Stefano Langenbacher - 11 Sep 2026 Form 4 Insider Report for Vivid Seats Inc. (SEAT)

Reporting relationship: Chief Technology Officer
Issuer ticker: SEAT
Reported as of: 11 Sep 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 15 Sep 2026, 16:15:06 UTC
Prior SEC filing: 14 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/ Stefano Langenbacher

Key filing fact

Stefano Langenbacher filed Form 4 for Vivid Seats Inc. (SEAT) on 15 Sep 2026.

Key facts

This page summarizes Stefano Langenbacher's Form 4 filing for Vivid Seats Inc. (SEAT).
5 reported transactions and 3 derivative rows are listed below.
Accepted by SEC: 15 Sep 2026, 16:15.

Change

Previous filing in this sequence was filed on 14 Aug 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 0002015428 Primary reporting owner

Langenbacher Stefano

Relationship: Chief Technology Officer
Address: C/O VIVID SEATS INC., 24 E. WASHINGTON ST., STE. 900, CHICAGO
Signature: /s/ Stefano Langenbacher
Signature date: 15 Sep 2026

Reported non-derivative transactions

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

SEAT transaction

Class A Common Stock

Options Exercise

Transaction value
Shares: +44,491
Change %: +67%
Price
Shares after: 111,247
Date: 11 Sep 2026
Ownership: Direct
Footnotes: F1

SEAT transaction

Class A Common Stock

Tax liability

Transaction value
Shares: -19,262
Change %: -17%
Price: $4.95^*
Shares after: 91,985
Date: 11 Sep 2026
Ownership: Direct

Reported derivative securities

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

SEAT transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: -1,817
Change %: -33%
Price: $0.000000^*
Shares after: 3,634
Date: 11 Sep 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 1,817
Exercise price
Footnotes: F1, F2

SEAT transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: -4,448
Change %: -14%
Price: $0.000000^*
Shares after: 26,692
Date: 11 Sep 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 4,448
Exercise price
Footnotes: F1, F3

SEAT transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: -38,226
Change %: -17%
Price: $0.000000^*
Shares after: 191,132
Date: 11 Sep 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 38,226
Exercise price
Footnotes: F1, F4

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Class A common stock.

Footnote F2

One-third of the RSUs vested on March 11, 2025. The remainder of the RSUs vest in equal quarterly installments such that they will be fully vested on March 11, 2027. The RSUs do not have an expiration date.

Footnote F3

One-third of the RSUs vested on March 11, 2026. The remainder of the RSUs vest in equal quarterly installments such that they will be fully vested on March 11, 2028. The RSUs do not have an expiration date.

Footnote F4

The RSUs began vesting in equal quarterly installments on March 11, 2026 such that they will be fully vested on December 11, 2027. The RSUs do not have an expiration date.