PLAB Insider Trading

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Insider Trading History
Frequently Asked Questions
About

Insider Ownership Percentage: 3.30%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $22,493,174.31

Photronics Insider Trading History Chart

Photronics Share Price & Price History

^$27.36

▲ +1.86 (7.29%)

As of 11/6/2026 04:00 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
9/29/2026	Kang Jyh Lee	Director	Sell	10,000	$30.75	$307,500.00	337,350
9/25/2026	Han Kyung Park	SVP	Sell	9,500	$30.37	$288,515.00	66,000
9/24/2026	Kang Jyh Lee	Director	Sell	7,500	$29.50	$221,250.00	347,350
9/22/2026	Kang Jyh Lee	Director	Sell	10,000	$29.70	$297,000.00	354,850
4/17/2026	Rui Zhang	CAO	Sell	4,556	$46.70	$212,765.20	27,079
4/16/2026	Kang Jyh Lee	Director	Sell	20,000	$45.92	$918,400.00	355,850
4/15/2026	Kang Jyh Lee	Director	Sell	10,000	$45.10	$451,000.00	375,850
4/14/2026	Constantine S. Macricostas	Director	Sell	50,000	$45.35	$2,267,500.00
4/14/2026	Hsueh-Chun Wang	COO	Sell	19,250	$45.30	$872,025.00	113,560
4/13/2026	Eric Rivera	CFO	Sell	1,000	$44.77	$44,770.00	136,173
4/13/2026	Kang Jyh Lee	Director	Sell	5,000	$45.00	$225,000.00	385,850
4/9/2026	Eric Rivera	CFO	Sell	41,517	$44.00	$1,826,748.00	136,173
4/9/2026	Hsueh-Chun Wang	COO	Sell	11,875	$44.25	$525,468.75	132,810
4/8/2026	George Macricostas	CEO	Sell	121,194	$42.94	$5,204,070.36	334,068
4/8/2026	Hsueh-Chun Wang	COO	Sell	10,000	$42.69	$426,900.00	144,685
4/8/2026	Kang Jyh Lee	Director	Sell	5,000	$43.27	$216,350.00	385,850
4/8/2026	Rui Zhang	CAO	Sell	1,752	$43.50	$76,212.00	31,635
4/6/2026	Kang Jyh Lee	Director	Sell	5,000	$40.53	$202,650.00	385,850
4/1/2026	Hsueh-Chun Wang	COO	Sell	10,000	$42.08	$420,800.00	154,685
4/1/2026	Mitchell G. Tyson	Director	Sell	10,000	$42.31	$423,100.00	33,199
3/23/2026	Kang Jyh Lee	Director	Sell	10,000	$39.00	$390,000.00	385,850
3/19/2026	Kang Jyh Lee	Director	Sell	10,000	$35.80	$358,000.00	400,850
1/16/2026	Han Kyung Park	SVP	Sell	6,250	$34.89	$218,062.50	75,500
1/15/2026	Kang Jyh Lee	Director	Sell	10,000	$34.13	$341,300.00	410,850
1/13/2026	Han Kyung Park	SVP	Sell	7,500	$33.70	$252,750.00	81,750
1/12/2026	Kang Jyh Lee	Director	Sell	10,000	$33.05	$330,500.00	425,850
1/7/2026	Kang Jyh Lee	Director	Sell	10,000	$34.83	$348,300.00	445,850
1/6/2026	Mary Paladino	Director	Sell	11,250	$35.11	$394,987.50	23,820
1/6/2026	Mitchell G. Tyson	Director	Sell	5,000	$35.21	$176,050.00	43,199
1/5/2026	Kang Jyh Lee	Director	Sell	10,000	$33.90	$339,000.00	465,850
1/2/2026	Kang Jyh Lee	Director	Sell	8,750	$33.54	$293,475.00	475,850
12/22/2025	Kang Jyh Lee	Director	Sell	8,750	$34.31	$300,212.50	484,600
12/15/2025	Kang Jyh Lee	Director	Sell	20,000	$36.45	$729,000.00	493,350
12/12/2025	Christopher J Progler	EVP	Sell	25,000	$35.78	$894,500.00	165,591
12/12/2025	Han Kyung Park	SVP	Sell	13,750	$37.99	$522,362.50	89,250
12/12/2025	Kang Jyh Lee	Director	Sell	20,000	$38.53	$770,600.00	493,350
12/12/2025	Mitchell G. Tyson	Director	Sell	5,000	$36.17	$180,850.00	46,927
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

