Amendment: SEC Form SCHEDULE 13D/A filed by Atea Pharmaceuticals Inc.

Item 2(b) is hereby amended and restated to read as follows: The principal business address of each of Radoff Foundation and Mr. Radoff is 2727 Kirby Drive, Unit 29L, Houston, Texas 77098. The principal business address of each of JEC II and Mr. Torok is 68 Mazzeo Drive, Randolph, Massachusetts 02368. The principal business address of each of MOS Trust and MOS PTC is 270 W. Pearl, Suite 103, Jackson, Wyoming 83001. The principal business address of Dr. Berman is 5850 San Felipe, Suite 500, Houston, Texas 77057. The principal business address of each of Nerium Partners, Nerium Capital and Mr. Flynn is 41 Harris Court, Danville, California 94526.

Item 2(c) is hereby amended and restated to read as follows: The principal business of the Radoff Foundation is serving charitable purposes. The principal occupation of Mr. Radoff is serving as a private investor. Mr. Radoff also serves as a director of the Radoff Foundation and an advisor to the Charitable Account. The principal business of each of JEC II and MOS Trust is investing in securities. The principal business of MOS PTC is serving as the trustee of MOS Trust. The principal occupation of Mr. Torok is serving as the Manager of JEC II. Mr. Torok also serves as a Manager of MOS PTC. The principal occupation of Dr. Berman is serving as Executive Chairman of the board of directors of Coya Therapeutics, Inc., a clinical-stage biotechnology company with a principal address of 5850 San Felipe St., Suite 500, Houston, Texas 77057. The principal business of Nerium Partners is investing in securities. The principal business of Nerium Capital is serving as the general partner of and investment advisor to Nerium Partners. The principal occupation of Mr. Flynn is serving as the Managing Member of Nerium Capital. Mr. Flynn also serves as the Chief Investment Officer of Nerium Partners.

Item 2(d) is hereby amended and restated to read as follows: No Reporting Person, nor any person listed on Exhibit 1 annexed to the initial Schedule 13D, has, during the last five years, been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors).

Item 2(e) is hereby amended and restated to read as follows: No Reporting Person, nor any person listed on Exhibit 1 annexed to the initial Schedule 13D, has, during the last five years, been party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws.

Item 2(f) is hereby amended and restated to read as follows: The Radoff Foundation is organized under the laws of the State of Texas. JEC II and Nerium Partners organized under the laws of the State of Delaware. MOS Trust and MOS PTC are organized under the laws of the State of Wyoming. Nerium Capital is organized under the laws of the State of California. Messrs. Radoff, Torok and Flynn and Dr. Berman are citizens of the United States of America.

Item 3 is hereby amended and restated to read as follows: The Shares purchased by the Radoff Foundation were purchased with working capital (which may, at any given time, include margin loans made by brokerage firms in the ordinary course of business). The aggregate purchase price of the 175,000 Shares directly owned by the Radoff Foundation is approximately $552,678, including brokerage commissions. The Shares directly owned by Mr. Radoff were purchased with personal funds (which may, at any given time, include margin loans made by brokerage firms in the ordinary course of business). The aggregate purchase price of the 2,900,100 Shares directly owned by Mr. Radoff is approximately $9,062,496, including brokerage commissions. The Shares held in the Charitable Account were purchased with donated funds. The aggregate purchase price of the 30,000 Shares held in the Charitable Account is approximately $95,271, including brokerage commissions. The Shares purchased by JEC II were purchased with working capital (which may, at any given time, include margin loans made by brokerage firms in the ordinary course of business). The aggregate purchase price of the 1,300,000 Shares owned directly by JEC II is approximately $4,054,036, including brokerage commissions. The Shares purchased by MOS Trust were purchased with working capital (which may, at any given time, include margin loans made by brokerage firms in the ordinary course of business). The aggregate purchase price of the 100,000 Shares owned directly by MOS Trust is approximately $305,676, including brokerage commissions. The Shares directly owned by Mr. Torok were purchased with personal funds (which may, at any given time, include margin loans made by brokerage firms in the ordinary course of business). The aggregate purchase price of the 100,000 Shares directly owned by Mr. Torok is approximately $310,354, including brokerage commissions. The Shares purchased by Nerium Partners were purchased with working capital (which may, at any given time, include margin loans made by brokerage firms in the ordinary course of business). The aggregate purchase price of the 54,000 Shares directly owned by Nerium Partners is approximately $170,096, including brokerage commissions.

Item 4 is hereby amended to add the following: On March 20, 2025, Mr. Radoff delivered a letter to the Issuer nominating Howard H. Berman, James P. Flynn and Michael Torok for election to the Issuer's board of directors (the "Board") at the Issuer's 2025 annual meeting of stockholders (the "Annual Meeting").

