Mark D. Dankberg - 17 Sep 2026 Form 4 Insider Report for VIASAT INC (VSAT)

Reporting relationship: Chairman and CEO, Director
Issuer ticker: VSAT
Reported as of: 17 Sep 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 21 Sep 2026, 16:14:56 UTC
Prior SEC filing: 09 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Stacy Nguyen, Attorney-in-Fact

Key filing fact

Mark D. Dankberg filed Form 4 for VIASAT INC (VSAT) on 21 Sep 2026.

Key facts

This page summarizes Mark D. Dankberg's Form 4 filing for VIASAT INC (VSAT).
5 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 21 Sep 2026, 16:14.

Change

Previous filing in this sequence was filed on 09 Jun 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001033482 Primary reporting owner

DANKBERG MARK D

Relationship: Chairman and CEO, Director
Address: 6155 EL CAMINO REAL, CARLSBAD
Signature: /s/ Stacy Nguyen, Attorney-in-Fact
Signature date: 21 Sep 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

VSAT transaction

$.0001 par value common stock

Options Exercise

Transaction value
Shares: +80,325
Change %
Price: $0.000000^*
Shares after: 80,325
Date: 17 Sep 2026
Ownership: Direct

VSAT transaction

$.0001 par value common stock

Tax liability

Transaction value
Shares: -43,336
Change %: -54%
Price: $73.02^*
Shares after: 36,989
Date: 17 Sep 2026
Ownership: Direct
Footnotes: F1

VSAT transaction

$.0001 par value common stock

Gift

Transaction value
Shares: -36,989
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 17 Sep 2026
Ownership: Direct
Footnotes: F2

VSAT transaction

$.0001 par value common stock

Gift

Transaction value
Shares: +36,989
Change %: +3.4%
Price: $0.000000^*
Shares after: 1,119,165
Date: 17 Sep 2026
Ownership: By Trust
Footnotes: F3

VSAT holding

$.0001 par value common stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 6,130
Date: 17 Sep 2026
Ownership: By 401(k)

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

VSAT transaction Derivative

restricted stock unit

Options Exercise

Transaction value
Shares: -80,325
Change %: -34%
Price: $0.000000^*
Shares after: 155,925
Date: 17 Sep 2026
Ownership: Direct
Underlying class: common stock
Underlying amount: 80,325
Exercise price: $0.000000
Footnotes: F4, F5

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 5 footnotes

Footnote F1

This entry represents the number of shares of Viasat, Inc. common stock withheld by the Issuer to satisfy the tax withholding obligation of the Reporting Person. These shares were not sold by the Reporting Person but were instead offset from the total number of vested shares received by the Reporting Person from the Issuer.

Footnote F2

The restricted stock unit was granted to Mark Dankberg, an officer of Viasat, Inc. Upon vesting the shares were contributed to The Dankberg Family Trust.

Footnote F3

The total reported here has been adjusted by -20 shares to correct an error in a previously filed Form 4.

Footnote F4

The original restricted stock unit grant was for 236,250 restricted stock units on 08/17/2025. The units vest and convert into shares of common stock (on a 1-for-1 basis) at the rate of 34% on September 17, 2026; 33% on June 7, 2027; and 33% on June 7, 2028.

Footnote F5

Until vested, the restricted stock unit shall be subject to forfeiture in the event of termination of employment or service with the Issuer.