LSCC affiliate files Form 144 to sell 4,620 RSUs

LSCC submitted a Form 144 notice reporting an intended sale of 4,620 restricted stock units and disclosing 1,381 shares sold in the prior three months.

Rhea-AI Filing Summary

LSCC submitted a Form 144 notice reporting an intended sale of 4,620 restricted stock units and disclosing 1,381 shares sold in the prior three months. The filing lists a gross amount of $714,252.00 and a past sale aggregate of $125,160.03.

The notice names Morgan Stanley Smith Barney LLC as broker and shows an issuance date of 05/16/2025 for the restricted stock units; the filing date appears as 06/04/2026.

Insights

Securities Compliance Analyst

Form 144 lists an affiliate resale notice for 4,620 RSUs and prior-quarter sales of 1,381 shares.

The filing is procedural: it notifies the SEC and market intermediaries of an intended affiliate sale under resale rules. The broker is named as Morgan Stanley Smith Barney LLC and the securities are described as Restricted Stock Units.

Impact is typically administrative; subsequent public trades or additional filings would show actual market activity and cash flow.

Equity Compensation Specialist

Restricted stock units (RSUs) are the security type involved; the filing records both intended and recent completed dispositions.

The RSU issuance date is shown as 05/16/2025; the prior sales total 1,381 shares for $125,160.03. This pattern is consistent with routine affiliate vesting and resale activity.

Further clarity on whether the intended sale is tied to vesting, a planned program, or open‑market transactions would come from subsequent trade reports or a Form 4.

Key Figures

Intended RSUs to be sold: 4,620 shares Shares sold in past 3 months: 1,381 shares Gross amount associated with intended sale: $714,252.00 +3 more

6 metrics

Intended RSUs to be sold 4,620 shares Securities To Be Sold, issuance date 05/16/2025

Shares sold in past 3 months 1,381 shares Sale date 03/09/2026

Gross amount associated with intended sale $714,252.00 Line item beside broker and securities to be sold

Aggregate value of recent sales $125,160.03 Aggregate for 1,381 shares sold on 03/09/2026

Broker Morgan Stanley Smith Barney LLC Named intermediary on the Form 144

Form date 06/04/2026 Filing date recorded on the notice

Key Terms

Restricted Stock Units, Form 144, Broker

3 terms

Restricted Stock Units financial

"Restricted Stock Units | Issuer | 05/16/2025"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Form 144 regulatory

"Filer Information | 144: Filer Information"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Broker financial

"Morgan Stanley Smith Barney LLC Executive Financial Services"

A broker is a licensed professional or firm that helps investors buy and sell financial assets by executing trades on their behalf, acting like a marketplace agent or matchmaker between buyers and sellers. Brokers matter to investors because they provide access to markets, handle order execution and paperwork, and can offer research or advice—services that affect trade speed, costs, and the quality of investment decisions.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does LSCC's Form 144 report about the securities to be sold?

The filing reports an intended sale of 4,620 restricted stock units with an issuance date of 05/16/2025. It names Morgan Stanley Smith Barney LLC as the broker and lists a gross amount of $714,252.00.

How many shares were sold by the reporting person in the past three months for LSCC?

The filing discloses 1,381 shares were sold on 03/09/2026, with an aggregate reported value of $125,160.03. The seller is identified by name and address in the notice.

What security type is involved in the LSCC Form 144 notice?

The notice lists the securities as Restricted Stock Units (RSUs), issued on 05/16/2025. RSUs typically vest into common shares before resale, per the filing's security description.

Who is the broker handling the proposed sale in the LSCC filing?

The broker named is Morgan Stanley Smith Barney LLC, located at 1 New York Plaza, 8th Floor, New York. The filing links this broker to the listed resale activity and intended transactions.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/04/2026 - 04:28 PM Learn about SEC filing dates

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	0001891117
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	LATTICE SEMICONDUCTOR CORPORATION
SEC File Number	000-18032
Address of Issuer	5555 NE Moore Court Hillsboro OREGON 97124
Phone	5032688000
Name of Person for Whose Account the Securities are To Be Sold	TRACY FEANNY
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	Officer

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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	4620	714252.00	137007857	06/04/2026	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	05/16/2025	Restricted Stock Units	Issuer			4620	05/16/2025	N/A

* 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
TRACY FEANNY 5555 NE Moore Court Hillsboro OR 97124	Common	03/09/2026	1381	125160.03

144: Remarks and Signature

Remarks	The securities to be sold were acquired upon the vesting of restricted stock units during the period of 05/16/2025 through 02/28/2026.
Date of Notice	06/04/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	03/05/2026
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	/s/ Tracy Feanny
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)