/15/2025	Walter M. Fiederowicz	Director	Sell	7,548	$17.87	$134,882.76	10,000
4/9/2025	Walter M. Fiederowicz	Director	Sell	7,000	$18.88	$132,160.00	17,548
4/3/2025	Walter M. Fiederowicz	Director	Sell	5,000	$19.16	$95,800.00	24,548
3/25/2025	Walter M. Fiederowicz	Director	Sell	10,000	$21.63	$216,300.00	29,548
3/19/2025	Kang Jyh Lee	CEO	Sell	10,000	$21.60	$216,000.00	542,100
3/5/2025	Kang Jyh Lee	CEO	Sell	10,000	$20.90	$209,000.00	552,100
1/16/2025	Kang Jyh Lee	CEO	Sell	8,750	$24.40	$213,500.00	572,100
1/7/2025	Han Kyung Park	SVP	Sell	11,250	$24.63	$277,087.50	118,000
1/6/2025	Kang Jyh Lee	CEO	Sell	10,000	$25.02	$250,200.00	580,850
1/3/2025	Walter M. Fiederowicz	Director	Sell	10,000	$24.13	$241,300.00	32,000
1/2/2025	Kang Jyh Lee	CEO	Sell	17,500	$24.10	$421,750.00	510,850
12/24/2024	Han Kyung Park	SVP	Sell	11,250	$23.80	$267,750.00	102,500
12/24/2024	Kang Jyh Lee	CEO	Sell	17,500	$24.00	$420,000.00	528,350
12/24/2024	Walter M. Fiederowicz	Director	Sell	10,000	$24.01	$240,100.00	50,000
12/20/2024	Adam M. Lewis	Director	Sell	19,750	$24.11	$476,172.50	22,250
12/19/2024	Christopher J Progler	EVP	Sell	63,000	$24.85	$1,565,550.00	219,166
12/19/2024	Kang Jyh Lee	CEO	Sell	20,000	$25.27	$505,400.00	524,600
1/3/2023	Mitchell G. Tyson	Director	Sell	2,000	$17.33	$34,660.00	56,379
12/1/2022	Mitchell G. Tyson	Director	Sell	2,000	$18.94	$37,880.00	58,379

SEC Filings (Institutional Ownership Changes) for Photronics (NASDAQ:PLAB)

