Christopher C. Gibson sells six 40,000-share lots (RXRX) across Mar–Jun 2026

Rhea-AI Filing Summary

Christopher C. Gibson reported sales of Class A shares under Rule 144. The filing lists six open-market dispositions of 40,000 shares each on 03/23/2026, 04/07/2026, 04/22/2026, 05/07/2026, 05/22/2026, and 06/05/2026, with aggregate proceeds shown per transaction. The filing also lists scheduled Restricted Stock Vesting events for Class A shares on multiple dates in 2025–2026 with individual vesting amounts disclosed.

Insights

Corporate Governance Analyst

Routine insider dispositions recorded; timing aligns with scheduled vesting.

filings show repeated six transactions of 40,000 shares each between 03/23/2026 and 06/05/2026. Each sale includes a gross proceeds figure on the same line.

Scheduled vesting events for Class A restricted stock are listed on specific dates in 2025 and 2026 with explicit share counts; these vesting entries are labeled "Compensation."

Equity Markets Specialist

Transactions appear as routine dispositions over several dates, no further mechanics disclosed.

The record provides per-trade share counts and gross proceeds but does not state trading plan or whether sales were pre-arranged. The sale dates and amounts allow readers to verify transaction cadence and proceeds per entry.

Cash-flow treatment and whether shares sold derived from vested restricted stock are not explicitly linked in the excerpt.

Key Figures

Individual sale size: 40,000 shares Sale dates (examples): 03/23/2026; 04/07/2026; 06/05/2026 Gross proceeds example: $130,000.00 +2 more

5 metrics

Individual sale size 40,000 shares per disposition on listed sale dates

Sale dates (examples) 03/23/2026; 04/07/2026; 06/05/2026 dates of reported Class A dispositions

Gross proceeds example $130,000.00 proceeds reported for 03/23/2026 sale

Scheduled vesting example 55,909 shares Restricted Stock Vesting on 05/15/2025 (Compensation)

Additional vesting events 51,716; 19,982; 64,842; 56,275 shares Scheduled Restricted Stock Vesting events in 2025–2026

Key Terms

Form 144, Restricted Stock Vesting, Class A

3 terms

Form 144 regulatory

"144: Securities Sold During The Past 3 Months"

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 | 55909 | 05/15/2025"

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.

Class A financial

"Class A | Fidelity Brokerage Services LLC 900 Salem Street"

Class A denotes a specific group of a company’s shares that carry a particular set of rights—most commonly different voting power or dividend priority compared with other share classes. Think of it like different seats on a bus where some seats let you steer and others only ride: knowing whether a share is Class A tells investors how much influence they have over company decisions and how returns might be distributed, which affects control and value.

FAQ

What did the Form 144 for RXRX disclose about Christopher C. Gibson's trades?

The Form 144 discloses six sales of 40,000 Class A shares each on specific dates between 03/23/2026 and 06/05/2026. Each trade line shows a gross proceeds figure for that sale.

Does the filing show scheduled vested restricted stock for RXRX insiders?

Yes. The filing lists multiple Restricted Stock Vesting events for Class A on dates in 2025–2026 with per-event share counts such as 55,909, 51,716, and others tied to compensation vesting.

How much cash did Christopher C. Gibson receive from the listed sales?

The excerpt shows gross proceeds per trade: for example $130,000.00 on 03/23/2026 and other amounts per listed sale. Each sale line pairs 40,000 shares with its reported proceeds.

Does the Form 144 state whether these sales were made under a trading plan?

The provided excerpt does not state whether the sales were executed under a Rule 10b5-1 or other pre-arranged trading plan; the lines list dates, share counts, and gross proceeds without describing trading authorization.

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

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Available on EDGAR 06/18/2026 - 04:33 PM Accepted by SEC EDGAR 06/18/2026 - 04:33 PM 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
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	300440	962341.29	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	05/15/2025	Restricted Stock Vesting	Issuer			55909	05/15/2025	Compensation
Class A	08/15/2025	Restricted Stock Vesting	Issuer			51716	08/15/2025	Compensation
Class A	11/15/2025	Restricted Stock Vesting	Issuer			51716	11/15/2025	Compensation
Class A	02/06/2026	Restricted Stock Vesting	Issuer			19982	02/06/2026	Compensation
Class A	02/15/2026	Restricted Stock Vesting	Issuer			64842	02/15/2026	Compensation
Class A	05/15/2026	Restricted Stock Vesting	Issuer			56275	05/15/2026	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
Christopher C. Gibson 41 S Rio Grande Street Salt Lake City UT 84101	Class A	03/23/2026	40000	130000.00
Christopher C. Gibson 41 S Rio Grande Street Salt Lake City UT 84101	Class A	04/07/2026	40000	124000.00
Christopher C. Gibson 41 S Rio Grande Street Salt Lake City UT 84101	Class A	04/22/2026	40000	144400.00
Christopher C. Gibson 41 S Rio Grande Street Salt Lake City UT 84101	Class A	05/07/2026	40000	134800.00
Christopher C. Gibson 41 S Rio Grande Street Salt Lake City UT 84101	Class A	05/22/2026	40000	123200.00
Christopher C. Gibson 41 S Rio Grande Street Salt Lake City UT 84101	Class A	06/05/2026	40000	144800.00

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)