PHOTRONICS (PLAB) VP Rui Zhang sells 4,556 common shares in open market

Rhea-AI Filing Summary

PHOTRONICS INC executive Rui Zhang, VP, CAO & Corporate Controller, completed an open-market sale of company common stock. On April 17, 2026, Zhang sold 4,556 shares of common stock at $46.70 per share. Following this transaction, Zhang directly holds 27,079 shares of PHOTRONICS INC common stock.

Insider Trade Summary

Net Seller: 4,556 shares ($212,765)

Net Sell 1 txn

Insider ZHANG RUI

Role VP, CAO & Corporate Controller

Sold 4,556 shs ($213K)

Type	Security	Shares	Price	Value
Sale	COMMON STOCK	4,556	$46.70	$213K

Holdings After Transaction: COMMON STOCK — 27,079 shares (Direct, null)

Footnotes (1)

Key Figures

Shares sold: 4,556 shares Sale price per share: $46.70 per share Shares owned after transaction: 27,079 shares

3 metrics

Shares sold 4,556 shares Open-market sale of common stock on April 17, 2026

Sale price per share $46.70 per share Price for non-derivative open-market sale

Shares owned after transaction 27,079 shares Direct holdings following sale reported on Form 4

Key Terms

COMMON STOCK, open-market sale, non-derivative, beneficial ownership

4 terms

COMMON STOCK financial

"security_title: "COMMON STOCK" for the non-derivative transaction"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

open-market sale financial

"transaction_action: "open-market sale" describing the transaction"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

non-derivative financial

"transaction_type: "non-derivative" indicates this is not a derivative trade"

beneficial ownership financial

"total_shares_following_transaction reflects beneficial ownership after the sale"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

ZHANG RUI

(Last) (First) (Middle)

15 SECOR ROAD

(Street)

BROOKFIELD CONNECTICUT 06804

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
PHOTRONICS INC [ PLAB ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP, CAO & Corporate Controller

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/17/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
COMMON STOCK	04/17/2026		S		4,556	D	$46.7	27,079	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/Brandon DeSocio, attorney-in-fact for RUI ZHANG	04/21/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did PHOTRONICS INC (PLAB) report for Rui Zhang?

PHOTRONICS INC reported that executive Rui Zhang completed an open-market sale of company common stock. Zhang sold 4,556 shares on April 17, 2026 at a price of $46.70 per share, as disclosed in a Form 4 insider trading report.

How many PHOTRONICS INC (PLAB) shares did Rui Zhang sell and at what price?

Rui Zhang sold 4,556 shares of PHOTRONICS INC common stock. The open-market sale occurred at a price of $46.70 per share, according to the Form 4 filing detailing this non-derivative transaction in the company’s common stock.

What is Rui Zhang’s role at PHOTRONICS INC (PLAB) in this Form 4 filing?

Rui Zhang is identified as an officer of PHOTRONICS INC, serving as VP, CAO & Corporate Controller. The Form 4 filing reports Zhang’s personal open-market sale of common stock under direct ownership, reflecting an insider transaction by a senior financial executive.

How many PHOTRONICS INC (PLAB) shares does Rui Zhang hold after the sale?

After the reported sale, Rui Zhang directly owns 27,079 shares of PHOTRONICS INC common stock. This post-transaction holding figure comes from the Form 4 disclosure showing Zhang’s remaining beneficial ownership following the 4,556-share open-market sale.

Was Rui Zhang’s PHOTRONICS INC (PLAB) transaction in derivatives or common stock?

The transaction involved PHOTRONICS INC common stock, not derivatives. The Form 4 classifies it as a non-derivative open-market sale of 4,556 common shares at $46.70 per share, with no accompanying derivative exercises or option conversions reported.