Was Adam Geller’s Zscaler (ZS) share sale under a Rule 10b5-1 plan?

Yes, the sale was executed under a Rule 10b5-1 trading plan. A footnote states the transaction was effected pursuant to a Rule 10b5-1 plan adopted on March 20, 2026, indicating the trade was pre-arranged rather than timed at his sole discretion.

Zscaler (NASDAQ: ZS) CPO's 2,817-share Rule 10b5-1 sale

Q: Does Adam Geller’s Zscaler (ZS) Form 4 include any option exercises or derivatives?

No derivative transactions are reported in this Form 4. The filing lists only one non-derivative transaction in Common Stock, and the derivative summary section is empty, indicating no option exercises, conversions, or other derivative activities in this report.

Filing Impact

(Moderate)

Filing Sentiment

(Negative)

Form Type

Rhea-AI Filing Summary

Adam Geller, Chief Product Officer of Zscaler, Inc., sold 2,817 shares of Common Stock in an open-market transaction at $122.60 per share. The sale was executed pursuant to a pre-arranged Rule 10b5-1 trading plan adopted on March 20, 2026.

Following this transaction, Geller directly holds 42,314 Zscaler shares, so the filing shows a partial reduction of his existing position rather than a complete disposal.

Insider Trade Summary 10b5-1

Net Seller: 2,817 shares ($345,364)

Net Sell 1 txn

Insider Geller Adam

Role Chief Product Officer

Sold 2,817 shs ($345K)

Type	Security	Shares	Price	Value
Sale	Common Stock	2,817	$122.60	$345K

Holdings After Transaction: Common Stock — 42,314 shares (Direct, null)

Footnotes (1)

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Key Figures

Shares sold: 2,817 shares Sale price: $122.60 per share Shares held after sale: 42,314 shares +2 more

5 metrics

Shares sold 2,817 shares Open-market sale of Common Stock on June 22, 2026

Sale price $122.60 per share Price for the 2,817 shares sold

Shares held after sale 42,314 shares Direct ownership following the reported transaction

Trading plan adoption date March 20, 2026 Rule 10b5-1 plan under which the sale was effected

Transaction code S Sale in open market or private transaction

Key Terms

Rule 10b5-1 trading plan, open-market sale, Common Stock

3 terms

Rule 10b5-1 trading plan regulatory

"The sale reported in the Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on March 20, 2026."

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

open-market sale financial

"transaction_action: open-market sale, transaction_code_description: Sale in open market or private transaction"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Common Stock financial

"security_title: Common Stock, non-derivative transaction in issuer equity"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

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Form 4 Insider Transactions: What Each Field Means →

06/23/2026 - 04:24 PM

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^*

Geller Adam

(Last)

(First)

(Middle)

120 HOLGER WAY

(Street)

SAN JOSE

CALIFORNIA

95134

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Zscaler, Inc. [ ZS ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/22/2026

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	06/22/2026		S⁽¹⁾		2,817	D	$122.6	42,314	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. The sale reported in the Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on March 20, 2026.

Remarks:

	/s/ Torrie Nute, by power of attorney	06/23/2026
	** 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.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Zscaler (ZS) report for Adam Geller?

Zscaler reported an open-market sale by Chief Product Officer Adam Geller. He sold 2,817 shares of Common Stock at $122.60 per share, and after this transaction he directly holds 42,314 Zscaler shares, according to the Form 4 filing details.

How many Zscaler (ZS) shares did Adam Geller sell and at what price?

Adam Geller sold 2,817 Zscaler Common Stock shares at $122.60 each. The transaction was reported as an open-market sale, and the Form 4 shows this as a single non-derivative transaction executed on June 22, 2026.

How many Zscaler (ZS) shares does Adam Geller hold after this Form 4 sale?

After the sale, Adam Geller directly holds 42,314 Zscaler shares. The Form 4 specifies this post-transaction ownership figure, indicating that the 2,817 shares sold represent only a portion of his overall direct equity position in the company.

What type of transaction is disclosed in Adam Geller’s Zscaler (ZS) Form 4?

The Form 4 discloses a non-derivative open-market sale of Common Stock. The transaction code is “S,” described as a sale in an open market or private transaction, involving 2,817 shares at a price of $122.60 per share.

Does Adam Geller’s Zscaler (ZS) Form 4 include any option exercises or derivatives?

No derivative transactions are reported in this Form 4. The filing lists only one non-derivative transaction in Common Stock, and the derivative summary section is empty, indicating no option exercises, conversions, or other derivative activities in this report.