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Ticker: ZM CUSIP: 98980L101 Class: EQTY

GRIFFIN ASSET MANAGEMENT, INC.'s Holding History (CIK: 0000883803)

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

Q1 2022

Shares 1,833 Value ($000) $215 Avg Close $136.00 Range $94.51 - $184.91

Q4 2021

Shares 1,933 Value ($000) $355 Avg Close $235.14 Range $174.66 - $291.31

Q3 2021

Shares 1,498 Value ($000) $392 Avg Close $337.16 Range $255.25 - $406.48

Q2 2021

Shares 1,411 Value ($000) $546 Avg Close $333.04 Range $273.20 - $395.44

Q1 2021

Shares 1,469 Value ($000) $472 Avg Close $368.06 Range $302.32 - $451.77

Q4 2020

Shares 2,593 Value ($000) $875 Avg Close $445.83 Range $336.10 - $588.84

Q3 2020

Shares 6,965 Value ($000) $3,274 Avg Close $319.79 Range $230.00 - $529.74

Q2 2020

Shares 7,869 Value ($000) $1,995 Avg Close $179.93 Range $108.53 - $261.62

Q1 2020

Shares 9,513 Value ($000) $1,390 Avg Close $98.68 Range $65.81 - $164.94

Q4 2019

Shares 9,268 Value ($000) $631 Avg Close $68.82 Range $60.97 - $78.49

Q3 2019

Shares 4,326 Value ($000) $330 Avg Close $90.08 Range $74.29 - $104.49

Q2 2019

Shares 3,092 Value ($000) $275 Avg Close $82.26 Range $59.94 - $107.34

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2022	1,833	$215	$136.00	$94.51 - $184.91
Q4 2021	1,933	$355	$235.14	$174.66 - $291.31
Q3 2021	1,498	$392	$337.16	$255.25 - $406.48
Q2 2021	1,411	$546	$333.04	$273.20 - $395.44
Q1 2021	1,469	$472	$368.06	$302.32 - $451.77
Q4 2020	2,593	$875	$445.83	$336.10 - $588.84
Q3 2020	6,965	$3,274	$319.79	$230.00 - $529.74
Q2 2020	7,869	$1,995	$179.93	$108.53 - $261.62
Q1 2020	9,513	$1,390	$98.68	$65.81 - $164.94
Q4 2019	9,268	$631	$68.82	$60.97 - $78.49
Q3 2019	4,326	$330	$90.08	$74.29 - $104.49
Q2 2019	3,092	$275	$82.26	$59.94 - $107.34