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
11/6/2026	Russell Investments Group Ltd.	74,149	$2.28M	0.0%	+8.6%	0.126%
11/6/2026	Fifth Third Bancorp	31,593	$0.97M	0.0%	-3.7%	0.054%
11/5/2026	Maryland State Retirement & Pension System	13,200	$0.41M	0.0%	+54.7%	0.022%
11/5/2026	Illinois Municipal Retirement Fund	29,308	$0.90M	0.0%	-17.0%	0.050%
11/5/2026	Keybank National Association OH	13,600	$0.42M	0.0%	+3.2%	0.023%
11/4/2026	Torrey Growth & Income Advisors	72,781	$2.24M	0.7%	+40.5%	0.123%
11/4/2026	Fulcrum Asset Management LLP	28,678	$0.89M	0.0%	N/A	0.049%
11/4/2026	Allspring Global Investments Holdings LLC	20,207	$0.62M	0.0%	-70.0%	0.034%
11/4/2026	StoneRidge PMG Advisors LLC	10,981	$0.34M	0.2%	N/A	0.019%
11/3/2026	Pictet Asset Management Holding SA	9,377	$0.29M	0.0%	-89.5%	0.016%
11/2/2026	Commonwealth Equity Services LLC	9,036	$0.28M	0.0%	N/A	0.015%
10/31/2026	Covestor Ltd	2,918	$90K	0.1%	+869.4%	0.005%
10/29/2026	ProShare Advisors LLC	10,134	$0.31M	0.0%	-6.4%	0.017%
10/28/2026	VIRGINIA RETIREMENT SYSTEMS ET Al	19,963	$0.61M	0.0%	+71.2%	0.034%
10/28/2026	BOKF NA	25,012	$0.77M	0.0%	+4.8%	0.000%
10/23/2026	Signaturefd LLC	2,259	$70K	0.0%	+150.4%	0.004%
10/23/2026	Kendall Capital Management	43,097	$1.33M	0.2%	-2.1%	0.073%
10/23/2026	Sterling Capital Management LLC	14,185	$0.44M	0.0%	+4.3%	0.024%
10/23/2026	James Investment Research Inc.	43,170	$1.33M	0.1%	+3.8%	0.073%
10/23/2026	Inspire Investing LLC	172,372	$5.31M	0.2%	+7.1%	0.292%
10/22/2026	Yousif Capital Management LLC	15,028	$0.46M	0.0%	-4.5%	0.025%
10/22/2026	Isthmus Partners LLC	127,401	$3.92M	0.4%	+28.1%	0.216%
10/21/2026	Skylands Capital LLC	78,510	$2.42M	0.3%	-3.7%	0.133%
10/21/2026	Uncommon Cents Investing Inc	88,645	$2.73M	0.6%	-1.1%	0.150%
10/20/2026	Genesee Capital Advisors LLC	6,639	$0.20M	0.1%	N/A	0.011%
10/17/2026	SummerHaven Investment Management LLC	29,915	$0.92M	0.6%	-24.9%	0.051%
10/15/2026	State of Alaska Department of Revenue	13,028	$0.40M	0.0%	-40.7%	0.022%
10/13/2026	NorthCrest Asset Manangement LLC	71,026	$2.11M	0.0%	+2.7%	0.120%
10/9/2026	GAMMA Investing LLC	3,913	$0.12M	0.0%	+40.7%	0.007%
10/6/2026	Moody National Bank Trust Division	9,214	$0.28M	0.0%	-49.5%	0.016%
10/6/2026	Byrne Asset Management LLC	7,174	$0.22M	0.1%	+7.5%	0.012%
9/9/2026	Tidal Investments LLC	7,914	$0.26M	0.0%	+57.7%	0.013%
9/9/2026	WINTON GROUP Ltd	37,763	$1.23M	0.0%	-13.7%	0.064%
9/9/2026	Engineers Gate Manager LP	39,600	$1.29M	0.0%	N/A	0.067%
9/9/2026	Integrated Wealth Concepts LLC	1,230	$40K	0.0%	N/A	0.002%
9/9/2026	NewEdge Advisors LLC	1,841	$60K	0.0%	N/A	0.003%
9/8/2026	Allworth Financial LP	806	$26K	0.0%	-35.1%	0.001%
9/8/2026	Arizona State Retirement System	15,457	$0.50M	0.0%	-4.7%	0.026%
9/8/2026	Nykredit A S	2,733	$89K	0.0%	N/A	0.005%
8/25/2026	VIRGINIA RETIREMENT SYSTEMS ET Al	11,663	$0.38M	0.0%	N/A	0.020%
8/21/2026	Nykredit A S	2,733	$89K	0.0%	N/A	0.005%
8/21/2026	Hudson Portfolio Management LLC	15,370	$0.50M	0.4%	-40.7%	0.026%
8/21/2026	Lone Peak Global Investors LLC	225,085	$7.32M	1.0%	+1,253.7%	0.382%
8/19/2026	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	97,262	$3.16M	0.0%	+8.8%	0.165%
8/19/2026	Hsbc Holdings PLC	24,819	$0.80M	0.0%	+30.6%	0.042%
8/18/2026	Empowered Funds LLC	271,855	$8.84M	0.0%	N/A	0.461%
8/18/2026	Public Employees Retirement System of Ohio	1,348	$44K	0.0%	N/A	0.002%
8/17/2026	Bank of America Corp DE	217,404	$7.07M	0.0%	N/A	0.369%
8/15/2026	Man Group plc	12,284	$0.40M	0.0%	N/A	0.021%
8/15/2026	Jupiter Topco LLC	27,002	$0.88M	0.0%	N/A	0.046%