88.38% of Photronics stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Photronics Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
11/17/2025	Morningstar Investment Management LLC	71,846	$1.65M	0.1%	N/A	0.122%
11/17/2025	CANADA LIFE ASSURANCE Co	48,370	$1.12M	0.0%	-8.6%	0.082%
11/17/2025	Caxton Associates LLP	43,814	$1.01M	0.0%	N/A	0.074%
11/17/2025	Perritt Capital Management Inc	46,300	$1.06M	0.5%	-94.8%	0.078%
11/17/2025	Dark Forest Capital Management LP	88,955	$2.04M	0.1%	N/A	0.151%
11/17/2025	Wexford Capital LP	2,700	$62K	0.0%	N/A	0.005%
11/17/2025	Qube Research & Technologies Ltd	233,498	$5.36M	0.0%	+123.8%	0.396%
11/17/2025	Nomura Holdings Inc.	32,967	$0.76M	0.0%	+30.1%	0.056%
11/17/2025	Numerai GP LLC	11,573	$0.27M	0.0%	N/A	0.020%
11/17/2025	Mercer Global Advisors Inc. ADV	17,503	$0.40M	0.0%	+31.3%	0.030%
11/17/2025	Millennium Management LLC	502,311	$11.53M	0.0%	-22.0%	0.851%
11/17/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	27,037	$0.62M	0.0%	-19.8%	0.046%
11/17/2025	Larson Financial Group LLC	1,221	$28K	0.0%	N/A	0.002%
11/17/2025	Brevan Howard Capital Management LP	15,753	$0.36M	0.0%	N/A	0.027%
11/17/2025	Bank of America Corp DE	130,043	$2.98M	0.0%	-18.1%	0.220%
11/17/2025	Ameriprise Financial Inc.	217,107	$4.98M	0.0%	-11.9%	0.368%
11/14/2025	Creative Planning	25,839	$0.59M	0.0%	+118.6%	0.044%
11/14/2025	Man Group plc	158,896	$3.65M	0.0%	-36.9%	0.269%
11/14/2025	Hotchkis & Wiley Capital Management LLC	597,819	$13.72M	0.0%	+21.4%	1.013%
11/14/2025	California State Teachers Retirement System	53,177	$1.22M	0.0%	-9.0%	0.090%
11/14/2025	Horizon Investments LLC	25,978	$0.60M	0.0%	+6.7%	0.044%
11/14/2025	Brooklyn Investment Group	21,615	$0.50M	0.0%	+2,464.1%	0.037%
11/14/2025	UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC	74,888	$1.72M	0.0%	-46.4%	0.127%
11/14/2025	Two Sigma Investments LP	12,416	$0.29M	0.0%	+15.0%	0.021%
11/14/2025	Bridgeway Capital Management LLC	362,834	$8.33M	0.2%	-4.0%	0.615%
11/14/2025	Vident Advisory LLC	26,411	$0.61M	0.0%	-83.8%	0.045%
11/14/2025	Squarepoint Ops LLC	16,702	$0.38M	0.0%	-45.6%	0.028%
11/14/2025	iSAM Funds UK Ltd	18,249	$0.42M	0.1%	N/A	0.031%
11/14/2025	Comerica Bank	45,888	$1.05M	0.0%	-10.1%	0.078%
11/13/2025	Boston Partners	837,442	$19.33M	0.0%	+1.3%	1.419%
11/13/2025	Tocqueville Asset Management L.P.	39,219	$0.90M	0.0%	+73.0%	0.066%
11/13/2025	Invesco Ltd.	309,786	$7.11M	0.0%	-74.1%	0.525%
11/13/2025	Arrowstreet Capital Limited Partnership	366,723	$8.42M	0.0%	N/A	0.621%
11/13/2025	Sei Investments Co.	63,848	$1.47M	0.0%	+14.3%	0.108%
11/13/2025	UBS Group AG	322,278	$7.40M	0.0%	-42.5%	0.546%
11/13/2025	BNP Paribas Financial Markets	21,127	$0.49M	0.0%	-31.8%	0.036%
11/13/2025	Mackenzie Financial Corp	58,391	$1.34M	0.0%	-23.4%	0.099%
11/13/2025	Franklin Resources Inc.	60,900	$1.40M	0.0%	+0.9%	0.103%
11/13/2025	Magnetar Financial LLC	28,167	$0.65M	0.0%	N/A	0.048%
11/13/2025	FourThought Financial Partners LLC	14,712	$0.34M	0.0%	N/A	0.025%
11/13/2025	Legal & General Group Plc	165,013	$3.79M	0.0%	-5.3%	0.280%
11/13/2025	Swiss National Bank	116,600	$2.68M	0.0%	-4.0%	0.198%
11/13/2025	WINTON GROUP Ltd	57,989	$1.33M	0.0%	-6.3%	0.098%
11/13/2025	Russell Investments Group Ltd.	105,478	$2.42M	0.0%	+14.2%	0.179%
11/13/2025	Dynamic Technology Lab Private Ltd	17,130	$0.39M	0.1%	N/A	0.029%
11/13/2025	Grantham Mayo Van Otterloo & Co. LLC	9,695	$0.22M	0.0%	N/A	0.016%
11/13/2025	First Trust Advisors LP	191,140	$4.39M	0.0%	+12.3%	0.324%
11/12/2025	Barclays PLC	85,728	$1.97M	0.0%	-25.7%	0.145%
11/12/2025	Dimensional Fund Advisors LP	4,091,210	$93.89M	0.0%	-0.8%	6.933%
11/12/2025	Cresset Asset Management LLC	90,852	$2.09M	0.0%	-4.7%	0.154%
