Planned 7,500-share sale disclosed by issuer (PLAB) under Rule 144

Rhea-AI Filing Summary

A notice under Rule 144 discloses a planned sale of 7,500 common shares through Fidelity Brokerage Services on the NASDAQ, with an approximate sale date of 01/13/2026. These shares were acquired on 01/03/2026 via restricted stock vesting from the issuer as compensation, rather than a cash purchase.

The filing reports that there are 59,064,641 common shares outstanding. It also notes that, during the past three months, Han Kyung Park sold 13,750 common shares for gross proceeds of $522,040.73. By signing the notice, the seller represents that they are not aware of any undisclosed material adverse information about the issuer’s current or prospective operations.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	7500	252750.00	59064641	01/13/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	01/03/2026	Restricted Stock Vesting	Issuer			7500	01/03/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Han Kyung Park 15 Secor Road Brookfield CT 06804	Common	12/12/2025	13750	522040.73

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does this Form 144 filing for PLAB disclose?

The filing discloses an intended sale under Rule 144 of 7,500 common shares through Fidelity Brokerage Services LLC on the NASDAQ, with an approximate sale date of 01/13/2026.

How many PLAB shares are planned to be sold under this notice?

The notice covers a planned sale of 7,500 shares of common stock, with an aggregate market value listed as $252,750.00.

How and when were the shares in this Form 144 acquired?

The 7,500 common shares were acquired on 01/03/2026 via restricted stock vesting from the issuer, described as compensation.

How many PLAB shares are currently outstanding according to the filing?

The filing states that there are 59,064,641 common shares outstanding at the time of the notice.

Have there been other recent sales of PLAB shares by this seller?

The filing reports that Han Kyung Park sold 13,750 common shares on 12/12/2025 for gross proceeds of $522,040.73 during the past three months.

What representation does the seller make in signing the Form 144 notice?

By signing, the seller represents that they do not know of any material adverse information about the issuer’s current or prospective operations that has not been publicly disclosed.