8/15/2026	Meros Investment Management LP	237,567	$7.73M	0.0%	N/A	0.403%
8/14/2026	Hsbc Holdings PLC	24,819	$0.80M	0.0%	N/A	0.042%
8/14/2026	Legal & General Group Plc	133,896	$4.36M	0.0%	N/A	0.227%
8/14/2026	The Manufacturers Life Insurance Company	30,421	$0.99M	0.0%	N/A	0.052%
8/14/2026	L2 Asset Management LLC	9,010	$0.29M	0.0%	N/A	0.015%
8/13/2026	Connor Clark & Lunn Investment Management Ltd.	150,058	$4.88M	0.0%	N/A	0.255%
8/13/2026	Kendall Capital Management	44,032	$1.43M	0.2%	N/A	0.075%
8/12/2026	Hudson Portfolio Management LLC	15,370	$0.50M	0.4%	N/A	0.026%
8/12/2026	Evolve Private Wealth LLC	15,849	$0.52M	0.0%	N/A	0.027%
8/12/2026	Long Corridor Asset Management Ltd	110,000	$3.58M	1.1%	N/A	0.187%
8/12/2026	Heartland Advisors Inc.	379,795	$12.36M	0.6%	N/A	0.644%
8/11/2026	Allworth Financial LP	806	$26K	0.0%	N/A	0.001%
8/10/2026	Tocqueville Asset Management L.P.	30,700	$1M	0.0%	N/A	0.052%
8/10/2026	Denali Advisors LLC	52,353	$1.70M	0.2%	-59.3%	0.089%
8/7/2026	BlackRock Inc.	9,486,185	$308.59M	0.0%	N/A	16.089%
8/7/2026	Deutsche Bank AG	70,596	$2.30M	0.0%	N/A	0.120%
8/6/2026	Bank of New York Mellon Corp	380,402	$12.37M	0.0%	N/A	0.645%
8/6/2026	State of Wyoming	4,402	$0.14M	0.0%	N/A	0.007%
7/10/2026	Wedge Capital Management L L P NC	109,646	$3.57M	0.1%	+44.1%	0.186%
7/10/2026	Handelsbanken Fonder AB	21,000	$0.68M	0.0%	N/A	0.036%
7/8/2026	Palouse Capital Management Inc.	6,683	$0.22M	0.1%	+33.7%	0.011%
7/8/2026	Byrne Asset Management LLC	6,671	$0.22M	0.1%	N/A	0.011%
7/7/2026	Moody National Bank Trust Division	18,228	$0.59M	0.0%	N/A	0.031%
7/7/2026	Grove Bank & Trust	1,000	$33K	0.0%	N/A	0.002%
5/19/2026	Bank of America Corp DE	111,130	$4.49M	0.0%	-27.8%	0.188%
5/19/2026	Janus Henderson Group PLC	823,488	$33.29M	0.0%	+32.5%	1.397%
5/18/2026	Amundi	6,556	$0.27M	0.0%	N/A	0.011%
5/18/2026	California State Teachers Retirement System	69,484	$2.81M	0.0%	+23.8%	0.118%
5/18/2026	Royal Bank of Canada	120,745	$4.88M	0.0%	-0.7%	0.205%
5/18/2026	Empowered Funds LLC	290,142	$11.73M	0.1%	+1.6%	0.492%
5/16/2026	Quantinno Capital Management LP	27,512	$1.11M	0.0%	+7.7%	0.047%
5/16/2026	Lazard Asset Management LLC	117,365	$4.74M	0.0%	N/A	0.199%
5/14/2026	Renaissance Technologies LLC	18,302	$0.74M	0.0%	-84.7%	0.031%
5/14/2026	Hilltop Holdings Inc.	8,657	$0.35M	0.0%	N/A	0.015%
5/14/2026	Caxton Associates LLP	23,356	$0.94M	0.0%	-51.8%	0.040%
5/14/2026	Sei Investments Co.	127,208	$5.14M	0.0%	+112.0%	0.216%
5/14/2026	State of Wyoming	9,333	$0.38M	0.0%	N/A	0.016%
5/13/2026	Cetera Investment Advisers	20,818	$0.84M	0.0%	+16.4%	0.035%
5/13/2026	First Trust Advisors LP	126,414	$5.11M	0.0%	-32.9%	0.214%
5/7/2026	Meeder Asset Management Inc.	220,614	$8.92M	0.5%	-21.6%	0.374%
5/7/2026	Dimensional Fund Advisors LP	3,962,665	$160.12M	0.0%	-2.3%	6.720%
5/7/2026	Morgan Dempsey Capital Management LLC	2,876	$0.12M	0.1%	N/A	0.005%
5/7/2026	Heartland Advisors Inc.	370,675	$14.98M	0.8%	-3.8%	0.629%
5/6/2026	Jennison Associates LLC	29,856	$1.21M	0.0%	+4.5%	0.051%
5/6/2026	Financiere des Professionnels Fonds d investissement inc.	6,918	$0.28M	0.0%	N/A	0.012%
5/6/2026	Allspring Global Investments Holdings LLC	159,484	$6.52M	0.0%	+828.5%	0.270%
5/5/2026	Kestrel Investment Management Corp	200,450	$8.10M	4.9%	-0.7%	0.340%
5/5/2026	Bank of New York Mellon Corp	378,115	$15.28M	0.0%	-2.9%	0.641%
5/5/2026	Illinois Municipal Retirement Fund	32,722	$1.32M	0.0%	+63.7%	0.055%
5/4/2026	Empirical Financial Services LLC d.b.a. Empirical Wealth Management	25,956	$1.05M	0.0%	+10.9%	0.044%

