GUARDANT HEALTH INC

Ticker: GH CUSIP: 40131M109 Class: EQTY

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q4 2025

Shares 165,043 Value ($000) $16,857 Avg Close $89.46 Range $60.45 - $112.43

Q3 2025

Shares 160,073 Value ($000) $10,001 Avg Close $54.40 Range $40.35 - $68.00

Q2 2025

Shares 121,560 Value ($000) $6,326 Avg Close $44.66 Range $36.36 - $53.42

Q1 2021

Shares 13,898 Value ($000) $2,122 Avg Close $151.13 Range $121.78 - $181.07

Q4 2020

Shares 23,368 Value ($000) $3,012 Avg Close $115.06 Range $98.91 - $138.65

Q3 2019

Shares 78,420 Value ($000) $5,006 Avg Close $88.10 Range $61.51 - $112.22

Q2 2019

Shares 159,199 Value ($000) $13,744 Avg Close $76.37 Range $61.69 - $94.44

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	165,043	$16,857	$89.46	$60.45 - $112.43
Q3 2025	160,073	$10,001	$54.40	$40.35 - $68.00
Q2 2025	121,560	$6,326	$44.66	$36.36 - $53.42
Q1 2021	13,898	$2,122	$151.13	$121.78 - $181.07
Q4 2020	23,368	$3,012	$115.06	$98.91 - $138.65
Q3 2019	78,420	$5,006	$88.10	$61.51 - $112.22
Q2 2019	159,199	$13,744	$76.37	$61.69 - $94.44