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Atossa Therapeutics (NASDAQ: ATOS) launches $50M at-the-market stock offering

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Form Type
8-K

Rhea-AI Filing Summary

Atossa Therapeutics, Inc. entered into a new at-the-market equity offering agreement with Rodman & Renshaw LLC, allowing the company to sell up to $50,000,000 of its common stock from time to time. Shares will be issued under an existing Form S-3 shelf registration and a related prospectus supplement.

Rodman & Renshaw will act as sales agent or principal and earn a commission of up to 3.0% of gross proceeds, plus reimbursed expenses. Atossa plans to use any proceeds mainly for clinical development of its product candidates, as well as working capital and general corporate purposes, with potential future business or asset acquisitions.

The company also terminated its prior Open Market Sale agreement with Jefferies LLC, effective February 19, 2026, incurring no termination penalties and having sold no shares under that earlier arrangement.

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NASDAQ false 0001488039 0001488039 2026-02-19 2026-02-19
 
 

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

 

 

FORM 8-K

 

 

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): February 19, 2026

 

 

Atossa Therapeutics, Inc.

(Exact name of Registrant as Specified in Its Charter)

 

 

 

Delaware   001-35610   26-4753208

(State or Other Jurisdiction

of Incorporation)

 

(Commission

File Number)

 

(IRS Employer

Identification No.)

 

1448 NW Market Street, Suite 500  
Seattle, Washington   98107
(Address of Principal Executive Offices)   (Zip Code)

Registrant’s Telephone Number, Including Area Code: (206) 588-0256

N/A

(Former Name or Former Address, if Changed Since Last Report)

 

 

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

 

 

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

 

 

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

 

 

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

 

 

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

 

Title of each class

 

Trading

Symbol(s)

 

Name of each exchange

on which registered

Common Stock, $0.18 par value   ATOS   The Nasdaq Capital Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

 

 
 


Item 1.01 Entry Into a Material Definitive Agreement.

On February 20, 2026, Atossa Therapeutics, Inc. (the “Company”) entered into the At the Market Offering Agreement, dated February 20, 2026 (the “Sales Agreement”), with Rodman & Renshaw LLC (the “Sales Agent”), pursuant to which the Company may offer and sell from time to time up to $50,000,000 of shares of the Company’s common stock, par value $0.18 per share (the “Shares”), through the Sales Agent as agent or principal. The offering and sale of the Shares has been registered under the Securities Act of 1933, as amended (the “Securities Act”), pursuant to the Company’s Registration Statement on Form S-3 (File No. 333-279367) (the “Registration Statement”), which was originally filed with the Securities and Exchange Commission (“SEC”) on May 13, 2024 and declared effective by the SEC on May 23, 2024, the base prospectus contained within the Registration Statement, and a prospectus supplement that was filed with the SEC on February 20, 2026.

Sales of the Shares, if any, pursuant to the Sales Agreement, may be made in sales deemed to be an “at the market offering” as defined in Rule 415(a)(4) promulgated under the Securities Act, including sales made directly on or through The Nasdaq Capital Market or on any other existing trading market for the Company’s common stock. The Company has no obligation to sell any of the Shares under the Sales Agreement, and may at any time suspend offers under the Sales Agreement or terminate the Sales Agreement. The Sales Agent will act as a sales agent and will use commercially reasonable efforts to sell on the Company’s behalf all of the Shares requested to be sold by the Company, consistent with their normal trading and sales practices, on mutually agreed terms between the Sales Agent and the Company. The Company currently intends to use the proceeds of the offering, if any, for clinical development of its product candidates, working capital and general corporate purposes. The Company may also use a portion of the proceeds to license, acquire or invest in complementary businesses, technology, products or assets, however, it has no current commitments to do so.