11/12/2025	Picton Mahoney Asset Management	38,997	$0.89M	0.0%	+79,485.7%	0.066%
11/12/2025	Teachers Retirement System of The State of Kentucky	18,043	$0.41M	0.0%	-9.9%	0.031%
11/12/2025	Victory Capital Management Inc.	2,305,610	$52.91M	0.0%	+699.0%	3.907%
11/12/2025	Segall Bryant & Hamill LLC	159,878	$3.67M	0.0%	-5.8%	0.271%
11/12/2025	Royce & Associates LP	384,948	$8.84M	0.1%	-17.1%	0.652%
11/12/2025	New Age Alpha Advisors LLC	72,073	$1.65M	0.1%	-2.4%	0.122%
11/12/2025	American Century Companies Inc.	2,412,245	$55.36M	0.0%	+4.6%	4.088%
11/12/2025	Hohimer Wealth Management LLC	9,432	$0.22M	0.0%	N/A	0.016%
11/12/2025	Intech Investment Management LLC	26,942	$0.62M	0.0%	-9.7%	0.046%
11/12/2025	Pacific Ridge Capital Partners LLC	71,413	$1.64M	0.4%	+7.2%	0.121%
11/12/2025	Fox Run Management L.L.C.	17,185	$0.39M	0.1%	N/A	0.029%
11/10/2025	Ameritas Investment Partners Inc.	4,862	$0.11M	0.0%	-19.9%	0.008%
11/10/2025	Citigroup Inc.	225,213	$5.17M	0.0%	-21.6%	0.382%
11/10/2025	Isthmus Partners LLC	26,161	$0.60M	0.1%	N/A	0.044%
11/10/2025	Kovack Advisors Inc.	30,725	$0.71M	0.1%	-20.0%	0.052%
11/7/2025	Heartland Advisors Inc.	490,075	$11.25M	0.6%	+0.2%	0.830%
11/7/2025	Vanguard Group Inc.	5,779,728	$132.65M	0.0%	-3.5%	9.794%
11/7/2025	Denali Advisors LLC	235,238	$5.40M	0.6%	+64.8%	0.399%
11/7/2025	JPMorgan Chase & Co.	227,742	$5.23M	0.0%	-16.8%	0.386%
11/7/2025	PNC Financial Services Group Inc.	6,970	$0.16M	0.0%	-7.3%	0.012%
11/6/2025	Public Sector Pension Investment Board	234,603	$5.38M	0.0%	+8.3%	0.398%
11/6/2025	Illinois Municipal Retirement Fund	34,130	$0.78M	0.0%	+15.7%	0.058%
11/6/2025	Leuthold Group LLC	10,870	$0.25M	0.0%	N/A	0.018%
11/6/2025	LSV Asset Management	2,512,974	$57.67M	0.1%	-3.6%	4.259%
11/6/2025	Skylands Capital LLC	139,175	$3.19M	0.4%	-26.3%	0.236%
11/6/2025	Rhumbline Advisers	174,247	$4M	0.0%	-4.7%	0.295%
11/6/2025	ProShare Advisors LLC	10,996	$0.25M	0.0%	-20.1%	0.019%
11/5/2025	IQ EQ FUND MANAGEMENT IRELAND Ltd	20,100	$0.46M	0.0%	N/A	0.034%
11/5/2025	Envestnet Asset Management Inc.	63,047	$1.45M	0.0%	-8.4%	0.107%
11/5/2025	Hantz Financial Services Inc.	1,485	$34K	0.0%	+673.4%	0.003%
11/4/2025	State of Wyoming	3,200	$73K	0.0%	N/A	0.005%
11/4/2025	Principal Financial Group Inc.	342,375	$7.86M	0.0%	-2.9%	0.580%
11/4/2025	Thrivent Financial for Lutherans	43,395	$1M	0.0%	-7.2%	0.074%
11/4/2025	Keybank National Association OH	16,425	$0.38M	0.0%	N/A	0.028%
11/3/2025	Arizona State Retirement System	17,786	$0.41M	0.0%	-4.1%	0.030%
11/3/2025	AlphaQuest LLC	50,036	$1.15M	0.1%	+323.1%	0.085%
11/3/2025	New York State Common Retirement Fund	116,635	$2.68M	0.0%	+28.4%	0.198%
11/3/2025	SummerHaven Investment Management LLC	42,649	$0.98M	0.6%	+36.2%	0.072%
11/3/2025	Belpointe Asset Management LLC	37,635	$0.86M	0.0%	N/A	0.064%
10/30/2025	Strs Ohio	31,300	$0.72M	0.0%	-13.5%	0.053%
10/30/2025	Universal Beteiligungs und Servicegesellschaft mbH	201,861	$4.63M	0.0%	+1.4%	0.342%
10/29/2025	NorthCrest Asset Manangement LLC	68,038	$1.58M	0.0%	+49.4%	0.115%
10/29/2025	Wealth Enhancement Advisory Services LLC	8,582	$0.20M	0.0%	N/A	0.015%
10/29/2025	Amalgamated Bank	17,085	$0.39M	0.0%	-5.3%	0.029%
10/27/2025	LVZ Inc.	30,000	$0.69M	0.1%	+13.7%	0.051%
10/24/2025	New York State Teachers Retirement System	25,424	$0.58M	0.0%	-6.0%	0.043%
10/24/2025	Oregon Public Employees Retirement Fund	13,573	$0.31M	0.0%	-6.9%	0.023%
10/24/2025	State of Alaska Department of Revenue	32,810	$0.75M	0.0%	-13.3%	0.056%
10/23/2025	Palouse Capital Management Inc.	10,526	$0.24M	0.2%	-8.6%	0.018%
10/23/2025	SG Americas Securities LLC	38,945	$0.89M	0.0%	-11.9%	0.066%

