Zscaler Form 144: sale of 1,682 vested RSU shares

Zscaler filing reports a proposed sale of 1,682 common shares tied to the vesting of restricted stock units.

Rhea-AI Filing Summary

Zscaler filing reports a proposed sale of 1,682 common shares tied to the vesting of restricted stock units. The filing lists the transaction date as 03/16/2026 and identifies Morgan Stanley Smith Barney LLC as the broker. The filer also disclosed a prior sale of 3,303 shares on 12/16/2025 for $762,396.15.

Insights

Insider Transactions Compliance

Form 144 notifies the market of a planned disposal of vested RSU shares.

The filing lists 1,682 common shares "to be sold" in connection with the vesting of restricted stock units on 03/16/2026, with Morgan Stanley Smith Barney LLC named under securities information. The entry labels the purpose as "Compensation."

Prior activity shown: a sale of 3,303 shares on 12/16/2025 for $762,396.15. The filing provides transaction dates and quantities; cash‑flow treatment beyond the past sale is not stated in the excerpt.

FAQ

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

What does ZS Form 144 disclose about the shares to be sold?

The Form 144 lists 1,682 common shares proposed for sale tied to RSU vesting on 03/16/2026. It names Morgan Stanley Smith Barney LLC as the broker and labels the source as compensation.

Who is the broker listed on the ZS Form 144?

The filing names Morgan Stanley Smith Barney LLC at 1 New York Plaza, New York, NY. The broker is associated with the reported sale transaction on 03/16/2026.

Does the filing show any recent sales by the filer for ZS?

Yes. The excerpt reports a prior sale of 3,303 shares on 12/16/2025 with proceeds of $762,396.15, listed under "Securities Sold During The Past 3 Months."

Are the shares being sold from compensation or open‑market holdings?

The Form 144 entry ties the 1,682 shares to the "Vesting of Restricted Stock Units" and labels the source as Compensation, indicating the shares arise from vested RSUs.

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

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Accepted by SEC EDGAR 03/17/2026 - 08:41 PM EDT 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	0001198529
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	Zscaler, Inc.
SEC File Number	001-38413
Address of Issuer	120 Holger Way San Jose CALIFORNIA 95134
Phone	408-533-0288
Name of Person for Whose Account the Securities are To Be Sold	Kevin Rubin
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	1682	263389.81	160790703	03/17/2026	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	03/16/2026	Vesting of Restricted Stock Units	Issuer			1682	03/16/2026	Compensation

* 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
Kevin Rubin 120 Holger Way San Jose CA 95134	Common Stock	12/16/2025	3303	762396.15

144: Remarks and Signature

Remarks	Shares sold to cover tax withholding obligation mandated by Issuer's election under its equity incentive plans.
Date of Notice	03/17/2026
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/ Kevin Rubin
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)