RXRX (NASDAQ) affiliate files Form 144 to sell 3,963 Class A shares

Rhea-AI Filing Summary

RXRX affiliate submitted a Form 144 reporting proposed sales of Class A shares tied to restricted stock vesting. The filing lists 3,963 Class A shares with an effective date of 06/18/2026 described as Restricted Stock Vesting for compensation. The filing also shows 4,386 Class A shares sold on 06/03/2026 by Namandje Bumpus.

Insights

Securities Counsel

Routine affiliate resale notice tied to vested compensation; procedural disclosure rather than strategic sale.

The filing lists an intended sale of 3,963 Class A shares on 06/18/2026 described as Restricted Stock Vesting. This language typically notifies the market of a planned disposition by an affiliate after vesting.

Timing and cash‑flow details are not provided in the excerpt; subsequent transaction reports or a Form 4 (if required) would show settlement, actual sale method, and cash receipt information.

Key Figures

Planned shares to be sold: 3,963 shares Shares sold in past 3 months: 4,386 shares Dollar figure shown: $12,602.34 +2 more

5 metrics

Planned shares to be sold 3,963 shares Listed as Restricted Stock Vesting on <date>06/18/2026</date>

Shares sold in past 3 months 4,386 shares Sold by Namandje Bumpus on <date>06/03/2026</date>

Dollar figure shown $12,602.34 Appears adjacent to 3,963 entry in excerpt (exact label not provided)

Dollar figure shown $15,526.44 Appears adjacent to 4,386 entry in excerpt (exact label not provided)

Filing date / effective date 06/18/2026 Effective date for the listed restricted stock vesting

Key Terms

Form 144, Restricted Stock Vesting, Compensation

3 terms

Form 144 regulatory

"Class A | 06/18/2026 | Restricted Stock Vesting"

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

"06/18/2026 | Restricted Stock Vesting | Issuer"

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.

Compensation financial

"3963 | 06/18/2026 | Compensation"

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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
Class A	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	3963	12602.34	524677865	06/18/2026	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 *
Class A	06/18/2026	Restricted Stock Vesting	Issuer			3963	06/18/2026	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
Namandje Bumpus 41 S Rio Grande Street Salt Lake City UT 84101	Class A	06/03/2026	4386	15526.44

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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 RXRX's Form 144 report?

It reports a proposed sale of 3,963 Class A shares tied to restricted stock vesting dated 06/18/2026. The filing is a notice of intent to sell by an affiliate and lists a prior sale of 4,386 shares on 06/03/2026.

Who is named in the RXRX Form 144 filing?

The excerpt names Fidelity Brokerage Services LLC as the broker and Namandje Bumpus as a reporting person with an address. The filing ties the shares to compensation-related restricted stock vesting on 06/18/2026.

Are the RXRX proceeds or sale price disclosed?

The provided excerpt does not state sale proceeds or price. The filing lists share counts and dates (3,963 and 4,386) and describes the transaction type as Restricted Stock Vesting; price and proceeds are not included in the excerpt.

Does this Form 144 mean RXRX insiders have already sold shares?

The filing shows a prior disposition of 4,386 Class A shares on 06/03/2026 and an intended sale of 3,963 shares dated 06/18/2026. It is a notice of proposed or recent transactions rather than an operational update from the company.