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Vaxart, Inc. (VXRT) grants director RSUs and stock options

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Vaxart, Inc. director Elaine J Heron reported equity compensation awards dated July 16, 2026. She acquired 39,400 shares of Common Stock in connection with restricted stock units, bringing her direct common share holdings to 135,966. She was also granted 78,700 Stock Options to buy Common Stock at an exercise price of $0.5149 per share, expiring on July 16, 2036. Footnotes state that both the restricted stock unit award and the option award vest on the earlier of the date immediately prior to Vaxart’s 2027 annual meeting of stockholders and July 16, 2027.

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Insider HERON ELAINE J
Role Director
Type Security Shares Price Value
Grant/Award Stock Options (right to buy) 78,700 $0.00 --
Grant/Award Common Stock 39,400 $0.00 --
Holdings After Transaction: Stock Options (right to buy) — 78,700 shares (Direct); Common Stock — 135,966 shares (Direct)
Footnotes (1)
  1. Grant of shares upon vesting of restricted stock units. The shares underlying the award shall vest on the earlier of the date immediately prior of the 2027 annual meeting of stockholders of the Issuer and July 16, 2027, the first anniversary date of the grant. The shares subject to this option shall vest on the earlier of the date immediately prior of the 2027 annual meeting of stockholders of the Issuer and July 16, 2027, the first anniversary of the date of the grant.
Restricted stock unit shares 39,400 shares Shares of Common Stock acquired in connection with restricted stock units on July 16, 2026
Common shares held after award 135,966 shares Direct Vaxart Common Stock holdings following the July 16, 2026 transaction
Stock options granted 78,700 options Options to buy Vaxart Common Stock granted on July 16, 2026
Option exercise price $0.5149 per share Per-share exercise price of the newly granted stock options
Option expiration date July 16, 2036 Expiration of the 78,700 stock options granted to the director
Vesting deadline July 16, 2027 Latest vesting date, or earlier date immediately prior to 2027 annual meeting
restricted stock units financial
"Grant of shares upon vesting of restricted stock units."
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
Stock Options (right to buy) financial
"Stock Options (right to buy) with an exercise price of $0.5149."
vest financial
"The shares underlying the award shall vest on the earlier of the date immediately prior..."
A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.
annual meeting of stockholders financial
"The shares underlying the award shall vest on the earlier of the date immediately prior of the 2027 annual meeting of stockholders..."

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FAQ

What equity awards did Vaxart (VXRT) director Elaine J Heron receive on July 16, 2026?

Elaine J Heron received 39,400 shares of Vaxart Common Stock and 78,700 stock options on July 16, 2026. These represent director equity compensation awards rather than open-market purchases or sales.

What is the exercise price and expiration date of the new VXRT stock options?

The newly granted Vaxart options have an exercise price of $0.5149 per share and expire on July 16, 2036. They cover 78,700 shares of Common Stock held directly by director Elaine J Heron.

How many Vaxart (VXRT) common shares does Elaine J Heron hold after these awards?

After the reported equity award, Elaine J Heron directly holds 135,966 shares of Vaxart Common Stock. This figure reflects her position immediately following the July 16, 2026 restricted stock unit-related share acquisition.

When do Elaine J Heron’s new Vaxart (VXRT) equity awards vest?

Both the restricted stock unit award and the stock option grant are scheduled to vest on the earlier of the date immediately prior to Vaxart’s 2027 annual meeting of stockholders and July 16, 2027, according to the footnotes.

Was the July 16, 2026 VXRT insider transaction a market trade or a compensation grant?

The July 16, 2026 transactions are compensation-related grants, not open-market trades. They are reported under transaction code “A” for grant, award, or other acquisition of 39,400 shares and 78,700 stock options.

Does the Form 4 for Vaxart (VXRT) mention a Rule 10b5-1 trading plan?

The filing’s Rule 10b5-1 checkbox is not marked as affirming a trading plan, and the footnotes describe these as equity awards. There is no indication that the transactions occurred under a pre-arranged trading plan.
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
HERON ELAINE J

(Last)(First)(Middle)
C/O VAXART, INC.
310 UTAH AVENUE, SUITE 150

(Street)
SOUTH SAN FRANCISCO CALIFORNIA 94080

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Vaxart, Inc. [ VXRT ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
07/16/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock07/16/2026A39,400(1)A$0135,966D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Options (right to buy)$0.514907/16/2026A78,700 (2)07/16/2036Common Stock78,700$078,700D
Explanation of Responses:
1. Grant of shares upon vesting of restricted stock units. The shares underlying the award shall vest on the earlier of the date immediately prior of the 2027 annual meeting of stockholders of the Issuer and July 16, 2027, the first anniversary date of the grant.
2. The shares subject to this option shall vest on the earlier of the date immediately prior of the 2027 annual meeting of stockholders of the Issuer and July 16, 2027, the first anniversary of the date of the grant.
/s/ Edward Berg, Attorney-in-Fact07/17/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)