Daryl E. Raiford - 28 Feb 2026 Form 4 Insider Report for Bandwidth Inc. (BAND)

Role: Chief Financial Officer
Signature: /s/ Leah Webb, Attorney-in-Fact for Daryl E. Raiford
Issuer symbol: BAND
Transactions as of: 28 Feb 2026
Net transactions value: -$81,977
Form type: 4
Filing time: 03 Mar 2026, 16:08:45 UTC
Previous filing: 23 Feb 2026
Next filing: 06 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Raiford Daryl E	Chief Financial Officer	C/O BANDWIDTH INC., 2230 BANDMATE WAY, RALEIGH	/s/ Leah Webb, Attorney-in-Fact for Daryl E. Raiford	03 Mar 2026	0001405026

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	BAND	Class A Common Stock	Options Exercise	$0	+5,730	+5.1%	$0.000000	118,112	28 Feb 2026	Direct
transaction	BAND	Class A Common Stock	Options Exercise	$0	+6,170	+5.2%	$0.000000	124,282	28 Feb 2026	Direct
transaction	BAND	Class A Common Stock	Tax liability	$42,963	-2,899	-2.3%	$14.82	121,383	28 Feb 2026	Direct
transaction	BAND	Class A Common Stock	Options Exercise	$0	+10,602	+8.7%	$0.000000	131,985	02 Mar 2026	Direct
transaction	BAND	Class A Common Stock	Tax liability	$39,014	-2,582	-2%	$15.11	129,403	02 Mar 2026	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	BAND	Restricted Stock Units	Options Exercise	$0	-5,730	-25%	$0.000000	17,192	28 Feb 2026	Class A Common Stock	5,730		Direct	F1, F2
transaction	BAND	Restricted Stock Units	Options Exercise	$0	-6,170	-12%	$0.000000	43,190	28 Feb 2026	Class A Common Stock	6,170		Direct	F1, F3
transaction	BAND	Restricted Stock Units	Options Exercise	$0	-10,602	-50%	$0.000000	10,602	02 Mar 2026	Class A Common Stock	10,602		Direct	F1, F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Each Restricted Stock Unit represents a contingent right to receive one share of Bandwidth Inc. Class A Common Stock.
F2	On November 28, 2023, the Reporting Person was granted 68,767 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares vest in eight equal quarterly installments beginning on February 28, 2025.
F3	On November 28, 2024, the Reporting Person was granted 74,040 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares vest in eight equal quarterly installments beginning on February 28, 2026.
F4	On May 30, 2023, the Reporting Person was granted 127,226 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares vest in eight equal quarterly installments beginning on August 30, 2024.