ESS (NYSE: ESS) files Form 144 showing proposed sale of 600 vested shares

Rhea-AI Filing Summary

The issuer submitted a Form 144 notice reporting proposed sale of 600 shares of Common Stock. The filing lists two restricted stock vesting events: 83 shares vested on 05/12/2021 and 517 shares vested on 05/18/2022. The broker on the notice is Fidelity Brokerage Services LLC and the cover-line shows $167,670.00 alongside an identifying number 64,262,866 with an indicated date of 05/27/2026.

Insights

Insider Transactions Specialist

Form 144 reports a proposed sale of 600 vested common shares.

The notice lists two compensation-related vesting events totaling 600 shares (83 and 517) with Fidelity Brokerage Services LLC named as broker. The form is a disclosure of an intended sale under Rule 144, not evidence the sale has occurred.

Cash‑flow treatment and whether shares will be sold immediately are not stated in the excerpt; subsequent Form 4 or broker confirmations would show execution details.

Key Figures

Shares proposed for sale: 600 shares Vesting - 05/12/2021: 83 shares Vesting - 05/18/2022: 517 shares +3 more

6 metrics

Shares proposed for sale 600 shares Aggregate from two vesting events listed on the Form 144

Vesting - 05/12/2021 83 shares Restricted Stock Vesting reported as compensation

Vesting - 05/18/2022 517 shares Restricted Stock Vesting reported as compensation

Line amount shown $167,670.00 Amount appearing on the broker/cover line of the excerpt

Identifier on cover line 64,262,866 Number shown alongside the broker and date fields

Broker date 05/27/2026 Date shown on the broker/cover line

Key Terms

Form 144, Restricted Stock Vesting, Fidelity Brokerage Services LLC, NYSE

4 terms

Form 144 regulatory

"The issuer submitted a Form 144 notice reporting proposed sale"

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.

Restricted Stock Vesting financial

"Restricted Stock Vesting | Issuer | 83 | 05/12/2021"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

Fidelity Brokerage Services LLC other

"Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917"

NYSE market

"05/27/2026 | NYSE"

A large, regulated marketplace where stocks and other securities are listed and traded, acting like a global auction house that matches buyers and sellers and helps determine share prices. It matters to investors because listing and trading there provide liquidity, price discovery, and regulatory oversight—making it easier to buy or sell holdings and giving companies a visible platform that can affect credibility and access to capital.

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

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Available on EDGAR 05/27/2026 - 01:25 PM Accepted by SEC EDGAR 05/27/2026 - 01:25 PM Learn about SEC filing dates

FAQ

What does ESS's Form 144 disclose about the transaction?

It discloses a proposed sale of 600 shares of Common Stock. The filing lists two vested compensation events of 83 and 517 shares and names Fidelity Brokerage Services LLC as the broker.

Does the Form 144 mean the shares have been sold for ESS?

No — Form 144 reports a proposed or planned sale under Rule 144. Execution and proceeds are not shown; the form lists the broker and the shares intended for sale but not completed trades.

What vesting dates and share counts are shown in the ESS filing?

The excerpt shows vesting of 83 shares on 05/12/2021 and 517 shares on 05/18/2022, totaling 600 shares reported for the proposed sale.

Who is listed as the broker on the ESS Form 144?

Fidelity Brokerage Services LLC is named on the notice, with an address line and the NYSE indicated; the broker is the intermediary listed for the planned transaction.

Does the filing show the cash amount to be received by the seller at ESS?

The excerpt includes $167,670.00 beside the broker line, but the filing does not explicitly state proceeds allocation or confirm execution of a sale in the provided text.

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
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	600	167670.00	64262866	05/27/2026	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	05/12/2021	Restricted Stock Vesting	Issuer			83	05/12/2021	Compensation
Common	05/18/2022	Restricted Stock Vesting	Issuer			517	05/18/2022	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

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)