The Sales Agreement contains customary representations, warranties and agreements by the Company, as well as indemnification obligations of the Company for certain liabilities under the Securities Act. Under the terms of the Sales Agreement, the Company will pay the Sales Agent a commission of up to 3.0% of the gross proceeds of Shares sold pursuant to the Sales Agreement. In addition, the Company has agreed to reimburse certain expenses incurred by the Sales Agent in connection with the offering. The Sales Agreement may be terminated by the Sales Agent or the Company at any time upon notice to the other party, as set forth in the Sales Agreement, or by the Sales Agent at any time.

This Current Report on Form 8-K shall not constitute an offer to sell or a solicitation of an offer to buy any securities, nor shall there be any sale of these securities in any state or jurisdiction in which such an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or other jurisdiction.

Gibson, Dunn & Crutcher LLP, counsel to the Company, has issued an opinion to the Company, dated February 20, 2026 regarding the validity of the Shares. A copy of the opinion is filed herewith as Exhibit 5.1.

The description of the material terms of the Sales Agreement is not intended to be complete and is qualified in its entirety by reference to the Sales Agreement, which is filed herewith as Exhibit 1.1 and incorporated herein by reference.

Item 1.02 Termination of a Material Definitive Agreement.

On February 19, 2026, the Company delivered written notice to Jefferies LLC indicating that it is terminating the Open Market Sale AgreementSM (the “Prior Agreement”) by and between the Company and Jefferies LLC, dated November 19, 2024, effective as of February 19, 2026. The Company is not subject to any termination penalties related to the termination of the Prior Agreement. The Company did not undertake any sales of its common stock pursuant to the Prior Agreement.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

 

1.1    At the Market Offering Agreement, dated February 20, 2026, by and between Atossa Therapeutics, Inc. and Rodman & Renshaw LLC.
5.1    Opinion of Gibson, Dunn & Crutcher LLP
23.1    Consent of Gibson, Dunn & Crutcher LLP (contained in Exhibit 5.1)
104    Cover page Interactive Data File (embedded within the Inline XBRL document)

 


SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

 

      Atossa Therapeutics, Inc.
Date: February 20, 2026     By:  

/s/ Mark J. Daniel

      Mark J. Daniel
     

Chief Financial Officer

(Principal Financial and Accounting Officer)

FAQ

What equity offering did Atossa Therapeutics (ATOS) establish in February 2026?

Atossa Therapeutics established an at-the-market equity offering program for up to $50,000,000 of common stock. Sales may occur over time under a Form S-3 shelf registration and a February 2026 prospectus supplement, giving the company flexibility in when and how many shares it sells.

Who is the sales agent for Atossa Therapeutics’ new $50 million ATM program?

Rodman & Renshaw LLC is the sales agent for Atossa’s at-the-market program. It will use commercially reasonable efforts to sell shares as agent or principal and will receive a commission of up to 3.0% of gross proceeds, plus reimbursement of certain offering-related expenses.

How does Atossa Therapeutics intend to use potential ATM proceeds?

Atossa plans to use any proceeds primarily for clinical development of its product candidates, along with working capital and general corporate purposes. It may also allocate a portion to license, acquire or invest in complementary businesses, technologies, products or assets, although no such commitments currently exist.

Is Atossa required to sell shares under the new at-the-market agreement?

Atossa has no obligation to sell any shares under the at-the-market agreement. The company can suspend offers or terminate the agreement at any time, and transactions will occur only on mutually agreed terms with Rodman & Renshaw as sales agent or principal.

What happened to Atossa Therapeutics’ prior Open Market Sale agreement with Jefferies?

Atossa terminated its Open Market Sale agreement with Jefferies LLC effective February 19, 2026. The company incurred no termination penalties and did not sell any shares of common stock under that prior arrangement before entering into the new program with Rodman & Renshaw.

What legal opinion supports Atossa’s new share offering program?

Gibson, Dunn & Crutcher LLP provided a legal opinion dated February 20, 2026 regarding the validity of the shares issuable under the program. This opinion is filed as Exhibit 5.1, with a related consent included as Exhibit 23.1 through incorporation in the opinion.

Filing Exhibits & Attachments

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Atossa Therapeutics Inc

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Biotechnology
Pharmaceutical Preparations
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United States
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