FIVE9 INC

Ticker: FIVN CUSIP: 338307101 Class: Common Stock

FRONTIER CAPITAL MANAGEMENT CO LLC's Holding History (CIK: 0000351173)

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

Q2 2021

Shares 415,275 Value ($000) $76,157 Avg Close $172.39 Range $153.49 - $192.12

Q1 2021

Shares 451,381 Value ($000) $70,564 Avg Close $170.85 Range $148.62 - $201.75

Q4 2020

Shares 544,408 Value ($000) $94,945 Avg Close $152.08 Range $128.01 - $187.99

Q3 2020

Shares 602,897 Value ($000) $78,184 Avg Close $120.26 Range $107.10 - $131.98

Q2 2020

Shares 657,634 Value ($000) $72,780 Avg Close $97.33 Range $71.68 - $111.25

Q1 2020

Shares 804,206 Value ($000) $61,490 Avg Close $71.28 Range $52.51 - $81.73

Q4 2019

Shares 188,810 Value ($000) $12,382 Avg Close $61.18 Range $50.73 - $69.86

Q3 2019

Shares 266,329 Value ($000) $14,313 Avg Close $56.25 Range $46.22 - $65.45

Q2 2019

Shares 262,065 Value ($000) $13,441 Avg Close $50.75 Range $46.09 - $56.27

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2021	415,275	$76,157	$172.39	$153.49 - $192.12
Q1 2021	451,381	$70,564	$170.85	$148.62 - $201.75
Q4 2020	544,408	$94,945	$152.08	$128.01 - $187.99
Q3 2020	602,897	$78,184	$120.26	$107.10 - $131.98
Q2 2020	657,634	$72,780	$97.33	$71.68 - $111.25
Q1 2020	804,206	$61,490	$71.28	$52.51 - $81.73
Q4 2019	188,810	$12,382	$61.18	$50.73 - $69.86
Q3 2019	266,329	$14,313	$56.25	$46.22 - $65.45
Q2 2019	262,065	$13,441	$50.75	$46.09 - $56.27