RCUS Rule 144: Trust Sells 25,000+ Class A Shares

R1 Concepts, Inc. submitted Rule 144 notices reporting two resale transactions of Class A Common Stock by a related trust.

Rhea-AI Filing Summary

R1 Concepts, Inc. submitted Rule 144 notices reporting two resale transactions of Class A Common Stock by a related trust. The filings list a sale of $249,661.09 for 9,236 shares on 06/22/2026 and a sale of $437,099.46 for 15,764 shares on 06/23/2026.

The filing also lists multiple historical restricted stock unit grants and an equity baseline of 125,773,162 shares outstanding as of 06/24/2026 (presented in the excerpt as a context figure).

Insights

Securities Lawyer

Rule 144 resale notices filed for two trust transactions.

These entries are notifications under Rule 144 describing secondary sales by an affiliated trust: $249,661.09 for 9,236 shares on 06/22/2026 and $437,099.46 for 15,764 shares on 06/23/2026. The notices record that the securities were originally acquired as RSUs.

Transaction timing, volume, and selling party are disclosed; cash‑flow recipients are the selling trust. Further transferability or holding restrictions are not described in the provided excerpt.

Key Figures

Sale on 06/22/2026: 9,236 shares Sale on 06/23/2026: 15,764 shares Shares outstanding (context): 125,773,162 shares

3 metrics

Sale on 06/22/2026 9,236 shares Proceeds <money>$249,661.09</money> reported for that date

Sale on 06/23/2026 15,764 shares Proceeds <money>$437,099.46</money> reported for that date

Shares outstanding (context) 125,773,162 shares Shares outstanding as of <date>06/24/2026</date>

Key Terms

Rule 144, Restricted Stock Units, Selling holder

3 terms

Rule 144 regulatory

"submitted Rule 144 notices reporting two resale transactions"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Restricted Stock Units financial

"Acquired as compensation -- Restricted Stock Units"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Selling holder regulatory

"The Juan Carlos Jaen and Anita Galeana 2000 Trust listed as seller"

FAQ

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

What does the RCUS Form 144 disclose about recent trades?

It reports two trust sales: 9,236 shares for $249,661.09 on 06/22/2026 and 15,764 shares for $437,099.46 on 06/23/2026. These are resale notices under Rule 144 by a named trust.

Who appears to have sold the shares in the filing for RCUS?

The filing lists sales by The Juan Carlos Jaen and Anita Galeana 2000 Trust at a Hayward, CA address. The trust is named as the selling holder for the two transactions shown in the excerpt.

Were the shares originally acquired as compensation for RCUS?

Yes; the excerpt lists multiple entries showing the Class A Common Stock was acquired as compensation — Restricted Stock Units on various grant dates, which the filing records as the acquisition source.

Does the filing state total shares outstanding for RCUS?

The excerpt presents 125,773,162 shares outstanding as of 06/24/2026. This figure appears in the filing excerpt as a baseline context number and is tied to that date in the provided content.

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

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Accepted by SEC EDGAR 06/24/2026 - 06:17 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	0001422996
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	Arcus Biosciences, Inc.
SEC File Number	001-38419
Address of Issuer	3928 Point Eden Way Hayward CALIFORNIA 94545
Phone	1-510-694-6200
Name of Person for Whose Account the Securities are To Be Sold	Juan Jaen
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
Class A Common Stock	Goldman Sachs & Co. LLC 200 West Street New York NY 10282	50000	1440000	125773162	06/24/2026	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 *
Class A Common Stock	06/15/2022	Acquired as compensation -- Restricted Stock Units	The Issuer			3865	06/15/2022	Compensation
Class A Common Stock	06/15/2023	Acquired as compensation -- Restricted Stock Units	The Issuer			8930	06/15/2023	Compensation
Class A Common Stock	12/07/2023	Acquired as compensation -- Restricted Stock Units	The Issuer			937	12/07/2023	Compensation
Class A Common Stock	12/11/2023	Acquired as compensation -- Restricted Stock Units	The Issuer			1148	12/11/2023	Compensation
Class A Common Stock	12/11/2023	Acquired as compensation -- Restricted Stock Units	The Issuer			3798	12/11/2023	Compensation
Class A Common Stock	12/11/2023	Acquired as compensation -- Restricted Stock Units	The Issuer			4015	12/11/2023	Compensation
Class A Common Stock	12/11/2023	Acquired as compensation -- Restricted Stock Units	The Issuer			1552	12/11/2023	Compensation
Class A Common Stock	12/15/2023	Acquired as compensation -- Restricted Stock Units	The Issuer			270	12/15/2023	Compensation
Class A Common Stock	06/15/2024	Acquired as compensation -- Restricted Stock Units	The Issuer			6781	06/15/2024	Compensation
Class A Common Stock	06/15/2024	Acquired as compensation -- Restricted Stock Units	The Issuer			2388	06/15/2024	Compensation
Class A Common Stock	12/15/2024	Acquired as compensation -- Restricted Stock Units	The Issuer			3852	12/15/2024	Compensation
Class A Common Stock	12/15/2024	Acquired as compensation -- Restricted Stock Units	The Issuer			5647	12/15/2024	Compensation
Class A Common Stock	12/15/2024	Acquired as compensation -- Restricted Stock Units	The Issuer			4932	12/15/2024	Compensation
Class A Common Stock	11/03/2017	Acquired as compensation -- Restricted Stock Units	The Issuer			1885	11/03/2017	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
The Juan Carlos Jaen and Anita Galeana 2000 Trust 3928 Point Eden Way Hayward CA 94545	Class A Common Stock	06/22/2026	9236	249661.09
The Juan Carlos Jaen and Anita Galeana 2000 Trust 3928 Point Eden Way Hayward CA 94545	Class A Common Stock	06/23/2026	15764	437099.46

144: Remarks and Signature

Remarks	The sales of shares set forth herein are made in connection with a selling plan dated 02/27/2026, that is intended to comply with Rule 10b5-1(c). All shares to be sold by the Juan Carlos Jaen and Anita Galeana 2000 Trust.
Date of Notice	06/24/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	02/27/2026
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	Goldman Sachs & Co. LLC on behalf of Juan Jaen
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)