BANDWIDTH INC

Ticker: BAND CUSIP: 05988J103 Class: Common Stock

Calamos Advisors LLC's Holding History (CIK: 0001316507)

Note: Option positions (PUT/CALL) are excluded.

Q4 2020

Shares 14,664 Value ($000) $2,253 Avg Close $164.83 Range $138.01 - $198.60

Q3 2020

Shares 16,331 Value ($000) $2,851 Avg Close $148.05 Range $121.64 - $179.11

Q2 2020

Shares 18,529 Value ($000) $2,354 Avg Close $100.94 Range $61.76 - $130.84

Q1 2020

Shares 17,720 Value ($000) $1,193 Avg Close $68.17 Range $50.89 - $88.00

Q4 2019

Shares 29,471 Value ($000) $1,888 Avg Close $57.91 Range $42.61 - $69.29

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	14,664	$2,253	$164.83	$138.01 - $198.60
Q3 2020	16,331	$2,851	$148.05	$121.64 - $179.11
Q2 2020	18,529	$2,354	$100.94	$61.76 - $130.84
Q1 2020	17,720	$1,193	$68.17	$50.89 - $88.00
Q4 2019	29,471	$1,888	$57.91	$42.61 - $69.29