ROSS KADE (Chief Information Officer) sold 3.3% of their position (1.62K shares) of BANDWIDTH INC. on the open market

Open‑market sale worth $79.4K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales

ROSS KADE

Filed: 9/1/2026ACC: 0001807759-26-000020

InsiderROSS KADECIK 1807759

→

IssuerBANDWIDTH INC.CIK 1514416

Officer· Chief Information Officer

Since Mar 2020

-1.62K

Net shares

Net seller

$79.4K

Total sold

Open market trades

0B · 2S

Total transactions

5.69K acquired · 7.31K disposed

Non-Derivative Transactions5

Class A Common Stock

Direct

M · Option Exercise

+446.00

Price / share

—

Trade value

—

% of position

1.0%

8/28/2026

44K→44.44K

Class A Common Stock

Direct

M · Option Exercise

+3.39K

Price / share

—

Trade value

—

% of position

7.6%

8/28/2026

44.44K→47.83K

Class A Common Stock

Direct

M · Option Exercise

+1.85K

Price / share

—

Trade value

—

% of position

3.9%

8/28/2026

47.83K→49.69K

Class A Common Stock

Direct

S · Sale

−945.00

Price / share

$48.82

Trade value

$46.14K

% of position

1.9%

8/31/2026

49.69K→48.74K

Class A Common Stock

Direct

S · Sale

−671.00

Price / share

$49.60

Trade value

$33.28K

% of position

1.4%

8/31/2026

48.74K→48.07K

Total

Net shares

+4.08K

Net value

-$79.42K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Class A Common Stock Direct	8/28/2026	M · Option Exercise	+446.00	—	—	1.0%	44K	44.44K
Class A Common Stock Direct	8/28/2026	M · Option Exercise	+3.39K	—	—	7.6%	44.44K	47.83K
Class A Common Stock Direct	8/28/2026	M · Option Exercise	+1.85K	—	—	3.9%	47.83K	49.69K
Class A Common Stock Direct	8/31/2026	S · Sale	−945.00	$48.82	$46.14K	1.9%	49.69K	48.74K
Class A Common Stock Direct	8/31/2026	S · Sale	−671.00	$49.60	$33.28K	1.4%	48.74K	48.07K
Total			+4.08K		-$79.42K

Derivative Transactions3

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Class A Common Stock

446.00 shares

−446.00

Strike price

Held after

0.00

Exercisable

—

8/28/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Class A Common Stock

3.39K shares

−3.39K

Strike price

Held after

3.39K

Exercisable

—

8/28/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Class A Common Stock

1.85K shares

−1.85K

Strike price

Held after

9.27K

Exercisable

—

8/28/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Units Direct	Class A Common Stock446.00 shares	8/28/2026	M · Option Exercise	−446.00	—	0.00
Restricted Stock Units Direct	Class A Common Stock3.39K shares	8/28/2026	M · Option Exercise	−3.39K	—	3.39K
Restricted Stock Units Direct	Class A Common Stock1.85K shares	8/28/2026	M · Option Exercise	−1.85K	—	9.27K