Brian D. Bailey - 28 May 2026 Form 4 Insider Report for Bandwidth Inc. (BAND)

Reporting relationship: Director
Issuer ticker: BAND
Reported as of: 28 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 01 Jun 2026, 16:35:44 UTC
Prior SEC filing: 02 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Leah Webb, Attorney-in-Fact for Brian D. Bailey

Key filing fact

Brian D. Bailey filed Form 4 for Bandwidth Inc. (BAND) on 01 Jun 2026.

Key facts

This page summarizes Brian D. Bailey's Form 4 filing for Bandwidth Inc. (BAND).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 01 Jun 2026, 16:35.

Change

Previous filing in this sequence was filed on 02 Mar 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 0001575505 Primary reporting owner

Bailey Brian D.

Relationship: Director
Address: C/O CARMICHAEL INVESTMENT PARTNERS LLC, 4725 PIEDMONT ROW DRIVE, SUITE 210, CHARLOTTE
Signature: /s/ Leah Webb, Attorney-in-Fact for Brian D. Bailey
Signature date: 01 Jun 2026

Reported non-derivative transactions

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

BAND transaction

Class A Common Stock

Options Exercise

Transaction value
Shares: +3,334
Change %: +4.8%
Price: $0.000000^*
Shares after: 72,089
Date: 28 May 2026
Ownership: See footnotes
Footnotes: F1, F2, F3

Reported derivative securities

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

BAND transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: -3,334
Change %: -33%
Price: $0.000000^*
Shares after: 6,666
Date: 28 May 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 3,334
Exercise price
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

Carmichael Bandwidth LLC is the managing member of each of Carmichael Partners, LLC ("CP"); Carmichael Investment Partners II, LLC ("CP II"); and Carmichael Investment Partners III, LLC ("CP III"). Brian D. Bailey and Kevin J. Martin are the managing partners of Carmichael Bandwidth LLC and CP and share voting and dispositive power with respect to the shares held by CP, CP II and CP III. The Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of his pecuniary interest therein.

Footnote F2

Following the transactions reported herein, consists of 8,750 shares of Class A Common Stock held by CP and 63,339 shares of Class A Common Stock held of record by Brian D. Bailey.

Footnote F3

Pursuant to an agreement between Mr. Bailey and CP, CP is entitled to all economic benefit with respect to 7,234 shares held by Mr. Bailey.

Footnote F4

Each Restricted Stock Unit represents a contingent right to receive one share of Bandwidth Inc. Class A Common Stock.

Footnote F5

On November 28, 2025, the Reporting Person was granted 13,333 Restricted Stock Units, which vest in four equal quarterly installments beginning on February 28, 2026.