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: $27.36

$26.20

$27.60

50 Day Range

MA: $28.87

$25.50

$31.49

52 Week Range

Now: $27.36

$20.05

$56.00

Volume

1,115,691 shs

Average Volume

716,017 shs

Market Capitalization

$1.61 billion

P/E Ratio

9.63

Dividend Yield

N/A

Beta

1.42

Who are the company insiders with the largest holdings of Photronics?: Photronics' top insider shareholders include:
Constantine S Macricostas (Director)
Kang Jyh Lee (CEO)
Kang Jyh Lee (Director)
Peter S Kirlin (CEO)
George Macricostas (CEO)
Christopher J Progler (EVP)
Joseph A Fiorita Jr (Director)
Kang Jyh Lee (Insider)
Sean T Smith (SVP)
Sean T Smith (CFO)
Learn More about top insider investors at Photronics.
Who are the major institutional investors of Photronics?: Photronics' top institutional investors include:
Inspire Investing LLC — 0.29%
Isthmus Partners LLC — 0.22%
Uncommon Cents Investing Inc — 0.15%
Skylands Capital LLC — 0.13%
Torrey Growth & Income Advisors — 0.12%
NorthCrest Asset Manangement LLC — 0.12%
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:
Pictet Asset Management Holding SA
Allspring Global Investments Holdings LLC
SummerHaven Investment Management LLC
Moody National Bank Trust Division
State of Alaska Department of Revenue
Illinois Municipal Retirement Fund
Skylands Capital LLC
Fifth Third Bancorp
During the last year, company insiders that have sold Photronics company stock include:
Kang Jyh Lee (Director)
George Macricostas (CEO)
Christopher J Progler (EVP)
Hsueh-Chun Wang (COO)
Eric Rivera (CFO)
Han Kyung Park (SVP)
Mitchell G Tyson (Director)
Rui Zhang (CAO)
Mary Paladino (Director)
Constantine S Macricostas (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:
Fulcrum Asset Management LLP
Isthmus Partners LLC
Torrey Growth & Income Advisors
Inspire Investing LLC
StoneRidge PMG Advisors LLC
Commonwealth Equity Services LLC
VIRGINIA RETIREMENT SYSTEMS ET Al
Genesee Capital Advisors LLC