Nurix Therapeutics officer proposes $135K share sale

Three earlier transactions are labeled 10b5-1 sales, while a separate sale is listed for July 30, 2026.

Rhea-AI Filing Summary

Christine Ring, identified as an officer of Nurix Therapeutics, Inc., reported a proposed sale of 5,786 common shares with an aggregate market value of $135,045.24. The approximate sale date is October 2, 2026; the securities are described as acquired from the issuer through exercise of stock options, with cash listed as the payment method. Three prior transactions are labeled 10b5-1 sales: 5,787 shares on September 2 and 5,787 and 10,802 shares on August 3. A further sale of 3,847 shares is listed for July 30.

Key Figures

Proposed shares for sale: 5,786 shares Aggregate market value: $135,045.24 Shares outstanding: 103,781,683 shares +4 more

7 metrics

Proposed shares for sale 5,786 shares Common shares

Aggregate market value $135,045.24 Proposed sale

Shares outstanding 103,781,683 shares Issuer shares outstanding listed in the securities information

Prior reported sale 5,787 shares; $149,072.54 September 2, 2026; labeled a 10b5-1 sale

Prior reported sale 5,787 shares; $133,367.20 August 3, 2026; labeled a 10b5-1 sale

Prior reported sale 10,802 shares; $248,991.54 August 3, 2026; labeled a 10b5-1 sale

Prior reported sale 3,847 shares; $89,953.63 July 30, 2026

Key Terms

Rule 144, 10b5-1 Sales, Exercise of Stock Options

3 terms

Rule 144 regulatory

"definition of "person" in paragraph (a) of Rule 144"

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.

10b5-1 Sales regulatory

"10b5-1 Sales for CHRISTINE RING"

10b5-1 sales are pre-arranged stock-trading plans that let company insiders automatically buy or sell shares according to a fixed schedule or formula, even if they later learn confidential information. Think of it as setting up an automatic thermostat for trades: it creates a clear, documented path that can protect insiders from insider-trading accusations and gives investors a signal about predictable insider activity—though it can also simply be a way for insiders to diversify or raise cash.

Exercise of Stock Options financial

"Exercise of Stock Options"

FAQ

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

How many NRIX shares did Christine Ring report for sale?

Christine Ring reported a proposed sale of 5,786 common shares, with an aggregate market value of $135,045.24. The approximate sale date is October 2, 2026. The securities information describes the shares as acquired from the issuer through exercise of stock options, with cash listed as the payment method.

What prior NRIX sales did Christine Ring report?

Three prior transactions labeled 10b5-1 sales were listed: 5,787 shares for $149,072.54 on September 2, 2026, and 5,787 shares for $133,367.20 and 10,802 shares for $248,991.54 on August 3, 2026. A further sale of 3,847 shares for $89,953.63 was listed on July 30, 2026.

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

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Available on EDGAR 10/02/2026 - 04:20 PM Accepted by SEC EDGAR 10/02/2026 - 04:19 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	0001817199
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	NURIX THERAPEUTICS INC
SEC File Number	001-39398
Address of Issuer	1600 Sierra Point Parkway Brisbane CALIFORNIA 94005
Phone	4156605320
Name of Person for Whose Account the Securities are To Be Sold	CHRISTINE RING
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
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	5786	135045.24	103781683	10/02/2026	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 *
Common	10/02/2026	Exercise of Stock Options	Issuer			5786	10/02/2026	Cash

* 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
10b5-1 Sales for CHRISTINE RING 1600 Sierra Point Parkway Brisbane CA 94005	Common	09/02/2026	5787	149072.54
10b5-1 Sales for CHRISTINE RING 1600 Sierra Point Parkway Brisbane CA 94005	Common	08/03/2026	5787	133367.20
10b5-1 Sales for CHRISTINE RING 1600 Sierra Point Parkway Brisbane CA 94005	Common	08/03/2026	10802	248991.54
CHRISTINE RING 1600 Sierra Point Parkway Brisbane CA 94005	Common	07/30/2026	3847	89953.63

144: Remarks and Signature

Remarks
Date of Notice	10/02/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	11/10/2025
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	/s/ Christine Ring
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)