Item 5(a) is hereby amended and restated to read as follows: The aggregate percentage of Shares reported owned by each person named herein is based on 85,525,179 Shares outstanding as of March 4, 2025, which is the total number of Shares outstanding as disclosed in the Issuer's Annual Report on Form 10-K filed with the Securities and Exchange Commission on March 6, 2025. As of the date hereof, the Radoff Foundation directly beneficially owned 175,000 Shares, constituting approximately 0.2% of the Shares outstanding. As of the date hereof, 30,000 Shares were held in the Charitable Account, constituting approximately 0.04% of the Shares outstanding. As of the date hereof, Mr. Radoff directly beneficially owned 2,900,100 Shares, constituting approximately 3.4% of the Shares outstanding. Mr. Radoff, (i) as a director of the Radoff Foundation, may be deemed the beneficial owner of the 175,000 Shares owned by the Radoff Foundation, and (ii) as an advisor to the Charitable Account, may be deemed the beneficial owner of the 30,000 Shares held in the Charitable Account, which together with the 2,900,100 Shares he directly owns, constitutes an aggregate of 3,105,100 Shares beneficially owned by Mr. Radoff, constituting approximately 3.6% of the Shares outstanding. As of the date hereof, JEC II directly beneficially owned 1,300,000 Shares, constituting approximately 1.5% of the Shares outstanding. As of the date hereof, MOS Trust directly beneficially owned 100,000 Shares, constituting approximately 0.1% of the Shares outstanding. As of the date hereof, Mr. Torok directly beneficially owned 100,000 Shares, constituting approximately 0.1% of the Shares outstanding. Mr. Torok, (i) as the Manager of JEC II, may be deemed the beneficial owner of the 1,300,000 Shares owned by JEC II, and (ii) as a Manager of MOS PTC, may be deemed the beneficial owner of the 100,000 Shares owned by MOS Trust, which together with the 100,000 Shares he directly owns, constitutes an aggregate of 1,500,000 Shares beneficially owned by Mr. Torok, constituting approximately 1.8% of the Shares outstanding. As of the date hereof, Nerium Partners directly beneficially owned 54,000 Shares, constituting approximately 0.1% of the Shares outstanding. Nerium Capital, as the general partner of and investment advisor to Nerium Partners, may be deemed to beneficially own the 54,000 Shares owned by Nerium Partners, constituting approximately 0.1% of the Shares outstanding. Mr. Flynn, as the Chief Investment Officer of Nerium Partners and the Managing Member of Nerium Capital, may be deemed to beneficially own the 54,000 Shares owned by Nerium Partners, constituting approximately 0.1% of the Shares outstanding. As of the date hereof, Dr. Berman did not beneficially own any Shares, constituting 0% of the Shares outstanding. Each Reporting Person may be deemed to be a member of a "group" with the other Reporting Persons for the purposes of Section 13(d)(3) of the Securities Exchange Act of 1934, as amended, and such group may be deemed to beneficially own the 4,659,100 Shares owned in the aggregate by all of the Reporting Persons, constituting approximately 5.4% of the Shares outstanding. Each Reporting Person disclaims beneficial ownership of the Shares that he or it does not directly own.

Item 5(b) is hereby amended and restated to read as follows: Each of the Radoff Foundation and Mr. Radoff may be deemed to share the power to vote and dispose of the Shares directly beneficially owned by the Radoff Foundation. Mr. Radoff has the sole power to vote and dispose of the Shares directly beneficially owned by him and held in the Charitable Account. Each of JEC II and Mr. Torok may be deemed to share the power to vote and dispose of the Shares directly beneficially owned by JEC II. Each of MOS Trust, MOS PTC and Mr. Torok may be deemed to share the power to vote and dispose of the Shares directly beneficially owned by MOS Trust. Mr. Torok has the sole power to vote and dispose of the Shares directly beneficially owned by him. Each of Nerium Partners, Nerium Capital and Mr. Flynn may be deemed to share the power to vote and dispose of the Shares directly beneficially owned by Nerium Partners.

Item 5(c) is hereby amended and restated to read as follows: The transactions in securities of the Issuer by Radoff and JEC since the filing of the initial Schedule 13D are set forth in Exhibit 2 and are incorporated herein by reference. The transactions in securities of the Issuer by the Reporting Persons other than Radoff and JEC during the past 60 days are set forth in Exhibit 2 and are incorporated herein by reference. All of such transactions were effected in the open market unless otherwise noted therein.

Item 6 is hereby amended to add the following: On March 20, 2025, (a) Radoff, (b) JEC and (c) Dr. Berman, Nerium Partners, Nerium Capital and Mr. Flynn (collectively, the "New Parties") entered into an amended and restated group agreement (the "Group Agreement") with respect to the Issuer pursuant to which, among other things, (i) that certain group agreement, dated March 4, 2025, between Radoff and JEC was superseded in its entirety, (ii) the parties agreed to the joint filing on behalf of each of them of statements on Schedule 13D with respect to the securities of the Issuer to the extent required by applicable law, (iii)the parties agreed to solicit proxies for the election of certain persons nominated for election to the Board at the Annual Meeting (including those nominated by or on behalf of Radoff or JEC), (iv) each New Party agreed not to enter into any transactions in the securities of the Issuer without the prior written consent of Radoff and JEC and (v)Radoff and JEC agreed to jointly pay all expenses and costs (including all legal fees) incurred in connection with the group's activities on a pro rata basis based on the number of Shares beneficially owned in the aggregate by such party. The Group Agreement is attached hereto as Exhibit 99.1 and is incorporated herein by reference. Each of Dr. Berman and Mr. Flynn has granted Mr. Radoff a power of attorney (collectively, the "POAs") to execute certain SEC filings and other documents in connection with the solicitation of proxies from the Issuer's stockholders in connection with the Annual Meeting and any other related transactions. The POAs are attached hereto as Exhibit 99.2 and are incorporated herein by reference.

Item 7 is hereby amended to add the following exhibits: 2 - Transactions in Securities. 99.1 - Group Agreement, dated March 20, 2025. 99.2 - Powers of Attorney.