Pure Storage CAO exercises options, sells 6,853 shares

Rhea-AI Filing Summary

Pure Storage, Inc.'s Chief Accounting Officer Mona Chu exercised stock options to acquire 6,853 shares of Class A Common Stock at $10.62 per share on March 1, 2024, then sold the same 6,853 shares at $55.66 per share in a sale described as an open market or private transaction. She holds 139,953 Class A shares directly after these transactions, and the option involved is described as fully vested.

Insights

Securities Analyst

TL;DR: Executive exercised vested options and immediately sold the resulting shares; amendment clarifies prior reporting.

The filing discloses a routine option exercise (6,853 options at $10.62) and contemporaneous sale of the same number of shares at $55.66 on 03/01/2024. The report is an amendment that corrects earlier reporting omissions by adding the exercised options and updating post-transaction beneficial ownership figures. For investors, this is a standard insider liquidity event and an administrative correction rather than a new corporate development.

Corporate Governance Expert

TL;DR: Amendment improves disclosure completeness; transactions reflect exercised vested compensation rather than new grants.

The filing indicates the option was fully vested at exercise, per the explanation. The amendment and attorney-in-fact signature show attention to Section 16 reporting compliance. There is no indication of additional grants, derivative issuance, or change in role; the filing solely documents conversion of vested options and an associated sale, and updates beneficial ownership counts accordingly.

Insider Trade Summary

Exercise and Sale: 6,853 shares ($309K approx. pre-tax spread)

Exercise and Sale 3 txns

Insider Chu Mona

Role Chief Accounting Officer

Sold 6,853 shs ($381K)

Approx. gross sale proceeds $381K

Approx. exercise cost $73K

Approx. pre-tax spread $309K

Type	Security	Shares	Price	Value
Exercise	Stock Option (right to buy)	6,853	$0.00	$0.00
Exercise	Class A Common Stock	6,853	$10.62	$73K
Sale	Class A Common Stock	6,853	$55.66	$381K

Holdings After Transaction: Stock Option (right to buy) — 63,958 contracts (Direct); Class A Common Stock — 139,953 shares (Direct)

Footnotes (1)

1. F1. This option is fully vested.

Key Figures

Options exercised: 6,853 shares Exercise price: $10.62 per share Shares sold: 6,853 shares +3 more

6 metrics

Options exercised 6,853 shares Stock option exercise into Class A Common Stock on 2024-03-01

Exercise price $10.62 per share Price paid to acquire 6,853 Class A shares via option exercise

Shares sold 6,853 shares Class A Common Stock sold on 2024-03-01

Sale price $55.66 per share Price received per share in sale coded "S"

Post-transaction holdings 139,953 shares Direct Class A Common Stock position after the reported transactions

Option expiration 2025-01-30 Expiration date for the exercised stock option

Key Terms

Stock Option (right to buy), Class A Common Stock, Exercise or conversion of derivative security

3 terms

Stock Option (right to buy) financial

"Security title "Stock Option (right to buy)" in the derivative transaction."

Class A Common Stock financial

"Underlying security title listed as "Class A Common Stock"."

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

Exercise or conversion of derivative security financial

"Transaction code description "Exercise or conversion of derivative security"."

FAQ

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

What did Pure Storage (PSTG) insider Mona Chu report in this Form 4/A?

Chief Accounting Officer Mona Chu exercised options for 6,853 shares of Pure Storage Class A Common Stock at $10.62 per share and sold those 6,853 shares at $55.66 per share on March 1, 2024, in an open market or private transaction.

How many Pure Storage (PSTG) shares did Mona Chu sell on March 1, 2024?

Mona Chu reported a sale of 6,853 shares of Pure Storage Class A Common Stock on March 1, 2024. The reported transaction code was "S," and the sale was described as occurring in an open market or private transaction at $55.66 per share.

At what prices did Mona Chu exercise and sell Pure Storage (PSTG) shares?

She exercised options at $10.62 per share to acquire 6,853 Pure Storage shares, then sold those shares at $55.66 per share. The exercise was coded "M" as a derivative conversion, and the subsequent sale was coded "S" on the same date.

How many Pure Storage (PSTG) shares does Mona Chu own after these transactions?

After the reported transactions, Mona Chu holds 139,953 shares of Pure Storage Class A Common Stock directly. This post-transaction holding is reported as a canonical balance and reflects her direct ownership position following the exercise and sale.

Was the stock option exercised by Pure Storage (PSTG) CAO fully vested?

Yes. A footnote states that "This option is fully vested". Mona Chu exercised this fully vested stock option to acquire 6,853 Class A shares at $10.62 per share before selling the same number of shares at $55.66 per share on March 1, 2024.

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

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Accepted by SEC EDGAR 09/04/2025 - 06:28 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Chu Mona

(Last) (First) (Middle)

2555 AUGUSTINE DRIVE

(Street)

SANTA CLARA CA 95054

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Pure Storage, Inc. [ PSTG ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/01/2024

4. If Amendment, Date of Original Filed (Month/Day/Year)
03/05/2024

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	03/01/2024		M		6,853	A	$10.62	146,806	D
Class A Common Stock	03/01/2024		S		6,853	D	$55.66	139,953	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (right to buy)	$10.62	03/01/2024		M			6,853	(1)	01/30/2025	Class A Common Stock	6,853	$0	63,958	D

Explanation of Responses:

1. This option is fully vested.

Remarks:

This report on Form 4/A amends and replaces in its entirety the Form 4 filed by the Reporting Person on March 5, 2024. This report on Form 4/A (i) corrects an error with respect to the reporting of the exercise of stock options in Table II and (ii) adjusts the Amount of Securities Beneficially Owned Following the Reported Transaction(s) reflected in the Form 4 filed by the Reporting Person on March 5, 2024 to include the number of stock options exercised on March 1, 2024.

	/s/ Todd Wheeler, attorney-in-fact	09/04/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.