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$ Value

$14K

Shares

22,425

Price

$1

Filed

Mar 20

Insider

Name

Lo Steven

Title

President, Chief Exec Officer

CIK

0001501959

Roles

Director Officer

Transaction Details

Transaction Date

2026-03-18

Code

F

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

2,611,634

Footnotes

Represents shares that have been withheld by the Issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of RSUs vested as of March 18, 2026.

Filing Info

Accession No.

0001437749-26-009206

Form Type

4

Issuer CIK

0000072444

Lo Steven's History

Date Ticker Type Value
2026-03-24 VXRT F $87K
2026-03-18 VXRT F $14K
2026-03-16 VXRT A $0
2026-03-16 VXRT A $0
2025-12-04 VXRT A $0
2025-12-04 VXRT F $20K
2025-05-19 VXRT $49K

Other Insiders at VXRT (90d)

Insider Bought Sold Last
Lo Steven
President, Chief Exec Officer
2026-03-24
Tucker Sean
SVP, Chief Scientific Officer
2026-03-28
Cummings James F.
Chief Medical Officer
2026-03-28
Berg Edward B
SVP, General Counsel
2026-03-24
Grasman Jeroen Nicolaas
Chief Financial Officer
2026-03-16