Data available starting January 2016

Photronics, Inc., together with its subsidiaries, engages in the manufacture and sale of photomask products and services in the United States, Taiwan, China, Korea, Europe, and internationally. It offers photomasks that are used in the manufacture of integrated circuits and flat panel displays (FPDs); and to transfer circuit patterns onto semiconductor wafers, and FDP substrates. The company offers electrical and optical components. It sells its products to semiconductor and FPD manufacturers, designers, and foundries, as well as to other high-performance electronics manufacturers through its sales personnel and customer service representatives. The company was formerly known as Photronic Labs, Inc. and changed its name to Photronics, Inc. in 1990. Photronics, Inc. was incorporated in 1969 and is based in Brookfield, Connecticut.

Today's Range

Now: $24.02

$23.84

$24.31

50 Day Range

MA: $23.00

$20.28

$25.05

52 Week Range

Now: $24.02

$16.46

$31.60

Volume

628,468 shs

Average Volume

662,381 shs

Market Capitalization

$1.42 billion

P/E Ratio

13.65

Dividend Yield

N/A

Beta

1.54

Who are the company insiders with the largest holdings of Photronics?: Photronics' top insider shareholders include:
Kang Jyh Lee (CEO)
Kang Jyh Lee (Director)
Constantine S Macricostas (Director)
Christopher J Progler (EVP)
Han Kyung Park (SVP)
Mitchell G Tyson (Director)
Walter M Fiederowicz (Director)
Mary Paladino (Director)
Adam M Lewis (Director)
David A Garcia (Director)
Learn More about top insider investors at Photronics.
Who are the major institutional investors of Photronics?: Photronics' top institutional investors include:
Vanguard Group Inc. — 9.79%
Dimensional Fund Advisors LP — 6.93%
LSV Asset Management — 4.26%
American Century Companies Inc. — 4.09%
Victory Capital Management Inc. — 3.91%
Boston Partners — 1.42%
Learn More about top institutional investors of Photronics stock.
Which major investors are selling Photronics stock?: In the last quarter, PLAB stock was sold by these institutional investors:
Invesco Ltd.
Perritt Capital Management Inc
Susquehanna International Group LLP
UBS Group AG
Vanguard Group Inc.
Millennium Management LLC
Vident Advisory LLC
Citadel Advisors LLC
During the last year, company insiders that have sold Photronics company stock include:
Kang Jyh Lee (CEO)
Kang Jyh Lee (Director)
Constantine S Macricostas (Director)
Christopher J Progler (EVP)
Han Kyung Park (SVP)
Mitchell G Tyson (Director)
Walter M Fiederowicz (Director)
Mary Paladino (Director)
Adam M Lewis (Director)
Learn More investors selling Photronics stock.
Which major investors are buying Photronics stock?: In the last quarter, PLAB stock was bought by institutional investors including:
Victory Capital Management Inc.
Arrowstreet Capital Limited Partnership
Qube Research & Technologies Ltd
American Century Companies Inc.
Hotchkis & Wiley Capital Management LLC
Denali Advisors LLC
Dark Forest Capital Management LP
Morningstar Investment Management LLC