[144] Pure Storage, Inc. SEC Filing

Rhea-AI Filing Summary

PSTG — Notice of proposed Rule 144 sale. A holder filed to sell 100,000 shares of Pure Storage common stock through Morgan Stanley Smith Barney, with an aggregate market value of $9,007,000, on or about November 10, 2025 on the NYSE.

The shares listed for sale were identified as founders shares acquired from the issuer on October 10, 2009. As context, shares outstanding were 328,636,590.

Recent activity disclosed under a Rule 10b5-1 plan for THE COLGROVE FAM CHARITABLE REM TR U/A DTD 04/05/2024 includes sales of 100,000 shares for $9,249,240 on October 14, 2025; 100,000 shares for $8,732,780 on September 18, 2025; 95,300 shares for $5,725,176.09 on August 27, 2025; and 4,700 shares for $282,046.06 on August 26, 2025.

Insights

Equity capital markets analyst

Administrative insider sale notice; limited fundamental impact.

This Form 144 details a proposed sale of 100,000 PSTG common shares with an aggregate market value of $9,007,000, to be executed on or about November 10, 2025 via the NYSE. The filing lists Morgan Stanley Smith Barney as broker and identifies the shares as founders shares acquired on October 10, 2009.

Form 144 is a notice for potential resales under Rule 144 and does not itself change company operations or capital structure beyond the holder’s sales. The document also lists prior Rule 10b5-1 transactions by THE COLGROVE FAM CHARITABLE REM TR with dated amounts and proceeds.

Investor impact is typically limited and depends on actual sale execution volumes and market liquidity. Subsequent filings may provide additional details on completed transactions.

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	100000	9007000.00	328636590	11/10/2025	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	10/10/2009	Founders Shares	Issuer			100000	10/10/2009	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 COLGROVE FAM CHARITABLE REM TR U/A DTD 04/05/2024 2555 Augustine Dr. Santa Clara CA 95054	Common	10/14/2025	100000	9249240.00
10b5-1 Sales for THE COLGROVE FAM CHARITABLE REM TR U/A DTD 04/05/2024 2555 Augustine Dr. Santa Clara CA 95054	Common	09/18/2025	100000	8732780.00
10b5-1 Sales for THE COLGROVE FAM CHARITABLE REM TR U/A DTD 04/05/2024 2555 Augustine Dr. Santa Clara CA 95054	Common	08/27/2025	95300	5725176.09
10b5-1 Sales for THE COLGROVE FAM CHARITABLE REM TR U/A DTD 04/05/2024 2555 Augustine Dr. Santa Clara CA 95054	Common	08/26/2025	4700	282046.06

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)

FAQ

What did PSTG disclose in this Form 144 filing?

A proposed Rule 144 sale of 100,000 shares of common stock with an aggregate market value of $9,007,000, expected on or about November 10, 2025 on the NYSE.

Who is the broker for the proposed PSTG share sale?

The filing lists Morgan Stanley Smith Barney LLC Executive Financial Services as broker.

What shares are proposed for sale and when were they acquired?

The filing identifies founders shares acquired from the issuer on October 10, 2009, amounting to 100,000 shares.

How many Pure Storage shares were outstanding?

Shares outstanding were 328,636,590.

What recent 10b5-1 sales related to PSTG were disclosed?

For THE COLGROVE FAM CHARITABLE REM TR: 100,000 shares for $9,249,240 on Oct 14, 2025; 100,000 for $8,732,780 on Sep 18, 2025; 95,300 for $5,725,176.09 on Aug 27, 2025; 4,700 for $282,046.06 on Aug 26, 2025.

On which exchange will the proposed PSTG sale occur?

The filing names the NYSE.