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Vaxart (OTCQX: VXRT) shifts from Harbor Way HQ to Utah Avenue space

Filing Impact
(Moderate)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

Vaxart, Inc. disclosed a change in its facilities in South San Francisco. The company amended its Utah Avenue lease to add two additional suites totaling approximately 3,531 rentable square feet, beginning on May 14, 2026, with a 36‑month term.

Separately, a previously signed termination agreement will end Vaxart’s Harbor Way headquarters lease, which covers approximately 24,606 rentable square feet, effective May 15, 2026. Together, these steps shift the company’s leased footprint from its former Harbor Way headquarters toward additional space on Utah Avenue.

Positive

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Negative

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Item 8.01 Other Events Other
Voluntary disclosure of events the company deems important to shareholders but not covered by other items.
Additional Utah Avenue space 3,531 rentable square feet Additional Leased Space under Utah Avenue amendment
Harbor Way HQ space 24,606 rentable square feet Premises at 170 Harbor Way, South San Francisco
Expansion Commencement Date May 14, 2026 Start of term for Additional Leased Space
Harbor Way lease termination date May 15, 2026 Effective termination of Harbor Way Lease
Additional space lease term 36 months Duration from Expansion Commencement Date
lease agreement financial
"entered into an amendment (the “Amendment”) to its lease agreement (the “Utah Avenue Lease”)"
Amendment financial
"entered into an amendment (the “Amendment”) to its lease agreement"
Termination Agreement financial
"entered into a termination agreement (the “Termination Agreement”) with another landlord"
Expansion Commencement Date financial
"effective as of May 14, 2026 (the “Expansion Commencement Date”)"
rentable square feet financial
"a total of approximately 3,531 rentable square feet of space"
Understanding 8-K Material Events →
false 0000072444 0000072444 2026-04-20 2026-04-20
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): April 20, 2026
 
Vaxart, Inc.
(Exact name of registrant as specified in its charter)
 
 
Delaware
  
001-35285
  
59-1212264
(State or other jurisdiction of incorporation)
  
(Commission File Number)
  
(IRS Employer Identification No.)
         
170 Harbor Way, Suite 300, South San Francisco, California
  
94080
(Address of principal executive offices)
  
(Zip Code)
 
Registrant’s telephone number, including area code: (650) 550-3500
 
 
Not Applicable
  
 
(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
  
Name of each exchange on which registered
Common Stock, $0.0001 par value
  
VXRT
  
*
 
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. ☐
 
* The registrant’s common stock trades exclusively on the OTCQX® Best Market under the symbol “VXRT.”
 
 
 
 
Item 8.01
Other Events.
 
On April 20, 2026, Vaxart, Inc. (the “Company”) entered into an amendment (the “Amendment”) to its lease agreement (the “Utah Avenue Lease”) with a landlord (the “Utah Avenue Landlord”) relating to certain properties currently leased to the Company that are located on Utah Avenue in South San Francisco, California. Pursuant to the Amendment, the Company agreed to lease from the Utah Avenue Landlord two additional suites in an additional building on Utah Avenue with a total of approximately 3,531 rentable square feet of space (the “Additional Leased Space”), effective as of May 14, 2026 (the “Expansion Commencement Date”). The term of the lease of the Additional Leased Space is 36 months from the Expansion Commencement Date, unless earlier terminated pursuant to the terms of the Amendment and the Utah Avenue Lease.
 
As previously disclosed, in December 2025, the Company entered into a termination agreement (the “Termination Agreement”) with another landlord (the “Harbor Way Landlord”) in connection with the termination of that certain lease agreement (the “Harbor Way Lease”) for certain premises located at 170 Harbor Way, South San Francisco, California 94080 that served as the Company’s headquarters. The Harbor Way Lease consists of approximately 24,606 square feet of rentable space. Pursuant to the Termination Agreement, the Company and the Harbor Way Landlord agreed to terminate the Harbor Way Lease effective as of May 15, 2026.
 
 
 
 
SIGNATURES
 
Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
 
Date: April 21, 2026
VAXART, INC.
     
 
By:
/s/ Steven Lo
   
Steven Lo
   
President and Chief Executive Officer
 
 
 
 

Source: View Original Filing on SEC EDGAR

FAQ

What lease changes did Vaxart (VXRT) report in April 2026?

Vaxart reported amending its Utah Avenue lease to add new office space and confirming termination of its Harbor Way headquarters lease. The amendment adds 3,531 rentable square feet, while the Harbor Way lease for 24,606 rentable square feet will end effective May 15, 2026.

How much additional space is Vaxart leasing on Utah Avenue?

Vaxart agreed to lease two additional suites on Utah Avenue totaling approximately 3,531 rentable square feet. This new space, referred to as the Additional Leased Space, becomes effective on May 14, 2026, under a 36‑month lease term, unless ended earlier under the lease terms.

When does Vaxart’s new Utah Avenue lease space commence and for how long?

The additional Utah Avenue space for Vaxart begins on May 14, 2026, called the Expansion Commencement Date. The lease term for this Additional Leased Space is 36 months from that date, subject to any earlier termination allowed by the amendment and the existing Utah Avenue lease.

What is happening to Vaxart’s Harbor Way headquarters lease?

Vaxart and its Harbor Way landlord agreed in a prior termination agreement to end the Harbor Way headquarters lease. That lease covers about 24,606 rentable square feet and will terminate effective May 15, 2026, ending Vaxart’s tenancy at 170 Harbor Way in South San Francisco.

How do the Utah Avenue and Harbor Way spaces compare in size for Vaxart?

The Harbor Way headquarters lease covers approximately 24,606 rentable square feet, significantly larger than the new Utah Avenue addition of about 3,531 rentable square feet. The company is adding this Utah Avenue space while allowing the larger Harbor Way lease to terminate in mid‑May 2026.

Where is Vaxart’s newly leased space located?

Vaxart’s newly leased space is in an additional building on Utah Avenue in South San Francisco, California. The company is leasing two additional suites at that location, totaling approximately 3,531 rentable square feet, under an amendment to its existing Utah Avenue lease with the same landlord.

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