Insider plans Rule 144 sale of common stock

An affiliate of PENG filed to sell common stock under Rule 144 through Morgan Stanley Smith Barney LLC’s Executive Financial Services.

Rhea-AI Filing Summary

An affiliate of PENG filed to sell common stock under Rule 144 through Morgan Stanley Smith Barney LLC’s Executive Financial Services. The filing covers 4,739 common shares, with an indicated value of $275,335.90, with a proposed sale date of July 22, 2026.

The shares relate to Restricted Stock Units granted on January 20, 2024. In the prior three months, Rule 10b5-1 plan transactions for Anne Kuykendall included sales of 4,000 shares on May 26, 2026 for $217,794.00 and 4,000 shares on June 15, 2026 for $257,501.20.

Key Figures

Shares to be sold: 4,739 shares Proposed sale value: $275,335.90 RSU grant date: 01/20/2024 +3 more

6 metrics

Shares to be sold 4,739 shares Common stock covered by the Rule 144 filing

Proposed sale value $275,335.90 Value associated with 4,739 common shares to be sold

RSU grant date 01/20/2024 Restricted Stock Units from issuer underlying the common shares

10b5-1 sale May 26, 2026 4,000 shares for $217,794.00 Common stock sold under 10b5-1 plan

10b5-1 sale June 15, 2026 4,000 shares for $257,501.20 Common stock sold under 10b5-1 plan

Proposed sale date 07/22/2026 Date for planned Rule 144 stock sale

Key Terms

Rule 144, Restricted Stock Units, 10b5-1, Executive Financial Services

4 terms

Rule 144 regulatory

"filed to sell common stock under Rule 144 through Morgan Stanley"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Restricted Stock Units financial

"The shares relate to Restricted Stock Units granted on January 20, 2024"

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.

10b5-1 regulatory

"In the prior three months, Rule 10b5-1 plan transactions for Anne Kuykendall"

A 10b5-1 plan is a pre-set schedule that lets company insiders buy or sell shares according to written instructions made when they do not possess material, nonpublic information. Think of it as a timed automatic payment for stock trades: it helps insiders avoid accusations of trading on secret information and gives outside investors a clearer signal about whether sales are routine or potentially informative about the company’s prospects.

Executive Financial Services financial

"through Morgan Stanley Smith Barney LLC’s Executive Financial Services"

FAQ

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

What does the Form 144 filing for PENG disclose?

The filing discloses a planned sale of 4,739 common shares of PENG through Morgan Stanley Smith Barney LLC, with an indicated value of $275,335.90 and a proposed sale date of July 22, 2026.

How many PENG shares are covered by the planned Rule 144 sale?

The planned Rule 144 sale covers 4,739 common shares of PENG. These shares are associated with Restricted Stock Units granted on January 20, 2024 and are to be sold through an executive financial services program.

What recent PENG stock sales has Anne Kuykendall reported under a 10b5-1 plan?

Anne Kuykendall reported 4,000 PENG shares sold on May 26, 2026 for $217,794.00 and another 4,000 shares on June 15, 2026 for $257,501.20, both identified as 10b5-1 sales of common stock.

What is the relationship between the PENG Form 144 sale and RSU grants?

The Form 144 sale of 4,739 PENG shares relates to Restricted Stock Units granted on January 20, 2024. These RSUs from the issuer are the source of the common shares that are eligible for resale under Rule 144.

Which broker is handling the planned PENG stock sale under Rule 144?

The planned PENG stock sale is to be executed through Morgan Stanley Smith Barney LLC Executive Financial Services at 1 New York Plaza, New York. This broker is listed as handling the 4,739-share common stock sale.

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

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Available on EDGAR 07/22/2026 - 04:29 PM Accepted by SEC EDGAR 07/22/2026 - 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	0001855880
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	PENGUIN SOLUTIONS, INC.
SEC File Number	001-38102
Address of Issuer	45800 Northport Loop West Fremont CALIFORNIA 94538
Phone	5106231231
Name of Person for Whose Account the Securities are To Be Sold	ANNE KUYKENDALL
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	4739	275335.90	51242699	07/22/2026	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	01/20/2024	Restricted Stock Units	Issuer			4739	01/20/2024	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
10b5-1 Sales for ANNE KUYKENDALL 45800 Northport Loop West Fremont CA 94538	Common	06/15/2026	4000	257501.20
10b5-1 Sales for ANNE KUYKENDALL 45800 Northport Loop West Fremont CA 94538	Common	05/26/2026	4000	217794.00

144: Remarks and Signature

Remarks	The securities to be sold were acquired upon the vesting of restricted stock units during the period of 01/20/2024 through 07/20/2026.
Date of Notice	07/22/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	11/11/2025
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/ Anne Kuykendall
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)