CSTE (Nasdaq) Form 144: insiders list RSU‑linked sales, examples shown

Rhea-AI Filing Summary

CSTE files a Form 144 notice reporting proposed sales of Ordinary Shares associated with previously granted Restricted Share Units. The filing lists multiple grant dates and proposed share counts, including 450 (09/20/2023), 675 (09/22/2022), 900 (09/01/2021), 1,250 (05/27/2019) and 3,000 (10/27/2015).

Insights

Securities Counsel

Form 144 lists proposed resale of issuer‑granted RSUs by an affiliate.

The filing enumerates specific grant dates and share counts tied to Restricted Share Units, indicating proposed dispositions rather than issuer issuances. The record identifies an intermediary as Oppenheimer & Co Inc. with a date of 05/19/2026.

Cash‑flow treatment and exact sale mechanics are not disclosed in the excerpt; subsequent filings or broker confirmations may provide settlement details.

Key Figures

Form type: Form 144 Broker/Agent: Oppenheimer & Co Inc. Example RSU — 09/20/2023: 450 shares +2 more

5 metrics

Form type Form 144 Notice of proposed sale of securities

Broker/Agent Oppenheimer & Co Inc. Listed with address 85 Broad St. New York NY

Example RSU — 09/20/2023 450 shares Restricted Share Units, listed with date <date>05/19/2026</date>

Example RSU — 09/22/2022 675 shares Restricted Share Units, listed with date <date>05/19/2026</date>

Example RSU — 10/27/2015 3,000 shares Restricted Share Units, listed with date <date>05/19/2026</date>

Key Terms

Restricted Share Units, Ordinary Shares, Form 144

3 terms

Restricted Share Units financial

"Entries labeled "Restricted Share Units" with grant dates and share counts"

Restricted share units (RSUs) are a promise from a company to give an employee or service provider actual shares or cash equal to the shares after certain conditions are met, typically staying with the company for a set time or hitting performance targets. Think of them like a time-locked gift card that becomes usable only after you’ve earned it. For investors, RSUs matter because they align employee incentives with company performance and can increase the number of shares outstanding over time, diluting existing ownership and affecting earnings per share.

Ordinary Shares market

"Header and "Securities To Be Sold" listing"

Ordinary shares are a type of ownership stake in a company, giving shareholders a right to participate in the company’s profits and decision-making through voting. They are similar to owning a piece of a business, and their value can rise or fall based on the company's performance. Investors buy ordinary shares to potentially earn dividends and benefit from the company's growth over time.

Form 144 regulatory

"Filing header and context indicating proposed sales of 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.

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

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
Ordinary Shares	Oppenheimer & Co Inc. 85 Broad St. New York NY 10004	7025	11029.25	675	05/19/2026	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 *
Ordinary Shares	09/20/2023	Restricted Share Units	Issuer			450	05/19/2026	N/A
Ordinary Shares	09/22/2022	Restricted Share Units	Issuer			675	05/19/2026	N/A
Ordinary Shares	09/01/2021	Restricted Share Units	Issuer			900	05/19/2026	N/A
Ordinary Shares	05/27/2019	Restricted Share Units	Issuer			1250	05/19/2026	N/A
Ordinary Shares	05/09/2018	Restricted Share Units	Issuer			750	05/19/2026	N/A
Ordinary Shares	10/27/2015	Restricted Share Units	Issuer			3000	05/19/2026	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

Nothing to Report

144: Remarks and Signature

Remarks

Date of Notice

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 does the CSTE Form 144 report?

The filing reports proposed sales of Ordinary Shares tied to Restricted Share Units. It lists multiple grant dates and specific share counts, showing planned dispositions rather than new issuances.

Which RSU grants are listed on the CSTE Form 144?

The filing includes examples such as 450 shares (09/20/2023), 675 shares (09/22/2022), 900 shares (09/01/2021), 1,250 shares (05/27/2019) and 3,000 shares (10/27/2015).

Who is the broker or agent named in the CSTE excerpt?

The excerpt lists Oppenheimer & Co Inc. at 85 Broad St, New York, NY, and references Nasdaq with a date of 05/19/2026 in the header information.

Does the Form 144 specify sale proceeds or pricing?

The provided excerpt does not state sale prices or aggregate proceeds. It lists proposed share counts by grant date and identifies the securities as Ordinary Shares tied to RSUs.