BANDWIDTH INC

Ticker: BAND CUSIP: 05988J103 Class: Common Stock

GILDER GAGNON HOWE & CO LLC's Holding History (CIK: 0000902464)

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

Q3 2019

Shares 465,131 Value ($000) $30,285 Avg Close $77.97 Range $63.69 - $90.63

Q2 2019

Shares 539,328 Value ($000) $40,460 Avg Close $72.95 Range $64.62 - $82.66

Q1 2019

Shares 551,652 Value ($000) $36,939 Avg Close $52.54 Range $39.42 - $69.80

Q4 2018

Shares 480,161 Value ($000) $19,567 Avg Close $46.99 Range $27.75 - $57.50

Q3 2018

Shares 476,803 Value ($000) $25,542 Avg Close $44.04 Range $33.79 - $55.51

Q2 2018

Shares 479,811 Value ($000) $18,223 Avg Close $35.32 Range $30.00 - $40.83

Q1 2018

Shares 75,018 Value ($000) $2,450 Avg Close $25.53 Range $19.45 - $33.23

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2019	465,131	$30,285	$77.97	$63.69 - $90.63
Q2 2019	539,328	$40,460	$72.95	$64.62 - $82.66
Q1 2019	551,652	$36,939	$52.54	$39.42 - $69.80
Q4 2018	480,161	$19,567	$46.99	$27.75 - $57.50
Q3 2018	476,803	$25,542	$44.04	$33.79 - $55.51
Q2 2018	479,811	$18,223	$35.32	$30.00 - $40.83
Q1 2018	75,018	$2,450	$25.53	$19.45 - $33.23