Trusts sell ~27k PSTG shares under 10b5-1 (PSTG)

Rhea-AI Filing Summary

Morgan Stanley Smith Barney LLC filed a Form 144 reporting sales of Common Stock for multiple trusts under 10b5-1 plans. Examples shown: THE EEC TRUST sold 27,457 shares on 04/22/2026 for $1,935,811.85; VCF TRUST sold 27,464 shares on 04/22/2026 for $1,936,220.24; THE RWC TRUST sold 27,345 shares on 04/22/2026 for $1,927,967.43.

Insights

Corporate Governance Analyst

Form 144 shows routine trust sales under 10b5-1 plans, with multiple ~27k-share transactions.

The filing lists completed share dispositions by named trusts on 04/21/2026 and 04/22/2026, including dollar proceeds for each sale. These entries reflect transactions executed under pre-existing 10b5-1 arrangements.

Cash‑flow treatment is the trusts' proceeds; the filing attributes transactions to the trusts and Morgan Stanley Smith Barney LLC as the broker. Subsequent filings would report any further dispositions.

Key Figures

THE EEC TRUST sale: 27,457 shares THE EEC TRUST proceeds: $1,935,811.85 VCF TRUST sale: 27,464 shares +4 more

7 metrics

THE EEC TRUST sale 27,457 shares sale on 04/22/2026

THE EEC TRUST proceeds $1,935,811.85 proceeds reported for 04/22/2026 sale

VCF TRUST sale 27,464 shares sale on 04/22/2026

VCF TRUST proceeds $1,936,220.24 proceeds reported for 04/22/2026 sale

THE RWC TRUST sale 27,345 shares sale on 04/22/2026

THE RWC TRUST proceeds $1,927,967.43 proceeds reported for 04/22/2026 sale

Additional April 21 sales (examples) 5,667; 5,609; 5,564 shares sales on 04/21/2026 by listed trusts

Key Terms

Form 144, 10b5-1, Common, Founders Shares

4 terms

Form 144 regulatory

"Filed to report proposed sales of restricted or control securities"

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.

10b5-1 regulatory

"10b5-1 Sales for THE EEC TRUST U/A DTD 02/08/2011"

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.

Common financial

"Securities To Be Sold | Common | Founders Shares"

Founders Shares financial

"Founders Shares | Issuer | 06/06/2012"

Founders shares are a special block of a company’s stock originally given to the people who started the business; they often carry extra voting power or favorable terms compared with regular shares. For investors, these shares matter because they concentrate control and influence how future funding, ownership dilution, and decision-making will play out—think of founders shares as the steering wheel that can steer a company’s direction even as more passengers (investors) climb aboard.

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

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Accepted by SEC EDGAR 04/23/2026 - 04:32 PM Learn about SEC filing dates

FAQ

What does the PSTG Form 144 disclose?

It discloses proposed or reported sales of Common Stock by trusts under 10b5-1 plans. The filing lists multiple transactions dated 04/21/2026 and 04/22/2026, with share counts and dollar proceeds for each trust.

Who executed the sales listed in the PSTG Form 144?

Sales were executed by Morgan Stanley Smith Barney LLC on behalf of named trusts. The filing identifies broker/issuer information and shows the trusts as the selling parties in each listed transaction.

How many shares did THE EEC TRUST sell on 04/22/2026?

THE EEC TRUST sold 27,457 shares on 04/22/2026. The filing reports proceeds of $1,935,811.85 for that transaction.

What proceeds were reported for the VCF TRUST sale?

VCF TRUST's sale on 04/22/2026 is reported as 27,464 shares for $1,936,220.24. The Form 144 lists the dollar amount alongside the share count for that sale.

Are these transactions part of 10b5-1 plans?

Yes. The filing explicitly labels the entries as 10b5-1 Sales for each trust, indicating the trades were executed under pre-established trading plans for those trusts.

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

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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	37992	2635125.12	330460930	04/23/2026	NYSE

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	06/06/2012	Founders Shares	Issuer			37992	06/06/2012	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 THE EEC TRUST U/A DTD 02/08/2011 2555 Augustine Dr. Santa Clara CA 95054	Common	04/22/2026	27457	1935811.85
10b5-1 Sales for VCF TRUST U/A DTD 12/05/2025 2555 Augustine Dr. Santa Clara CA 95054	Common	04/22/2026	27464	1936220.24
10b5-1 Sales for THE RWC TRUST U/A DTD 02/08/2011 2555 Augustine Dr. Santa Clara CA 95054	COMMON	04/22/2026	27345	1927967.43
10b5-1 Sales for THE EEC TRUST U/A DTD 02/08/2011 2555 Augustine Dr. Santa Clara CA 95054	Common	04/21/2026	5667	397037.39
10b5-1 Sales for VCF TRUST U/A DTD 12/05/2025 2555 Augustine Dr. Santa Clara CA 95054	Common	04/21/2026	5609	392988.98
10b5-1 Sales for THE RWC TRUST U/A DTD 02/08/2011 2555 Augustine Dr. Santa Clara CA 95054	COMMON	04/21/2026	5564	389829.98

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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)